Bug 367031

Summary: Deleting message in a threaded message causes a crash
Product: [Applications] kontact Reporter: Freek de Kruijf <freekdekruijf>
Component: generalAssignee: kdepim bugs <kdepim-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: dvratil, kdenis, montel
Priority: NOR Keywords: drkonqi
Version: unspecified   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Freek de Kruijf 2016-08-16 21:58:23 UTC 
Application: kontact (5.3.40 pre (QtWebEngine))

Qt Version: 5.7.1
Frameworks Version: 5.25.0
Operating System: Linux 4.7.0-2-default x86_64
Distribution: "openSUSE Tumbleweed (20160812) (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
Deleting a message in a thread of messages like the description of the already reported message.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f166fba0940 (LWP 3309))]

Thread 31 (Thread 0x7f14da3ed700 (LWP 3422)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f154b242b03 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f154b57ea81 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 30 (Thread 0x7f14dabee700 (LWP 3421)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f154b242b03 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f154b57ea81 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 29 (Thread 0x7f14db3ef700 (LWP 3420)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f154b242b03 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f154b57ea81 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 28 (Thread 0x7f14dbbf0700 (LWP 3419)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f154b2419b1 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f154b57ea81 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 27 (Thread 0x7f152124a700 (LWP 3418)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f154b54dd8b in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f154b54ddc9 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 26 (Thread 0x7f152959e700 (LWP 3387)):
#0  0x00007f166c5b4a1d in poll () from /lib64/libc.so.6
#1  0x00007f166626a056 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f166626a16c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f166d0ef1bb in QEventDispatcherGlib::processEvents (this=0x7f151c000940, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f166d0984da in QEventLoop::exec (this=this@entry=0x7f152959dc80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f166cec5b83 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f166ceca986 in QThreadPrivate::start (arg=0x153fdd0) at thread/qthread_unix.cpp:368
#7  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 25 (Thread 0x7f152b2ec700 (LWP 3384)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f28cd89 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f28d3a9 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f28d560 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 24 (Thread 0x7f1546b00700 (LWP 3346)):
#0  0x00007f16662ae0a5 in g_mutex_lock () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f1666269a7c in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f1666269ff4 in ?? () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f166626a16c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f166d0ef1bb in QEventDispatcherGlib::processEvents (this=0x7f153c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f166d0984da in QEventLoop::exec (this=this@entry=0x7f1546affc80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007f166cec5b83 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#7  0x00007f166ceca986 in QThreadPrivate::start (arg=0x1527700) at thread/qthread_unix.cpp:368
#8  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 23 (Thread 0x7f1547301700 (LWP 3345)):
#0  0x00007f166c5b4a1d in poll () from /lib64/libc.so.6
#1  0x00007f166626a056 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f166626a16c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f166d0ef1bb in QEventDispatcherGlib::processEvents (this=0x7f15380008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f166d0984da in QEventLoop::exec (this=this@entry=0x7f1547300c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f166cec5b83 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f166ceca986 in QThreadPrivate::start (arg=0x15116e0) at thread/qthread_unix.cpp:368
#7  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 22 (Thread 0x7f1548193700 (LWP 3344)):
#0  0x00007f166626958b in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f1666269f7b in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f166626a16c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f166d0ef1bb in QEventDispatcherGlib::processEvents (this=0x7f15400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f166d0984da in QEventLoop::exec (this=this@entry=0x7f1548192c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f166cec5b83 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f166ceca986 in QThreadPrivate::start (arg=0x15a88d0) at thread/qthread_unix.cpp:368
#7  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 21 (Thread 0x7f16127fc700 (LWP 3343)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165910cfc4 in ?? () from /usr/lib64/libQt5Script.so.5
#2  0x00007f165910d009 in ?? () from /usr/lib64/libQt5Script.so.5
#3  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 20 (Thread 0x7f1612ffd700 (LWP 3338)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f28cd89 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f28d3a9 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f28d560 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x7f16137fe700 (LWP 3337)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f28cd89 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f28d3a9 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f28d560 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x7f1618ff9700 (LWP 3336)):
#0  0x00007f166c5c99cb in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007f166c5cb364 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007f16573c9e5e in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007f16573ca037 in event_warn () from /usr/lib64/libevent-2.0.so.5
#4  0x00007f16573ce568 in ?? () from /usr/lib64/libevent-2.0.so.5
