Bug 416360

Summary: crash on start up
Product: [Applications] konqueror Reporter: kde bug <kdebug>
Component: generalAssignee: Konqueror Developers <konq-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: nate
Priority: NOR Keywords: drkonqi
Version: unspecified   
Target Milestone: ---   
Platform: unspecified   
OS: Linux   
Latest Commit: Version Fixed In:

Description kde bug 2020-01-17 00:50:53 UTC 
Application: kdeinit5 (5.0.97)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-74-generic x86_64
Distribution: Ubuntu 18.04.3 LTS

-- Information about the crash:
- What I was doing when the application crashed:
turn on computer, wait for plasma login,  enter password to login.
immediate crash after login.

The crash can be reproduced every time.

-- Backtrace:
Application: Konqueror (kdeinit5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f5596b22e40 (LWP 2450))]

Thread 22 (Thread 0x7f54fdffb700 (LWP 2581)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a234af16a8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55a234af1658, cond=0x55a234af1680) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55a234af1680, mutex=0x55a234af1658) at pthread_cond_wait.c:655
#3  0x00007f5562be4c95 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562be5177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562be5f11 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5592fee6db in start_thread (arg=0x7f54fdffb700) at pthread_create.c:463
#8  0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f54fe7fc700 (LWP 2579)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f5594baf474 in ___fprintf_chk (fp=0x7f5594e6a8b0 <_IO_stdfile_2_lock>, flag=1, format=0x7f556d8666a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f556d84e9ad in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f556d84eb44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f556d85046c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f556d846114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f5562bb5b0d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f5562be64d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f5592fee6db in start_thread (arg=0x7f54fe7fc700) at pthread_create.c:463
#12 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f54feffd700 (LWP 2578)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f54feffcb38) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f54feffcae8, cond=0x7f54feffcb10) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f54feffcb10, mutex=0x7f54feffcae8) at pthread_cond_wait.c:655
#3  0x00007f5562bda999 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562bda9c7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562bb54db in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f5562be64d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f5592fee6db in start_thread (arg=0x7f54feffd700) at pthread_create.c:463
#11 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f54ff7fe700 (LWP 2577)):
#0  0x00007f5592ff4ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f54ff7fdbe0, expected=0, futex_word=0x7f5540004044) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f54ff7fdc80, mutex=0x7f5540003ff0, cond=0x7f5540004018) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f5540004018, mutex=0x7f5540003ff0, abstime=0x7f54ff7fdc80) at pthread_cond_wait.c:667
#3  0x00007f5562c13652 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562be9799 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562be9cfb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5592fee6db in start_thread (arg=0x7f54ff7fe700) at pthread_create.c:463
#8  0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f54fffff700 (LWP 2576)):
#0  0x00007f5592ff4ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f54ffffebe0, expected=0, futex_word=0x7f5540004040) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f54ffffec80, mutex=0x7f5540003ff0, cond=0x7f5540004018) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f5540004018, mutex=0x7f5540003ff0, abstime=0x7f54ffffec80) at pthread_cond_wait.c:667
#3  0x00007f5562c13652 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562be9799 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562be9cfb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5592fee6db in start_thread (arg=0x7f54fffff700) at pthread_create.c:463
#8  0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f552cff9700 (LWP 2575)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a234af16a8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55a234af1658, cond=0x55a234af1680) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55a234af1680, mutex=0x55a234af1658) at pthread_cond_wait.c:655
#3  0x00007f5562be4c95 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562be5177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562be5f11 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5592fee6db in start_thread (arg=0x7f552cff9700) at pthread_create.c:463
#8  0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f552d7fa700 (LWP 2574)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f552d7f9b38) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f552d7f9ae8, cond=0x7f552d7f9b10) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f552d7f9b10, mutex=0x7f552d7f9ae8) at pthread_cond_wait.c:655
