.
Thread 18 (Thread 0x7f1b5edf0700 (LWP 1286)):
#0  0x00007f1b7a942831 in __GI___poll (fds=0x556853c8cda0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f1b7c990129 in g_main_context_iterate (context=0x556853c8ce30, block=<optimized out>, dispatch=1, self=<optimized out>) at ../../../../glib/gmain.c:3890
        max_priority = 2147483647
        timeout = -1
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 1
        fds = 0x556853c8cda0
#2  0x00007f1b7c99023c in g_main_context_pending (context=0x556853c8ce30) at ../../../../glib/gmain.c:3916
        retval = <optimized out>
#3  0x0000556853c8ce30 in ?? ()
No symbol table info available.
#4  0x0000556853c8ce30 in ?? ()
No symbol table info available.
#5  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 17 (Thread 0x7f1b347f8700 (LWP 1338)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bbc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b347f7a10, __canceltype = 880769792, __prev = 0x0}
        cbuffer = {wseq = 253, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 126
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541cf3b8) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139754819776512
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x55685403c650) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x55685403c650) at ./js/src/threading/Thread.h:227
        pack = 0x55685403c650
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b347f8700) at pthread_create.c:465
        pd = 0x7f1b347f8700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754821617408, -5511208058233712381, 140732576019006, 140732576019007, 139754821617408, 139754821618112, 5598582944602362115, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 16 (Thread 0x7f1b34ff9700 (LWP 1337)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b34ff8a10, __canceltype = 889162496, __prev = 0x0}
        cbuffer = {wseq = 234, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 117
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541ceee0) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139754828169216
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x55685403c630) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x55685403c630) at ./js/src/threading/Thread.h:227
        pack = 0x55685403c630
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b34ff9700) at pthread_create.c:465
        pd = 0x7f1b34ff9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754830010112, -5511208058233712381, 140732576019006, 140732576019007, 139754830010112, 139754830010816, 5598581848848830723, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 15 (Thread 0x7f1b357fa700 (LWP 1336)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b357f9a10, __canceltype = 897555200, __prev = 0x0}
        cbuffer = {wseq = 244, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 122
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541cea08) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139754836561920
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x55685401ad60) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x55685401ad60) at ./js/src/threading/Thread.h:227
        pack = 0x55685401ad60
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b357fa700) at pthread_create.c:465
        pd = 0x7f1b357fa700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754838402816, -5511208058233712381, 140732576019006, 140732576019007, 139754838402816, 139754838403520, 5598585146846843139, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 14 (Thread 0x7f1b35ffb700 (LWP 1335)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b35ffaa10, __canceltype = 905947904, __prev = 0x0}
        cbuffer = {wseq = 246, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 123
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541ce530) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139754844954624
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x55685401ad40) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x55685401ad40) at ./js/src/threading/Thread.h:227
        pack = 0x55685401ad40
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b35ffb700) at pthread_create.c:465
        pd = 0x7f1b35ffb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754846795520, -5511208058233712381, 140732576019006, 140732576019007, 139754846795520, 139754846796224, 5598584046798344451, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 13 (Thread 0x7f1b367fc700 (LWP 1334)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bbc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b367fba10, __canceltype = 914340608, __prev = 0x0}
        cbuffer = {wseq = 251, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 125
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541ce058) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139754853347328
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x55685401aab0) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x55685401aab0) at ./js/src/threading/Thread.h:227
        pack = 0x55685401aab0
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b367fc700) at pthread_create.c:465
        pd = 0x7f1b367fc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754855188224, -5511208058233712381, 140732576019006, 140732576019007, 139754855188224, 139754855188928, 5598587344796356867, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 12 (Thread 0x7f1b36ffd700 (LWP 1333)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b36ffca10, __canceltype = 922733312, __prev = 0x0}
        cbuffer = {wseq = 238, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 119
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541cdb80) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139754861740032
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x55685401aa90) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x55685401aa90) at ./js/src/threading/Thread.h:227
        pack = 0x55685401aa90
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b36ffd700) at pthread_create.c:465
        pd = 0x7f1b36ffd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754863580928, -5511208058233712381, 140732576019006, 140732576019007, 139754863580928, 139754863581632, 5598586249042825475, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 11 (Thread 0x7f1b377fe700 (LWP 1332)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b377fda10, __canceltype = 931126016, __prev = 0x0}
        cbuffer = {wseq = 248, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 124
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541cd6a8) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139754870132736
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x556854056be0) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x556854056be0) at ./js/src/threading/Thread.h:227