#5  0x00007f16573b8d27 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#6  0x00007f165f23b1fa in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f165f28db1a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#12 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x7f16197fa700 (LWP 3335)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f28202d in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f2820f5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f2643b3 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f165f28db1a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7f1619ffb700 (LWP 3334)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165ed5e990 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165ed47320 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165ed476ab in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165ed4331a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f16600c55ae in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f16600c7944 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f16600c7995 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f16600c7a69 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007f165f28db1a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#14 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7f161a7fc700 (LWP 3333)):
#0  0x00007f166c5b4a1d in poll () from /lib64/libc.so.6
#1  0x00007f164cc28be1 in ?? () from /usr/lib64/libpulse.so.0
#2  0x00007f164cc1a3b1 in pa_mainloop_poll () from /usr/lib64/libpulse.so.0
#3  0x00007f164cc1aa4e in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x00007f164cc1ab00 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x00007f164cc28b29 in ?? () from /usr/lib64/libpulse.so.0
#6  0x00007f164c5b9148 in ?? () from /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#7  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7f161affd700 (LWP 3332)):
#0  0x00007f1668468448 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f281832 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f2820bd in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f2643f1 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f165f28db1a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7f161b7fe700 (LWP 3331)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165e8700bd in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f28d43e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f28d560 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7f161bfff700 (LWP 3330)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f28202d in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f2820f5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f2643b3 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f165f28db1a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7f1613fff700 (LWP 3329)):
#0  0x00007f166c5c99cb in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007f166c5cb364 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007f16573c9e5e in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007f16573ca037 in event_warn () from /usr/lib64/libevent-2.0.so.5
#4  0x00007f16573ce568 in ?? () from /usr/lib64/libevent-2.0.so.5
#5  0x00007f16573b8d27 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#6  0x00007f165f23b16e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f165e49dff8 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f165e49e13b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007f165f28db98 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#14 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7f162cff9700 (LWP 3328)):
#0  0x00007f166c520034 in buffered_vfprintf () from /lib64/libc.so.6
#1  0x00007f166c51d38d in vfprintf () from /lib64/libc.so.6
#2  0x00007f166c5cb3b9 in __fprintf_chk () from /lib64/libc.so.6
#3  0x00007f16573c9e5e in ?? () from /usr/lib64/libevent-2.0.so.5
#4  0x00007f16573ca037 in event_warn () from /usr/lib64/libevent-2.0.so.5
#5  0x00007f16573ce568 in ?? () from /usr/lib64/libevent-2.0.so.5
#6  0x00007f16573b8d27 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#7  0x00007f165f23b16e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f165e49df48 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007f165e49e19b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007f165f28db98 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#15 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f162d7fa700 (LWP 3327)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f28202d in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f2820f5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f2643b3 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f165e49de98 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165e49e18b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f165f28db98 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f162dffb700 (LWP 3326)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f28202d in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f2820f5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f2643b3 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f165e49dde8 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165e49e17b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f165f28db98 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f162e7fc700 (LWP 3325)):
#0  0x00007f166c5c99cb in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007f166c5cb364 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007f16573c9e5e in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007f16573ca037 in event_warn () from /usr/lib64/libevent-2.0.so.5
#4  0x00007f16573ce568 in ?? () from /usr/lib64/libevent-2.0.so.5
#5  0x00007f16573b8d27 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#6  0x00007f165f23b1fa in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f165e49dd38 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f165e49e16b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007f165f28db98 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#14 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f162effd700 (LWP 3324)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f28202d in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f2820f5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f2643b3 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f165e49dc88 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165e49e15b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f165f28db98 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f163ccbf700 (LWP 3321)):
#0  0x00007f166846809f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f165f28202d in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f165f2820f5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f165f2643b3 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f165f28db1a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f163d4c0700 (LWP 3320)):
#0  0x00007f166c5c99cb in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007f166c5cb364 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007f16573c9e5e in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007f16573ca037 in event_warn () from /usr/lib64/libevent-2.0.so.5
