Bug 506851

Summary: Crashes upon opening combo box
Product: [Applications] okular Reporter: poomklao
Component: generalAssignee: Okular developers <okular-devel>
Status: RESOLVED FIXED    
Severity: crash CC: aacid
Priority: NOR Keywords: drkonqi
Version First Reported In: 25.04.3   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: https://invent.kde.org/graphics/okular/-/commit/2da76548cc37987af55a6181b0e9cfe0b2eafbd7 Version Fixed In:
Sentry Crash Report: https://crash-reports.kde.org/organizations/kde/issues/214122/events/a05817098b2f4a2e92ab893b2556da47/

Description poomklao 2025-07-10 08:36:38 UTC 
Application: okular (25.04.3)

ApplicationNotResponding [ANR]: false
Qt Version: 6.9.0
Frameworks Version: 6.15.0
Operating System: Linux 6.11.0-29-generic x86_64
Windowing System: X11
Distribution: KDE neon User Edition
DrKonqi: 6.4.2 [CoredumpBackend]

-- Information about the crash:
Okular CTDs when clicking on a combo box inside a PDF form.

The crash can be reproduced every time.

-- Backtrace:
Application: Okular (okular), signal: Aborted


warning: Can't open file /memfd:xorg (deleted) during file-backed mapping note processing

warning: Can't open file /memfd:JSGCHeap:QtQml (deleted) during file-backed mapping note processing

warning: Can't open file /memfd:JSVMStack:QtQml (deleted) during file-backed mapping note processing

warning: Can't open file /memfd:unknown-usage:QtQml (deleted) during file-backed mapping note processing

warning: Can't open file /var/cache/nscd/passwd during file-backed mapping note processing

warning: Can't open file anon_inode:i915.gem which was expanded to anon_inode:i915.gem during file-backed mapping note processing
[New LWP 506488]
[New LWP 506544]
[New LWP 506548]
[New LWP 506546]
[New LWP 506489]
[New LWP 506543]
[New LWP 506547]
[New LWP 506490]
[New LWP 506491]
[New LWP 506545]
[New LWP 506492]
[New LWP 506549]

This GDB supports auto-downloading debuginfo from the following URLs:
  <https://debuginfod.neon.kde.org/>
  <https://debuginfod.ubuntu.com/>
Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
Debuginfod has been disabled.
To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/okular /home/parnikkapore/Documents/Sync portal/ep-and-s-pass-candidat'.
Program terminated with signal SIGABRT, Aborted.
#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:44

warning: 44	./nptl/pthread_kill.c: No such file or directory
[Current thread is 1 (Thread 0x7ca1a7566d00 (LWP 506488))]
Cannot QML trace cores :(
add symbol table from file "/lib/x86_64-linux-gnu/libc.so.6"
add symbol table from file "/lib/x86_64-linux-gnu/libKF6Crash.so.6"
add symbol table from file "/lib/x86_64-linux-gnu/libstdc++.so.6"
add symbol table from file "/lib/x86_64-linux-gnu/libOkular6Core.so.3"
add symbol table from file "/usr/lib/x86_64-linux-gnu/qt6/plugins/kf6/parts/okularpart.so"
add symbol table from file "/lib/x86_64-linux-gnu/libQt6Core.so.6"
add symbol table from file "/lib/x86_64-linux-gnu/libQt6Widgets.so.6"
add symbol table from file "/lib/x86_64-linux-gnu/libQt6Gui.so.6"
add symbol table from file "/lib/x86_64-linux-gnu/libQt6XcbQpa.so.6"
warning: could not find '.gnu_debugaltlink' file for /lib/x86_64-linux-gnu/libglib-2.0.so.0
add symbol table from file "/lib/x86_64-linux-gnu/libglib-2.0.so.0"
warning: could not find '.gnu_debugaltlink' file for /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.8000.0
add symbol table from file "/usr/bin/okular"
add symbol table from file "/lib/x86_64-linux-gnu/libgallium-24.2.8-1ubuntu1~24.04.1.so"
add symbol table from file "/lib/x86_64-linux-gnu/libQt6DBus.so.6"
add symbol table from file "/lib/x86_64-linux-gnu/libxcb.so.1"
[Current thread is 1 (Thread 0x7ca1a7566d00 (LWP 506488))]

