Bug#963548: Seems fixed in 116

[Jan Sten Adámek]

[2887468:2887536:0626/102440.072460:FATAL:ref_counted.cc(66)] Check failed: 
--ref_count_ != std::numeric_limits<decltype(ref_count_)>::max().

-- bt full --
#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
       set =
           {__val = {0, 6199840864898265905, 2314860354883569005, 
7719229371972794673, 4207040778890250818, 3617856386540511241, 
5795382897559674932, 2314885530434291028, 739271074935026225, 
664967458906664278, 3467807035425300512, 7306937872702139168, 
8315165954667605108, 2314885530818447674, 8017263042031005728, 
7956013832147854706}}
       pid = <optimized out>
       tid = <optimized out>
#1 0x00007ffff320f55b in __GI_abort () at abort.c:79
       save_stage = 1
       act =
         {__sigaction_handler = {sa_handler = 0xffffffff, sa_sigaction = 
0xffffffff}, sa_mask = {__val = {143, 140737274082752, 140736617503664, 
140737274086560, 143, 143, 93825260588272, 140736741740416, 93825058679004, 
93825260588272, 93825260588272, 140736741740448, 93825058893151, 
93825260588272, 93825260588272, 140736741740480}}, sa_flags = 1700007152, 
sa_restorer = 0x7fffd37f8fd0}
       sigs = {__val = {32, 0 <repeats 15 times>}}
#2 0x000055555e0a9fc8 in ()
#3 0x000055555dfbaca4 in logging::LogMessage::~LogMessage() ()
#4 0x000055555dfbd711 in base::subtle::RefCountedBase::ReleaseImpl() const ()
#5 0x00005555594b04ec in base::subtle::RefCountedBase::Release() const ()
#6 0x000055555a2894af in base::RefCounted<base::FieldTrial, 
base::DefaultRefCountedTraits<base::FieldTrial> >::Release() const ()
#7 0x000055555a28947e in 
scoped_refptr<storage::QuotaReservationBuffer>::Release(storage::QuotaReservationBuffer*) 
()
#8 0x000055555a28423a in 
scoped_refptr<storage::QuotaReservationBuffer>::~scoped_refptr() ()
#9 0x000055555afd9901 in 
content::ServiceWorkerObjectHost::~ServiceWorkerObjectHost() ()
#10 0x000055555afd998c in 
content::ServiceWorkerObjectHost::~ServiceWorkerObjectHost() ()
#11 0x00005555591e46af in 
tracing::TraceEventDataSource::ReturnTraceWriter(std::unique_ptr<perfetto::TraceWriter, 
std::default_delete<perfetto::TraceWriter> 
)::$_8::operator()(perfetto::TraceWriter*) const ()
#12 0x00005555591e2750 in 
std::unique_ptr<ChromeMetricsServiceAccessor::BindMetricsServiceReceiver(mojo::PendingReceiver<chrome::mojom::MetricsService>)::Thunk, 
std::default_delete<ChromeMetricsServiceAccessor::BindMetricsServiceReceiver(mojo::PendingReceiver<chrome::mojom::MetricsService>)::Thunk> 
::~unique_ptr() ()
#13 0x0000555559637c5e in 
webrtc::internal::VideoReceiveStream::StartNextDecode()::$_4::operator()(std::unique_ptr<webrtc::video_coding::EncodedFrame, 
std::default_delete<webrtc::video_coding::EncodedFrame> >, 
webrtc::video_coding::FrameBuffer::ReturnReason) 
const::{lambda()#1}::~ReturnReason() ()
#14 0x0000555559637e09 in void __gnu_cxx::new_allocator<std::pair<unsigned 
long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > 
::destroy<std::pair<unsigned long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > >(std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > >*) ()
#15 0x0000555559637de0 in void 
std::allocator_traits<std::allocator<std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > > 
::destroy<std::pair<unsigned long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > 
(std::allocator<std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > >&, std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > >*) ()
#16 0x0000555559e992d2 in std::_Rb_tree<unsigned short, std::pair<unsigned 
short const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > >, std::_Select1st<std::pair<unsigned short 
const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > > >, std::less<unsigned short>, 
std::allocator<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> > >::_M_destroy_node(std::_Rb_tree_node<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> >*) ()
#17 0x0000555559e99284 in std::_Rb_tree<unsigned short, std::pair<unsigned 
short const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > >, std::_Select1st<std::pair<unsigned short 
const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > > >, std::less<unsigned short>, 
std::allocator<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> > >::_M_drop_node(std::_Rb_tree_node<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> >*) ()
#18 0x0000555559e99248 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > 
::_M_erase(std::_Rb_tree_node<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >*) ()
#19 0x0000555559e991d8 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > >::~_Rb_tree() ()
#20 0x0000555559e98bf5 in std::map<unsigned long, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> >, std::less<unsigned long>, 
std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > >::~map() ()
#21 0x000055555af482aa in 
content::ServiceWorkerContainerHost::~ServiceWorkerContainerHost() ()
#22 0x000055555af4879c in 
content::ServiceWorkerContainerHost::~ServiceWorkerContainerHost() ()
#23 0x00005555591e46af in 
tracing::TraceEventDataSource::ReturnTraceWriter(std::unique_ptr<perfetto::TraceWriter, 
std::default_delete<perfetto::TraceWriter> 
)::$_8::operator()(perfetto::TraceWriter*) const ()
#24 0x00005555591e4b56 in 
std::unique_ptr<std::__cxx11::basic_ostringstream<char, 
std::char_traits<char>, std::allocator<char> >, 
std::default_delete<std::__cxx11::basic_ostringstream<char, 
std::char_traits<char>, std::allocator<char> > > 
::reset(std::__cxx11::basic_ostringstream<char, std::char_traits<char>, 
std::allocator<char> >*) ()
#25 0x000055555afe1c2a in 
content::ServiceWorkerProviderHost::~ServiceWorkerProviderHost() ()
#26 0x000055555b03df9b in 
std::default_delete<content::ServiceWorkerProviderHost>::operator()(content::ServiceWorkerProviderHost*) 
const ()
#27 0x000055555b030430 in 
std::unique_ptr<content::ServiceWorkerProviderHost, 
std::default_delete<content::ServiceWorkerProviderHost> >::~unique_ptr() ()
#28 0x000055555b030251 in 
content::ServiceWorkerVersion::~ServiceWorkerVersion() ()
#29 0x000055555b0304cc in 
content::ServiceWorkerVersion::~ServiceWorkerVersion() ()
#30 0x000055555942ce7b in 
std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_destroy() ()
#31 0x00005555594ab635 in 
base::DefaultRefCountedThreadSafeTraits<base::internal::ObserverListThreadSafeBase>::Destruct(base::internal::ObserverListThreadSafeBase 
const*) ()
#32 0x000055555a2894ce in base::RefCounted<base::FieldTrial, 
base::DefaultRefCountedTraits<base::FieldTrial> >::Release() const ()
#33 0x000055555a28947e in 
scoped_refptr<storage::QuotaReservationBuffer>::Release(storage::QuotaReservationBuffer*) 
()
#34 0x000055555a28423a in 
scoped_refptr<storage::QuotaReservationBuffer>::~scoped_refptr() ()
#35 0x000055555afd9901 in 
content::ServiceWorkerObjectHost::~ServiceWorkerObjectHost() ()
#36 0x000055555afd998c in 
content::ServiceWorkerObjectHost::~ServiceWorkerObjectHost() ()
#37 0x00005555591e46af in 
tracing::TraceEventDataSource::ReturnTraceWriter(std::unique_ptr<perfetto::TraceWriter, 
std::default_delete<perfetto::TraceWriter> 
)::$_8::operator()(perfetto::TraceWriter*) const ()
#38 0x00005555591e2750 in 
std::unique_ptr<ChromeMetricsServiceAccessor::BindMetricsServiceReceiver(mojo::PendingReceiver<chrome::mojom::MetricsService>)::Thunk, 
std::default_delete<ChromeMetricsServiceAccessor::BindMetricsServiceReceiver(mojo::PendingReceiver<chrome::mojom::MetricsService>)::Thunk> 
::~unique_ptr() ()
#39 0x0000555559637c5e in 
webrtc::internal::VideoReceiveStream::StartNextDecode()::$_4::operator()(std::unique_ptr<webrtc::video_coding::EncodedFrame, 
std::default_delete<webrtc::video_coding::EncodedFrame> >, 
webrtc::video_coding::FrameBuffer::ReturnReason) 
const::{lambda()#1}::~ReturnReason() ()
#40 0x0000555559637e09 in void __gnu_cxx::new_allocator<std::pair<unsigned 
long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > 
::destroy<std::pair<unsigned long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > >(std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > >*) ()
#41 0x0000555559637de0 in void 
std::allocator_traits<std::allocator<std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > > 
::destroy<std::pair<unsigned long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > 
(std::allocator<std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > >&, std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > >*) ()
#42 0x0000555559e992d2 in std::_Rb_tree<unsigned short, std::pair<unsigned 
short const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > >, std::_Select1st<std::pair<unsigned short 
const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > > >, std::less<unsigned short>, 
std::allocator<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> > >::_M_destroy_node(std::_Rb_tree_node<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> >*) ()
#43 0x0000555559e99284 in std::_Rb_tree<unsigned short, std::pair<unsigned 
short const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > >, std::_Select1st<std::pair<unsigned short 
const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > > >, std::less<unsigned short>, 
std::allocator<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> > >::_M_drop_node(std::_Rb_tree_node<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> >*) ()
#44 0x0000555559e99248 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > 
::_M_erase(std::_Rb_tree_node<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >*) ()
#45 0x000055555a3d53f8 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > >::clear() ()
#46 0x000055555a3d5364 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > > > 
::_M_erase_aux(std::_Rb_tree_const_iterator<std::pair<unsigned long const, 
std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > > >, 
std::_Rb_tree_const_iterator<std::pair<unsigned long const, 
std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > > >) ()
#47 0x000055555af55c89 in std::_Rb_tree<long, std::pair<long const, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> > >, 
std::_Select1st<std::pair<long const, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> > > >, 
std::less<long>, std::allocator<std::pair<long const, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> > > > 
::erase(long const&) ()
#48 0x000055555af4e38d in std::map<long, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> >, 
std::less<long>, std::allocator<std::pair<long const, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> > > > 
::erase(long const&) ()
#49 0x000055555af4e633 in 
content::ServiceWorkerContainerHost::RemoveServiceWorkerObjectHost(long) ()
