Application: kmail (5.20.0 (22.04.0))

Qt Version: 5.15.3
Frameworks Version: 5.93.0
Operating System: Linux 5.13.0-35-generic x86_64
Windowing System: X11
Distribution: KDE neon User - 5.24
DrKonqi: 5.24.4 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed:
Just checking mail and reading messages. When I have deleted a messahe, KMail closed.

The crash can be reproduced every time.

-- Backtrace:
Application: KMail (kmail), signal: Aborted

[New LWP 3975]
[New LWP 3976]
[New LWP 3977]
[New LWP 3978]
[New LWP 3979]
[New LWP 3980]
[New LWP 3981]
[New LWP 4031]
[New LWP 4033]
[New LWP 4039]
[New LWP 4040]
[New LWP 4041]
[New LWP 4042]
[New LWP 4045]
[New LWP 4046]
[New LWP 4047]
[New LWP 4053]
[New LWP 4068]
[New LWP 4083]
[New LWP 4090]
[New LWP 4176]
[New LWP 4318]
[New LWP 4319]
[New LWP 4320]
[New LWP 4321]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fcea570f9cf in __GI___poll (fds=0x7ffddbc0c778, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
__preamble__
[Current thread is 1 (Thread 0x7fce965f9200 (LWP 3973))]

Thread 26 (Thread 0x7fcdf39ff700 (LWP 4321)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fcdf39fe310, clockid=<optimized out>, expected=0, futex_word=0x5557cb7503f4) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fcdf39fe310, clockid=<optimized out>, mutex=0x5557cb7503a0, cond=0x5557cb7503c8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5557cb7503c8, mutex=0x5557cb7503a0, abstime=0x7fcdf39fe310) at pthread_cond_wait.c:656
#3  0x00007fcea5ac2618 in QWaitConditionPrivate::wait_relative (this=0x5557cb7503a0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait (deadline=..., this=0x5557cb7503a0) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait (this=this@entry=0x5557cb74b580, mutex=mutex@entry=0x5557cb7aec98, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007fcea5abfb21 in QThreadPoolThread::run (this=0x5557cb74b570) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7  0x00007fcea5abc623 in QThreadPrivate::start (arg=0x5557cb74b570) at thread/qthread_unix.cpp:331
#8  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7fce12ffd700 (LWP 4320)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fce12ffc310, clockid=<optimized out>, expected=0, futex_word=0x5557cb7f8ea4) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fce12ffc310, clockid=<optimized out>, mutex=0x5557cb7f8e50, cond=0x5557cb7f8e78) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5557cb7f8e78, mutex=0x5557cb7f8e50, abstime=0x7fce12ffc310) at pthread_cond_wait.c:656
#3  0x00007fcea5ac2618 in QWaitConditionPrivate::wait_relative (this=0x5557cb7f8e50, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait (deadline=..., this=0x5557cb7f8e50) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait (this=this@entry=0x5557cb8e2b20, mutex=mutex@entry=0x5557cb7aec98, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007fcea5abfb21 in QThreadPoolThread::run (this=0x5557cb8e2b10) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7  0x00007fcea5abc623 in QThreadPrivate::start (arg=0x5557cb8e2b10) at thread/qthread_unix.cpp:331
#8  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7fce11ffb700 (LWP 4319)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fce11ffa310, clockid=<optimized out>, expected=0, futex_word=0x5557cb7f9114) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fce11ffa310, clockid=<optimized out>, mutex=0x5557cb7f90c0, cond=0x5557cb7f90e8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5557cb7f90e8, mutex=0x5557cb7f90c0, abstime=0x7fce11ffa310) at pthread_cond_wait.c:656
#3  0x00007fcea5ac2618 in QWaitConditionPrivate::wait_relative (this=0x5557cb7f90c0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait (deadline=..., this=0x5557cb7f90c0) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait (this=this@entry=0x5557cb7a3cc0, mutex=mutex@entry=0x5557cb7aec98, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007fcea5abfb21 in QThreadPoolThread::run (this=0x5557cb7a3cb0) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7  0x00007fcea5abc623 in QThreadPrivate::start (arg=0x5557cb7a3cb0) at thread/qthread_unix.cpp:331
#8  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fce6effd700 (LWP 4318)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fce6effc310, clockid=<optimized out>, expected=0, futex_word=0x5557cb7f8ff4) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fce6effc310, clockid=<optimized out>, mutex=0x5557cb7f8fa0, cond=0x5557cb7f8fc8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5557cb7f8fc8, mutex=0x5557cb7f8fa0, abstime=0x7fce6effc310) at pthread_cond_wait.c:656
#3  0x00007fcea5ac2618 in QWaitConditionPrivate::wait_relative (this=0x5557cb7f8fa0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait (deadline=..., this=0x5557cb7f8fa0) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait (this=this@entry=0x5557cb7a3bb0, mutex=mutex@entry=0x5557cb7aec98, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007fcea5abfb21 in QThreadPoolThread::run (this=0x5557cb7a3ba0) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7  0x00007fcea5abc623 in QThreadPrivate::start (arg=0x5557cb7a3ba0) at thread/qthread_unix.cpp:331
#8  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fce627fc700 (LWP 4176)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fce627fb0b0, clockid=<optimized out>, expected=0, futex_word=0x7fce627fb288) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fce627fb0b0, clockid=<optimized out>, mutex=0x7fce627fb238, cond=0x7fce627fb260) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7fce627fb260, mutex=0x7fce627fb238, abstime=0x7fce627fb0b0) at pthread_cond_wait.c:656
#3  0x00007fcea9f9620a in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000002f3 in ?? ()
#5  0x00000000280e8aa0 in ?? ()
#6  0x00000000000002d2 in ?? ()
#7  0x00000000280e8aa0 in ?? ()
#8  0x00007fce4c001d88 in ?? ()
#9  0x983114eb400b9c00 in ?? ()
#10 0x0000000000000000 in ?? ()