#3  0x00007f5562bda999 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562bda9c7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562bb54db in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f5562be64d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f5592fee6db in start_thread (arg=0x7f552d7fa700) at pthread_create.c:463
#11 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f552dffb700 (LWP 2573)):
#0  0x00007f5594b91bf9 in __GI___poll (fds=0x7f5514007030, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f5587978481 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f5587969e40 in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f558796a4d0 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f558796a560 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f55879783c9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f5587515318 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#7  0x00007f5592fee6db in start_thread (arg=0x7f552dffb700) at pthread_create.c:463
#8  0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f552e7fc700 (LWP 2572)):
#0  0x00007f5592ff4ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f552e7fb9d0, expected=0, futex_word=0x7f552e7fbb58) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f552e7fba70, mutex=0x7f552e7fbb08, cond=0x7f552e7fbb30) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f552e7fbb30, mutex=0x7f552e7fbb08, abstime=0x7f552e7fba70) at pthread_cond_wait.c:667
#3  0x00007f5562c13652 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562bda91e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562bb552b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f5562be64d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f5592fee6db in start_thread (arg=0x7f552e7fc700) at pthread_create.c:463
#11 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f552effd700 (LWP 2571)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a234afd568) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55a234afd4a8, cond=0x55a234afd540) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55a234afd540, mutex=0x55a234afd4a8) at pthread_cond_wait.c:655
#3  0x00007f556336c060 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562be5f11 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5592fee6db in start_thread (arg=0x7f552effd700) at pthread_create.c:463
#7  0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f552f7fe700 (LWP 2570)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f552f7fdb38) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f552f7fdae8, cond=0x7f552f7fdb10) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f552f7fdb10, mutex=0x7f552f7fdae8) at pthread_cond_wait.c:655
#3  0x00007f5562bda999 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562bda9c7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562bb54db in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f5562be64d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f5592fee6db in start_thread (arg=0x7f552f7fe700) at pthread_create.c:463
#11 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f552ffff700 (LWP 2569)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f5594baf474 in ___fprintf_chk (fp=0x7f5594e6a8b0 <_IO_stdfile_2_lock>, flag=1, format=0x7f556d8666a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f556d84e9ad in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f556d84eb44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f556d85046c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f556d846114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f5562bb5bf3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f556246c978 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f556246cf2b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f5562be6588 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f5592fee6db in start_thread (arg=0x7f552ffff700) at pthread_create.c:463
#14 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f554cff9700 (LWP 2568)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f554cff8758) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f554cff8708, cond=0x7f554cff8730) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f554cff8730, mutex=0x7f554cff8708) at pthread_cond_wait.c:655
#3  0x00007f5562bda999 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562bda9c7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562bb54db in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f556246c8c8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f556246cf1b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f5562be6588 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f5592fee6db in start_thread (arg=0x7f554cff9700) at pthread_create.c:463
#13 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f554d7fa700 (LWP 2567)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f554d7f9758) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f554d7f9708, cond=0x7f554d7f9730) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f554d7f9730, mutex=0x7f554d7f9708) at pthread_cond_wait.c:655
#3  0x00007f5562bda999 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562bda9c7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562bb54db in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f556246c818 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f556246cf0b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f5562be6588 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f5592fee6db in start_thread (arg=0x7f554d7fa700) at pthread_create.c:463