Thread 12 (Thread 0x7ca16afd36c0 (LWP 506549)):
#0  0x00007ca1ac91b4cd in __GI___poll (fds=0x6053436adf60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ca1ab72268e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ca1ab6c2a63 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ca1ad260b3f in QEventDispatcherGlib::processEvents (this=0x7ca164000b70, flags=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#4  0x00007ca1ad4bb4bb in QEventLoop::exec (this=0x7ca16afd2850, flags=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/global/qflags.h:77
#5  0x00007ca1ad3c9627 in QThread::exec (this=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/global/qflags.h:77
#6  0x00007ca1ad38fa39 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:433
#7  (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:365
#8  QThreadPrivate::start (arg=0x6053427b01d0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:393
#9  0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#10 0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 11 (Thread 0x7ca19cebd6c0 (LWP 506492)):
#0  0x00007ca1ac898d71 in __futex_abstimed_wait_common64 (private=<optimized out>, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x605340eff518) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=<optimized out>, abstime=0x0, clockid=<optimized out>, expected=0, futex_word=0x605340eff518) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=0x605340eff518, expected=0, clockid=<optimized out>, abstime=0x0, private=<optimized out>) at ./nptl/futex-internal.c:139
#3  0x00007ca1ac89b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x605340eff4c0, cond=0x605340eff4f0) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x605340eff4f0, mutex=0x605340eff4c0) at ./nptl/pthread_cond_wait.c:627
#5  0x00007ca19d95040d in ?? () from /lib/x86_64-linux-gnu/libgallium-24.2.8-1ubuntu1~24.04.1.so
#6  0x00007ca19d92ed0b in ?? () from /lib/x86_64-linux-gnu/libgallium-24.2.8-1ubuntu1~24.04.1.so
#7  0x00007ca19d95033c in ?? () from /lib/x86_64-linux-gnu/libgallium-24.2.8-1ubuntu1~24.04.1.so
#8  0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#9  0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 10 (Thread 0x7ca18a42c6c0 (LWP 506545)):
#0  0x00007ca1ac898d71 in __futex_abstimed_wait_common64 (private=<optimized out>, cancel=true, abstime=0x7ca18a42b7a0, op=137, expected=0, futex_word=0x6053410cc8b0) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=<optimized out>, abstime=0x7ca18a42b7a0, clockid=<optimized out>, expected=0, futex_word=0x6053410cc8b0) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=0x6053410cc8b0, expected=0, clockid=<optimized out>, abstime=0x7ca18a42b7a0, private=<optimized out>) at ./nptl/futex-internal.c:139
#3  0x00007ca1ac89bc8e in __pthread_cond_wait_common (abstime=0x7ca18a42b7a0, clockid=1, mutex=0x6053410cc860, cond=0x6053410cc888) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_timedwait64 (cond=0x6053410cc888, mutex=0x6053410cc860, abstime=0x7ca18a42b7a0) at ./nptl/pthread_cond_wait.c:652
#5  0x00007ca1ad39672c in QWaitConditionPrivate::wait_relative (deadline=..., this=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:57
#6  QWaitConditionPrivate::wait (deadline=..., this=0x6053410cc860) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:65
#7  QWaitCondition::wait (this=<optimized out>, mutex=0x6053410dc068, deadline=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:145
#8  0x00007ca1ad390b26 in QThreadPoolThread::run (this=0x6053414921b0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthreadpool.cpp:119
#9  0x00007ca1ad38fa39 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:433
#10 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:365
#11 QThreadPrivate::start (arg=0x6053414921b0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:393
#12 0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 9 (Thread 0x7ca19d6be6c0 (LWP 506491)):
#0  0x00007ca1ac898d71 in __futex_abstimed_wait_common64 (private=<optimized out>, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x605340d52848) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=<optimized out>, abstime=0x0, clockid=<optimized out>, expected=0, futex_word=0x605340d52848) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=0x605340d52848, expected=0, clockid=<optimized out>, abstime=0x0, private=<optimized out>) at ./nptl/futex-internal.c:139
#3  0x00007ca1ac89b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x605340d527f0, cond=0x605340d52820) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x605340d52820, mutex=0x605340d527f0) at ./nptl/pthread_cond_wait.c:627
#5  0x00007ca19d95040d in ?? () from /lib/x86_64-linux-gnu/libgallium-24.2.8-1ubuntu1~24.04.1.so
