Package: epiphany-browser
Version: 3.22.5-1

Epiphany crashes when I browse sechat.org. And almost every time when
I start epiphany with sechat tab from previous session.

Bactrace attached to this mail.

I have same problem in fedora 25
https://bugzilla.redhat.com/show_bug.cgi?id=1422764


`--> gdb epiphany
GNU gdb (Debian 7.12-6) 7.12.0.20161007-git
Copyright (C) 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
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and "show warranty" for details.
This GDB was configured as "i686-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from epiphany...Reading symbols from
/usr/lib/debug/.build-id/69/37d19b14e0f8aa3f99a48b005acb3fdf21ddc2.debug...done.
done.
(gdb) run
Starting program: /usr/bin/epiphany
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[New Thread 0xafee0b40 (LWP 12001)]
[New Thread 0xaf1ffb40 (LWP 12078)]
[New Thread 0xae7ffb40 (LWP 12085)]
[New Thread 0xadffeb40 (LWP 12086)]
[New Thread 0xacfffb40 (LWP 12135)]
[New Thread 0xac7feb40 (LWP 12138)]
[New Thread 0xabffdb40 (LWP 12139)]
[New Thread 0xab7fcb40 (LWP 12140)]
[New Thread 0xaaffbb40 (LWP 12141)]
[Thread 0xabffdb40 (LWP 12139) exited]
[New Thread 0xabffdb40 (LWP 12425)]
[New Thread 0xa9fffb40 (LWP 12426)]
[New Thread 0xa97feb40 (LWP 12427)]
[New Thread 0xa8ffdb40 (LWP 12462)]
[New Thread 0xa87fcb40 (LWP 12463)]
[New Thread 0xa7bffb40 (LWP 12500)]
[New Thread 0xa73feb40 (LWP 12510)]
[Thread 0xa8ffdb40 (LWP 12462) exited]
Memory pressure relief: Empty the PageCache: =dirty (at 60932096 bytes)
Memory pressure relief: Prune MemoryCache live resources: =dirty (at
60932096 bytes)
Memory pressure relief: Drain CSSValuePool: =dirty (at 60932096 bytes)
Memory pressure relief: Discard StyleResolvers: =dirty (at 60932096 bytes)
Memory pressure relief: Discard all JIT-compiled code: =dirty (at
60932096 bytes)
Memory pressure relief: Dropping buffered data from paused media
elements: =dirty (at 60932096 bytes)
Memory pressure relief: Purge inactive FontData: =dirty (at 60932096 bytes)
Memory pressure relief: Clear WidthCaches: =dirty (at 60932096 bytes)
Memory pressure relief: Discard Selector Query Cache: =dirty (at 60932096 bytes)
Memory pressure relief: Prune MemoryCache dead resources: =dirty (at
60932096 bytes)
Memory pressure relief: Prune presentation attribute cache: =dirty (at
60932096 bytes)
Memory pressure relief: Run malloc_trim: -dirty 204800 bytes (from
60932096 to 60727296)
Memory pressure relief: Release free FastMalloc memory: -dirty 65536
bytes (from 60727296 to 60661760)
[New Thread 0xa8ffdb40 (LWP 13071)]
[New Thread 0xa67ffb40 (LWP 13238)]
[New Thread 0xa5ffeb40 (LWP 13239)]
[New Thread 0xa57fdb40 (LWP 13240)]
[New Thread 0xa4ffcb40 (LWP 13241)]
[New Thread 0xa47fbb40 (LWP 13242)]
[New Thread 0xa3ffab40 (LWP 13243)]
[New Thread 0xa37f9b40 (LWP 13244)]
[New Thread 0xa2ff8b40 (LWP 13248)]
[New Thread 0xa27f7b40 (LWP 13249)]
[Thread 0xa47fbb40 (LWP 13242) exited]
[Thread 0xa27f7b40 (LWP 13249) exited]
[Thread 0xa37f9b40 (LWP 13244) exited]
[Thread 0xa8ffdb40 (LWP 13071) exited]
[Thread 0xa3ffab40 (LWP 13243) exited]
[Thread 0xa2ff8b40 (LWP 13248) exited]
[Thread 0xa57fdb40 (LWP 13240) exited]
[Thread 0xa67ffb40 (LWP 13238) exited]
[Thread 0xa4ffcb40 (LWP 13241) exited]
[New Thread 0xa4ffcb40 (LWP 13490)]
[Thread 0xa5ffeb40 (LWP 13239) exited]
[New Thread 0xa5ffeb40 (LWP 13502)]
[Thread 0xa4ffcb40 (LWP 13490) exited]
[Thread 0xa5ffeb40 (LWP 13502) exited]
[New Thread 0xa5ffeb40 (LWP 13762)]
[Thread 0xa5ffeb40 (LWP 13762) exited]
[New Thread 0xa5ffeb40 (LWP 14107)]
[Thread 0xa5ffeb40 (LWP 14107) exited]
[New Thread 0xa5ffeb40 (LWP 14529)]
[New Thread 0xa4ffcb40 (LWP 14547)]
[Thread 0xa5ffeb40 (LWP 14529) exited]
[Thread 0xa4ffcb40 (LWP 14547) exited]
[New Thread 0xa4ffcb40 (LWP 14927)]
[Thread 0xa4ffcb40 (LWP 14927) exited]
[New Thread 0xa4ffcb40 (LWP 15044)]
[Thread 0xa4ffcb40 (LWP 15044) exited]
[New Thread 0xa4ffcb40 (LWP 15399)]
[New Thread 0xa5ffeb40 (LWP 15400)]
[New Thread 0xa67ffb40 (LWP 15689)]
[Thread 0xa87fcb40 (LWP 12463) exited]
[Thread 0xa7bffb40 (LWP 12500) exited]
[Thread 0xa73feb40 (LWP 12510) exited]
[Thread 0xaaffbb40 (LWP 12141) exited]
[Thread 0xa97feb40 (LWP 12427) exited]
[Thread 0xa9fffb40 (LWP 12426) exited]
[Thread 0xabffdb40 (LWP 12425) exited]
[Thread 0xacfffb40 (LWP 12135) exited]
[Thread 0xab7fcb40 (LWP 12140) exited]
[Thread 0xa5ffeb40 (LWP 15400) exited]
[Thread 0xa4ffcb40 (LWP 15399) exited]