        pack = 0x556854056be0
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b377fe700) at pthread_create.c:465
        pd = 0x7f1b377fe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754871973632, -5511208058233712381, 140732576019006, 140732576019007, 139754871973632, 139754871974336, 5598589547040837891, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 10 (Thread 0x7f1b37fff700 (LWP 1331)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bbc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b37ffea10, __canceltype = 939518720, __prev = 0x0}
        cbuffer = {wseq = 257, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 128
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541cd1d0) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139754878525440
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x556854082da0) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x556854082da0) at ./js/src/threading/Thread.h:227
        pack = 0x556854082da0
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b37fff700) at pthread_create.c:465
        pd = 0x7f1b37fff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754880366336, -5511208058233712381, 140732576019006, 140732576019007, 139754880366336, 139754880367040, 5598588446992339203, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 9 (Thread 0x7f1b48fba700 (LWP 1330)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b48fb9a10, __canceltype = 1224448768, __prev = 0x0}
        cbuffer = {wseq = 242, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 121
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541cccf8) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139755163455488
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x556854082d80) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x556854082d80) at ./js/src/threading/Thread.h:227
        pack = 0x556854082d80
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b48fba700) at pthread_create.c:465
        pd = 0x7f1b48fba700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755165296384, -5511208058233712381, 140732576019006, 140732576019007, 139755165296384, 139755165297088, 5598766600625164547, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 8 (Thread 0x7f1b497bb700 (LWP 1329)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b497baa10, __canceltype = 1232841472, __prev = 0x0}
        cbuffer = {wseq = 236, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 118
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541cc820) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139755171848192
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x556854083010) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x556854083010) at ./js/src/threading/Thread.h:227
        pack = 0x556854083010
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b497bb700) at pthread_create.c:465
        pd = 0x7f1b497bb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755173689088, -5511208058233712381, 140732576019006, 140732576019007, 139755173689088, 139755173689792, 5598769898623176963, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 7 (Thread 0x7f1b49fbc700 (LWP 1328)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b49fbba10, __canceltype = 1241234176, __prev = 0x0}
        cbuffer = {wseq = 240, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 120
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541cc348) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139755180240896
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x556854082ff0) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x556854082ff0) at ./js/src/threading/Thread.h:227
        pack = 0x556854082ff0
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b49fbc700) at pthread_create.c:465
        pd = 0x7f1b49fbc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755182081792, -5511208058233712381, 140732576019006, 140732576019007, 139755182081792, 139755182082496, 5598768798574678275, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 6 (Thread 0x7f1b4a7bd700 (LWP 1327)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bbc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b4a7bca10, __canceltype = 1249626880, __prev = 0x0}
        cbuffer = {wseq = 255, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 127
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in js::ConditionVariable::wait (this=<optimized out>, lock=...) at ./js/src/threading/posix/ConditionVariable.cpp:118
        ptCond = <optimized out>
        ptMutex = <optimized out>
        r = <optimized out>
#4  0x00007f1b734d6ab5 in js::ConditionVariable::wait_for (this=0x556853c28b90, lock=..., a_rel_time=...) at ./js/src/threading/posix/ConditionVariable.cpp:134
No locals.
#5  0x00007f1b738ccd15 in js::GlobalHelperThreadState::wait (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at ./js/src/vm/HelperThreads.cpp:786
No locals.
#6  js::HelperThread::threadLoop (this=0x5568541cbe70) at ./js/src/vm/HelperThreads.cpp:1868
        ionCompile = <optimized out>
        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x556853c28b58}, <No data fields>}
        stackLimit = 139755188633600
#7  0x00007f1b738ed352 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul> (this=0x556853ff6490) at ./js/src/threading/Thread.h:234
No locals.
#8  js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start (aPack=0x556853ff6490) at ./js/src/threading/Thread.h:227
        pack = 0x556853ff6490
#9  0x00007f1b7ac217fc in start_thread (arg=0x7f1b4a7bd700) at pthread_create.c:465
        pd = 0x7f1b4a7bd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755190474496, -5511208058233712381, 140732576019006, 140732576019007, 139755190474496, 139755190475200, 5598772100867657987, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 5 (Thread 0x7f1b00add700 (LWP 8479)):
#0  0x00007f1b7ac2bd5d in __libc_read (fd=18, buf=0x7f1b00acc930, nbytes=65536) at ../sysdeps/unix/sysv/linux/read.c:26
        resultvar = 18446744073709551612
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
        nbytes = 65536
        buf = 0x7f1b00acc930
        fd = 18
#1  0x00007f1b7cf92611 in g_file_monitor_source_handle_event (fms=0x556855caa890, event_type=65536, child=0x5568547160c0 "", rename_to=0x0, other=0x556855caa890, event_time=0) at ../../../../gio/glocalfilemonitor.c:345
        interesting = 1
        __func__ = "g_file_monitor_source_handle_event"
#2  0x00007f1b7cf0fbc7 in g_io_modules_load_all_in_directory_with_scope (dirname=0x0, scope=0x7f1b00acc930) at ../../../../gio/giomodule.c:598
        name = 0xfffffffffffffffc <error: Cannot access memory at address 0xfffffffffffffffc>
        dir = 0x5568547160c0
        modules = 0x10000
#3  0x0000556855caa890 in ?? ()
No symbol table info available.