#6  0x00007ca19d92ed0b in ?? () from /lib/x86_64-linux-gnu/libgallium-24.2.8-1ubuntu1~24.04.1.so
#7  0x00007ca19d95033c in ?? () from /lib/x86_64-linux-gnu/libgallium-24.2.8-1ubuntu1~24.04.1.so
#8  0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#9  0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 8 (Thread 0x7ca1a62aa6c0 (LWP 506490)):
#0  0x00007ca1ac91b4cd in __GI___poll (fds=0x7ca1a62a9748, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ca1adec68ca in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ca1adec828c in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007ca1a6bc0056 in QXcbEventQueue::run (this=0x605340d3e2d0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/plugins/platforms/xcb/qxcbeventqueue.cpp:192
#4  0x00007ca1ad38fa39 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:433
#5  (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:365
#6  QThreadPrivate::start (arg=0x605340d3e2d0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:393
#7  0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#8  0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 7 (Thread 0x7ca1893ac6c0 (LWP 506547)):
#0  0x00007ca1ac898d71 in __futex_abstimed_wait_common64 (private=<optimized out>, cancel=true, abstime=0x7ca1893ab7a0, op=137, expected=0, futex_word=0x60534135c910) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=<optimized out>, abstime=0x7ca1893ab7a0, clockid=<optimized out>, expected=0, futex_word=0x60534135c910) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=0x60534135c910, expected=0, clockid=<optimized out>, abstime=0x7ca1893ab7a0, private=<optimized out>) at ./nptl/futex-internal.c:139
#3  0x00007ca1ac89bc8e in __pthread_cond_wait_common (abstime=0x7ca1893ab7a0, clockid=1, mutex=0x60534135c8c0, cond=0x60534135c8e8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_timedwait64 (cond=0x60534135c8e8, mutex=0x60534135c8c0, abstime=0x7ca1893ab7a0) at ./nptl/pthread_cond_wait.c:652
#5  0x00007ca1ad39672c in QWaitConditionPrivate::wait_relative (deadline=..., this=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:57
#6  QWaitConditionPrivate::wait (deadline=..., this=0x60534135c8c0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:65
#7  QWaitCondition::wait (this=<optimized out>, mutex=0x6053410dc068, deadline=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:145
#8  0x00007ca1ad390b26 in QThreadPoolThread::run (this=0x6053412d9740) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthreadpool.cpp:119
#9  0x00007ca1ad38fa39 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:433
#10 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:365
#11 QThreadPrivate::start (arg=0x6053412d9740) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:393
#12 0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 6 (Thread 0x7ca18bfff6c0 (LWP 506543)):
#0  0x00007ca1ac898d71 in __futex_abstimed_wait_common64 (private=<optimized out>, cancel=true, abstime=0x7ca18bffe7a0, op=137, expected=0, futex_word=0x6053410985c0) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=<optimized out>, abstime=0x7ca18bffe7a0, clockid=<optimized out>, expected=0, futex_word=0x6053410985c0) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=0x6053410985c0, expected=0, clockid=<optimized out>, abstime=0x7ca18bffe7a0, private=<optimized out>) at ./nptl/futex-internal.c:139
#3  0x00007ca1ac89bc8e in __pthread_cond_wait_common (abstime=0x7ca18bffe7a0, clockid=1, mutex=0x605341098570, cond=0x605341098598) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_timedwait64 (cond=0x605341098598, mutex=0x605341098570, abstime=0x7ca18bffe7a0) at ./nptl/pthread_cond_wait.c:652
#5  0x00007ca1ad39672c in QWaitConditionPrivate::wait_relative (deadline=..., this=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:57
#6  QWaitConditionPrivate::wait (deadline=..., this=0x605341098570) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:65
#7  QWaitCondition::wait (this=<optimized out>, mutex=0x6053410dc068, deadline=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:145
#8  0x00007ca1ad390b26 in QThreadPoolThread::run (this=0x605341550250) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthreadpool.cpp:119
#9  0x00007ca1ad38fa39 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:433
#10 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:365
#11 QThreadPrivate::start (arg=0x605341550250) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:393
#12 0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 5 (Thread 0x7ca1a6aab6c0 (LWP 506489)):