[Thread 0xac7feb40 (LWP 12138) exited]
[Thread 0xadffeb40 (LWP 12086) exited]
[Thread 0xa67ffb40 (LWP 15689) exited]
[Thread 0xae7ffb40 (LWP 12085) exited]
[Thread 0xaf1ffb40 (LWP 12078) exited]
[Thread 0xafee0b40 (LWP 12001) exited]
[Inferior 1 (process 11090) exited normally]
(gdb) run
Starting program: /usr/bin/epiphany
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[New Thread 0xafee0b40 (LWP 16742)]
[New Thread 0xaf1ffb40 (LWP 16767)]
[New Thread 0xae7ffb40 (LWP 16768)]
[New Thread 0xadffeb40 (LWP 16769)]
[New Thread 0xacfffb40 (LWP 16770)]
[New Thread 0xac7feb40 (LWP 16773)]
[New Thread 0xabffdb40 (LWP 16774)]
[New Thread 0xab7fcb40 (LWP 16775)]
[New Thread 0xaaffbb40 (LWP 16776)]
[New Thread 0xa9fffb40 (LWP 16850)]
[New Thread 0xa97feb40 (LWP 16851)]
[New Thread 0xa8ffdb40 (LWP 16852)]
[New Thread 0xa87fcb40 (LWP 16859)]
[New Thread 0xa7ffbb40 (LWP 16880)]
[New Thread 0xa73ffb40 (LWP 16899)]
[New Thread 0xa67ffb40 (LWP 17324)]
[New Thread 0xa5ffeb40 (LWP 17325)]
[New Thread 0xa57fdb40 (LWP 17326)]
[New Thread 0xa4ffcb40 (LWP 17327)]
[New Thread 0xa47fbb40 (LWP 17328)]
[New Thread 0xa3ffab40 (LWP 17329)]
[New Thread 0xa37f9b40 (LWP 17330)]
[New Thread 0xa2ff8b40 (LWP 17331)]
[New Thread 0xa27f7b40 (LWP 17332)]
[Thread 0xabffdb40 (LWP 16774) exited]
[Thread 0xa4ffcb40 (LWP 17327) exited]
[Thread 0xa5ffeb40 (LWP 17325) exited]
[Thread 0xa47fbb40 (LWP 17328) exited]
[Thread 0xa27f7b40 (LWP 17332) exited]
[Thread 0xa37f9b40 (LWP 17330) exited]
[Thread 0xa57fdb40 (LWP 17326) exited]
[Thread 0xa2ff8b40 (LWP 17331) exited]
[Thread 0xa67ffb40 (LWP 17324) exited]
The program with pid 16352 received an X Window System error.
The error was 'BadDamage (invalid Damage parameter)'.
  (Details: serial 48739 error_code 151 request_code 143 minor_code 2)
[Thread 0xa3ffab40 (LWP 17329) exited]
1   0xb4f83550 
/usr/lib/i386-linux-gnu/libjavascriptcoregtk-4.0.so.18(WTFCrash+0x20)
[0xb4f83550]
2   0xb66e64fa /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x14304fa)
[0xb66e64fa]
3   0xb66e658d /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x143058d)
[0xb66e658d]
4   0xb7e4bb7a /usr/lib/i386-linux-gnu/libX11.so.6(_XError+0x11a) [0xb7e4bb7a]
5   0xb7e4877b /usr/lib/i386-linux-gnu/libX11.so.6(+0x3977b) [0xb7e4877b]
6   0xb7e4883f /usr/lib/i386-linux-gnu/libX11.so.6(+0x3983f) [0xb7e4883f]
7   0xb7e49866 /usr/lib/i386-linux-gnu/libX11.so.6(_XReply+0x1b6) [0xb7e49866]
8   0xb7e44f7f /usr/lib/i386-linux-gnu/libX11.so.6(XSync+0x4f) [0xb7e44f7f]
9   0xb57992c3 /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x4e32c3)
[0xb57992c3]
10  0xb573f3ef /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x4893ef)
[0xb573f3ef]
11  0xb573aeca /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x484eca)
[0xb573aeca]
12  0xb573cccd /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x486ccd)
[0xb573cccd]
13  0xb57f5d5f /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x53fd5f)
[0xb57f5d5f]
14  0xb54be9ef /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x2089ef)
[0xb54be9ef]
15  0xb5526384 /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x270384)
[0xb5526384]
16  0xb5583df6 /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x2cddf6)
[0xb5583df6]
17  0xb54b7d55 /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x201d55)
[0xb54b7d55]
18  0xb54ba579 /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x204579)
[0xb54ba579]
19  0xb54bb3cb /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x2053cb)
[0xb54bb3cb]
20  0xb54bb46b /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37(+0x20546b)
[0xb54bb46b]
21  0xb4f943bb 
/usr/lib/i386-linux-gnu/libjavascriptcoregtk-4.0.so.18(_ZN3WTF7RunLoop11performWorkEv+0x19b)
[0xb4f943bb]
22  0xb4fbe8b8 /usr/lib/i386-linux-gnu/libjavascriptcoregtk-4.0.so.18(+0x9bb8b8)
[0xb4fbe8b8]
23  0xb346639b 
/lib/i386-linux-gnu/libglib-2.0.so.0(g_main_context_dispatch+0x14b)
[0xb346639b]
24  0xb3466789 /lib/i386-linux-gnu/libglib-2.0.so.0(+0x47789) [0xb3466789]
25  0xb3466854 
/lib/i386-linux-gnu/libglib-2.0.so.0(g_main_context_iteration+0x34)
[0xb3466854]
26  0xb364214b /usr/lib/i386-linux-gnu/libgio-2.0.so.0(g_application_run+0x26b)
[0xb364214b]
27  0x800243a1 /usr/bin/epiphany(main+0x411) [0x800243a1]
28  0xb3233276 /lib/i386-linux-gnu/libc.so.6(__libc_start_main+0xf6)
[0xb3233276]
29  0x80024af1 /usr/bin/epiphany(+0x24af1) [0x80024af1]

Thread 1 "epiphany" received signal SIGSEGV, Segmentation fault.