Thread 21 (Thread 0x7fcde3fff700 (LWP 4090)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fcde3ffe268) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fcde3ffe218, cond=0x7fcde3ffe240) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fcde3ffe240, mutex=0x7fcde3ffe218) at pthread_cond_wait.c:638
#3  0x00007fcea9f960ab in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fcde3ffe0c0 in ?? ()
#5  0x00007fcea9f8b58f in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00005557ccbf6ed0 in ?? ()
#7  0x00007fcde3ffe0e8 in ?? ()
#8  0x0000000000000000 in ?? ()

Thread 20 (Thread 0x7fce10e29700 (LWP 4083)):
#0  0x00007fcea570f9cf in __GI___poll (fds=0x7fcdf8004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fce9ef6136e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fce9ef614a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fcea5cfd65b in QEventDispatcherGlib::processEvents (this=0x7fcdf8000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fcea5ca187b in QEventLoop::exec (this=this@entry=0x7fce10e283a0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007fcea5abb442 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007fcea5abc623 in QThreadPrivate::start (arg=0x5557cc339dd0) at thread/qthread_unix.cpp:331
#7  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fce127fc700 (LWP 4068)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fce30105780) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fce30105730, cond=0x7fce30105758) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fce30105758, mutex=0x7fce30105730) at pthread_cond_wait.c:638
#3  0x00007fce8e63a5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fce8e63a1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fce497fa700 (LWP 4053)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fce497f9188) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fce497f9138, cond=0x7fce497f9160) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fce497f9160, mutex=0x7fce497f9138) at pthread_cond_wait.c:638
#3  0x00007fcea9f960ab in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in ?? ()