#0  0x00007ca1ac91b4cd in __GI___poll (fds=0x605340cf3040, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ca1ab72268e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ca1ab6c2a63 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ca1ad260b3f in QEventDispatcherGlib::processEvents (this=0x7ca1a0000b70, flags=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#4  0x00007ca1ad4bb4bb in QEventLoop::exec (this=0x7ca1a6aaa800, flags=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/global/qflags.h:77
#5  0x00007ca1ad3c9627 in QThread::exec (this=this@entry=0x7ca1aebc1540 <QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager> >::instance()::holder>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/global/qflags.h:77
#6  0x00007ca1aeba3b3d in QDBusConnectionManager::run (this=0x7ca1aebc1540 <QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager> >::instance()::holder>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/dbus/qdbusconnectionmanager.cpp:144
#7  0x00007ca1ad38fa39 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:433
#8  (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:365
#9  QThreadPrivate::start (arg=0x7ca1aebc1540 <QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager> >::instance()::holder>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:393
#10 0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#11 0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 4 (Thread 0x7ca189bad6c0 (LWP 506546)):
#0  0x00007ca1ac898d71 in __futex_abstimed_wait_common64 (private=<optimized out>, cancel=true, abstime=0x7ca189bac7a0, op=137, expected=0, futex_word=0x605341ae7154) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=<optimized out>, abstime=0x7ca189bac7a0, clockid=<optimized out>, expected=0, futex_word=0x605341ae7154) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=0x605341ae7154, expected=0, clockid=<optimized out>, abstime=0x7ca189bac7a0, private=<optimized out>) at ./nptl/futex-internal.c:139
#3  0x00007ca1ac89bc8e in __pthread_cond_wait_common (abstime=0x7ca189bac7a0, clockid=1, mutex=0x605341ae7100, cond=0x605341ae7128) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_timedwait64 (cond=0x605341ae7128, mutex=0x605341ae7100, abstime=0x7ca189bac7a0) at ./nptl/pthread_cond_wait.c:652
#5  0x00007ca1ad39672c in QWaitConditionPrivate::wait_relative (deadline=..., this=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:57
#6  QWaitConditionPrivate::wait (deadline=..., this=0x605341ae7100) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:65
#7  QWaitCondition::wait (this=<optimized out>, mutex=0x6053410dc068, deadline=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:145
#8  0x00007ca1ad390b26 in QThreadPoolThread::run (this=0x605341384040) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthreadpool.cpp:119
#9  0x00007ca1ad38fa39 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:433
#10 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:365
#11 QThreadPrivate::start (arg=0x605341384040) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:393
#12 0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 3 (Thread 0x7ca188bab6c0 (LWP 506548)):
#0  0x00007ca1ac898d71 in __futex_abstimed_wait_common64 (private=<optimized out>, cancel=true, abstime=0x7ca188baa7a0, op=137, expected=0, futex_word=0x60534132ce20) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=<optimized out>, abstime=0x7ca188baa7a0, clockid=<optimized out>, expected=0, futex_word=0x60534132ce20) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=0x60534132ce20, expected=0, clockid=<optimized out>, abstime=0x7ca188baa7a0, private=<optimized out>) at ./nptl/futex-internal.c:139
#3  0x00007ca1ac89bc8e in __pthread_cond_wait_common (abstime=0x7ca188baa7a0, clockid=1, mutex=0x60534132cdd0, cond=0x60534132cdf8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_timedwait64 (cond=0x60534132cdf8, mutex=0x60534132cdd0, abstime=0x7ca188baa7a0) at ./nptl/pthread_cond_wait.c:652
#5  0x00007ca1ad39672c in QWaitConditionPrivate::wait_relative (deadline=..., this=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:57
#6  QWaitConditionPrivate::wait (deadline=..., this=0x60534132cdd0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:65
#7  QWaitCondition::wait (this=<optimized out>, mutex=0x6053410dc068, deadline=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:145
#8  0x00007ca1ad390b26 in QThreadPoolThread::run (this=0x6053414da730) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthreadpool.cpp:119
#9  0x00007ca1ad38fa39 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:433
#10 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:365
#11 QThreadPrivate::start (arg=0x6053414da730) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:393
#12 0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 2 (Thread 0x7ca18b7fe6c0 (LWP 506544)):