WTFCrash () at ./Source/WTF/wtf/Assertions.cpp:323
323     ./Source/WTF/wtf/Assertions.cpp: No such file or directory.
Thread 16 (Thread 0xa73ffb40 (LWP 16899)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=2, __fds=0xae8082e0) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0xae8082e0, nfds=2, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0xae8082e0, timeout=<optimized out>, context=0xae80bb28)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xae8082e0
#5  0xb346671c in g_main_context_iterate (context=0xae80bb28, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xae8082e0
#6  0xb3466b39 in g_main_loop_run (loop=0xae80c118) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#7  0xb4fbf369 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#8  0xb4fbdba6 in operator() () at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#9  0xb4fbdba6 in _M_invoke() () at /usr/include/c++/6/functional:1731
#10 0xb4f94ea0 in std::function<void ()>::operator()() const () at /usr/include/c++/6/functional:2127
#11 0xb4f94ea0 in threadEntryPoint() () at ./Source/WTF/wtf/Threading.cpp:60
#12 0xb4fbc629 in wtfThreadEntryPoint() () at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
#13 0xb33d82aa in start_thread (arg=0xa73ffb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xa73ffb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1488981592, -1428960906, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 15 (Thread 0xa7ffbb40 (LWP 16880)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=2, __fds=0xad6062e8) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0xad6062e8, nfds=2, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0xad6062e8, timeout=<optimized out>, context=0xad604c20)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xad6062e8
#5  0xb346671c in g_main_context_iterate (context=0xad604c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xad6062e8
#6  0xb3466b39 in g_main_loop_run (loop=0xad606198) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#7  0xb4fbf369 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#8  0xb4fbdba6 in operator() () at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#9  0xb4fbdba6 in _M_invoke() () at /usr/include/c++/6/functional:1731
#10 0xb4f94ea0 in std::function<void ()>::operator()() const () at /usr/include/c++/6/functional:2127
#11 0xb4f94ea0 in threadEntryPoint() () at ./Source/WTF/wtf/Threading.cpp:60
#12 0xb4fbc629 in wtfThreadEntryPoint() () at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
#13 0xb33d82aa in start_thread (arg=0xa7ffbb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xa7ffbb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1476415064, 710134135, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 14 (Thread 0xa87fcb40 (LWP 16859)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=2, __fds=0xad428088) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0xad428088, nfds=2, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0xad428088, timeout=<optimized out>, context=0xad429000)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xad428088
#5  0xb346671c in g_main_context_iterate (context=0xad429000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xad428088
#6  0xb3466b39 in g_main_loop_run (loop=0xad40ac70) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#7  0xb4fbf369 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#8  0xb4fbdba6 in operator() () at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#9  0xb4fbdba6 in _M_invoke() () at /usr/include/c++/6/functional:1731
#10 0xb4f94ea0 in std::function<void ()>::operator()() const () at /usr/include/c++/6/functional:2127
#11 0xb4f94ea0 in threadEntryPoint() () at ./Source/WTF/wtf/Threading.cpp:60
#12 0xb4fbc629 in wtfThreadEntryPoint() () at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
#13 0xb33d82aa in start_thread (arg=0xa87fcb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xa87fcb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1468022360, 716425576, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 13 (Thread 0xa8ffdb40 (LWP 16852)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=1, __fds=0x80f46d40) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0x80f46d40, nfds=1, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x80f46d40, timeout=<optimized out>, context=0x80f471a8)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0x80f46d40
#5  0xb346671c in g_main_context_iterate (context=0x80f471a8, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0x80f46d40
#6  0xb3466b39 in g_main_loop_run (loop=0x80169038) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#7  0xb4fbf369 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#8  0xb4fbdba6 in operator() () at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#9  0xb4fbdba6 in _M_invoke() () at /usr/include/c++/6/functional:1731
#10 0xb4f94ea0 in std::function<void ()>::operator()() const () at /usr/include/c++/6/functional:2127
#11 0xb4f94ea0 in threadEntryPoint() () at ./Source/WTF/wtf/Threading.cpp:60
#12 0xb4fbc629 in wtfThreadEntryPoint() () at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
#13 0xb33d82aa in start_thread (arg=0xa8ffdb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xa8ffdb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1459629656, 714328425, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 12 (Thread 0xa97feb40 (LWP 16851)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=1, __fds=0xae8096a8) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0xae8096a8, nfds=1, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0xae8096a8, timeout=<optimized out>, context=0xae80cf00)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0xae8096a8