#50 0x000055555afd9851 in 
content::ServiceWorkerObjectHost::OnConnectionError() ()
#51 0x00005555594a8b43 in void base::internal::FunctorTraits<void 
(std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >::*)(), 
void>::Invoke<void (std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >::*)(), 
std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >*>(void 
(std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >::*)(), 
std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >*&&) ()
#52 0x00005555594a8a81 in void 
base::internal::FunctorTraits<base::internal::IgnoreResultHelper<net::Error 
((anonymous namespace)::CacheCreator::*)()>, 
void>::Invoke<base::internal::IgnoreResultHelper<net::Error ((anonymous 
namespace)::CacheCreator::*)()>, (anonymous 
namespace)::CacheCreator*>(base::internal::IgnoreResultHelper<net::Error 
((anonymous namespace)::CacheCreator::*)()>&&, (anonymous 
namespace)::CacheCreator*&&) ()
#53 0x0000555559e189f4 in void 
base::internal::Invoker<base::internal::BindState<void 
(base::PartitionAllocMemoryReclaimer::*)(), 
base::internal::UnretainedWrapper<base::PartitionAllocMemoryReclaimer> >, 
void ()>::RunImpl<void (base::PartitionAllocMemoryReclaimer::* const&)(), 
std::tuple<base::internal::UnretainedWrapper<base::PartitionAllocMemoryReclaimer> 
const&, 0ul>(void (base::PartitionAllocMemoryReclaimer::* const&)(), 
std::tuple<base::internal::UnretainedWrapper<base::PartitionAllocMemoryReclaimer> 
const&, std::integer_sequence<unsigned long, 0ul>) ()
#54 0x0000555559e18994 in 
base::internal::Invoker<base::internal::BindState<void 
(base::PartitionAllocMemoryReclaimer::*)(), 
base::internal::UnretainedWrapper<base::PartitionAllocMemoryReclaimer> >, 
void ()>::Run(base::internal::BindStateBase*) ()
#55 0x00005555594b01d0 in base::RepeatingCallback<void ()>::Run() const & ()
#56 0x000055555a9bd36d in 
mojo::ReceiverSetBase<mojo::AssociatedReceiver<printing::mojom::PrintRenderFrame, 
mojo::RawPtrImplRefTraits<printing::mojom::PrintRenderFrame> >, 
void>::OnDisconnect(unsigned long, unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&) ()
#57 0x000055555a9bcf3b in 
mojo::ReceiverSetBase<mojo::AssociatedReceiver<printing::mojom::PrintRenderFrame, 
mojo::RawPtrImplRefTraits<printing::mojom::PrintRenderFrame> >, 
void>::Entry::OnDisconnect(unsigned int, std::__cxx11::basic_string<char, 
std::char_traits<char>, std::allocator<char> > const&) ()
#58 0x0000555559c89200 in void base::internal::FunctorTraits<void 
(storage::MojoBlobReader::*)(unsigned int, mojo::HandleSignalsState 
const&), void>::Invoke<void (storage::MojoBlobReader::*)(unsigned int, 
mojo::HandleSignalsState const&), storage::MojoBlobReader*, unsigned int, 
mojo::HandleSignalsState const&>(void (storage::MojoBlobReader::*)(unsigned 
int, mojo::HandleSignalsState const&), storage::MojoBlobReader*&&, unsigned 
int&&, mojo::HandleSignalsState const&) ()
#59 0x0000555559c8913b in void base::internal::InvokeHelper<false, 
void>::MakeItSo<void (storage::MojoBlobReader::* const&)(unsigned int, 
mojo::HandleSignalsState const&), storage::MojoBlobReader*, unsigned int, 
mojo::HandleSignalsState const&>(void (storage::MojoBlobReader::* 
const&)(unsigned int, mojo::HandleSignalsState const&), 
storage::MojoBlobReader*&&, unsigned int&&, mojo::HandleSignalsState const&) ()
#60 0x0000555559c89099 in void 
base::internal::Invoker<base::internal::BindState<void 
(content::AudioOutputStreamBroker::*)(unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&), 
base::internal::UnretainedWrapper<content::AudioOutputStreamBroker> >, void 
(unsigned int, std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&)>::RunImpl<void 
(content::AudioOutputStreamBroker::*)(unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&), 
std::tuple<base::internal::UnretainedWrapper<content::AudioOutputStreamBroker> 
, 0ul>(void (content::AudioOutputStreamBroker::*&&)(unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&), 
std::tuple<base::internal::UnretainedWrapper<content::AudioOutputStreamBroker> 
&&, std::integer_sequence<unsigned long, 0ul>, unsigned int&&, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&) ()
#61 0x0000555559c88ffa in 
base::internal::Invoker<base::internal::BindState<void 
(content::AudioOutputStreamBroker::*)(unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&), 
base::internal::UnretainedWrapper<content::AudioOutputStreamBroker> >, void 
(unsigned int, std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&)>::RunOnce(base::internal::BindStateBase*, 
unsigned int, std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&) ()
#62 0x00005555594e4bf5 in base::OnceCallback<void (unsigned int, 
std::vector<unsigned char, std::allocator<unsigned char> > 
const&)>::Run(unsigned int, std::vector<unsigned char, 
std::allocator<unsigned char> > const&) && ()
#63 0x000055555e23bfaf in 
mojo::InterfaceEndpointClient::NotifyError(base::Optional<mojo::DisconnectReason> 
const&) ()
#64 0x000055555e245b99 in 
mojo::internal::MultiplexRouter::ProcessNotifyErrorTask(mojo::internal::MultiplexRouter::Task*, 
mojo::internal::MultiplexRouter::ClientCallBehavior, 
base::SequencedTaskRunner*) ()
#65 0x000055555e24371f in 
mojo::internal::MultiplexRouter::ProcessTasks(mojo::internal::MultiplexRouter::ClientCallBehavior, 
base::SequencedTaskRunner*) ()
#66 0x000055555e2422ae in 
mojo::internal::MultiplexRouter::OnPipeConnectionError(bool) ()
#67 0x000055555950e7e0 in void base::internal::FunctorTraits<void 
(ntp_tiles::MostVisitedSites::*)(bool), void>::Invoke<void 
(ntp_tiles::MostVisitedSites::*)(bool), ntp_tiles::MostVisitedSites*, 
bool>(void (ntp_tiles::MostVisitedSites::*)(bool), 
ntp_tiles::MostVisitedSites*&&, bool&&) ()
#68 0x000055555950e736 in void 
base::internal::FunctorTraits<base::internal::IgnoreResultHelper<void 
(content::WebContents::*)(bool)>, 
void>::Invoke<base::internal::IgnoreResultHelper<void 
(content::WebContents::*)(bool)> const&, content::WebContents*, 
bool>(base::internal::IgnoreResultHelper<void 
(content::WebContents::*)(bool)> const&, content::WebContents*&&, bool&&) ()
#69 0x000055555abeed30 in void 
base::internal::Invoker<base::internal::BindState<void 
(content::ForwardingAudioStreamFactory::Core::*)(bool), 
base::internal::UnretainedWrapper<content::ForwardingAudioStreamFactory::Core>, 
bool>, void ()>::RunImpl<void 
(content::ForwardingAudioStreamFactory::Core::*)(bool), 
std::tuple<base::internal::UnretainedWrapper<content::ForwardingAudioStreamFactory::Core>, 
bool>, 0ul, 1ul>(void 
(content::ForwardingAudioStreamFactory::Core::*&&)(bool), 
std::tuple<base::internal::UnretainedWrapper<content::ForwardingAudioStreamFactory::Core>, 
bool>&&, std::integer_sequence<unsigned long, 0ul, 1ul>) ()
#70 0x000055555abeecb9 in 
base::internal::Invoker<base::internal::BindState<void 
(content::ForwardingAudioStreamFactory::Core::*)(bool), 
base::internal::UnretainedWrapper<content::ForwardingAudioStreamFactory::Core>, 
bool>, void ()>::RunOnce(base::internal::BindStateBase*) ()
#71 0x000055555922f92c in base::OnceCallback<void ()>::Run() && ()
#72 0x000055555e234b04 in mojo::Connector::HandleError(bool, bool) ()
#73 0x000055555e2362af in mojo::Connector::OnHandleReadyInternal(unsigned 
int) ()
#74 0x000055555e23624b in mojo::Connector::OnWatcherHandleReady(unsigned 
int) ()
#75 0x00005555594bb7fa in void base::internal::FunctorTraits<void 
(base::StackSamplingProfiler::SamplingThread::*)(int), void>::Invoke<void 
(base::StackSamplingProfiler::SamplingThread::*)(int), 
base::StackSamplingProfiler::SamplingThread*, int>(void 
(base::StackSamplingProfiler::SamplingThread::*)(int), 
base::StackSamplingProfiler::SamplingThread*&&, int&&) ()
#76 0x00005555594bb756 in void base::internal::InvokeHelper<false, 
void>::MakeItSo<void (mirroring::CastRemotingSender::* const&)(unsigned 
int), mirroring::CastRemotingSender*, unsigned int const&>(void 
(mirroring::CastRemotingSender::* const&)(unsigned int), 
mirroring::CastRemotingSender*&&, unsigned int const&) ()
#77 0x000055555a2d5024 in void 
base::internal::Invoker<base::internal::BindState<void 
(storage::BlobMemoryController::*)(base::MemoryPressureListener::MemoryPressureLevel), 
base::internal::UnretainedWrapper<storage::BlobMemoryController> >, void 
(base::MemoryPressureListener::MemoryPressureLevel)>::RunImpl<void 
(storage::BlobMemoryController::* 
const&)(base::MemoryPressureListener::MemoryPressureLevel), 
std::tuple<base::internal::UnretainedWrapper<storage::BlobMemoryController> 
const&, 0ul>(void (storage::BlobMemoryController::* 
const&)(base::MemoryPressureListener::MemoryPressureLevel), 
std::tuple<base::internal::UnretainedWrapper<storage::BlobMemoryController> 
const&, std::integer_sequence<unsigned long, 0ul>, 
base::MemoryPressureListener::MemoryPressureLevel&&) ()
#78 0x000055555a2d4f94 in 
base::internal::Invoker<base::internal::BindState<void 
(storage::BlobMemoryController::*)(base::MemoryPressureListener::MemoryPressureLevel), 
base::internal::UnretainedWrapper<storage::BlobMemoryController> >, void 
(base::MemoryPressureListener::MemoryPressureLevel)>::Run(base::internal::BindStateBase*, 
base::MemoryPressureListener::MemoryPressureLevel) ()
#79 0x0000555559e5a0ca in base::RepeatingCallback<void (unsigned 
int)>::Run(unsigned int) const & ()
#80 0x000055555a2d39cf in 
mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void 
(unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) ()
#81 0x000055555a2d3c3c in void base::internal::FunctorTraits<void 
(*)(base::FilePath const&, platform_util::OpenItemType, 
base::RepeatingCallback<void (platform_util::OpenOperationResult)> const&), 
void>::Invoke<void (*)(base::FilePath const&, platform_util::OpenItemType, 
base::RepeatingCallback<void (platform_util::OpenOperationResult)> const&), 
base::FilePath, platform_util::OpenItemType, base::RepeatingCallback<void 
(platform_util::OpenOperationResult)> >(void (*&&)(base::FilePath const&, 
platform_util::OpenItemType, base::RepeatingCallback<void 
(platform_util::OpenOperationResult)> const&), base::FilePath&&, 
platform_util::OpenItemType&&, base::RepeatingCallback<void 
(platform_util::OpenOperationResult)>&&) ()
#82 0x000055555a2d3bcc in void base::internal::InvokeHelper<false, 
void>::MakeItSo<void (* const&)(base::RepeatingCallback<void (unsigned 
int)> const&, unsigned int, mojo::HandleSignalsState const&), 
base::RepeatingCallback<void (unsigned int)> const&, unsigned int, 
mojo::HandleSignalsState const&>(void (* 
const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, 
mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned 
int)> const&, unsigned int&&, mojo::HandleSignalsState const&) ()