#4  0x00007f16573ce568 in ?? () from /usr/lib64/libevent-2.0.so.5
#5  0x00007f16573b8d27 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#6  0x00007f165f23b1fa in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f165f275d6a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f165f260845 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f165f28db1a in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f165f28a197 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#12 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f164482c700 (LWP 3312)):
#0  0x00007f166c5ca080 in clock_gettime () from /lib64/libc.so.6
#1  0x00007f166cf70031 in qt_clock_gettime (ts=0x7f164482b9a0, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:109
#2  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:164
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:173
#4  0x00007f166d0ece59 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f1640002ed0) at kernel/qtimerinfo_unix.cpp:91
#5  0x00007f166d0ed405 in QTimerInfoList::timerWait (this=0x7f1640002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:388
#6  0x00007f166d0ee78e in timerSourcePrepareHelper (timeout=0x7f164482ba74, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#7  timerSourcePrepare (source=<optimized out>, timeout=0x7f164482ba74) at kernel/qeventdispatcher_glib.cpp:165
#8  0x00007f16662695a9 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#9  0x00007f1666269f7b in ?? () from /usr/lib64/libglib-2.0.so.0
#10 0x00007f166626a16c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#11 0x00007f166d0ef1bb in QEventDispatcherGlib::processEvents (this=0x7f16400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#12 0x00007f166d0984da in QEventLoop::exec (this=this@entry=0x7f164482bc40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#13 0x00007f166cec5b83 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#14 0x00007f166b7c7c49 in ?? () from /usr/lib64/libQt5DBus.so.5
#15 0x00007f166ceca986 in QThreadPrivate::start (arg=0x7f166ba3bd20) at thread/qthread_unix.cpp:368
#16 0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#17 0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f164f05f700 (LWP 3311)):
#0  0x00007f166c5b4a1d in poll () from /lib64/libc.so.6
#1  0x00007f1667f3a410 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007f1667f3c1a9 in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007f1650f70639 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f166ceca986 in QThreadPrivate::start (arg=0xf1f430) at thread/qthread_unix.cpp:368
#5  0x00007f1668462474 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f166c5bd3ed in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f166fba0940 (LWP 3309)):
[KCrash Handler]
#6  Akonadi::MessageStatus::toQInt32 (this=0x200000060) at /usr/src/debug/akonadi-mime-16.11.60git.20160809T020639~3305514/src/messagestatus.cpp:458
#7  0x00007f15d8328576 in MessageList::Core::ModelPrivate::attachMessageToParent (this=this@entry=0x185ff20, pParent=pParent@entry=0x34e90e0, mi=<optimized out>, attachOptions=attachOptions@entry=MessageList::Core::ModelPrivate::SkipCacheUpdate) at /usr/src/debug/messagelib-16.11.60git.20160812T233326~0c5e64e/messagelist/src/core/model.cpp:2181
#8  0x00007f15d8329b41 in MessageList::Core::ModelPrivate::viewItemJobStepInternalForJobPass2 (this=this@entry=0x185ff20, job=job@entry=0x35cd650, elapsedTimer=...) at /usr/src/debug/messagelib-16.11.60git.20160812T233326~0c5e64e/messagelist/src/core/model.cpp:2635
#9  0x00007f15d832be04 in MessageList::Core::ModelPrivate::viewItemJobStepInternalForJob (this=this@entry=0x185ff20, job=job@entry=0x35cd650, elapsedTimer=...) at /usr/src/debug/messagelib-16.11.60git.20160812T233326~0c5e64e/messagelist/src/core/model.cpp:3471
#10 0x00007f15d832c31b in MessageList::Core::ModelPrivate::viewItemJobStepInternal (this=this@entry=0x185ff20) at /usr/src/debug/messagelib-16.11.60git.20160812T233326~0c5e64e/messagelist/src/core/model.cpp:3758
#11 0x00007f15d832ca2f in MessageList::Core::ModelPrivate::viewItemJobStep (this=0x185ff20) at /usr/src/debug/messagelib-16.11.60git.20160812T233326~0c5e64e/messagelist/src/core/model.cpp:3938
#12 0x00007f166d0c688e in QtPrivate::QSlotObjectBase::call (a=0x7ffc09fc9e40, r=0x185ed80, this=<optimized out>) at ../../src/corelib/kernel/qobject_impl.h:101
#13 QMetaObject::activate (sender=sender@entry=0x185ff58, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3723
#14 0x00007f166d0c6e47 in QMetaObject::activate (sender=sender@entry=0x185ff58, m=m@entry=0x7f166d4e0780 <QTimer::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3602
#15 0x00007f166d1411b0 in QTimer::timeout (this=this@entry=0x185ff58) at .moc/moc_qtimer.cpp:198
#16 0x00007f166d0d2ec8 in QTimer::timerEvent (this=0x185ff58, e=<optimized out>) at kernel/qtimer.cpp:254
#17 0x00007f166d0c7393 in QObject::event (this=0x185ff58, e=<optimized out>) at kernel/qobject.cpp:1285
#18 0x00007f166dd90dbc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x185ff58, e=0x7ffc09fca1b0) at kernel/qapplication.cpp:3799
#19 0x00007f166dd98561 in QApplication::notify (this=0x7ffc09fca6a0, receiver=0x185ff58, e=0x7ffc09fca1b0) at kernel/qapplication.cpp:3556
#20 0x00007f166d09a528 in QCoreApplication::notifyInternal2 (receiver=0x185ff58, event=event@entry=0x7ffc09fca1b0) at kernel/qcoreapplication.cpp:988
#21 0x00007f166d0ee13e in QCoreApplication::sendEvent (event=0x7ffc09fca1b0, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:231
#22 QTimerInfoList::activateTimers (this=0xf39120) at kernel/qtimerinfo_unix.cpp:644
#23 0x00007f166d0ee661 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:182
#24 0x00007f1666269e57 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#25 0x00007f166626a0c0 in ?? () from /usr/lib64/libglib-2.0.so.0
#26 0x00007f166626a16c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#27 0x00007f166d0ef19f in QEventDispatcherGlib::processEvents (this=0xf58690, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#28 0x00007f166d0984da in QEventLoop::exec (this=this@entry=0x7ffc09fca400, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#29 0x00007f166d0a0dcc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1261
#30 0x000000000040476f in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kdepim-16.11.60git.20160816T021536~cb4e447/kontact/src/main.cpp:223

Possible duplicates by query: bug 364994.

Reported using DrKonqi
Comment 1 Laurent Montel 2016-08-21 11:25:56 UTC 
Add Dan as he added cashed thread support in messagelist.
I saw this crash too.
Comment 2 Denis Kurz 2016-09-01 17:47:41 UTC 

*** This bug has been marked as a duplicate of bug 364994 ***