#5  0xb346671c in g_main_context_iterate (context=0xae80cf00, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0xae8096a8
#6  0xb3466b39 in g_main_loop_run (loop=0xae80b948) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#7  0xb4fbf369 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#8  0xb4fbdba6 in operator() () at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#9  0xb4fbdba6 in _M_invoke() () at /usr/include/c++/6/functional:1731
#10 0xb4f94ea0 in std::function<void ()>::operator()() const () at /usr/include/c++/6/functional:2127
#11 0xb4f94ea0 in threadEntryPoint() () at ./Source/WTF/wtf/Threading.cpp:60
#12 0xb4fbc629 in wtfThreadEntryPoint() () at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
#13 0xb33d82aa in start_thread (arg=0xa97feb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xa97feb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1451236952, 720619882, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 11 (Thread 0xa9fffb40 (LWP 16850)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=1, __fds=0xad602680) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0xad602680, nfds=1, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0xad602680, timeout=<optimized out>, context=0xad600d18)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0xad602680
#5  0xb346671c in g_main_context_iterate (context=0xad600d18, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0xad602680
#6  0xb3466b39 in g_main_loop_run (loop=0xad600dd8) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#7  0xb4fbf369 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#8  0xb4fbdba6 in operator() () at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#9  0xb4fbdba6 in _M_invoke() () at /usr/include/c++/6/functional:1731
#10 0xb4f94ea0 in std::function<void ()>::operator()() const () at /usr/include/c++/6/functional:2127
#11 0xb4f94ea0 in threadEntryPoint() () at ./Source/WTF/wtf/Threading.cpp:60
#12 0xb4fbc629 in wtfThreadEntryPoint() () at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
#13 0xb33d82aa in start_thread (arg=0xa9fffb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xa9fffb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1442844248, 718522731, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 10 (Thread 0xaaffbb40 (LWP 16776)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32fe4d7 in syscall () at ../sysdeps/unix/sysv/linux/i386/syscall.S:29
#2  0xb34adb7e in g_cond_wait (cond=0x80182f50, mutex=0x80182f48) at ././glib/gthread-posix.c:1395
        sampled = 7
#3  0xb343970d in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x80182f48, wait=wait@entry=1, end_time=-1)
    at ././glib/gasyncqueue.c:419
        retval = <optimized out>
        __func__ = "g_async_queue_pop_intern_unlocked"
#4  0xb3439cc1 in g_async_queue_pop (queue=0x80182f48) at ././glib/gasyncqueue.c:453
        retval = <optimized out>
        __func__ = "g_async_queue_pop"
#5  0x80071b12 in run_history_service_thread (self=0x8017a150 [EphyHistoryService]) at ephy-history-service.c:491
        message = <optimized out>
#6  0xb348e77a in g_thread_proxy (data=0x8017a120) at ././glib/gthread.c:784
        thread = 0x8017a120
#7  0xb33d82aa in start_thread (arg=0xaaffbb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xaaffbb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1426083416, 710134125, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 9 (Thread 0xab7fcb40 (LWP 16775)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=2, __fds=0xae80ca18) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0xae80ca18, nfds=2, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0xae80ca18, timeout=<optimized out>, context=0xae80c000)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xae80ca18
#5  0xb346671c in g_main_context_iterate (context=0xae80c000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xae80ca18
#6  0xb3466b39 in g_main_loop_run (loop=0xae80bda0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#7  0xb4fbf369 in WTF::RunLoop::run() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
#8  0xb4fbdba6 in operator() () at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
#9  0xb4fbdba6 in _M_invoke() () at /usr/include/c++/6/functional:1731
#10 0xb4f94ea0 in std::function<void ()>::operator()() const () at /usr/include/c++/6/functional:2127
#11 0xb4f94ea0 in threadEntryPoint() () at ./Source/WTF/wtf/Threading.cpp:60
#12 0xb4fbc629 in wtfThreadEntryPoint() () at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
#13 0xb33d82aa in start_thread (arg=0xab7fcb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xab7fcb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1417690712, 716425582, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 7 (Thread 0xac7feb40 (LWP 16773)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb33ddfc5 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/i386/i686/../pthread_cond_timedwait.S:245
#2  0xb4f91cae in __gthread_cond_timedwait () at /usr/include/i386-linux-gnu/c++/6/bits/gthr-default.h:871
#3  0xb4f91cae in std::condition_variable::__wait_until_impl<std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >(std::unique_lock<std::mutex>&, std::chrono::time_point<std::chrono::_V2::system_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > > const&) () at /usr/include/c++/6/condition_variable:166