#83 0x000055555a2d3b5c in void 
base::internal::Invoker<base::internal::BindState<void 
(*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, 
mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned 
int)> >, void (unsigned int, mojo::HandleSignalsState 
const&)>::RunImpl<void (* const&)(base::RepeatingCallback<void (unsigned 
int)> const&, unsigned int, mojo::HandleSignalsState const&), 
std::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 0ul>(void 
(* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned 
int, mojo::HandleSignalsState const&), 
std::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 
std::integer_sequence<unsigned long, 0ul>, unsigned int&&, 
mojo::HandleSignalsState const&) ()
#84 0x000055555a2d3ac9 in 
base::internal::Invoker<base::internal::BindState<void 
(*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, 
mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned 
int)> >, void (unsigned int, mojo::HandleSignalsState 
const&)>::Run(base::internal::BindStateBase*, unsigned int, 
mojo::HandleSignalsState const&) ()
#85 0x0000555559ee12c0 in base::RepeatingCallback<void (unsigned int, 
std::__cxx11::basic_string<unsigned short, 
base::string16_internals::string16_char_traits, std::allocator<unsigned 
short> > const&)>::Run(unsigned int, std::__cxx11::basic_string<unsigned 
short, base::string16_internals::string16_char_traits, 
std::allocator<unsigned short> > const&) const & ()
#86 0x000055555e265f74 in mojo::SimpleWatcher::OnHandleReady(int, unsigned 
int, mojo::HandleSignalsState const&) ()
#87 0x000055555e2661bf in mojo::SimpleWatcher::Context::Notify(unsigned 
int, MojoHandleSignalsState, unsigned int) ()
#88 0x000055555e26535c in 
mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) ()
#89 0x000055555a3abc68 in 
mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned 
int, mojo::core::HandleSignalsState const&, unsigned int) ()
#90 0x000055555a3ab46a in mojo::core::Watch::InvokeCallback(unsigned int, 
mojo::core::HandleSignalsState const&, unsigned int) ()
#91 0x000055555a3a3873 in mojo::core::RequestContext::~RequestContext() ()
#92 0x000055555a392858 in mojo::core::NodeChannel::OnChannelMessage(void 
const*, unsigned long, std::vector<mojo::PlatformHandle, 
std::allocator<mojo::PlatformHandle> >) ()
#93 0x000055555a37ab1b in 
mojo::core::Channel::TryDispatchMessage(base::span<char const, 
18446744073709551615ul>, unsigned long*) ()
#94 0x000055555a37a2df in mojo::core::Channel::OnReadComplete(unsigned 
long, unsigned long*) ()
#95 0x000055555a3b2ea2 in mojo::core::(anonymous 
namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) ()
#96 0x000055555e0d9abe in 
base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, 
base::MessagePumpLibevent*) ()
#97 0x000055555e0da4b2 in 
base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) ()
#98 0x00007ffff6d39b0f in () at /lib/x86_64-linux-gnu/libevent-2.1.so.7
#99 0x00007ffff6d3a24f in event_base_loop () at 
/lib/x86_64-linux-gnu/libevent-2.1.so.7
#100 0x000055555e0da73d in 
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) ()
#101 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#102 0x000055555dff57cc in base::RunLoop::Run() ()
#103 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#104 0x000055555a8ef809 in 
content::BrowserProcessSubThread::IOThreadRun(base::RunLoop*) ()
#105 0x000055555a8ef70f in 
content::BrowserProcessSubThread::Run(base::RunLoop*) ()
#106 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#107 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#108 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf =
             {cancel_jmp_buf = {{jmp_buf = {140736741762816, 
-4296344445220767165, 140737488342174, 140737488342175, 140736741758400, 
140736741762816, 4296424711008860739, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#109 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95


-- thread apply all bt full --
Thread 72 (Thread 0x7fffe8b70700 (LWP 2913322)):
#0 futex_abstimed_wait_cancelable (private=0, abstime=0x7fffe8b6efe0, 
clockid=<optimized out>, expected=0, futex_word=0x7fffe8b6f1c0) at 
../sysdeps/unix/sysv/linux/futex-internal.h:208
       __ret = -516
       __ret = <optimized out>
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffe8b6ef10, __canceltype = -390664384, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffe8b6f198, mutex = 0x7fffe8b6f170, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#1 __pthread_cond_wait_common (abstime=0x7fffe8b6efe0, clockid=<optimized 
out>, mutex=0x7fffe8b6f170, cond=0x7fffe8b6f198) at pthread_cond_wait.c:520
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffe8b6ef10, __canceltype = -390664384, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffe8b6f198, mutex = 0x7fffe8b6f170, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#2 __pthread_cond_timedwait (cond=0x7fffe8b6f198, mutex=0x7fffe8b6f170, 
abstime=0x7fffe8b6efe0) at pthread_cond_wait.c:656
       flags = <optimized out>
       clockid = <optimized out>
#3 0x000055555e0bd392 in base::ConditionVariable::TimedWait(base::TimeDelta 
const&) ()
#4 0x000055555e0bdf53 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e05f83f in 
base::internal::WorkerThread::Delegate::WaitForWork(base::WaitableEvent*) ()
#6 0x000055555e060907 in base::internal::WorkerThread::RunWorker() ()
#7 0x000055555e060349 in base::internal::WorkerThread::RunPooledWorker() ()
#8 0x000055555e0601d9 in base::internal::WorkerThread::ThreadMain() ()
#9 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#10 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737097697024, 
-4296344445220767165, 140736204885006, 140736204885007, 140737097692608, 
140737097697024, 4296293378425141827, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#11 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 71 (Thread 0x7fff7e88e700 (LWP 2913323)):
#0 futex_abstimed_wait_cancelable (private=0, abstime=0x7fff7e88cfe0, 
clockid=<optimized out>, expected=0, futex_word=0x7fff7e88d1c0) at 
../sysdeps/unix/sysv/linux/futex-internal.h:208
       __ret = -516
       __ret = <optimized out>
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff7e88cf10, __canceltype = 2122895168, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff7e88d198, mutex = 0x7fff7e88d170, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#1 __pthread_cond_wait_common (abstime=0x7fff7e88cfe0, clockid=<optimized 
out>, mutex=0x7fff7e88d170, cond=0x7fff7e88d198) at pthread_cond_wait.c:520
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff7e88cf10, __canceltype = 2122895168, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff7e88d198, mutex = 0x7fff7e88d170, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#2 __pthread_cond_timedwait (cond=0x7fff7e88d198, mutex=0x7fff7e88d170, 
abstime=0x7fff7e88cfe0) at pthread_cond_wait.c:656
       flags = <optimized out>
       clockid = <optimized out>
#3 0x000055555e0bd392 in base::ConditionVariable::TimedWait(base::TimeDelta 
const&) ()
#4 0x000055555e0bdf53 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e05f83f in 
base::internal::WorkerThread::Delegate::WaitForWork(base::WaitableEvent*) ()
#6 0x000055555e060907 in base::internal::WorkerThread::RunWorker() ()
#7 0x000055555e060349 in base::internal::WorkerThread::RunPooledWorker() ()
#8 0x000055555e0601d9 in base::internal::WorkerThread::ThreadMain() ()
#9 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#10 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140735316289280, 
-4296344445220767165, 140737488336526, 140737488336527, 140735316284864, 
140735316289280, 4296060678170786371, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#11 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 70 (Thread 0x7fffb37fe700 (LWP 2913321)):
#0 futex_abstimed_wait_cancelable (private=0, abstime=0x7fffb37fcfe0, 
clockid=<optimized out>, expected=0, futex_word=0x7fffb37fd1c0) at 
../sysdeps/unix/sysv/linux/futex-internal.h:208
       __ret = -516
       __ret = <optimized out>
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb37fcf10, __canceltype = -1283469504, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffb37fd198, mutex = 0x7fffb37fd170, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#1 __pthread_cond_wait_common (abstime=0x7fffb37fcfe0, clockid=<optimized 
out>, mutex=0x7fffb37fd170, cond=0x7fffb37fd198) at pthread_cond_wait.c:520
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb37fcf10, __canceltype = -1283469504, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffb37fd198, mutex = 0x7fffb37fd170, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#2 __pthread_cond_timedwait (cond=0x7fffb37fd198, mutex=0x7fffb37fd170, 
abstime=0x7fffb37fcfe0) at pthread_cond_wait.c:656
       flags = <optimized out>
       clockid = <optimized out>
#3 0x000055555e0bd392 in base::ConditionVariable::TimedWait(base::TimeDelta 
const&) ()
#4 0x000055555e0bdf53 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e05f83f in 
base::internal::WorkerThread::Delegate::WaitForWork(base::WaitableEvent*) ()
#6 0x000055555e060907 in base::internal::WorkerThread::RunWorker() ()
#7 0x000055555e060349 in base::internal::WorkerThread::RunPooledWorker() ()
#8 0x000055555e0601d9 in base::internal::WorkerThread::ThreadMain() ()
#9 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#10 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736204891904, 
-4296344445220767165, 140735634816014, 140735634816015, 140736204887488, 
140736204891904, 4296213604776327747, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#11 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 67 (Thread 0x7fff91855700 (LWP 2912609)):
#0 futex_abstimed_wait_cancelable (private=0, abstime=0x7fff91853fe0, 
clockid=<optimized out>, expected=0, futex_word=0x7fff918541c0) at 
../sysdeps/unix/sysv/linux/futex-internal.h:208
       __ret = -516
       __ret = <optimized out>
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff91853f10, __canceltype = -1853538496, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff91854198, mutex = 0x7fff91854170, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#1 __pthread_cond_wait_common (abstime=0x7fff91853fe0, clockid=<optimized 
out>, mutex=0x7fff91854170, cond=0x7fff91854198) at pthread_cond_wait.c:520
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff91853f10, __canceltype = -1853538496, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff91854198, mutex = 0x7fff91854170, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#2 __pthread_cond_timedwait (cond=0x7fff91854198, mutex=0x7fff91854170, 
