Bug 413139

Summary: Hard lockup on screen lock
Product: [Plasma] plasmashell Reporter: Ciaran Gillespie <ciaran.gillespie>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: kde, plasma-bugs-null
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.17.0   
Target Milestone: 1.0   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Ciaran Gillespie 2019-10-18 11:39:41 UTC 
Application: plasmashell (5.17.0)
 (Compiled from sources)
Qt Version: 5.13.1
Frameworks Version: 5.63.0
Operating System: Linux 4.15.0-65-generic x86_64
Distribution: KDE neon User Edition 5.17

-- Information about the crash:
While I was sleeping, the lock screen crashed, showing the time of the crash and refusing input.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f32c3232800 (LWP 1586))]

Thread 28 (Thread 0x7f32467fc700 (LWP 1801)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5635485e15f0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5635485e15a0, cond=0x5635485e15c8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5635485e15c8, mutex=0x5635485e15a0) at pthread_cond_wait.c:655
#3  0x00007f32bd06bb0b in QWaitConditionPrivate::wait (deadline=..., this=0x5635485e15a0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x563547a52b60, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f32bd06be19 in QWaitCondition::wait (this=0x563547a52b68, mutex=0x563547a52b60, time=<optimized out>) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f32c108aec8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f32c108b2fa in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f32bd064b72 in QThreadPrivate::start (arg=0x563547a52ae0) at thread/qthread_unix.cpp:360
#9  0x00007f32b9f966db in start_thread (arg=0x7f32467fc700) at pthread_create.c:463
#10 0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7f322726f700 (LWP 1800)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5635486977ac) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563548697758, cond=0x563548697780) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563548697780, mutex=0x563548697758) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f322726f700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7f3246ffd700 (LWP 1790)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa79c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa748, cond=0x563547daa770) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa770, mutex=0x563547daa748) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3246ffd700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7f32477fe700 (LWP 1789)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa79c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa748, cond=0x563547daa770) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa770, mutex=0x563547daa748) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f32477fe700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f3247fff700 (LWP 1788)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa79c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa748, cond=0x563547daa770) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa770, mutex=0x563547daa748) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3247fff700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f3270ff9700 (LWP 1787)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa79c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa748, cond=0x563547daa770) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa770, mutex=0x563547daa748) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3270ff9700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f32717fa700 (LWP 1786)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa79c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa748, cond=0x563547daa770) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa770, mutex=0x563547daa748) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f32717fa700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f3271ffb700 (LWP 1785)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3271ffb700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f32727fc700 (LWP 1784)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f32727fc700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f3272ffd700 (LWP 1783)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3272ffd700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f32737fe700 (LWP 1782)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f32737fe700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f3273fff700 (LWP 1781)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa094) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3273fff700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f3278ff9700 (LWP 1780)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3278ff9700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f32797fa700 (LWP 1779)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f32797fa700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f3279ffb700 (LWP 1778)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3279ffb700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f327a7fc700 (LWP 1777)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f327a7fc700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f327affd700 (LWP 1776)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f327affd700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f327b7fe700 (LWP 1775)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f327b7fe700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f327bfff700 (LWP 1774)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547daa090) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547daa040, cond=0x563547daa068) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547daa068, mutex=0x563547daa040) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f327bfff700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f3290eea700 (LWP 1773)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547da8e58) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547da8e08, cond=0x563547da8e30) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547da8e30, mutex=0x563547da8e08) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3290eea700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f32916eb700 (LWP 1772)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547da8e58) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547da8e08, cond=0x563547da8e30) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547da8e30, mutex=0x563547da8e08) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f32916eb700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f3291eec700 (LWP 1771)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547da8e58) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547da8e08, cond=0x563547da8e30) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547da8e30, mutex=0x563547da8e08) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3291eec700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f32926ed700 (LWP 1770)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547da8e58) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547da8e08, cond=0x563547da8e30) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547da8e30, mutex=0x563547da8e08) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f32926ed700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f3293730700 (LWP 1769)):