#4  0xb4f91cae in std::condition_variable::wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >(std::unique_lock<std::mutex>&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > > const&) () at /usr/include/c++/6/condition_variable:119
#5  0xb4f91cae in WTF::ParkingLot::parkConditionallyImpl(void const*, WTF::ScopedLambda<bool ()> const&, WTF::ScopedLambda<void ()> const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >) ()
    at ./Source/WTF/wtf/ParkingLot.cpp:603
#6  0xb4f853eb in WTF::ParkingLot::parkConditionally<bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >)::{lambda()#1}, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >)::{lambda()#2}>(void const*, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >)::{lambda()#1} const&, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >)::{lambda()#2} const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >) () at ./Source/WTF/wtf/ParkingLot.h:77
#7  0xb4f853eb in WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >) () at ./Source/WTF/wtf/Condition.h:74
#8  0xb4f853eb in WTF::ConditionBase::waitForImpl<WTF::Lock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >(WTF::Lock&, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > const&) () at ./Source/WTF/wtf/Condition.h:235
#9  0xb4f853eb in WTF::ConditionBase::waitForSecondsImpl<WTF::Lock>(WTF::Lock&, double) () at ./Source/WTF/wtf/Condition.h:229
#10 0xb4f853eb in WTF::ConditionBase::waitUntilMonotonicClockSeconds<WTF::Lock>(WTF::Lock&, double) ()
    at ./Source/WTF/wtf/Condition.h:142
#11 0xb4f853eb in WTF::sleep(double) () at ./Source/WTF/wtf/CurrentTime.cpp:343
#12 0xb57888ab in operator() () at ./Source/WebKit2/UIProcess/linux/MemoryPressureMonitor.cpp:254
#13 0xb57888ab in _M_invoke() () at /usr/include/c++/6/functional:1731
#14 0xb4f94ea0 in std::function<void ()>::operator()() const () at /usr/include/c++/6/functional:2127
#15 0xb4f94ea0 in threadEntryPoint() () at ./Source/WTF/wtf/Threading.cpp:60
#16 0xb4fbc629 in wtfThreadEntryPoint() () at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
#17 0xb33d82aa in start_thread (arg=0xac7feb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xac7feb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1400905304, 720619872, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#18 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 6 (Thread 0xacfffb40 (LWP 16770)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb33ddbfb in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/i386/pthread_cond_wait.S:187
#2  0xb0af532e in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/i386-linux-gnu/libstdc++.so.6
#3  0xb4f91d5b in WTF::ParkingLot::parkConditionallyImpl(void const*, WTF::ScopedLambda<bool ()> const&, WTF::ScopedLambda<void ()> const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >) ()
    at ./Source/WTF/wtf/ParkingLot.cpp:601
#4  0xb5fd0b62 in WTF::ParkingLot::parkConditionally<bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >)::{lambda()#1}, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >)::{lambda()#2}>(void const*, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >)::{lambda()#1} const&, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >)::{lambda()#2} const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >) () at ./Source/WTF/wtf/ParkingLot.h:77
#5  0xb5fd0b62 in WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > >) () at ./Source/WTF/wtf/Condition.h:74
#6  0xb5fd0b62 in WTF::ConditionBase::wait<WTF::Lock>(WTF::Lock&) () at ./Source/WTF/wtf/Condition.h:113
#7  0xb5fd0b62 in WebCore::IconDatabase::syncThreadMainLoop() () at ./Source/WebCore/loader/icon/IconDatabase.cpp:1427
#8  0xb5fd2179 in WebCore::IconDatabase::iconDatabaseSyncThread() () at ./Source/WebCore/loader/icon/IconDatabase.cpp:1029
#9  0xb5fd2238 in WebCore::IconDatabase::iconDatabaseSyncThreadStart(void*) () at ./Source/WebCore/loader/icon/IconDatabase.cpp:950
#10 0xb4f94ea0 in std::function<void ()>::operator()() const () at /usr/include/c++/6/functional:2127
#11 0xb4f94ea0 in threadEntryPoint() () at ./Source/WTF/wtf/Threading.cpp:60
#12 0xb4fbc629 in wtfThreadEntryPoint() () at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
#13 0xb33d82aa in start_thread (arg=0xacfffb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xacfffb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1392512600, 718522721, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 5 (Thread 0xadffeb40 (LWP 16769)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=5, __fds=0xad402378) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0xad402378, nfds=5, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=5, fds=0xad402378, timeout=<optimized out>, context=0xae80b970)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 5
        allocated_nfds = <optimized out>
        fds = 0xad402378
#5  0xb346671c in g_main_context_iterate (context=0xae80b970, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 5
        allocated_nfds = <optimized out>
        fds = 0xad402378
#6  0xb3466b39 in g_main_loop_run (loop=0xae80b938) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#7  0xb366fe85 in gdbus_shared_thread_func (user_data=0xae80b958) at ././gio/gdbusprivate.c:247
        data = 0xae80b958
#8  0xb348e77a in g_thread_proxy (data=0x80134db0) at ././glib/gthread.c:784
        thread = 0x80134db0