#13 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f554dffb700 (LWP 2566)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f554dffa758) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f554dffa708, cond=0x7f554dffa730) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f554dffa730, mutex=0x7f554dffa708) at pthread_cond_wait.c:655
#3  0x00007f5562bda999 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562bda9c7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562bb54db in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f556246c768 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f556246cefb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f5562be6588 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f5592fee6db in start_thread (arg=0x7f554dffb700) at pthread_create.c:463
#13 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f554e7fc700 (LWP 2565)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f5594baf474 in ___fprintf_chk (fp=0x7f5594e6a8b0 <_IO_stdfile_2_lock>, flag=1, format=0x7f556d8666a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f556d84e9ad in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f556d84eb44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f556d85046c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f556d846114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f5562bb5b0d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f556246c6b8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f556246ceeb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f5562be6588 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f5592fee6db in start_thread (arg=0x7f554e7fc700) at pthread_create.c:463
#14 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f554effd700 (LWP 2564)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f554effc758) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f554effc708, cond=0x7f554effc730) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f554effc730, mutex=0x7f554effc708) at pthread_cond_wait.c:655
#3  0x00007f5562bda999 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f5562bda9c7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f5562bb54db in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f556246c608 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f556246cedb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f5562be6588 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f5592fee6db in start_thread (arg=0x7f554effd700) at pthread_create.c:463
#13 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f554f7fe700 (LWP 2563)):
#0  0x00007f5594b8d187 in __GI___libc_write (fd=2, buf=0x7f554f7faec0, nbytes=39) at ../sysdeps/unix/sysv/linux/write.c:27
#1  0x00007f5594b081bd in _IO_new_file_write (f=0x7f5594e69680 <_IO_2_1_stderr_>, data=0x7f554f7faec0, n=39) at fileops.c:1203
#2  0x00007f5594b08b2f in new_do_write (to_do=<optimized out>, data=0x7f554f7faec0 "[warn] epoll_wait: Bad file descriptor\n", fp=0x7f5594e69680 <_IO_2_1_stderr_>) at fileops.c:457
#3  _IO_new_file_xsputn (f=0x7f5594e69680 <_IO_2_1_stderr_>, data=<optimized out>, n=39) at fileops.c:1277
#4  0x00007f5594adb707 in buffered_vfprintf (s=s@entry=0x7f5594e69680 <_IO_2_1_stderr_>, format=format@entry=0x7f556d8666a8 "[%s] %s\n", args=args@entry=0x7f554f7fd480) at vfprintf.c:2350
#5  0x00007f5594ad8726 in _IO_vfprintf_internal (s=s@entry=0x7f5594e69680 <_IO_2_1_stderr_>, format=0x7f556d8666a8 "[%s] %s\n", ap=ap@entry=0x7f554f7fd480) at vfprintf.c:1301
#6  0x00007f5594baf4c6 in ___fprintf_chk (fp=0x7f5594e69680 <_IO_2_1_stderr_>, flag=1, format=<optimized out>) at fprintf_chk.c:35
#7  0x00007f556d84e9ad in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007f556d84eb44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#9  0x00007f556d85046c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#10 0x00007f556d846114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#11 0x00007f5562bb5b0d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f5562bb1da8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f5562bce77b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007f5562be64d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007f5562be25eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007f5592fee6db in start_thread (arg=0x7f554f7fe700) at pthread_create.c:463
#17 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f5574da0700 (LWP 2519)):
#0  0x00007f5594b8d0b4 in __GI___libc_read (fd=8, buf=0x7f5574d9fbe0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f55913c92d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f55913840b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5591384570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f55913846dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f559515199b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f55950f69fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f5594f1523a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f558d2afd45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f5594f1a17d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f5592fee6db in start_thread (arg=0x7f5574da0700) at pthread_create.c:463
#11 0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f5576de9700 (LWP 2500)):
#0  0x00007f5592ff49f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a2344baa48) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55a2344ba9f8, cond=0x55a2344baa20) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55a2344baa20, mutex=0x55a2344ba9f8) at pthread_cond_wait.c:655