#4  0x0000000000000020 in ?? ()
No symbol table info available.
#5  0x00007f1b79bae1c5 in load_from_stream (loader=0x5568547160c0, stream=0x5568541642c0, cancellable=0x7f1b00acc930, error=0x5568547160c0) at gdk-pixbuf-io.c:1438
        n_read = <optimized out>
        buffer = '\000' <repeats 62960 times>...
#6  0x00007f1b79baf23c in gdk_pixbuf_new_from_stream (stream=0x556855caa890, cancellable=0x0, error=0x5568547160c0) at gdk-pixbuf-io.c:1641
        pixbuf = <optimized out>
        loader = 0x5568541642c0
#7  0x00007f1b7c22f554 in real_choose_icon (icon_theme=0x7f1b7c233b6a <gtk_icon_view_set_hadjustment_values+10>, icon_names=0x556854716030, size=0, scale=1439637816, flags=(GTK_ICON_LOOKUP_GENERIC_FALLBACK | GTK_ICON_LOOKUP_FORCE_REGULAR | GTK_ICON_LOOKUP_FORCE_SYMBOLIC | GTK_ICON_LOOKUP_DIR_RTL | unknown: 21504)) at ././gtk/gtkicontheme.c:1737
        priv = 0x556855cf2138
        l = 0x556855cf20c0
        icon_info = 0x0
        unscaled_icon_info = <optimized out>
        unthemed_icon = 0x0
        icon_name = 0x5568547160c0 ""
        allow_svg = 0
        use_builtin = 11392768
        theme = 0x556855caa890
        i = <optimized out>
        key = {icon_names = 0x7f1b00adcb10, size = 1439637736, scale = 21864, flags = (GTK_ICON_LOOKUP_FORCE_SIZE | GTK_ICON_LOOKUP_FORCE_REGULAR | GTK_ICON_LOOKUP_FORCE_SYMBOLIC | GTK_ICON_LOOKUP_DIR_LTR | GTK_ICON_LOOKUP_DIR_RTL | unknown: 512)}
        __func__ = "real_choose_icon"
#8  0x3fe3401340134013 in ?? ()
No symbol table info available.
#9  0x3f98001800180018 in ?? ()
No symbol table info available.
#10 0x3ff0000000000000 in ?? ()
No symbol table info available.
#11 0x3feea01ea01ea01f in ?? ()
No symbol table info available.
#12 0x3fde401e401e401e in ?? ()
No symbol table info available.
#13 0x3fcf001f001f001f in ?? ()
No symbol table info available.
#14 0x3ff0000000000000 in ?? ()
No symbol table info available.
#15 0x3fe980198019801a in ?? ()
No symbol table info available.
#16 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 4 (Thread 0x7f1b4afbe700 (LWP 1320)):
#0  0x00007f1b7a942831 in __GI___poll (fds=fds@entry=0x7f1b44007120, nfds=nfds@entry=3, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f1b5c1b4451 in poll (__timeout=-1, __nfds=3, __fds=0x7f1b44007120) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
No locals.