Thread 17 (Thread 0x7fce49ffb700 (LWP 4047)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fce49ffa268) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fce49ffa218, cond=0x7fce49ffa240) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fce49ffa240, mutex=0x7fce49ffa218) at pthread_cond_wait.c:638
#3  0x00007fcea9f960ab in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fce49ffa0c0 in ?? ()
#5  0x00007fcea9f8b58f in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fce5003c380 in ?? ()
#7  0x00007fce49ffa0e8 in ?? ()
#8  0x0000000000000000 in ?? ()

Thread 16 (Thread 0x7fce4a7fc700 (LWP 4046)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fce30025fe0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fce30025f90, cond=0x7fce30025fb8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fce30025fb8, mutex=0x7fce30025f90) at pthread_cond_wait.c:638
#3  0x00007fce8e63a5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fce8e63a1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fce4affd700 (LWP 4045)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fce4affc188) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fce4affc138, cond=0x7fce4affc160) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fce4affc160, mutex=0x7fce4affc138) at pthread_cond_wait.c:638
#3  0x00007fcea9f960ab in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in ?? ()

Thread 14 (Thread 0x7fce4b7fe700 (LWP 4042)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fce4b7fd188) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fce4b7fd138, cond=0x7fce4b7fd160) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fce4b7fd160, mutex=0x7fce4b7fd138) at pthread_cond_wait.c:638
#3  0x00007fcea9f960ab in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in ?? ()

Thread 13 (Thread 0x7fce4bfff700 (LWP 4041)):
#0  __GI___libc_write (nbytes=39, buf=0x7fce4bffb550, fd=2) at ../sysdeps/unix/sysv/linux/write.c:26
#1  __GI___libc_write (fd=2, buf=0x7fce4bffb550, nbytes=39) at ../sysdeps/unix/sysv/linux/write.c:24
#2  0x00007fcea568bebd in _IO_new_file_write (f=0x7fcea57ea5c0 <_IO_2_1_stderr_>, data=0x7fce4bffb550, n=39) at fileops.c:1176
#3  0x00007fcea568c7d8 in new_do_write (to_do=<optimized out>, data=0x7fce4bffb550 "[warn] epoll_wait: Bad file descriptor\n", fp=0x7fcea57ea5c0 <_IO_2_1_stderr_>) at libioP.h:948
#4  _IO_new_file_xsputn (n=39, data=<optimized out>, f=<optimized out>) at fileops.c:1255
#5  _IO_new_file_xsputn (f=0x7fcea57ea5c0 <_IO_2_1_stderr_>, data=<optimized out>, n=39) at fileops.c:1197
#6  0x00007fcea5676f83 in buffered_vfprintf (s=s@entry=0x7fcea57ea5c0 <_IO_2_1_stderr_>, format=format@entry=0x7fcea2282258 "[%s] %s\n", args=args@entry=0x7fce4bffdb10, mode_flags=mode_flags@entry=2) at ../libio/libioP.h:948
#7  0x00007fcea5673d54 in __vfprintf_internal (s=0x7fcea57ea5c0 <_IO_2_1_stderr_>, format=0x7fcea2282258 "[%s] %s\n", ap=ap@entry=0x7fce4bffdb10, mode_flags=2) at vfprintf-internal.c:1346
#8  0x00007fcea572b153 in ___fprintf_chk (fp=<optimized out>, flag=<optimized out>, format=<optimized out>) at fprintf_chk.c:33
#9  0x00007fcea2268b36 in event_logv_ () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#10 0x00007fcea2268d09 in event_warn () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#11 0x00007fcea226a768 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#12 0x00007fcea2260625 in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#13 0x00007fcea9fa5947 in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007fce24002710 in ?? ()
#15 0x0001000000000000 in ?? ()
#16 0x00007fce4bffe220 in ?? ()
#17 0x00007fce4bffe218 in ?? ()
#18 0x00007fce4bffe2d8 in ?? ()
#19 0x00007fce24002710 in ?? ()
#20 0x00007fce4bffe370 in ?? ()
#21 0x00007fcea56972c9 in __GI___libc_malloc (bytes=140524015051360) at malloc.c:3066
#22 0x0000000000000001 in ?? ()
#23 0x7fffffffffffffff in ?? ()
#24 0x00007fce4bffe370 in ?? ()
#25 0x00007fce4bffe290 in ?? ()
#26 0x00007fcea9f5c69c in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#27 0x0000000000000000 in ?? ()