#0  0x00007f32b9f9c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563547da5d10) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x563547da5cc0, cond=0x563547da5ce8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x563547da5ce8, mutex=0x563547da5cc0) at pthread_cond_wait.c:655
#3  0x00007f329d625a3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f329d6258a7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f32b9f966db in start_thread (arg=0x7f3293730700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f32a5ae1700 (LWP 1712)):
#0  0x00007f32b688a4b1 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f32b688ca63 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f32b688d4fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f32b688d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f32bd2a79db in QEventDispatcherGlib::processEvents (this=0x7f3298000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f32bd247eaa in QEventLoop::exec (this=this@entry=0x7f32a5ae0d80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#6  0x00007f32bd0633ca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#7  0x00007f32c0b31cb5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f32bd064b72 in QThreadPrivate::start (arg=0x563547bb1d40) at thread/qthread_unix.cpp:360
#9  0x00007f32b9f966db in start_thread (arg=0x7f32a5ae1700) at pthread_create.c:463
#10 0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f32a7b69700 (LWP 1604)):
#0  0x00007f32bc954bf9 in __GI___poll (fds=0x7f32a0004db0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f32b688d5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f32b688d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f32bd2a79db in QEventDispatcherGlib::processEvents (this=0x7f32a0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f32bd247eaa in QEventLoop::exec (this=this@entry=0x7f32a7b68d70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f32bd0633ca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f32be35b0e5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f32bd064b72 in QThreadPrivate::start (arg=0x7f32be5d2d80) at thread/qthread_unix.cpp:360
#8  0x00007f32b9f966db in start_thread (arg=0x7f32a7b69700) at pthread_create.c:463
#9  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f32addbb700 (LWP 1601)):
#0  0x00007f32bc954bf9 in __GI___poll (fds=0x7f32addbaca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f32c1c61747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f32c1c6336a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f32b078cf00 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f32bd064b72 in QThreadPrivate::start (arg=0x563547a2fcc0) at thread/qthread_unix.cpp:360
#5  0x00007f32b9f966db in start_thread (arg=0x7f32addbb700) at pthread_create.c:463
#6  0x00007f32bc96188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f32c3232800 (LWP 1586)):
[KCrash Handler]
#6  0x00007f32bd210dc0 in QSortFilterProxyModelPrivate::build_source_to_proxy_mapping (proxy_to_source=..., source_to_proxy=..., this=0x56354848a990) at itemmodels/qsortfilterproxymodel.cpp:1184
#7  0x00007f32bd215681 in QSortFilterProxyModelPrivate::sort (this=0x56354848a990) at itemmodels/qsortfilterproxymodel.cpp:615
#8  0x00007f3244110260 in Image::backgroundsFound (this=0x563548499f10) at ./wallpapers/image/image.cpp:641
#9  0x00007f32bd27a82f in QtPrivate::QSlotObjectBase::call (a=0x7ffd0befff50, r=0x563548499f10, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#10 QMetaObject::activate (sender=0x563548495940, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3789
#11 0x00007f32bd27b272 in QObject::event (this=0x563548495940, e=<optimized out>) at kernel/qobject.cpp:1260
#12 0x00007f32bebb0eac in QApplicationPrivate::notify_helper (this=this@entry=0x563547a08f90, receiver=receiver@entry=0x563548495940, e=e@entry=0x7f322c0457a0) at kernel/qapplication.cpp:3703
#13 0x00007f32bebb84b0 in QApplication::notify (this=0x7ffd0bf00670, receiver=0x563548495940, e=0x7f322c0457a0) at kernel/qapplication.cpp:3449
#14 0x00007f32bd249d48 in QCoreApplication::notifyInternal2 (receiver=0x563548495940, event=0x7f322c0457a0) at kernel/qcoreapplication.cpp:1095
#15 0x00007f32bd249f1e in QCoreApplication::sendEvent (receiver=<optimized out>, event=event@entry=0x7f322c0457a0) at kernel/qcoreapplication.cpp:1490
#16 0x00007f32bd24c667 in QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x5635479feb40) at kernel/qcoreapplication.cpp:1840
#17 0x00007f32bd24cbf8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1694
#18 0x00007f32bd2a83a3 in postEventSourceDispatch (s=0x563547a70ce0) at kernel/qeventdispatcher_glib.cpp:277
#19 0x00007f32b688d417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f32b688d650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f32b688d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f32bd2a79bf in QEventDispatcherGlib::processEvents (this=0x563547a6f270, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#23 0x00007f32bd247eaa in QEventLoop::exec (this=this@entry=0x7ffd0bf00520, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#24 0x00007f32bd251220 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1403
#25 0x0000563546f71cef in main (argc=<optimized out>, argv=<optimized out>) at ./shell/main.cpp:219

The reporter indicates this bug may be a duplicate of or related to bug 413018, bug 413099.

Possible duplicates by query: bug 413099, bug 413082, bug 413018, bug 413016, bug 412977.

Reported using DrKonqi
Comment 1 Kai Uwe Broulik 2019-10-18 11:40:30 UTC 

*** This bug has been marked as a duplicate of bug 413018 ***