#2  poll_func (ufds=0x7f1b44007120, nfds=3, timeout=-1, userdata=0x556854011fd0) at pulse/thread-mainloop.c:69
        mutex = 0x556854011fd0
#3  0x00007f1b5c1a5e10 in pa_mainloop_poll (m=m@entry=0x55685402e640) at pulse/mainloop.c:844
        __func__ = "pa_mainloop_poll"
        __PRETTY_FUNCTION__ = "pa_mainloop_poll"
#4  0x00007f1b5c1a64a0 in pa_mainloop_iterate (m=0x55685402e640, block=<optimized out>, retval=0x0) at pulse/mainloop.c:926
        r = 0
#5  0x00007f1b5c1a6530 in pa_mainloop_run (m=0x55685402e640, retval=retval@entry=0x0) at pulse/mainloop.c:944
        r = <optimized out>
#6  0x00007f1b5c1b4399 in thread (userdata=0x5568540777c0) at pulse/thread-mainloop.c:100
        m = 0x5568540777c0
        mask = {__val = {18446744067267100671, 18446744073709551615 <repeats 15 times>}}
        prev_mask = {__val = {0 <repeats 16 times>}}
        sa = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {0 <repeats 16 times>}}, sa_flags = 0, sa_restorer = 0x0}
#7  0x00007f1b4fdd3ed8 in internal_thread_func (userdata=0x55685407ffd0) at pulsecore/thread-posix.c:81
        t = 0x55685407ffd0
#8  0x00007f1b7ac217fc in start_thread (arg=0x7f1b4afbe700) at pthread_create.c:465
        pd = 0x7f1b4afbe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755198867200, -5511208058233712381, 140732576020494, 140732576020495, 139755198867200, 139755198867904, 5598771000819159299, 5598736282578948355}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 3 (Thread 0x7f1b64b25700 (LWP 1262)):
#0  0x00007f1b7a942831 in __GI___poll (fds=0x556853c38e50, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f1b7c990129 in g_main_context_iterate (context=0x556853c60d10, block=<optimized out>, dispatch=1, self=<optimized out>) at ../../../../glib/gmain.c:3890
        max_priority = 2147483647
        timeout = -1
        some_ready = 2
        nfds = <optimized out>
        allocated_nfds = 2
        fds = 0x556853c38e50
#2  0x00007f1b7c99023c in g_main_context_pending (context=0x556853c60d10) at ../../../../glib/gmain.c:3916
        retval = <optimized out>
#3  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7f1b5ffff700 (LWP 1264)):
#0  __strncpy_sse2_unaligned () at ../sysdeps/x86_64/multiarch/strcpy-sse2-unaligned.S:63
No locals.
#1  0x00007f1b7c9aeb48 in memcpy (__len=3, __src=0x7f1b58047d70, __dest=0x7f1b58074bb0) at /usr/include/x86_64-linux-gnu/bits/string_fortified.h:34
No locals.
#2  g_memdup (mem=0x7f1b58047d70, byte_size=3) at ../../../../glib/gstrfuncs.c:392
        new_mem = 0x7f1b58074bb0
#3  0x00007f1b7c9d2ab8 in g_variant_type_info_get (type=0x7f1b58047d70) at ../../../../glib/gvarianttypeinfo.c:733
        type_char = -80 '\260'
        __func__ = "g_variant_type_info_get"
#4  0x00007f1b7c9cb989 in g_variant_new_from_bytes (type=0x1, bytes=0x1, trusted=1477007920) at ../../../../glib/gvariant-core.c:537
        alignment = 32539
        size = 1
#5  0x00007f1b58047d70 in ?? ()
No symbol table info available.
#6  0x00007f1b5fffe8b0 in ?? ()
No symbol table info available.
#7  0x00007f1b7c9c8654 in g_variant_builder_end (builder=0x7f1b7c9cb989 <g_variant_new_from_bytes+201>) at ../../../../glib/gvariant.c:3685
        my_type = <optimized out>
        value = <optimized out>
        __func__ = "g_variant_builder_end"
#8  0x00007f1b7cf6f576 in g_dbus_message_get_type () at ../../../../gio/gdbusmessage.c:479
        g_define_type_id = <optimized out>
        g_define_type_id__volatile = 93906570568112
#9  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7f1b7d853100 (LWP 1175)):
#0  g_log_domain_new_L (log_domain=0x6 <error: Cannot access memory at address 0x6>) at ../../../../glib/gmessages.c:632
        domain = 0x1
#1  0x00007f1b7ca37112 in ?? () from /tmp/apport_sandbox_W8Zlp_/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0xffffffffffffffff in ?? ()
No symbol table info available.
#3  0x00007f1b7c9e1ab1 in ?? () from /tmp/apport_sandbox_W8Zlp_/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x000055685630d140 in ?? ()
No symbol table info available.
#5  0xffffffffffffffff in ?? ()
No symbol table info available.
#6  0x00007f1b7c9e1ac4 in ?? () from /tmp/apport_sandbox_W8Zlp_/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007f1b7c9dbc5a in days_in_year () from /tmp/apport_sandbox_W8Zlp_/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#8  0xffffffffffffffff in ?? ()
No symbol table info available.
#9  0x00007f1b7c9e1b1e in ?? () from /tmp/apport_sandbox_W8Zlp_/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#10 0x00007f1b7af2de93 in ?? () from /tmp/apport_sandbox_W8Zlp_/usr/lib/x86_64-linux-gnu/libmutter-1.so.0
No symbol table info available.
#11 0xffffffffffffffff in ?? ()
No symbol table info available.