#0  0x00007ca1ac898d71 in __futex_abstimed_wait_common64 (private=<optimized out>, cancel=true, abstime=0x7ca18b7fd7a0, op=137, expected=0, futex_word=0x6053412cfa30) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=<optimized out>, abstime=0x7ca18b7fd7a0, clockid=<optimized out>, expected=0, futex_word=0x6053412cfa30) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=0x6053412cfa30, expected=0, clockid=<optimized out>, abstime=0x7ca18b7fd7a0, private=<optimized out>) at ./nptl/futex-internal.c:139
#3  0x00007ca1ac89bc8e in __pthread_cond_wait_common (abstime=0x7ca18b7fd7a0, clockid=1, mutex=0x6053412cf9e0, cond=0x6053412cfa08) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_timedwait64 (cond=0x6053412cfa08, mutex=0x6053412cf9e0, abstime=0x7ca18b7fd7a0) at ./nptl/pthread_cond_wait.c:652
#5  0x00007ca1ad39672c in QWaitConditionPrivate::wait_relative (deadline=..., this=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:57
#6  QWaitConditionPrivate::wait (deadline=..., this=0x6053412cf9e0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:65
#7  QWaitCondition::wait (this=<optimized out>, mutex=0x6053410dc068, deadline=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qwaitcondition_unix.cpp:145
#8  0x00007ca1ad390b26 in QThreadPoolThread::run (this=0x6053413e7900) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthreadpool.cpp:119
#9  0x00007ca1ad38fa39 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:433
#10 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:365
#11 QThreadPrivate::start (arg=0x6053413e7900) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/thread/qthread_unix.cpp:393
#12 0x00007ca1ac89caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ca1ac929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 1 (Thread 0x7ca1a7566d00 (LWP 506488)):
[KCrash Handler]
#6  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:44
#7  __pthread_kill_internal (signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:78
#8  __GI___pthread_kill (threadid=<optimized out>, signo=6) at ./nptl/pthread_kill.c:89
#9  0x00007ca1ac84527e in __GI_raise (sig=6) at ../sysdeps/posix/raise.c:26
#10 0x00007ca1ac8288ff in __GI_abort () at ./stdlib/abort.c:79
#11 0x00007ca1acca5ff5 in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6
#12 0x00007ca1accbb0da in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6
#13 0x00007ca1acca5a55 in std::terminate() () from /lib/x86_64-linux-gnu/libstdc++.so.6
#14 0x00007ca1accbb391 in __cxa_throw () from /lib/x86_64-linux-gnu/libstdc++.so.6
#15 0x00007ca1acca94a0 in std::__throw_out_of_range_fmt(char const*, ...) () from /lib/x86_64-linux-gnu/libstdc++.so.6
#16 0x00007ca19c56922c in Okular::DocumentPrivate::evaluateKeystrokeEventChange(QString const&, QString const&, int, int) () from /lib/x86_64-linux-gnu/libOkular6Core.so.3
#17 0x00007ca19c56cb31 in Okular::Document::processKeystrokeAction(Okular::Action const*, Okular::FormField*, QVariant const&, int, int) () from /lib/x86_64-linux-gnu/libOkular6Core.so.3
#18 0x00007ca19c33924c in ComboEdit::slotValueChanged (this=0x605341d261b0) at /usr/src/okular-4:25.04.3-0zneon+24.04+noble+release+build25/part/formwidgets.cpp:1115
#19 0x00007ca1ad477a99 in QtPrivate::QSlotObjectBase::call (a=<optimized out>, r=<optimized out>, this=<optimized out>, this=<optimized out>, r=<optimized out>, a=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qobjectdefs_impl.h:461
#20 doActivate<false> (sender=0x605341d261b0, signal_index=7, argv=0x7ffecced6ce0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qobject.cpp:4138
#21 0x00007ca1ae5be519 in QMetaObject::activate<void, QString> (ret=<optimized out>, local_signal_index=<optimized out>, mo=<optimized out>, sender=<optimized out>, sender=<optimized out>, mo=<optimized out>, local_signal_index=<optimized out>, ret=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qobjectdefs.h:306
#22 QComboBox::editTextChanged (this=<optimized out>, _t1=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/obj-x86_64-linux-gnu/src/widgets/Widgets_autogen/include/moc_qcombobox.cpp:337
#23 0x00007ca1ad477a99 in QtPrivate::QSlotObjectBase::call (a=<optimized out>, r=<optimized out>, this=<optimized out>, this=<optimized out>, r=<optimized out>, a=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qobjectdefs_impl.h:461
#24 doActivate<false> (sender=0x605341d26800, signal_index=7, argv=0x7ffecced6de0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qobject.cpp:4138
#25 0x00007ca1ae4c3479 in QMetaObject::activate<void, QString> (ret=<optimized out>, local_signal_index=<optimized out>, mo=<optimized out>, sender=<optimized out>, sender=<optimized out>, mo=<optimized out>, local_signal_index=<optimized out>, ret=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qobjectdefs.h:306