Thread 12 (Thread 0x7fce60ff9700 (LWP 4040)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fce60ff7fd0, clockid=<optimized out>, expected=0, futex_word=0x7fce60ff81a8) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fce60ff7fd0, clockid=<optimized out>, mutex=0x7fce60ff8158, cond=0x7fce60ff8180) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7fce60ff8180, mutex=0x7fce60ff8158, abstime=0x7fce60ff7fd0) at pthread_cond_wait.c:656
#3  0x00007fcea9f9620a in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000002ea in ?? ()
#5  0x000000000f43d3a3 in ?? ()
#6  0x00000000000002cc in ?? ()
#7  0x000000001235c373 in ?? ()
#8  0x00007fce5001a450 in ?? ()
#9  0x00007fce5001b8b0 in ?? ()
#10 0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7fce617fa700 (LWP 4039)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5557cc0e822c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5557cc0e8168, cond=0x5557cc0e8200) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5557cc0e8200, mutex=0x5557cc0e8168) at pthread_cond_wait.c:638
#3  0x00007fcea9f960ab in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fce2c000b60 in ?? ()
#5  0x00005557cc227568 in ?? ()
#6  0x00007fce617f93c0 in ?? ()
#7  0x00007fcea9f7d7c1 in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fce6cce9700 (LWP 4033)):
#0  0x00007fcea5635645 in _nl_make_l10nflist (l10nfile_list=l10nfile_list@entry=0x7fcea57eabf8 <_nl_loaded_domains>, dirlist=dirlist@entry=0x7fcea57b9010 <_nl_default_dirname> "/usr/share/locale", dirlist_len=18, mask=mask@entry=0, language=language@entry=0x7fce6cce7e10 "en_US.UTF-8", territory=territory@entry=0x0, codeset=0x0, normalized_codeset=0x0, modifier=0x0, filename=0x7fce6cce7e30 "LC_MESSAGES/libc.mo", do_allocate=0) at ../intl/l10nflist.c:166
#1  0x00007fcea56333d7 in _nl_find_domain (dirname=dirname@entry=0x7fcea57b9010 <_nl_default_dirname> "/usr/share/locale", locale=locale@entry=0x7fce6cce7e10 "en_US.UTF-8", domainname=domainname@entry=0x7fce6cce7e30 "LC_MESSAGES/libc.mo", domainbinding=domainbinding@entry=0x0) at finddomain.c:90
#2  0x00007fcea5632bdf in __dcigettext (domainname=0x7fcea57b1418 <_libc_intl_domainname> "libc", msgid1=0x7fcea57b18bf "Bad file descriptor", msgid2=msgid2@entry=0x0, plural=plural@entry=0, n=n@entry=0, category=category@entry=5) at dcigettext.c:702
#3  0x00007fcea5631a63 in __GI___dcgettext (domainname=<optimized out>, msgid=<optimized out>, category=category@entry=5) at dcgettext.c:47
#4  0x00007fcea569c522 in __GI___strerror_r (errnum=errnum@entry=9, buf=buf@entry=0x0, buflen=buflen@entry=0) at _strerror.c:71
#5  0x00007fcea569c443 in strerror (errnum=9) at strerror.c:31
#6  0x00007fcea2268cf6 in event_warn () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#7  0x00007fcea226a768 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#8  0x00007fcea2260625 in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#9  0x00007fcea9fa5947 in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fce6cce8310 in ?? ()
#11 0x0001000000000000 in ?? ()
#12 0x00007fce6cce81e0 in ?? ()
#13 0x00007fce6cce81d8 in ?? ()
#14 0x00007fce6cce8298 in ?? ()
#15 0x00007fce6cce8310 in ?? ()
#16 0x00007fce6cce8370 in ?? ()
#17 0x00007fcea56972c9 in __GI___libc_malloc (bytes=140524565463584) at malloc.c:3066
#18 0x0000000000000001 in ?? ()
#19 0x7fffffffffffffff in ?? ()
#20 0x00007fce6cce8370 in ?? ()
#21 0x00007fce6cce8250 in ?? ()
#22 0x00007fcea9f5c69c in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#23 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fce6ffff700 (LWP 4031)):
#0  __lll_lock_wait_private (futex=0x7fcea57eb7d0 <_IO_stdfile_2_lock>) at ./lowlevellock.c:35