#3  0x00007f55775992cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f5577598ff7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f5592fee6db in start_thread (arg=0x7f5576de9700) at pthread_create.c:463
#6  0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f558006e700 (LWP 2499)):
#0  0x00007f5594b91bf9 in __GI___poll (fds=0x7f558006dd28, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f5595f78747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f5595f7a36a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f55827f15e9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f5594f1a17d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f5592fee6db in start_thread (arg=0x7f558006e700) at pthread_create.c:463
#6  0x00007f5594b9e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f5596b22e40 (LWP 2450)):
[KCrash Handler]
#6  0x00007f5585ce2e78 in KonqView::url() const () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#7  0x00007f5585d18687 in KonqMainWindow::isPreloaded() const () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#8  0x00007f5585d4dce9 in KonqSessionManager::saveCurrentSessionToFile(KConfig*, QList<KonqMainWindow*> const&) () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#9  0x00007f5585d4df95 in KonqSessionManager::autoSaveSession() () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#10 0x00007f5595127645 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f55951340b7 in QTimer::timeout(QTimer::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f5595134418 in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f559512816b in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f559355d83c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f5593565104 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f55950f89c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f5595150e1e in QTimerInfoList::activateTimers() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f55951515e1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f5591384417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f5591384650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f55913846dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f559515197f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f55956b1fb8 in QGuiApplication::sync() () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#24 0x00007f556e90030d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineWidgets.so.5
#25 0x00007f55622230b8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#26 0x00007f556224f61b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#27 0x00007f5562246f4b in QtWebEngineCore::WebContentsAdapter::load(QWebEngineHttpRequest const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#28 0x00007f556224737e in QtWebEngineCore::WebContentsAdapter::load(QUrl const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#29 0x00007f556eb3d15b in ?? () from /usr/lib/x86_64-linux-gnu/libkwebenginepartlib.so
#30 0x00007f556eb33581 in WebEnginePart::openUrl(QUrl const&) () from /usr/lib/x86_64-linux-gnu/libkwebenginepartlib.so
#31 0x00007f556eb3b4fc in WebEngineBrowserExtension::restoreState(QDataStream&) () from /usr/lib/x86_64-linux-gnu/libkwebenginepartlib.so
#32 0x00007f5585ceb179 in KonqView::restoreHistory() () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#33 0x00007f5585ceba16 in KonqView::loadHistoryConfig(KConfigGroup const&, QString const&) () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#34 0x00007f5585cf004b in KonqViewManager::loadItem(KConfigGroup const&, KonqFrameContainerBase*, QString const&, QUrl const&, bool, QUrl const&, QString const&, bool, int) () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#35 0x00007f5585cf0691 in KonqViewManager::loadItem(KConfigGroup const&, KonqFrameContainerBase*, QString const&, QUrl const&, bool, QUrl const&, QString const&, bool, int) () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#36 0x00007f5585cf1080 in KonqViewManager::loadRootItem(KConfigGroup const&, KonqFrameContainerBase*, QUrl const&, bool, QUrl const&, QString const&, bool, int) () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#37 0x00007f5585cf25e3 in KonqViewManager::loadViewConfigFromGroup(KConfigGroup const&, QString const&, QUrl const&, KonqOpenURLRequest const&, bool) () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#38 0x00007f5585d29e00 in KonqMainWindow::readProperties(KConfigGroup const&) () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#39 0x00007f558b7cdb88 in KMainWindow::readPropertiesInternal(KConfig*, int) () from /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#40 0x00007f558b7cdbd2 in KMainWindow::restore(int, bool) () from /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#41 0x00007f5585d5e51c in kdemain () from /usr/lib/x86_64-linux-gnu/libkdeinit5_konqueror.so
#42 0x000055a23326569d in ?? ()
#43 0x000055a233266c8b in ?? ()
#44 0x000055a23326751b in ?? ()
#45 0x000055a23326200c in ?? ()
#46 0x00007f5594a9eb97 in __libc_start_main (main=0x55a2332616c0, argc=5, argv=0x7ffd2a99cda8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd2a99cd98) at ../csu/libc-start.c:310
#47 0x000055a233262c7a in _start ()

Possible duplicates by query: bug 411826, bug 408356, bug 406126.

Reported using DrKonqi
Comment 1 Christoph Feck 2020-01-21 23:01:35 UTC 

*** This bug has been marked as a duplicate of bug 384376 ***