#9  0xb33d82aa in start_thread (arg=0xadffeb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xadffeb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1375739480, 720619875, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 4 (Thread 0xae7ffb40 (LWP 16768)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=2, __fds=0xad600480) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0xad600480, nfds=2, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0xad600480, timeout=<optimized out>, context=0xae80b4e8)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xad600480
#5  0xb346671c in g_main_context_iterate (context=context@entry=0xae80b4e8, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = <optimized out>
        fds = 0xad600480
#6  0xb3466854 in g_main_context_iteration (context=0xae80b4e8, may_block=1) at ././glib/gmain.c:3990
        retval = <optimized out>
#7  0xb34668b0 in glib_worker_main (data=0x0) at ././glib/gmain.c:5783
#8  0xb348e77a in g_thread_proxy (data=0x80134d80) at ././glib/gthread.c:784
        thread = 0x80134d80
#9  0xb33d82aa in start_thread (arg=0xae7ffb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xae7ffb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1367346776, 718522724, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 3 (Thread 0xaf1ffb40 (LWP 16767)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb32f8b0f in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0xb3476190 in poll (__timeout=-1, __nfds=1, __fds=0xae800c80) at /usr/include/i386-linux-gnu/bits/poll2.h:46
#3  0xb3476190 in g_poll (fds=0xae800c80, nfds=1, timeout=-1) at ././glib/gpoll.c:124
#4  0xb346671c in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0xae800c80, timeout=<optimized out>, context=0x80155f28)
    at ././glib/gmain.c:4228
        poll_func = 0xb3476170 <g_poll>
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0xae800c80
#5  0xb346671c in g_main_context_iterate (context=context@entry=0x80155f28, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0xae800c80
#6  0xb3466854 in g_main_context_iteration (context=0x80155f28, may_block=1) at ././glib/gmain.c:3990
        retval = <optimized out>
#7  0xb7fc75cb in  () at /usr/lib/i386-linux-gnu/gio/modules/libdconfsettings.so
#8  0xb348e77a in g_thread_proxy (data=0x80134830) at ././glib/gthread.c:784
        thread = 0x80134830
#9  0xb33d82aa in start_thread (arg=0xaf1ffb40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xaf1ffb40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1356861016, -355219098, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 2 (Thread 0xafee0b40 (LWP 16742)):
#0  0xb7fd9cf9 in __kernel_vsyscall ()
#1  0xb33ddbfb in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/i386/pthread_cond_wait.S:187
#2  0xb0af532e in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/i386-linux-gnu/libstdc++.so.6
#3  0xb4fc5324 in std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex> >(std::unique_lock<bmalloc::Mutex>&) ()
    at /usr/include/c++/6/condition_variable:251
#4  0xb4fc5324 in std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex>, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}>(std::unique_lock<bmalloc::Mutex>&, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}) () at /usr/include/c++/6/condition_variable:260
#5  0xb4fc5324 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop() ()
    at ./Source/bmalloc/bmalloc/AsyncTask.h:126
#6  0xb4fc5488 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadEntryPoint(bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>*) () at ./Source/bmalloc/bmalloc/AsyncTask.h:106
#7  0xb0afb6bd in  () at /usr/lib/i386-linux-gnu/libstdc++.so.6
#8  0xb33d82aa in start_thread (arg=0xafee0b40) at pthread_create.c:333
        __res = <optimized out>
        pd = 0xafee0b40
        now = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {-1287733248, 0, 4001536, -1343356504, 154388839, -1372143266}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0xb3302a0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:113

Thread 1 (Thread 0xafee4200 (LWP 16352)):
#0  0xb4f83550 in WTFCrash() () at ./Source/WTF/wtf/Assertions.cpp:323
#1  0xb66e64fa in WebCore::XErrorTrapper::errorEvent(XErrorEvent*) () at ./Source/WebCore/platform/graphics/x11/XErrorTrapper.cpp:96
#2  0xb66e658d in operator() () at ./Source/WebCore/platform/graphics/x11/XErrorTrapper.cpp:55
#3  0xb66e658d in _FUN() () at ./Source/WebCore/platform/graphics/x11/XErrorTrapper.cpp:57
#4  0xb7e4bb7a in _XError (dpy=0x80111000, rep=0x81058dd0) at ../../src/XlibInt.c:1434
        rtn_val = <optimized out>
        event = 
            {type = 0, xany = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831}, xkey = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, root = 1, subwindow = 5, time = 0, x = -1287856128, y = -2146363136, x_root = 0, y_root = -2130342408, state = 0, keycode = 3087003648, same_screen = -1209962936}, xbutton = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, root = 1, subwindow = 5, time = 0, x = -1287856128, y = -2146363136, x_root = 0, y_root = -2130342408, state = 0, button = 3087003648, same_screen = -1209962936}, xmotion = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, root = 1, subwindow = 5, time = 0, x = -1287856128, y = -2146363136, x_root = 0, y_root = -2130342408, state = 0, is_hint = 0 '\000', same_screen = -1209962936}, xcrossing = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, root = 1, subwindow = 5, time = 0, x = -1287856128, y = -2146363136, x_root = 0, y_root = -2130342408, mode = 0, detail = -1207963648, same_screen = -1209962936, focus = -1208639488, state = 1097842688}, xfocus = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, mode = 1, detail = 5}, xexpose = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, x = 1, y = 5, width = 0, height = -1287856128, count = -2146363136}, xgraphicsexpose = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, drawable = 167831, x = 1, y = 5, width = 0, height = -1287856128, count = -2146363136, major_code = 0, minor_code = -2130342408}, xnoexpose = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, drawable = 167831, major_code = 1, minor_code = 5}, xvisibility = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, state = 1}, xcreatewindow = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, parent = 167831, window = 1, x = 5, y = 0, width = -1287856128, height = -2146363136, border_width = 0, override_redirect = -2130342408}, xdestroywindow = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, event = 167831, window = 1}, xunmap = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, event = 167831, window = 1, from_configure = 5}, xmap = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, event = 167831, window = 1, override_redirect = 5}, xmaprequest = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, parent = 167831, window = 1}, xreparent = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, event = 167831, window = 1, parent = 5, x = 0, y = -1287856128, override_redirect = -2146363136}, xconfigure = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, event = 167831, window = 1, x = 5, y = 0, width = -1287856128, height = -2146363136, border_width = 0, above = 2164624888, override_redirect = 0}, xgravity = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, event = 167831, window = 1, x = 5, y = 0}, xresizerequest = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, width = 1, height = 5}, xconfigurerequest = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, parent = 167831, window = 1, x = 5, y = 0, width = -1287856128, height = -2146363136, border_width = 0, above = 2164624888, detail = 0, value_mask = 3087003648}, xcirculate = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, event = 167831, window = 1, place = 5}, xcirculaterequest = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, parent = 167831, window = 1, place = 5}, xproperty = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, atom = 1, time = 5, state = 0}, xselectionclear = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, selection = 1, time = 5}, xselectionrequest = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, owner = 167831, requestor = 1, selection = 5, target = 0, property = 3007111168, time = 2148604160}, xselection = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, requestor = 167831, selection = 1, target = 5, property = 0, time = 3007111168}, xcolormap = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, colormap = 1, new = 5, state = 0}, xclient = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, message_type = 1, format = 5, data = {b = "\000\000\000\000\000\340<\263\000\031\021\200\000\000\000\000\370\215\005\201", s = {0, 0, -8192, -19652, 6400, -32751, 0, 0, -29192, -32507}, l = {0, -1287856128, -2146363136, 0, -2130342408}}}, xmapping = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, request = 1, first_keycode = 5, count = 0}, xerror = {type = 0, display = 0x80111000, resourceid = 48239451, serial = 48739, error_code = 151 '\227', request_code = 143 '\217', minor_code = 2 '\002'}, xkeymap = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, window = 167831, key_vector = "\001\000\000\000\005\000\000\000\000\000\000\000\000\340<\263\000\031\021\200\000\000\000\000\370\215\005\201\000\000\000"}, xgeneric = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, extension = 167831, evtype = 1}, xcookie = {type = 0, serial = 2148601856, send_event = 48239451, display = 0xbe63, extension = 167831, evtype = 1, cookie = 5, data = 0x0}, pad = {0, -2146365440, 48239451, 48739, 167831, 1, 5, 0, -1287856128, -2146363136, 0, -2130342408, 0, -1207963648, -1209962936, -1208639488, 1097842688, -2146365440, -1209973688, -1209751301, -1334853632, -1208051637, -1208639488, -2146365440}}
        async = <optimized out>
        next = <optimized out>
#5  0xb7e4877b in handle_error (dpy=dpy@entry=0x80111000, err=0x81058dd0, in_XReply=<optimized out>) at ../../src/xcb_io.c:199
        ext = <optimized out>
        ret_code = -2146365440
#6  0xb7e4883f in handle_response (dpy=dpy@entry=0x80111000, response=0x81058dd0, in_XReply=in_XReply@entry=1)
    at ../../src/xcb_io.c:311
        async = <optimized out>
        next = <optimized out>
#7  0xb7e49866 in _XReply (dpy=0x80111000, rep=0xbffff21c, extra=0, discard=1) at ../../src/xcb_io.c:621
        event = <optimized out>
        req = <optimized out>
        response = 0x81048c60
        error = 0x0
        c = <optimized out>
        reply = <optimized out>
        current = <optimized out>
        dpy_request = <optimized out>
        __PRETTY_FUNCTION__ = "_XReply"
#8  0xb7e44f7f in XSync (dpy=0x80111000, discard=0) at ../../src/Sync.c:44
        rep = 
          {type = 140 '\214', revertTo = 144 '\220', sequenceNumber = 45247, length = 3082597172, focus = 48239451, pad1 = 8, pad2 = 3060691001, pad3 = 2148601856, pad4 = 48239451, pad5 = 48239451}
#9  0xb57992c3 in WebKit::AcceleratedBackingStoreX11::update(WebKit::LayerTreeContext const&) ()
    at ./Source/WebKit2/UIProcess/gtk/AcceleratedBackingStoreX11.cpp:145