#1  0x00007fcea56770a6 in buffered_vfprintf (s=s@entry=0x7fcea57ea5c0 <_IO_2_1_stderr_>, format=format@entry=0x7fcea2282258 "[%s] %s\n", args=args@entry=0x7fce6fffdaf0, mode_flags=mode_flags@entry=2) at vfprintf-internal.c:2381
#2  0x00007fcea5673d54 in __vfprintf_internal (s=0x7fcea57ea5c0 <_IO_2_1_stderr_>, format=0x7fcea2282258 "[%s] %s\n", ap=ap@entry=0x7fce6fffdaf0, mode_flags=2) at vfprintf-internal.c:1346
#3  0x00007fcea572b153 in ___fprintf_chk (fp=<optimized out>, flag=<optimized out>, format=<optimized out>) at fprintf_chk.c:33
#4  0x00007fcea2268b36 in event_logv_ () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#5  0x00007fcea2268d09 in event_warn () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#6  0x00007fcea226a768 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#7  0x00007fcea2260625 in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#8  0x00007fcea9fa57fc in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fce64001060 in ?? ()
#10 0x0001000000000000 in ?? ()
#11 0x00007fce6fffe200 in ?? ()
#12 0x00007fce6fffe1f8 in ?? ()
#13 0x00007fce6fffe2b8 in ?? ()
#14 0x00000000c2da2537 in ?? ()
#15 0x0000000000000cc5 in ?? ()
#16 0x00000000000129f7 in ?? ()
#17 0x00007fceaf3d0d20 in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#18 0x00005557cb5a6010 in ?? ()
#19 0x7fffffffffffffff in ?? ()
#20 0x0000000000000001 in ?? ()
#21 0x7fffffffffffffff in ?? ()
#22 0x00007fce6fffe370 in ?? ()
#23 0x00007fce6fffe270 in ?? ()
#24 0x00007fcea9f5c69c in ?? () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#25 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fce81dec700 (LWP 3981)):
#0  __libc_disable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:85
#1  0x00007fcea570b051 in __GI___libc_read (nbytes=<optimized out>, buf=<optimized out>, fd=<optimized out>) at ../sysdeps/unix/sysv/linux/read.c:26
#2  __GI___libc_read (fd=<optimized out>, buf=<optimized out>, nbytes=<optimized out>) at ../sysdeps/unix/sysv/linux/read.c:24
#3  0x00007fce9efa9b2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fce9ef60ebe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fce9ef61312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fce9ef614a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fcea5cfd65b in QEventDispatcherGlib::processEvents (this=0x7fce68000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007fcea5ca187b in QEventLoop::exec (this=this@entry=0x7fce81deb3a0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#9  0x00007fcea5abb442 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#10 0x00007fcea5abc623 in QThreadPrivate::start (arg=0x5557cb530f90) at thread/qthread_unix.cpp:331
#11 0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fce825ed700 (LWP 3980)):
#0  __GI___libc_read (nbytes=16, buf=0x7fce825ec190, fd=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=16, buf=0x7fce825ec190, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fce9efa9b2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fce9ef60ebe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fce9ef61312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fce9ef614a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fcea5cfd65b in QEventDispatcherGlib::processEvents (this=0x7fce74000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007fcea5ca187b in QEventLoop::exec (this=this@entry=0x7fce825ec3a0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007fcea5abb442 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007fcea5abc623 in QThreadPrivate::start (arg=0x5557cb4fe3f0) at thread/qthread_unix.cpp:331
#10 0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fce82dee700 (LWP 3979)):