abstime=0x7fff91853fe0) at pthread_cond_wait.c:656
       flags = <optimized out>
       clockid = <optimized out>
#3 0x000055555e0bd392 in base::ConditionVariable::TimedWait(base::TimeDelta 
const&) ()
#4 0x000055555e0bdf53 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e05f83f in 
base::internal::WorkerThread::Delegate::WaitForWork(base::WaitableEvent*) ()
#6 0x000055555e060907 in base::internal::WorkerThread::RunWorker() ()
#7 0x000055555e060349 in base::internal::WorkerThread::RunPooledWorker() ()
#8 0x000055555e0601d9 in base::internal::WorkerThread::ThreadMain() ()
#9 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#10 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140735634822912, 
-4296344445220767165, 140736696318990, 140736696318991, 140735634818496, 
140735634822912, 4296278429254597187, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#11 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 54 (Thread 0x7fff91054700 (LWP 2893734)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x555565519f58 
<storage::(anonymous namespace)::GetDomStorageDatabaseEnv()::env+216>) at 
../sysdeps/unix/sysv/linux/futex-internal.h:80
       __ret = -512
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff91053290, __canceltype = -1861930320, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x555565519f30 <storage::(anonymous 
namespace)::GetDomStorageDatabaseEnv()::env+176>, mutex = 0x555565519f08 
<storage::(anonymous namespace)::GetDomStorageDatabaseEnv()::env+136>, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555565519f08 
<storage::(anonymous namespace)::GetDomStorageDatabaseEnv()::env+136>, 
cond=0x555565519f30 <storage::(anonymous 
namespace)::GetDomStorageDatabaseEnv()::env+176>) at pthread_cond_wait.c:508
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff91053290, __canceltype = -1861930320, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x555565519f30 <storage::(anonymous 
namespace)::GetDomStorageDatabaseEnv()::env+176>, mutex = 0x555565519f08 
<storage::(anonymous namespace)::GetDomStorageDatabaseEnv()::env+136>, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#2 __pthread_cond_wait (cond=0x555565519f30 <storage::(anonymous 
namespace)::GetDomStorageDatabaseEnv()::env+176>, mutex=0x555565519f08 
<storage::(anonymous namespace)::GetDomStorageDatabaseEnv()::env+136>) at 
pthread_cond_wait.c:638
#3 0x000055555e0bd108 in base::ConditionVariable::Wait() ()
#4 0x000055555f2dc35b in leveldb_env::ChromiumEnv::BGThread() ()
#5 0x000055555f2dc268 in leveldb_env::ChromiumEnv::BGThreadWrapper(void*) ()
#6 0x000055555f2e079e in leveldb_env::Thread::ThreadMain() ()
#7 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#8 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140735626430208, 
-4296344445220767165, 140736696314798, 140736696314799, 140735626425792, 
140735626430208, 4296279525008128579, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#9 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 34 (Thread 0x7fff5ffff700 (LWP 2887611)):
#0 0x00007ffff32e7646 in epoll_wait (epfd=235, events=0x7fff64002020, 
maxevents=32, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1 0x00007ffff6d43d29 in () at /lib/x86_64-linux-gnu/libevent-2.1.so.7
#2 0x00007ffff6d39ff5 in event_base_loop () at 
/lib/x86_64-linux-gnu/libevent-2.1.so.7
#3 0x000055555e0da73d in 
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) ()
#4 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#5 0x000055555dff57cc in base::RunLoop::Run() ()
#6 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#7 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#8 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#9 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140734803998464, 
-4296344445220767165, 140737488332846, 140737488332847, 140734803994048, 
140734803998464, 4296133339890629187, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#10 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7fff7d054700 (LWP 2887579)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x7fff7d053130) 
at ../sysdeps/unix/sysv/linux/futex-internal.h:80
       __ret = -512
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff7d052ed0, __canceltype = 2097491696, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff7d053108, mutex = 0x7fff7d0530e0, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, 
mutex=0x7fff7d0530e0, cond=0x7fff7d053108) at pthread_cond_wait.c:508
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff7d052ed0, __canceltype = 2097491696, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff7d053108, mutex = 0x7fff7d0530e0, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#2 __pthread_cond_wait (cond=0x7fff7d053108, mutex=0x7fff7d0530e0) at 
pthread_cond_wait.c:638
#3 0x000055555e0bd108 in base::ConditionVariable::Wait() ()
#4 0x000055555e0bdf33 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e0bdbf7 in base::WaitableEvent::Wait() ()
#6 0x000055555dfc0907 in 
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) ()
#7 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#8 0x000055555dff57cc in base::RunLoop::Run() ()
#9 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#10 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#11 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#12 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140735290885888, 
-4296344445220767165, 140736179704046, 140736179704047, 140735290881472, 
140735290885888, 4296059622682573379, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#13 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7fff93fff700 (LWP 2887556)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x7fff93ffe180) 
at ../sysdeps/unix/sysv/linux/futex-internal.h:80
       __ret = -512
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff93ffdf20, __canceltype = -1811947712, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff93ffe158, mutex = 0x7fff93ffe130, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, 
mutex=0x7fff93ffe130, cond=0x7fff93ffe158) at pthread_cond_wait.c:508
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff93ffdf20, __canceltype = -1811947712, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff93ffe158, mutex = 0x7fff93ffe130, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#2 __pthread_cond_wait (cond=0x7fff93ffe158, mutex=0x7fff93ffe130) at 
pthread_cond_wait.c:638
#3 0x000055555e0bd108 in base::ConditionVariable::Wait() ()
#4 0x000055555e0bdf33 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e0bdbf7 in base::WaitableEvent::Wait() ()
#6 0x000055555e05f82d in 
base::internal::WorkerThread::Delegate::WaitForWork(base::WaitableEvent*) ()
#7 0x000055555e060907 in base::internal::WorkerThread::RunWorker() ()
#8 0x000055555e0603a9 in base::internal::WorkerThread::RunSharedWorker() ()
#9 0x000055555e0601e7 in base::internal::WorkerThread::ThreadMain() ()
#10 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#11 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140735676413696, 
-4296344445220767165, 140737488336910, 140737488336911, 140735676409280, 
140735676413696, 4296282873472006723, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#12 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fff937fe700 (LWP 2887553)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x7fff937fd130) 
at ../sysdeps/unix/sysv/linux/futex-internal.h:80
       __ret = -512
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff937fced0, __canceltype = -1820340496, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff937fd108, mutex = 0x7fff937fd0e0, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, 
mutex=0x7fff937fd0e0, cond=0x7fff937fd108) at pthread_cond_wait.c:508
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fff937fced0, __canceltype = -1820340496, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fff937fd108, mutex = 0x7fff937fd0e0, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#2 __pthread_cond_wait (cond=0x7fff937fd108, mutex=0x7fff937fd0e0) at 
pthread_cond_wait.c:638
#3 0x000055555e0bd108 in base::ConditionVariable::Wait() ()
#4 0x000055555e0bdf33 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e0bdbf7 in base::WaitableEvent::Wait() ()
#6 0x000055555dfc0907 in 
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) ()
#7 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#8 0x000055555dff57cc in base::RunLoop::Run() ()
#9 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#10 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#11 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#12 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140735668020992, 
-4296344445220767165, 140736179704046, 140736179704047, 140735668016576, 
140735668020992, 4296283973520505411, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#13 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fffb0ff9700 (LWP 2887550)):
#0 0x00007ffff32e7646 in epoll_wait (epfd=223, events=0x7fff8c002020, 
maxevents=32, timeout=30000) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1 0x00007ffff6d43d29 in () at /lib/x86_64-linux-gnu/libevent-2.1.so.7
#2 0x00007ffff6d39ff5 in event_base_loop () at 
/lib/x86_64-linux-gnu/libevent-2.1.so.7
#3 0x000055555e0da73d in 
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) ()
#4 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#5 0x000055555dff57cc in base::RunLoop::Run() ()
#6 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#7 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#8 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#9 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736162928384, 
-4296344445220767165, 140736741749342, 140736741749343, 140736162923968, 
140736162928384, 4296205906584320579, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#10 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7fffb17fa700 (LWP 2887548)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x7fffb17f9130) 
at ../sysdeps/unix/sysv/linux/futex-internal.h:80
       __ret = -512
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb17f8ed0, __canceltype = -1317040400, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffb17f9108, mutex = 0x7fffb17f90e0, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, 
mutex=0x7fffb17f90e0, cond=0x7fffb17f9108) at pthread_cond_wait.c:508
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb17f8ed0, __canceltype = -1317040400, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffb17f9108, mutex = 0x7fffb17f90e0, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#2 __pthread_cond_wait (cond=0x7fffb17f9108, mutex=0x7fffb17f90e0) at 
