Very similar stacktrace for mtp-server:
== Stacktrace =================================
#0 0x000000000043ae20 in __gnu_cxx::__exchange_and_add (__val=-1, __mem=0x29)
at /usr/include/c++/5/ext/atomicity.h:49
No locals.
#1 __gnu_cxx::__exchange_and_add_dispatch (__val=-1, __mem=0x29) at
/usr/include/c++/5/ext/atomicity.h:82
__val = -1
__mem = 0x29
#2 std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release (this=0x21)
at /usr/include/c++/5/bits/shared_ptr_base.h:147
No locals.
#3 0x000000000044b5e0 in
std::__shared_count<(__gnu_cxx::_Lock_policy)2>::operator= (__r=...,
this=0x7b0bf08) at /usr/include/c++/5/bits/shared_ptr_base.h:678
__tmp = 0x7b0c480
#4
std::__shared_ptr<core::dbus::Signal<core::dbus::interfaces::Properties::Signals::PropertiesChanged,
std::tuple<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >, std::map<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >, core::dbus::types::Variant,
std::less<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> > >,
std::allocator<std::pair<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > const,
core::dbus::types::Variant> > >, std::vector<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >,
std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> > > > > >, (__gnu_cxx::_Lock_policy)2>::operator=
(this=0x7b0bf00) at /usr/include/c++/5/bits/shared_ptr_base.h:867
No locals.
#5
std::shared_ptr<core::dbus::Signal<core::dbus::interfaces::Properties::Signals::PropertiesChanged,
std::tuple<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >, std::map<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >, core::dbus::types::Variant,
std::less<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> > >,
std::allocator<std::pair<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > const,
core::dbus::types::Variant> > >, std::vector<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >,
std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> > > > > > >::operator= (this=0x7b0bf00) at
/usr/include/c++/5/bits/shared_ptr.h:93
No locals.
#6 core::dbus::Object::get_property<core::UnityGreeter::Properties::IsActive>
(this=0x7b0bc70) at /usr/include/core/dbus/impl/object.h:162
property = std::shared_ptr (count 1384120321, weak -2007007649)
0x7fd38dd190
#7 0x000000000044c080 in MtpDaemon::MtpDaemon (this=0x7aff8a0, fd=<optimized
out>) at /build/mtp-TCjXBd/mtp-0.0.4+16.04.20160413/server/server.cpp:296
greeter_service = std::shared_ptr (count 2, weak 1) 0x7b0bbc0
greeter = std::shared_ptr (count 2, weak 1) 0x7b0bc70
#8 0x000000000042edc0 in main (argc=<optimized out>, argv=<optimized out>) at
/build/mtp-TCjXBd/mtp-0.0.4+16.04.20160413/server/server.cpp:431
d = <optimized out>
fd = 3
** Attachment added: "_usr_bin_mtp-server.32011.crash"
https://bugs.launchpad.net/ubuntu/+source/mtp/+bug/1618390/+attachment/4730757/+files/_usr_bin_mtp-server.32011.crash
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https://bugs.launchpad.net/bugs/1618390
Title:
dbus-cpp crash on arm64 in core::dbus::Object::get_property
Status in Canonical System Image:
New
Status in dbus-cpp package in Ubuntu:
New
Status in location-service package in Ubuntu:
New
Status in mtp package in Ubuntu:
New
Bug description:
Requests to location service cause crashes on arm64:
$ system-image-cli -i
current build number: 23
device name: frieza_arm64
channel: ubuntu-touch/staging/ubuntu
last update: 2016-08-30 09:13:12
version version: 23
version ubuntu: 20160830
version device: 20160824.0
version custom: 20160830
Steps:
* flash the above channel (remember --device frieza_arm64)
* go to a scope using location
* refresh
== Stacktrace =================================
#0 0x0000007f978d4328 in
std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release() (__val=-1,
__mem=0x29) at /usr/include/c++/5/ext/atomicity.h:49
__val = -1
__mem = 0x29
#1 0x0000007f978d4328 in
std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release() (__val=-1,
__mem=0x29) at /usr/include/c++/5/ext/atomicity.h:82
__val = -1
__mem = 0x29
#2 0x0000007f978d4328 in
std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release() (this=0x21) at
/usr/include/c++/5/bits/shared_ptr_base.h:147
#3 0x0000007f97922a28 in
std::__shared_count<(__gnu_cxx::_Lock_policy)2>::operator=(std::__shared_count<(__gnu_cxx::_Lock_policy)2>
const&) (this=this@entry=0x8b34558, __r=...) at
/usr/include/c++/5/bits/shared_ptr_base.h:678
__tmp = 0x8b34ba0
#4 0x0000007f9792cc64 in
core::dbus::Object::get_property<com::ubuntu::location::service::Interface::Properties::State>()
(this=0x8b34550) at /usr/include/c++/5/bits/shared_ptr_base.h:867
property = <error reading variable: Cannot access memory at address
0x1fe000001ea41>
#5 0x0000007f9792cc64 in
core::dbus::Object::get_property<com::ubuntu::location::service::Interface::Properties::State>()
(this=0x8b34550) at /usr/include/c++/5/bits/shared_ptr.h:93
property = <error reading variable: Cannot access memory at address
0x1fe000001ea41>
#6 0x0000007f9792cc64 in
core::dbus::Object::get_property<com::ubuntu::location::service::Interface::Properties::State>()
(this=0x8b342c0) at /usr/include/core/dbus/impl/object.h:162
property = <error reading variable: Cannot access memory at address
0x1fe000001ea41>
#7 0x0000007f97931c08 in
com::ubuntu::location::service::Stub::Stub(std::shared_ptr<core::dbus::Bus>
const&) (object=warning: can't find linker symbol for virtual table for
`std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>' value
warning: can't find linker symbol for virtual table for
`std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>' value
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: libubuntu-location-service3 3.0.0+16.04.20160811-0ubuntu1 [origin:
LP-PPA-ci-train-ppa-service-stable-phone-overlay]
Uname: Linux 3.10.93+ aarch64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: arm64
Date: Tue Aug 30 09:39:24 2016
SourcePackage: location-service
UpgradeStatus: No upgrade log present (probably fresh install)
---
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: arm64
DistroRelease: Ubuntu 16.04
Package: mtp-server 0.0.4+16.04.20160413-0ubuntu2 [origin:
LP-PPA-ci-train-ppa-service-stable-phone-overlay]
PackageArchitecture: arm64
Tags: third-party-packages xenial
Uname: Linux 3.10.93+ aarch64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dialout dip plugdev sudo tty video
_MarkForUpload: True
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