#0  0x00007fcea5cfd40a in socketNotifierSourceCheck (source=0x7fce70004880) at kernel/qeventdispatcher_glib.cpp:75
#1  0x00007fce9ef60da1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fce9ef61312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fce9ef614a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fcea5cfd65b in QEventDispatcherGlib::processEvents (this=0x7fce70000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fcea5ca187b in QEventLoop::exec (this=this@entry=0x7fce82ded3a0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007fcea5abb442 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fcea5abc623 in QThreadPrivate::start (arg=0x5557cb4c97f0) at thread/qthread_unix.cpp:331
#8  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fce83fff700 (LWP 3978)):
#0  0x00007fce9ef60d80 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fce9ef61312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fce9ef614a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fcea5cfd65b in QEventDispatcherGlib::processEvents (this=0x7fce78000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fcea5ca187b in QEventLoop::exec (this=this@entry=0x7fce83ffe370, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007fcea5abb442 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007fcea530cf4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fcea5abc623 in QThreadPrivate::start (arg=0x7fcea5390d80) at thread/qthread_unix.cpp:331
#8  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fce88cbe700 (LWP 3977)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5557cb2d3060) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5557cb2d3010, cond=0x5557cb2d3038) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5557cb2d3038, mutex=0x5557cb2d3010) at pthread_cond_wait.c:638
#3  0x00007fce8e63a5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fce8e63a1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fce94917700 (LWP 3976)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5557cb384d6c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5557cb384d18, cond=0x5557cb384d40) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5557cb384d40, mutex=0x5557cb384d18) at pthread_cond_wait.c:638
#3  0x00007fce8e63a5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fce8e63a1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fce959d7700 (LWP 3975)):
#0  0x00007fcea570f9cf in __GI___poll (fds=0x7fce959d62a8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fcea0203c1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fcea020590a in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fce95f011a8 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fcea5abc623 in QThreadPrivate::start (arg=0x5557cb1dd2c0) at thread/qthread_unix.cpp:331
#5  0x00007fcea2483609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fcea571c163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fce965f9200 (LWP 3973)):
[KCrash Handler]
#4  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#5  0x00007fcea561f859 in __GI_abort () at abort.c:79
#6  0x00007fcea58aa911 in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6
#7  0x00007fcea58b638c in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6
#8  0x00007fcea58b63f7 in std::terminate() () from /lib/x86_64-linux-gnu/libstdc++.so.6
#9  0x00007fcea58b66a9 in __cxa_throw () from /lib/x86_64-linux-gnu/libstdc++.so.6
#10 0x00007fce9e3fa478 in GlassTable::set_overwritten (this=this@entry=0x5557ccc1d6b0) at /usr/include/c++/9/ext/new_allocator.h:89
#11 0x00007fce9e3fa6de in GlassTable::block_to_cursor (this=0x5557ccc1d6b0, C_=0x5557ccc1d778, j=<optimized out>, n=10874) at ../backends/glass/glass_table.cc:335