#12 0x000055685630d140 in ?? ()
No symbol table info available.
#13 0x1275d48e566b3000 in ?? ()
No symbol table info available.
#14 0x0000000000000006 in ?? ()
No symbol table info available.
#15 0x0000556852b787d5 in default_log_handler (log_domain=0x7f1b7c99695c <g_log_default_handler+108> "\377M\205\300H\211D$8H\211L$@\272\003", log_level=2090736511, message=0x55685630d140 "Connection to xwayland lost", data=0x0) at ../src/main.c:311
        now = {tv_sec = 1506778048, tv_usec = 480453}
#16 0x00007f1b7c996bed in g_log_domain_get_handler_L (data=<synthetic pointer>, log_level=6, domain=<optimized out>) at ../../../../glib/gmessages.c:689
No locals.
#17 g_logv (log_domain=0x7f1b7af2de93 "et tablet mapping for %s", log_level=G_LOG_LEVEL_ERROR, format=<optimized out>, args=<optimized out>) at ../../../../glib/gmessages.c:1335
        domain = <optimized out>
        data = 0x7f1b7d853100
        depth = 0
        log_func = <optimized out>
        domain_fatal_mask = <optimized out>
        masquerade_fatal = 0
        test_level = 6
        was_fatal = 0
        was_recursion = 0
        msg = 0x55685630d140 "Connection to xwayland lost"
        msg_alloc = 0x55685630d140 "Connection to xwayland lost"
        i = 2
#18 0x00007f1b7c996d5f in g_log (log_domain=0x1 <error: Cannot access memory at address 0x1>, log_level=0, format=0x1 <error: Cannot access memory at address 0x1>) at ../../../../glib/gmessages.c:1399
        args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffedb33bce0, reg_save_area = 0x7ffedb33bc20}}
#19 0x00007f1b7aef751e in wayland_selection_update_x11_property (data=0x556853f42010) at wayland/meta-xwayland-selection.c:671
        xdisplay = <optimized out>
#20 0x00007f1b795fed3e in _XIOError (dpy=dpy@entry=0x556853f42010) at ../../src/XlibInt.c:1469
No locals.
#21 0x00007f1b795fc59d in _XEventsQueued (dpy=dpy@entry=0x556853f42010, mode=mode@entry=2) at ../../src/xcb_io.c:352
        response = <optimized out>
        mode = 2
        dpy = 0x556853f42010
#22 0x00007f1b795ee237 in XPending (dpy=0x556853f42010) at ../../src/Pending.c:55
        ret_val = <optimized out>
#23 0x00007f1b7a1449c1 in _gdk_x11_window_move_resize_child (window=0x556853c5ac40, x=1, y=-617366168, width=0, height=-617366160) at ././gdk/x11/gdkgeometry-x11.c:52
        impl = 0x7f1b7a144970 <_gdk_x11_window_move_resize_child+64>
        __func__ = "_gdk_x11_window_move_resize_child"
#24 0x00007ffe00000001 in ?? ()
No symbol table info available.
#25 0x0000556853c4f260 in ?? ()
No symbol table info available.
#26 0x0000556853c5ac40 in ?? ()
No symbol table info available.
#27 0x0000556853f22e8c in ?? ()
No symbol table info available.
#28 0x1275d48e566b3000 in ?? ()
No symbol table info available.
#29 0x0000000000000181 in ?? ()
No symbol table info available.
#30 0x0000556853c61e60 in ?? ()
No symbol table info available.
#31 0x0000000000000011 in ?? ()
No symbol table info available.
#32 0x000055685486c340 in ?? ()
No symbol table info available.
#33 0x0000000000000004 in ?? ()
No symbol table info available.
#34 0x00007f1b7c99f600 in g_pattern_match_simple (pattern=<optimized out>, string=<optimized out>) at ../../../../glib/gpattern.c:433
        pspec = <optimized out>
        ergo = <optimized out>
        __func__ = "g_pattern_match_simple"
#35 0x0000000153c61e60 in ?? ()
No symbol table info available.
#36 0x000061a67fffffff in ?? ()
No symbol table info available.
#37 0x1275d48e566b3000 in ?? ()
No symbol table info available.
#38 0x0000000000000115 in ?? ()
No symbol table info available.
#39 0x0000556853f22e80 in ?? ()
No symbol table info available.
#40 0x0000556853f22e8c in ?? ()
No symbol table info available.
#41 0x0000556853c746c0 in ?? ()
No symbol table info available.
#42 0x00007ffedb33be94 in ?? ()
No symbol table info available.
#43 0x0000000000000000 in ?? ()
No symbol table info available.