pthread_cond_wait.c:638
#3 0x000055555e0bd108 in base::ConditionVariable::Wait() ()
#4 0x000055555e0bdf33 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e0bdbf7 in base::WaitableEvent::Wait() ()
#6 0x000055555dfc0907 in 
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) ()
#7 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#8 0x000055555dff57cc in base::RunLoop::Run() ()
#9 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#10 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#11 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#12 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736171321088, 
-4296344445220767165, 140736179704046, 140736179704047, 140736171316672, 
140736171321088, 4296209204582332995, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#13 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fffb1ffb700 (LWP 2887547)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x7fffb1ffa180) 
at ../sysdeps/unix/sysv/linux/futex-internal.h:80
       __ret = -512
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb1ff9f20, __canceltype = -1308647616, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffb1ffa158, mutex = 0x7fffb1ffa130, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, 
mutex=0x7fffb1ffa130, cond=0x7fffb1ffa158) at pthread_cond_wait.c:508
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb1ff9f20, __canceltype = -1308647616, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffb1ffa158, mutex = 0x7fffb1ffa130, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#2 __pthread_cond_wait (cond=0x7fffb1ffa158, mutex=0x7fffb1ffa130) at 
pthread_cond_wait.c:638
#3 0x000055555e0bd108 in base::ConditionVariable::Wait() ()
#4 0x000055555e0bdf33 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e0bdbf7 in base::WaitableEvent::Wait() ()
#6 0x000055555e05f82d in 
base::internal::WorkerThread::Delegate::WaitForWork(base::WaitableEvent*) ()
#7 0x000055555e060907 in base::internal::WorkerThread::RunWorker() ()
#8 0x000055555e060409 in base::internal::WorkerThread::RunDedicatedWorker() ()
#9 0x000055555e0601f5 in base::internal::WorkerThread::ThreadMain() ()
#10 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#11 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736179713792, 
-4296344445220767165, 140736741751326, 140736741751327, 140736179709376, 
140736179713792, 4296208104533834307, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#12 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fffb27fc700 (LWP 2887546)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x7fffb27fb130) 
at ../sysdeps/unix/sysv/linux/futex-internal.h:80
       __ret = -512
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb27faed0, __canceltype = -1300254992, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffb27fb108, mutex = 0x7fffb27fb0e0, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, 
mutex=0x7fffb27fb0e0, cond=0x7fffb27fb108) at pthread_cond_wait.c:508
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb27faed0, __canceltype = -1300254992, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffb27fb108, mutex = 0x7fffb27fb0e0, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
#2 __pthread_cond_wait (cond=0x7fffb27fb108, mutex=0x7fffb27fb0e0) at 
pthread_cond_wait.c:638
#3 0x000055555e0bd108 in base::ConditionVariable::Wait() ()
#4 0x000055555e0bdf33 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555e0bdbf7 in base::WaitableEvent::Wait() ()
#6 0x000055555dfc0907 in 
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) ()
#7 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#8 0x000055555dff57cc in base::RunLoop::Run() ()
#9 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#10 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#11 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#12 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736188106496, 
-4296344445220767165, 140737488338718, 140737488338719, 140736188102080, 
140736188106496, 4296211402531846723, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#13 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fffb2ffd700 (LWP 2887545)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x5555657e28d8) 
at ../sysdeps/unix/sysv/linux/futex-internal.h:80
       __ret = -512
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb2ffc310, __canceltype = -1291861088, __prev = 0x0}
       cbuffer = {wseq = 15704, cond = 0x5555657e28b0, mutex = 
0x5555657e2818, private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 15704
       seq = 7852
       private = 0
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, 
mutex=0x5555657e2818, cond=0x5555657e28b0) at pthread_cond_wait.c:508
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffb2ffc310, __canceltype = -1291861088, __prev = 0x0}
       cbuffer = {wseq = 15704, cond = 0x5555657e28b0, mutex = 
0x5555657e2818, private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       signals = <optimized out>
       result = 0
       wseq = 15704
       seq = 7852
       private = 0
#2 __pthread_cond_wait (cond=0x5555657e28b0, mutex=0x5555657e2818) at 
pthread_cond_wait.c:638
#3 0x000055555e0bd108 in base::ConditionVariable::Wait() ()
#4 0x000055555eee96b5 in cc::SingleThreadTaskGraphRunner::Run() ()
#5 0x000055555e06767d in base::DelegateSimpleThread::Run() ()
#6 0x000055555e0674fc in base::SimpleThread::ThreadMain() ()
#7 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#8 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736196499200, 
-4296344445220767165, 140737488339118, 140737488339119, 140736196494784, 
140736196499200, 4296210306778315331, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#9 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fffe8145700 (LWP 2887541)):
#0 __libc_read (nbytes=4, buf=0x7fffe81442a4, fd=211) at 
../sysdeps/unix/sysv/linux/read.c:26
       resultvar = 18446744073709551104
       sc_cancel_oldtype = 0
#1 __libc_read (fd=211, buf=0x7fffe81442a4, nbytes=4) at 
../sysdeps/unix/sysv/linux/read.c:24
#2 0x000055555ba6c2ca in (anonymous 
namespace)::ShutdownDetector::ThreadMain() ()
#3 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#4 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737087035136, 
-4296344445220767165, 140737488338750, 140737488338751, 140737087030720, 
140737087035136, 4296294775900125763, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#5 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fffd14aa700 (LWP 2887540)):
#0 0x00007ffff32e7646 in epoll_wait (epfd=205, events=0x7fffb4002020, 
maxevents=32, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1 0x00007ffff6d43d29 in () at /lib/x86_64-linux-gnu/libevent-2.1.so.7
#2 0x00007ffff6d39ff5 in event_base_loop () at 
/lib/x86_64-linux-gnu/libevent-2.1.so.7
#3 0x000055555e0da73d in 
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) ()
#4 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#5 0x000055555dff57cc in base::RunLoop::Run() ()
#6 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#7 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#8 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#9 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736704718592, 
-4296344445220767165, 140737488339934, 140737488339935, 140736704714176, 
140736704718592, 4296420748901530179, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#10 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fffd1cab700 (LWP 2887539)):
#0 0x00007ffff32dcb7f in __GI___poll (fds=0x5555658368b0, nfds=2, 
timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
       resultvar = 18446744073709551100
       sc_cancel_oldtype = 0
#1 0x00007ffff766c7fe in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007ffff766cb63 in g_main_loop_run () at 
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007ffff6c35f56 in () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#4 0x00007ffff769552d in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736713111296, 
-4296344445220767165, 140737488337502, 140737488337503, 140736713106880, 
140736713111296, 4296419648853031491, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#6 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fffd24ac700 (LWP 2887538)):
#0 0x00007ffff32dcb7f in __GI___poll (fds=0x5555658267e0, nfds=1, 
timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
       resultvar = 18446744073709551100
       sc_cancel_oldtype = 0
#1 0x00007ffff766c7fe in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007ffff766c91f in g_main_context_iteration () at 
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007ffff766c971 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007ffff769552d in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736721504000, 
-4296344445220767165, 140737488337070, 140737488337071, 140736721499584, 
140736721504000, 4296422946851043907, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#6 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fffd2ffd700 (LWP 2887537)):
#0 futex_abstimed_wait_cancelable (private=0, abstime=0x7fffd2ffbf90, 
clockid=<optimized out>, expected=0, futex_word=0x7fffd2ffc170) at 
../sysdeps/unix/sysv/linux/futex-internal.h:208
       __ret = -516
       __ret = <optimized out>
       oldtype = 0
       err = <optimized out>
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffd2ffbec0, __canceltype = -754991376, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffd2ffc148, mutex = 0x7fffd2ffc120, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#1 __pthread_cond_wait_common (abstime=0x7fffd2ffbf90, clockid=<optimized 
out>, mutex=0x7fffd2ffc120, cond=0x7fffd2ffc148) at pthread_cond_wait.c:520
       spin = 0
       buffer = {__routine = 0x7ffff7f7f370 <__condvar_cleanup_waiting>, 
__arg = 0x7fffd2ffbec0, __canceltype = -754991376, __prev = 0x0}
       cbuffer = {wseq = 0, cond = 0x7fffd2ffc148, mutex = 0x7fffd2ffc120, 
private = 0}
       err = <optimized out>
       g = 0
       flags = <optimized out>
       g1_start = <optimized out>
       maxspin = 0
       signals = <optimized out>
       result = 0
       wseq = 0
       seq = 0
       private = 0
       flags = <optimized out>
       clockid = <optimized out>
#2 __pthread_cond_timedwait (cond=0x7fffd2ffc148, mutex=0x7fffd2ffc120, 
abstime=0x7fffd2ffbf90) at pthread_cond_wait.c:656
       flags = <optimized out>
       clockid = <optimized out>
#3 0x000055555e0bd392 in base::ConditionVariable::TimedWait(base::TimeDelta 
const&) ()
#4 0x000055555e0bdf53 in base::WaitableEvent::TimedWait(base::TimeDelta 
const&) ()
#5 0x000055555dfc0934 in 
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) ()