#12 0x00007fce9e4b781d in GlassTable::find (this=this@entry=0x5557ccc1d6b0, C_=C_@entry=0x5557ccc1d778) at ../common/wordaccess.h:57
#13 0x00007fce9e4b9be3 in GlassTable::get_exact_entry (this=this@entry=0x5557ccc1d6b0, key="C4", tag="") at ../backends/glass/glass_table.cc:1482
#14 0x00007fce9e4a91f3 in GlassPostListTable::get_freqs (this=0x5557ccc1d6b0, term=..., termfreq_ptr=0x7ffddbc0d9d4, collfreq_ptr=0x0, wdfub_ptr=0x0) at ../backends/glass/glass_postlist.cc:158
#15 0x00007fce9e418155 in Xapian::Database::get_termfreq (this=this@entry=0x7ffddbc0da30, tname="C4") at ../api/omdatabase.cc:332
#16 0x00007fcea41883f6 in Akonadi::Search::PIM::IndexedItemsPrivate::indexedItemsInDatabase (this=<optimized out>, term="C4", dbPath=...) at ./lib/indexeditems.cpp:121
#17 0x00007fcea41885a9 in Akonadi::Search::PIM::IndexedItemsPrivate::indexedItems (this=0x5557cb56e450, id=<optimized out>) at ./lib/indexeditems.cpp:127
#18 0x00007fceaf6abd1c in ?? () from /lib/x86_64-linux-gnu/libkmailprivate.so.5
#19 0x00007fcea5cd9dfe in QtPrivate::QSlotObjectBase::call (a=0x7ffddbc0dd20, r=0x7fce90007130, this=0x5557ccbd9a40) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#20 doActivate<false> (sender=0x5557cb8ec580, signal_index=6, argv=0x7ffddbc0dd20) at kernel/qobject.cpp:3886
#21 0x00007fcea5cd31c7 in QMetaObject::activate (sender=sender@entry=0x5557cb8ec580, m=m@entry=0x7fcea6d8d640 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffddbc0dd20) at kernel/qobject.cpp:3946
#22 0x00007fcea6d33ee0 in KJob::result (this=this@entry=0x5557cb8ec580, _t1=<optimized out>, _t1@entry=0x5557cb8ec580, _t2=...) at ./obj-x86_64-linux-gnu/src/lib/KF5CoreAddons_autogen/include/moc_kjob.cpp:633
#23 0x00007fcea6d3534b in KJob::finishJob (this=0x5557cb8ec580, emitResult=<optimized out>) at ./src/lib/jobs/kjob.cpp:98
#24 0x00007fcea5cd0959 in QObject::event (this=0x5557cb8ec580, e=0x5557cc27cc40) at kernel/qobject.cpp:1314
#25 0x00007fcea6783dc3 in QApplicationPrivate::notify_helper (this=this@entry=0x5557cb1d9660, receiver=receiver@entry=0x5557cb8ec580, e=e@entry=0x5557cc27cc40) at kernel/qapplication.cpp:3637
#26 0x00007fcea678cbd8 in QApplication::notify (this=0x7ffddbc0e800, receiver=0x5557cb8ec580, e=0x5557cc27cc40) at kernel/qapplication.cpp:3161
#27 0x00007fcea5ca2d7a in QCoreApplication::notifyInternal2 (receiver=0x5557cb8ec580, event=0x5557cc27cc40) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332
#28 0x00007fcea5ca5681 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x5557cb1968f0) at kernel/qcoreapplication.cpp:1821
#29 0x00007fcea5cfdfe7 in postEventSourceDispatch (s=0x5557cb29a4d0) at kernel/qeventdispatcher_glib.cpp:277
#30 0x00007fce9ef6117d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007fce9ef61400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007fce9ef614a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007fcea5cfd642 in QEventDispatcherGlib::processEvents (this=0x5557cb2a2670, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#34 0x00007fcea5ca187b in QEventLoop::exec (this=this@entry=0x7ffddbc0e2d0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#35 0x00007fcea5ca9a24 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#36 0x00005557c9ac50af in ?? ()
#37 0x00007fcea56210b3 in __libc_start_main (main=0x5557c9ac3f30, argc=3, argv=0x7ffddbc0ea58, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffddbc0ea48) at ../csu/libc-start.c:308
#38 0x00005557c9ac57ce in ?? ()
[Inferior 1 (process 3973) detached]

Possible duplicates by query: bug 452259, bug 446675, bug 445525, bug 445028, bug 442897.

Reported using DrKonqi