#10 0xb573f3ef in WebKit::PageClientImpl::updateAcceleratedCompositingMode(WebKit::LayerTreeContext const&) ()
    at ./Source/WebKit2/UIProcess/API/gtk/PageClientImpl.cpp:231
#11 0xb573aeca in WebKit::AcceleratedDrawingAreaProxy::didUpdateBackingStoreState(unsigned long long, WebKit::UpdateInfo const&, WebKit::LayerTreeContext const&) () at ./Source/WebKit2/UIProcess/AcceleratedDrawingAreaProxy.cpp:132
#12 0xb573cccd in WebKit::DrawingAreaProxyImpl::didUpdateBackingStoreState(unsigned long long, WebKit::UpdateInfo const&, WebKit::LayerTreeContext const&) () at ./Source/WebKit2/UIProcess/DrawingAreaProxyImpl.cpp:126
#13 0xb57f5d5f in IPC::callMemberFunctionImpl<WebKit::DrawingAreaProxy, void (WebKit::DrawingAreaProxy::*)(unsigned long long, WebKit::UpdateInfo const&, WebKit::LayerTreeContext const&), std::tuple<unsigned long long, WebKit::UpdateInfo, WebKit::LayerTreeContext>, 0u, 1u, 2u>(WebKit::DrawingAreaProxy*, void (WebKit::DrawingAreaProxy::*)(unsigned long long, WebKit::UpdateInfo const&, WebKit::LayerTreeContext const&), std::tuple<unsigned long long, WebKit::UpdateInfo, WebKit::LayerTreeContext>&&, std::integer_sequence<unsigned int, 0u, 1u, 2u>) () at ./Source/WebKit2/Platform/IPC/HandleMessage.h:13
#14 0xb57f5d5f in IPC::callMemberFunction<WebKit::DrawingAreaProxy, void (WebKit::DrawingAreaProxy::*)(unsigned long long, WebKit::UpdateInfo const&, WebKit::LayerTreeContext const&), std::tuple<unsigned long long, WebKit::UpdateInfo, WebKit::LayerTreeContext>, std::integer_sequence<unsigned int, 0u, 1u, 2u> >(std::tuple<unsigned long long, WebKit::UpdateInfo, WebKit::LayerTreeContext>&&, WebKit::DrawingAreaProxy*, void (WebKit::DrawingAreaProxy::*)(unsigned long long, WebKit::UpdateInfo const&, WebKit::LayerTreeContext const&)) ()
    at ./Source/WebKit2/Platform/IPC/HandleMessage.h:19
#15 0xb57f5d5f in IPC::handleMessage<Messages::DrawingAreaProxy::DidUpdateBackingStoreState, WebKit::DrawingAreaProxy, void (WebKit::DrawingAreaProxy::*)(unsigned long long, WebKit::UpdateInfo const&, WebKit::LayerTreeContext const&)>(IPC::Decoder&, WebKit::DrawingAreaProxy*, void (WebKit::DrawingAreaProxy::*)(unsigned long long, WebKit::UpdateInfo const&, WebKit::LayerTreeContext const&)) ()
    at ./Source/WebKit2/Platform/IPC/HandleMessage.h:99
#16 0xb57f5d5f in WebKit::DrawingAreaProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) ()
    at ./obj-i686-linux-gnu/DerivedSources/WebKit2/DrawingAreaProxyMessageReceiver.cpp:50
#17 0xb54be9ef in IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&) ()
    at ./Source/WebKit2/Platform/IPC/MessageReceiverMap.cpp:123
#18 0xb5526384 in WebKit::ChildProcessProxy::dispatchMessage(IPC::Connection&, IPC::Decoder&) ()
    at ./Source/WebKit2/UIProcess/ChildProcessProxy.cpp:152
#19 0xb5583df6 in WebKit::WebProcessProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) ()
    at ./Source/WebKit2/UIProcess/WebProcessProxy.cpp:498
#20 0xb54b7d55 in IPC::Connection::dispatchMessage(IPC::Decoder&) () at ./Source/WebKit2/Platform/IPC/Connection.cpp:831
#21 0xb54ba579 in IPC::Connection::dispatchMessage(std::unique_ptr<IPC::Decoder, std::default_delete<IPC::Decoder> >) ()
    at ./Source/WebKit2/Platform/IPC/Connection.cpp:858
#22 0xb54bb3cb in IPC::Connection::dispatchOneMessage() () at ./Source/WebKit2/Platform/IPC/Connection.cpp:889
#23 0xb54bb46b in operator() () at ./Source/WebKit2/Platform/IPC/Connection.cpp:825
#24 0xb54bb46b in call() () at ./Source/WTF/wtf/Function.h:101
#25 0xb4f943bb in WTF::Function<void ()>::operator()() const () at ./Source/WTF/wtf/Function.h:50
#26 0xb4f943bb in WTF::RunLoop::performWork() () at ./Source/WTF/wtf/RunLoop.cpp:122
#27 0xb4fbe8b8 in operator() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:66
#28 0xb4fbe8b8 in _FUN() () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:68
#29 0xb346639b in g_main_dispatch (context=0x801208d0) at ././glib/gmain.c:3203
        dispatch = 0xb4fbe8d0 <_FUN()>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0xaf5f9000
        callback = 0xb4fbe8a0 <_FUN()>
        cb_funcs = <optimized out>
        cb_data = 0x8017aa00
        need_destroy = <optimized out>
        source = 0x801d6598
        current = 0x80156108
        i = 1
#30 0xb346639b in g_main_context_dispatch (context=0x801208d0) at ././glib/gmain.c:3856
#31 0xb3466789 in g_main_context_iterate (context=context@entry=0x801208d0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3929
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = 5
        allocated_nfds = <optimized out>
        fds = <optimized out>
#32 0xb3466854 in g_main_context_iteration (context=0x801208d0, may_block=1) at ././glib/gmain.c:3990
        retval = <optimized out>
#33 0xb364214b in g_application_run (application=0x80128bc8 [EphyShell], argc=1, argv=0xbffff914) at ././gio/gapplication.c:2381
        arguments = 0x801695f0
        status = 0
        context = 0x801208d0
        acquired_context = <optimized out>
        __func__ = "g_application_run"
#34 0x800243a1 in main (argc=<optimized out>, argv=<optimized out>) at ephy-main.c:495
        option_context = <optimized out>
        option_group = <optimized out>
        error = 0x0
        user_time = <optimized out>
        arbitrary_url = <optimized out>
        ctx = <optimized out>
        startup_flags = <optimized out>
        mode = <optimized out>
        ephy_shell = 0x80128bc8 [EphyShell]
        status = <optimized out>
        flags = <optimized out>
        desktop_info = <optimized out>

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