#6 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#7 0x000055555dff57cc in base::RunLoop::Run() ()
#8 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#9 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#10 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#11 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736733370112, 
-4296344445220767165, 140737488341710, 140737488341711, 140736733365696, 
140736733370112, 4296421413010848323, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#12 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fffd37fe700 (LWP 2887536)):
#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
       set = {__val = {0, 6199840864898265905, 2314860354883569005, 
7719229371972794673, 4207040778890250818, 3617856386540511241, 
5795382897559674932, 2314885530434291028, 739271074935026225, 
664967458906664278, 3467807035425300512, 7306937872702139168, 
8315165954667605108, 2314885530818447674, 8017263042031005728, 
7956013832147854706}}
       pid = <optimized out>
       tid = <optimized out>
#1 0x00007ffff320f55b in __GI_abort () at abort.c:79
       save_stage = 1
       act = {__sigaction_handler = {sa_handler = 0xffffffff, sa_sigaction 
= 0xffffffff}, sa_mask = {__val = {143, 140737274082752, 140736617503664, 
140737274086560, 143, 143, 93825260588272, 140736741740416, 93825058679004, 
93825260588272, 93825260588272, 140736741740448, 93825058893151, 
93825260588272, 93825260588272, 140736741740480}}, sa_flags = 1700007152, 
sa_restorer = 0x7fffd37f8fd0}
       sigs = {__val = {32, 0 <repeats 15 times>}}
#2 0x000055555e0a9fc8 in ()
#3 0x000055555dfbaca4 in logging::LogMessage::~LogMessage() ()
#4 0x000055555dfbd711 in base::subtle::RefCountedBase::ReleaseImpl() const ()
#5 0x00005555594b04ec in base::subtle::RefCountedBase::Release() const ()
#6 0x000055555a2894af in base::RefCounted<base::FieldTrial, 
base::DefaultRefCountedTraits<base::FieldTrial> >::Release() const ()
#7 0x000055555a28947e in 
scoped_refptr<storage::QuotaReservationBuffer>::Release(storage::QuotaReservationBuffer*) 
()
#8 0x000055555a28423a in 
scoped_refptr<storage::QuotaReservationBuffer>::~scoped_refptr() ()
#9 0x000055555afd9901 in 
content::ServiceWorkerObjectHost::~ServiceWorkerObjectHost() ()
#10 0x000055555afd998c in 
content::ServiceWorkerObjectHost::~ServiceWorkerObjectHost() ()
#11 0x00005555591e46af in 
tracing::TraceEventDataSource::ReturnTraceWriter(std::unique_ptr<perfetto::TraceWriter, 
std::default_delete<perfetto::TraceWriter> 
)::$_8::operator()(perfetto::TraceWriter*) const ()
#12 0x00005555591e2750 in 
std::unique_ptr<ChromeMetricsServiceAccessor::BindMetricsServiceReceiver(mojo::PendingReceiver<chrome::mojom::MetricsService>)::Thunk, 
std::default_delete<ChromeMetricsServiceAccessor::BindMetricsServiceReceiver(mojo::PendingReceiver<chrome::mojom::MetricsService>)::Thunk> 
::~unique_ptr() ()
#13 0x0000555559637c5e in 
webrtc::internal::VideoReceiveStream::StartNextDecode()::$_4::operator()(std::unique_ptr<webrtc::video_coding::EncodedFrame, 
std::default_delete<webrtc::video_coding::EncodedFrame> >, 
webrtc::video_coding::FrameBuffer::ReturnReason) 
const::{lambda()#1}::~ReturnReason() ()
#14 0x0000555559637e09 in void __gnu_cxx::new_allocator<std::pair<unsigned 
long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > 
::destroy<std::pair<unsigned long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > >(std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > >*) ()
#15 0x0000555559637de0 in void 
std::allocator_traits<std::allocator<std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > > 
::destroy<std::pair<unsigned long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > 
(std::allocator<std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > >&, std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > >*) ()
#16 0x0000555559e992d2 in std::_Rb_tree<unsigned short, std::pair<unsigned 
short const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > >, std::_Select1st<std::pair<unsigned short 
const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > > >, std::less<unsigned short>, 
std::allocator<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> > >::_M_destroy_node(std::_Rb_tree_node<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> >*) ()
#17 0x0000555559e99284 in std::_Rb_tree<unsigned short, std::pair<unsigned 
short const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > >, std::_Select1st<std::pair<unsigned short 
const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > > >, std::less<unsigned short>, 
std::allocator<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> > >::_M_drop_node(std::_Rb_tree_node<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> >*) ()
#18 0x0000555559e99248 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > 
::_M_erase(std::_Rb_tree_node<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >*) ()
#19 0x0000555559e991d8 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > >::~_Rb_tree() ()
#20 0x0000555559e98bf5 in std::map<unsigned long, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> >, std::less<unsigned long>, 
std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > >::~map() ()
#21 0x000055555af482aa in 
content::ServiceWorkerContainerHost::~ServiceWorkerContainerHost() ()
#22 0x000055555af4879c in 
content::ServiceWorkerContainerHost::~ServiceWorkerContainerHost() ()
#23 0x00005555591e46af in 
tracing::TraceEventDataSource::ReturnTraceWriter(std::unique_ptr<perfetto::TraceWriter, 
std::default_delete<perfetto::TraceWriter> 
)::$_8::operator()(perfetto::TraceWriter*) const ()
#24 0x00005555591e4b56 in 
std::unique_ptr<std::__cxx11::basic_ostringstream<char, 
std::char_traits<char>, std::allocator<char> >, 
std::default_delete<std::__cxx11::basic_ostringstream<char, 
std::char_traits<char>, std::allocator<char> > > 
::reset(std::__cxx11::basic_ostringstream<char, std::char_traits<char>, 
std::allocator<char> >*) ()
#25 0x000055555afe1c2a in 
content::ServiceWorkerProviderHost::~ServiceWorkerProviderHost() ()
#26 0x000055555b03df9b in 
std::default_delete<content::ServiceWorkerProviderHost>::operator()(content::ServiceWorkerProviderHost*) 
const ()
#27 0x000055555b030430 in 
std::unique_ptr<content::ServiceWorkerProviderHost, 
std::default_delete<content::ServiceWorkerProviderHost> >::~unique_ptr() ()
#28 0x000055555b030251 in 
content::ServiceWorkerVersion::~ServiceWorkerVersion() ()
#29 0x000055555b0304cc in 
content::ServiceWorkerVersion::~ServiceWorkerVersion() ()
#30 0x000055555942ce7b in 
std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_destroy() ()
#31 0x00005555594ab635 in 
base::DefaultRefCountedThreadSafeTraits<base::internal::ObserverListThreadSafeBase>::Destruct(base::internal::ObserverListThreadSafeBase 
const*) ()
#32 0x000055555a2894ce in base::RefCounted<base::FieldTrial, 
base::DefaultRefCountedTraits<base::FieldTrial> >::Release() const ()
#33 0x000055555a28947e in 
scoped_refptr<storage::QuotaReservationBuffer>::Release(storage::QuotaReservationBuffer*) 
()
#34 0x000055555a28423a in 
scoped_refptr<storage::QuotaReservationBuffer>::~scoped_refptr() ()
#35 0x000055555afd9901 in 
content::ServiceWorkerObjectHost::~ServiceWorkerObjectHost() ()
#36 0x000055555afd998c in 
content::ServiceWorkerObjectHost::~ServiceWorkerObjectHost() ()
#37 0x00005555591e46af in 
tracing::TraceEventDataSource::ReturnTraceWriter(std::unique_ptr<perfetto::TraceWriter, 
std::default_delete<perfetto::TraceWriter> 
)::$_8::operator()(perfetto::TraceWriter*) const ()
#38 0x00005555591e2750 in 
std::unique_ptr<ChromeMetricsServiceAccessor::BindMetricsServiceReceiver(mojo::PendingReceiver<chrome::mojom::MetricsService>)::Thunk, 
std::default_delete<ChromeMetricsServiceAccessor::BindMetricsServiceReceiver(mojo::PendingReceiver<chrome::mojom::MetricsService>)::Thunk> 
::~unique_ptr() ()
#39 0x0000555559637c5e in 
webrtc::internal::VideoReceiveStream::StartNextDecode()::$_4::operator()(std::unique_ptr<webrtc::video_coding::EncodedFrame, 
std::default_delete<webrtc::video_coding::EncodedFrame> >, 
webrtc::video_coding::FrameBuffer::ReturnReason) 
const::{lambda()#1}::~ReturnReason() ()
#40 0x0000555559637e09 in void __gnu_cxx::new_allocator<std::pair<unsigned 
long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > 
::destroy<std::pair<unsigned long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > >(std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > >*) ()
#41 0x0000555559637de0 in void 
std::allocator_traits<std::allocator<std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > > 
::destroy<std::pair<unsigned long, std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > 
(std::allocator<std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > > >&, std::pair<unsigned long, 
std::unique_ptr<viz::ImageContextImpl, 
std::default_delete<viz::ImageContextImpl> > >*) ()
#42 0x0000555559e992d2 in std::_Rb_tree<unsigned short, std::pair<unsigned 
short const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > >, std::_Select1st<std::pair<unsigned short 
const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > > >, std::less<unsigned short>, 
std::allocator<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> > >::_M_destroy_node(std::_Rb_tree_node<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> >*) ()
#43 0x0000555559e99284 in std::_Rb_tree<unsigned short, std::pair<unsigned 
short const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > >, std::_Select1st<std::pair<unsigned short 
const, std::unique_ptr<content::protocol::(anonymous 
namespace)::BoundSocket, std::default_delete<content::protocol::(anonymous 
namespace)::BoundSocket> > > >, std::less<unsigned short>, 
std::allocator<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> > >::_M_drop_node(std::_Rb_tree_node<std::pair<unsigned short const, 
std::unique_ptr<content::protocol::(anonymous namespace)::BoundSocket, 
std::default_delete<content::protocol::(anonymous namespace)::BoundSocket> 
> >*) ()
#44 0x0000555559e99248 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > 
::_M_erase(std::_Rb_tree_node<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >*) ()
#45 0x000055555a3d53f8 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<autofill::FormStructure, 
std::default_delete<autofill::FormStructure> > > > >::clear() ()
#46 0x000055555a3d5364 in std::_Rb_tree<unsigned long, std::pair<unsigned 
long const, std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > >, 
std::_Select1st<std::pair<unsigned long const, 
std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > > >, std::less<unsigned 
long>, std::allocator<std::pair<unsigned long const, 
std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > > > 
::_M_erase_aux(std::_Rb_tree_const_iterator<std::pair<unsigned long const, 
std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > > >, 
std::_Rb_tree_const_iterator<std::pair<unsigned long const, 
std::unique_ptr<storage::FileSystemOperation, 
std::default_delete<storage::FileSystemOperation> > > >) ()
#47 0x000055555af55c89 in std::_Rb_tree<long, std::pair<long const, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> > >, 
std::_Select1st<std::pair<long const, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> > > >, 
std::less<long>, std::allocator<std::pair<long const, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> > > > 
::erase(long const&) ()
#48 0x000055555af4e38d in std::map<long, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> >, 
std::less<long>, std::allocator<std::pair<long const, 
std::unique_ptr<content::ServiceWorkerRegistrationObjectHost, 
std::default_delete<content::ServiceWorkerRegistrationObjectHost> > > > 
::erase(long const&) ()
#49 0x000055555af4e633 in 
content::ServiceWorkerContainerHost::RemoveServiceWorkerObjectHost(long) ()
#50 0x000055555afd9851 in 
content::ServiceWorkerObjectHost::OnConnectionError() ()
#51 0x00005555594a8b43 in void base::internal::FunctorTraits<void 
(std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >::*)(), 
void>::Invoke<void (std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >::*)(), 
std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >*>(void 
(std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >::*)(), 
std::vector<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> >, 
std::allocator<std::unique_ptr<device::GamepadDataFetcher, 
std::default_delete<device::GamepadDataFetcher> > > >*&&) ()
#52 0x00005555594a8a81 in void 
base::internal::FunctorTraits<base::internal::IgnoreResultHelper<net::Error 
((anonymous namespace)::CacheCreator::*)()>, 
void>::Invoke<base::internal::IgnoreResultHelper<net::Error ((anonymous 
namespace)::CacheCreator::*)()>, (anonymous 
namespace)::CacheCreator*>(base::internal::IgnoreResultHelper<net::Error 
((anonymous namespace)::CacheCreator::*)()>&&, (anonymous 
namespace)::CacheCreator*&&) ()
#53 0x0000555559e189f4 in void 
base::internal::Invoker<base::internal::BindState<void 
(base::PartitionAllocMemoryReclaimer::*)(), 
base::internal::UnretainedWrapper<base::PartitionAllocMemoryReclaimer> >, 
void ()>::RunImpl<void (base::PartitionAllocMemoryReclaimer::* const&)(), 
std::tuple<base::internal::UnretainedWrapper<base::PartitionAllocMemoryReclaimer> 
const&, 0ul>(void (base::PartitionAllocMemoryReclaimer::* const&)(), 
std::tuple<base::internal::UnretainedWrapper<base::PartitionAllocMemoryReclaimer> 
const&, std::integer_sequence<unsigned long, 0ul>) ()
#54 0x0000555559e18994 in 
base::internal::Invoker<base::internal::BindState<void 
(base::PartitionAllocMemoryReclaimer::*)(), 
base::internal::UnretainedWrapper<base::PartitionAllocMemoryReclaimer> >, 
void ()>::Run(base::internal::BindStateBase*) ()
#55 0x00005555594b01d0 in base::RepeatingCallback<void ()>::Run() const & ()
#56 0x000055555a9bd36d in 
mojo::ReceiverSetBase<mojo::AssociatedReceiver<printing::mojom::PrintRenderFrame, 
mojo::RawPtrImplRefTraits<printing::mojom::PrintRenderFrame> >, 
void>::OnDisconnect(unsigned long, unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&) ()
#57 0x000055555a9bcf3b in 
mojo::ReceiverSetBase<mojo::AssociatedReceiver<printing::mojom::PrintRenderFrame, 
mojo::RawPtrImplRefTraits<printing::mojom::PrintRenderFrame> >, 
void>::Entry::OnDisconnect(unsigned int, std::__cxx11::basic_string<char, 
std::char_traits<char>, std::allocator<char> > const&) ()
#58 0x0000555559c89200 in void base::internal::FunctorTraits<void 
(storage::MojoBlobReader::*)(unsigned int, mojo::HandleSignalsState 
const&), void>::Invoke<void (storage::MojoBlobReader::*)(unsigned int, 
mojo::HandleSignalsState const&), storage::MojoBlobReader*, unsigned int, 
mojo::HandleSignalsState const&>(void (storage::MojoBlobReader::*)(unsigned 
int, mojo::HandleSignalsState const&), storage::MojoBlobReader*&&, unsigned 
int&&, mojo::HandleSignalsState const&) ()
#59 0x0000555559c8913b in void base::internal::InvokeHelper<false, 
void>::MakeItSo<void (storage::MojoBlobReader::* const&)(unsigned int, 
mojo::HandleSignalsState const&), storage::MojoBlobReader*, unsigned int, 
mojo::HandleSignalsState const&>(void (storage::MojoBlobReader::* 
const&)(unsigned int, mojo::HandleSignalsState const&), 
storage::MojoBlobReader*&&, unsigned int&&, mojo::HandleSignalsState const&) ()
#60 0x0000555559c89099 in void 
base::internal::Invoker<base::internal::BindState<void 
(content::AudioOutputStreamBroker::*)(unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&), 
base::internal::UnretainedWrapper<content::AudioOutputStreamBroker> >, void 
(unsigned int, std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&)>::RunImpl<void 
(content::AudioOutputStreamBroker::*)(unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&), 
std::tuple<base::internal::UnretainedWrapper<content::AudioOutputStreamBroker> 
, 0ul>(void (content::AudioOutputStreamBroker::*&&)(unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&), 
std::tuple<base::internal::UnretainedWrapper<content::AudioOutputStreamBroker> 
&&, std::integer_sequence<unsigned long, 0ul>, unsigned int&&, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&) ()
#61 0x0000555559c88ffa in 
base::internal::Invoker<base::internal::BindState<void 
(content::AudioOutputStreamBroker::*)(unsigned int, 
std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&), 
base::internal::UnretainedWrapper<content::AudioOutputStreamBroker> >, void 
(unsigned int, std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&)>::RunOnce(base::internal::BindStateBase*, 
unsigned int, std::__cxx11::basic_string<char, std::char_traits<char>, 
std::allocator<char> > const&) ()
#62 0x00005555594e4bf5 in base::OnceCallback<void (unsigned int, 
std::vector<unsigned char, std::allocator<unsigned char> > 
const&)>::Run(unsigned int, std::vector<unsigned char, 
std::allocator<unsigned char> > const&) && ()
#63 0x000055555e23bfaf in 
mojo::InterfaceEndpointClient::NotifyError(base::Optional<mojo::DisconnectReason> 
const&) ()
#64 0x000055555e245b99 in 
mojo::internal::MultiplexRouter::ProcessNotifyErrorTask(mojo::internal::MultiplexRouter::Task*, 
mojo::internal::MultiplexRouter::ClientCallBehavior, 
base::SequencedTaskRunner*) ()
#65 0x000055555e24371f in 
mojo::internal::MultiplexRouter::ProcessTasks(mojo::internal::MultiplexRouter::ClientCallBehavior, 
base::SequencedTaskRunner*) ()
#66 0x000055555e2422ae in 
mojo::internal::MultiplexRouter::OnPipeConnectionError(bool) ()
#67 0x000055555950e7e0 in void base::internal::FunctorTraits<void 
(ntp_tiles::MostVisitedSites::*)(bool), void>::Invoke<void 
(ntp_tiles::MostVisitedSites::*)(bool), ntp_tiles::MostVisitedSites*, 
bool>(void (ntp_tiles::MostVisitedSites::*)(bool), 
ntp_tiles::MostVisitedSites*&&, bool&&) ()
#68 0x000055555950e736 in void 
base::internal::FunctorTraits<base::internal::IgnoreResultHelper<void 
(content::WebContents::*)(bool)>, 
void>::Invoke<base::internal::IgnoreResultHelper<void 
(content::WebContents::*)(bool)> const&, content::WebContents*, 
bool>(base::internal::IgnoreResultHelper<void 
(content::WebContents::*)(bool)> const&, content::WebContents*&&, bool&&) ()
#69 0x000055555abeed30 in void 
base::internal::Invoker<base::internal::BindState<void 
(content::ForwardingAudioStreamFactory::Core::*)(bool), 
base::internal::UnretainedWrapper<content::ForwardingAudioStreamFactory::Core>, 
bool>, void ()>::RunImpl<void 
(content::ForwardingAudioStreamFactory::Core::*)(bool), 
std::tuple<base::internal::UnretainedWrapper<content::ForwardingAudioStreamFactory::Core>, 
bool>, 0ul, 1ul>(void 
(content::ForwardingAudioStreamFactory::Core::*&&)(bool), 
std::tuple<base::internal::UnretainedWrapper<content::ForwardingAudioStreamFactory::Core>, 
bool>&&, std::integer_sequence<unsigned long, 0ul, 1ul>) ()
#70 0x000055555abeecb9 in 
base::internal::Invoker<base::internal::BindState<void 
(content::ForwardingAudioStreamFactory::Core::*)(bool), 
base::internal::UnretainedWrapper<content::ForwardingAudioStreamFactory::Core>, 
bool>, void ()>::RunOnce(base::internal::BindStateBase*) ()
#71 0x000055555922f92c in base::OnceCallback<void ()>::Run() && ()
#72 0x000055555e234b04 in mojo::Connector::HandleError(bool, bool) ()
#73 0x000055555e2362af in mojo::Connector::OnHandleReadyInternal(unsigned 
int) ()
#74 0x000055555e23624b in mojo::Connector::OnWatcherHandleReady(unsigned 
int) ()
#75 0x00005555594bb7fa in void base::internal::FunctorTraits<void 
(base::StackSamplingProfiler::SamplingThread::*)(int), void>::Invoke<void 
(base::StackSamplingProfiler::SamplingThread::*)(int), 
base::StackSamplingProfiler::SamplingThread*, int>(void 
(base::StackSamplingProfiler::SamplingThread::*)(int), 
base::StackSamplingProfiler::SamplingThread*&&, int&&) ()
#76 0x00005555594bb756 in void base::internal::InvokeHelper<false, 
void>::MakeItSo<void (mirroring::CastRemotingSender::* const&)(unsigned 
int), mirroring::CastRemotingSender*, unsigned int const&>(void 
(mirroring::CastRemotingSender::* const&)(unsigned int), 
mirroring::CastRemotingSender*&&, unsigned int const&) ()
#77 0x000055555a2d5024 in void 
base::internal::Invoker<base::internal::BindState<void 
(storage::BlobMemoryController::*)(base::MemoryPressureListener::MemoryPressureLevel), 
base::internal::UnretainedWrapper<storage::BlobMemoryController> >, void 
(base::MemoryPressureListener::MemoryPressureLevel)>::RunImpl<void 
(storage::BlobMemoryController::* 
const&)(base::MemoryPressureListener::MemoryPressureLevel), 
std::tuple<base::internal::UnretainedWrapper<storage::BlobMemoryController> 
const&, 0ul>(void (storage::BlobMemoryController::* 
const&)(base::MemoryPressureListener::MemoryPressureLevel), 
std::tuple<base::internal::UnretainedWrapper<storage::BlobMemoryController> 
const&, std::integer_sequence<unsigned long, 0ul>, 
base::MemoryPressureListener::MemoryPressureLevel&&) ()
#78 0x000055555a2d4f94 in 
base::internal::Invoker<base::internal::BindState<void 
(storage::BlobMemoryController::*)(base::MemoryPressureListener::MemoryPressureLevel), 
base::internal::UnretainedWrapper<storage::BlobMemoryController> >, void 
(base::MemoryPressureListener::MemoryPressureLevel)>::Run(base::internal::BindStateBase*, 
base::MemoryPressureListener::MemoryPressureLevel) ()
#79 0x0000555559e5a0ca in base::RepeatingCallback<void (unsigned 
int)>::Run(unsigned int) const & ()
#80 0x000055555a2d39cf in 
mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void 
(unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) ()
#81 0x000055555a2d3c3c in void base::internal::FunctorTraits<void 
(*)(base::FilePath const&, platform_util::OpenItemType, 
base::RepeatingCallback<void (platform_util::OpenOperationResult)> const&), 
void>::Invoke<void (*)(base::FilePath const&, platform_util::OpenItemType, 
base::RepeatingCallback<void (platform_util::OpenOperationResult)> const&), 
base::FilePath, platform_util::OpenItemType, base::RepeatingCallback<void 
(platform_util::OpenOperationResult)> >(void (*&&)(base::FilePath const&, 
platform_util::OpenItemType, base::RepeatingCallback<void 
(platform_util::OpenOperationResult)> const&), base::FilePath&&, 
platform_util::OpenItemType&&, base::RepeatingCallback<void 
(platform_util::OpenOperationResult)>&&) ()
#82 0x000055555a2d3bcc in void base::internal::InvokeHelper<false, 
void>::MakeItSo<void (* const&)(base::RepeatingCallback<void (unsigned 
int)> const&, unsigned int, mojo::HandleSignalsState const&), 
base::RepeatingCallback<void (unsigned int)> const&, unsigned int, 
mojo::HandleSignalsState const&>(void (* 
const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, 
mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned 
int)> const&, unsigned int&&, mojo::HandleSignalsState const&) ()
#83 0x000055555a2d3b5c in void 
base::internal::Invoker<base::internal::BindState<void 
(*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, 
mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned 
int)> >, void (unsigned int, mojo::HandleSignalsState 
const&)>::RunImpl<void (* const&)(base::RepeatingCallback<void (unsigned 
int)> const&, unsigned int, mojo::HandleSignalsState const&), 
std::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 0ul>(void 
(* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned 
int, mojo::HandleSignalsState const&), 
std::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 
std::integer_sequence<unsigned long, 0ul>, unsigned int&&, 
mojo::HandleSignalsState const&) ()
#84 0x000055555a2d3ac9 in 
base::internal::Invoker<base::internal::BindState<void 
(*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, 
mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned 
int)> >, void (unsigned int, mojo::HandleSignalsState 
const&)>::Run(base::internal::BindStateBase*, unsigned int, 
mojo::HandleSignalsState const&) ()
#85 0x0000555559ee12c0 in base::RepeatingCallback<void (unsigned int, 
std::__cxx11::basic_string<unsigned short, 
base::string16_internals::string16_char_traits, std::allocator<unsigned 
short> > const&)>::Run(unsigned int, std::__cxx11::basic_string<unsigned 
short, base::string16_internals::string16_char_traits, 
std::allocator<unsigned short> > const&) const & ()
#86 0x000055555e265f74 in mojo::SimpleWatcher::OnHandleReady(int, unsigned 
int, mojo::HandleSignalsState const&) ()
#87 0x000055555e2661bf in mojo::SimpleWatcher::Context::Notify(unsigned 
int, MojoHandleSignalsState, unsigned int) ()
#88 0x000055555e26535c in 
mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) ()
#89 0x000055555a3abc68 in 
mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned 
int, mojo::core::HandleSignalsState const&, unsigned int) ()
#90 0x000055555a3ab46a in mojo::core::Watch::InvokeCallback(unsigned int, 
mojo::core::HandleSignalsState const&, unsigned int) ()
#91 0x000055555a3a3873 in mojo::core::RequestContext::~RequestContext() ()
#92 0x000055555a392858 in mojo::core::NodeChannel::OnChannelMessage(void 
const*, unsigned long, std::vector<mojo::PlatformHandle, 
std::allocator<mojo::PlatformHandle> >) ()
#93 0x000055555a37ab1b in 
mojo::core::Channel::TryDispatchMessage(base::span<char const, 
18446744073709551615ul>, unsigned long*) ()
#94 0x000055555a37a2df in mojo::core::Channel::OnReadComplete(unsigned 
long, unsigned long*) ()
#95 0x000055555a3b2ea2 in mojo::core::(anonymous 
namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) ()
#96 0x000055555e0d9abe in 
base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, 
base::MessagePumpLibevent*) ()
#97 0x000055555e0da4b2 in 
base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) ()
#98 0x00007ffff6d39b0f in () at /lib/x86_64-linux-gnu/libevent-2.1.so.7
#99 0x00007ffff6d3a24f in event_base_loop () at 
/lib/x86_64-linux-gnu/libevent-2.1.so.7
#100 0x000055555e0da73d in 
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) ()
#101 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#102 0x000055555dff57cc in base::RunLoop::Run() ()
#103 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#104 0x000055555a8ef809 in 
content::BrowserProcessSubThread::IOThreadRun(base::RunLoop*) ()
#105 0x000055555a8ef70f in 
content::BrowserProcessSubThread::Run(base::RunLoop*) ()
#106 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#107 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#108 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736741762816, 
-4296344445220767165, 140737488342174, 140737488342175, 140736741758400, 
140736741762816, 4296424711008860739, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#109 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fffd3fff700 (LWP 2887535)):
#0 0x00007ffff32df053 in __GI___select (nfds=194, readfds=0x7fffd3ffe088, 
writefds=0x0, exceptfds=0x0, timeout=0x0) at 
../sysdeps/unix/sysv/linux/select.c:41
       resultvar = 18446744073709551102
       sc_cancel_oldtype = 0
#1 0x000055555e0c5978 in base::(anonymous 
namespace)::InotifyReaderThreadDelegate::ThreadMain() ()
#2 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#3 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736750155520, 
-4296344445220767165, 140737106079694, 140737106079695, 140736750151104, 
140736750155520, 4296423610960362051, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#4 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fffe9b72700 (LWP 2887532)):
#0 0x00007ffff32e7646 in epoll_wait (epfd=188, events=0x7fffe0002020, 
maxevents=32, timeout=2000) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1 0x00007ffff6d43d29 in () at /lib/x86_64-linux-gnu/libevent-2.1.so.7
#2 0x00007ffff6d39ff5 in event_base_loop () at 
/lib/x86_64-linux-gnu/libevent-2.1.so.7
#3 0x000055555e0da73d in 
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) ()
#4 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#5 0x000055555dff57cc in base::RunLoop::Run() ()
#6 0x000055555e0682a9 in base::Thread::Run(base::RunLoop*) ()
#7 0x000055555e051621 in base::internal::ServiceThread::Run(base::RunLoop*) ()
#8 0x000055555e0684f8 in base::Thread::ThreadMain() ()
#9 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#10 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737114482432, 
-4296344445220767165, 140737488341918, 140737488341919, 140737114478016, 
140737114482432, 4296295589259557443, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#11 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fffeb406700 (LWP 2887531)):
#0 0x00007ffff7f83a5e in __waitpid (pid=2887527, stat_loc=0x7fffeb40536c, 
options=0) at ../sysdeps/unix/sysv/linux/waitpid.c:30
       resultvar = 18446744073709551104
       sc_cancel_oldtype = 0
#1 0x000055555e0bb4a9 in (anonymous namespace)::WaitpidWithTimeout(int, 
int*, base::TimeDelta) ()
#2 0x000055555e0bb368 in (anonymous 
namespace)::WaitForExitWithTimeoutImpl(int, int*, base::TimeDelta) ()
#3 0x000055555e0bb226 in 
base::Process::WaitForExitWithTimeout(base::TimeDelta, int*) const ()
#4 0x000055555e0bb2d2 in base::Process::WaitForExit(int*) const ()
#5 0x000055555e0b7f8b in base::(anonymous 
namespace)::BackgroundReaper::ThreadMain() ()
#6 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#7 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737140254464, 
-4296344445220767165, 140737488335790, 140737488335791, 140737140250048, 
140737140254464, 4296302093987527235, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#8 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fffebc07700 (LWP 2887525)):
#0 0x00007ffff32dcb7f in __GI___poll (fds=0x7fffebc06420, nfds=2, 
timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
       resultvar = 18446744073709551100
       sc_cancel_oldtype = 0
#1 0x000055555af10cbb in content::SandboxIPCHandler::Run() ()
#2 0x000055555e06767d in base::DelegateSimpleThread::Run() ()
#3 0x000055555e0674fc in base::SimpleThread::ThreadMain() ()
#4 0x000055555e0c308e in base::(anonymous namespace)::ThreadFunc(void*) ()
#5 0x00007ffff7f78f27 in start_thread (arg=<optimized out>) at 
pthread_create.c:479
       ret = <optimized out>
       pd = <optimized out>
       unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737148647168, 
-4296344445220767165, 140737488339662, 140737488339663, 140737148642752, 
140737148647168, 4296300993939028547, 4296362105562380867}, mask_was_saved 
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 
0x0, canceltype = 0}}}
       not_first_call = 0
#6 0x00007ffff32e731f in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fffec43c140 (LWP 2887468)):
#0 0x00007ffff32dcb7f in __GI___poll (fds=0x555565f6a170, nfds=5, 
timeout=1896) at ../sysdeps/unix/sysv/linux/poll.c:29
       resultvar = 18446744073709551100
       sc_cancel_oldtype = 0
#1 0x00007ffff766c7fe in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007ffff766c91f in g_main_context_iteration () at 
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x000055555dfc0fe9 in 
base::MessagePumpGlib::Run(base::MessagePump::Delegate*) ()
#4 0x000055555e03d702 in 
base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, 
base::TimeDelta) ()
#5 0x000055555dff57cc in base::RunLoop::Run() ()
#6 0x000055555d98278a in ChromeBrowserMainParts::MainMessageLoopRun(int*) ()
#7 0x000055555a8e77a0 in content::BrowserMainLoop::RunMainMessageLoopParts() ()
#8 0x000055555a8ec8fe in content::BrowserMainRunnerImpl::Run() ()
#9 0x000055555a8e30fd in content::BrowserMain(content::MainFunctionParams 
const&) ()
#10 0x000055555d928e50 in 
content::RunBrowserProcessMain(content::MainFunctionParams const&, 
content::ContentMainDelegate*) ()
#11 0x000055555d92a1d3 in 
content::ContentMainRunnerImpl::RunServiceManager(content::MainFunctionParams&, 
bool) ()
#12 0x000055555d929c85 in content::ContentMainRunnerImpl::Run(bool) ()
#13 0x000055555d9278e8 in 
content::ContentServiceManagerMainDelegate::RunEmbedderProcess() ()
#14 0x000055555d957ba3 in service_manager::Main(service_manager::MainParams 
const&) ()
#15 0x000055555d928713 in content::ContentMain(content::ContentMainParams 
const&) ()
#16 0x00005555591e2274 in ChromeMain ()
#17 0x00005555591e2112 in main ()