#26 QLineEdit::textChanged (this=<optimized out>, _t1=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/obj-x86_64-linux-gnu/src/widgets/Widgets_autogen/include/moc_qlineedit.cpp:333
#27 0x00007ca1ad477a99 in QtPrivate::QSlotObjectBase::call (a=<optimized out>, r=<optimized out>, this=<optimized out>, this=<optimized out>, r=<optimized out>, a=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qobjectdefs_impl.h:461
#28 doActivate<false> (sender=0x60534276d3a0, signal_index=6, argv=0x7ffecced6ee0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qobject.cpp:4138
#29 0x00007ca1ae4ce26c in QMetaObject::activate<void, QString> (ret=<optimized out>, local_signal_index=<optimized out>, mo=<optimized out>, sender=<optimized out>, sender=<optimized out>, mo=<optimized out>, local_signal_index=<optimized out>, ret=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qobjectdefs.h:306
#30 QWidgetLineControl::textChanged (this=<optimized out>, _t1=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/obj-x86_64-linux-gnu/src/widgets/Widgets_autogen/include/moc_qwidgetlinecontrol_p.cpp:210
#31 0x00007ca1ae4c70a7 in QWidgetLineControl::finishChange (this=this@entry=0x60534276d3a0, validateFromState=validateFromState@entry=-1, update=update@entry=true, edited=edited@entry=false) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/widgets/qwidgetlinecontrol.cpp:715
#32 0x00007ca1ae4c805d in QWidgetLineControl::internalSetText (this=0x60534276d3a0, txt=..., pos=<optimized out>, edited=false) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/widgets/qwidgetlinecontrol.cpp:751
#33 0x00007ca1ae5b7043 in QComboBoxPrivate::setCurrentIndex (this=this@entry=0x6053412846c0, mi=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/widgets/qcombobox.cpp:2198
#34 0x00007ca1ae5b7483 in QComboBox::setCurrentIndex (this=<optimized out>, index=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/widgets/qcombobox.cpp:2170
#35 0x00007ca1ae5c64f9 in QComboBox::wheelEvent (this=<optimized out>, e=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/widgets/qcombobox.cpp:3431
#36 0x00007ca1ae6494bb in QWidget::event (this=0x605341d261b0, event=0x7ffecced7530) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/kernel/qwidget.cpp:8982
#37 0x00007ca1ae60551d in QApplicationPrivate::notify_helper (this=this@entry=0x605340cffeb0, receiver=receiver@entry=0x605341d261b0, e=e@entry=0x7ffecced7530) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/kernel/qapplication.cpp:3301
#38 0x00007ca1ae60a702 in QApplication::notify (this=<optimized out>, receiver=<optimized out>, e=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/kernel/qapplication.cpp:2897
#39 0x00007ca1ad4b0dd0 in QCoreApplication::notifyInternal2 (receiver=0x605341d261b0, event=0x7ffecced76b0) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qcoreapplication.cpp:1106
#40 0x00007ca1ad4b0e0a in QCoreApplication::forwardEvent (receiver=<optimized out>, event=<optimized out>, originatingEvent=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qcoreapplication.cpp:1121
#41 0x00007ca1ae65a988 in QWidgetWindow::handleWheelEvent (event=0x7ffecced7830, this=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/kernel/qwidgetwindow.cpp:932
#42 QWidgetWindow::event (this=<optimized out>, event=0x7ffecced7830) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/kernel/qwidgetwindow.cpp:319
#43 0x00007ca1ae60551d in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x6053412a70f0, e=0x7ffecced7830) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/kernel/qapplication.cpp:3301
#44 0x00007ca1ad4b0dd0 in QCoreApplication::notifyInternal2 (receiver=0x6053412a70f0, event=0x7ffecced7830) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qcoreapplication.cpp:1106
#45 0x00007ca1ad4b143d in QCoreApplication::sendSpontaneousEvent (receiver=<optimized out>, event=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qcoreapplication.cpp:1560
#46 0x00007ca1ad8e52ca in QGuiApplicationPrivate::processWheelEvent (e=0x6053484f7a90) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/gui/kernel/qguiapplication.cpp:2563
#47 0x00007ca1ad94788c in QWindowSystemInterface::sendWindowSystemEvents (flags=flags@entry=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/gui/kernel/qwindowsysteminterface.cpp:1113
#48 0x00007ca1a6bc3196 in xcbSourceDispatch (source=<optimized out>) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/plugins/platforms/xcb/qxcbeventdispatcher.cpp:57
#49 0x00007ca1ab6c35c5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#50 0x00007ca1ab722737 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007ca1ab6c2a63 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007ca1ad260b3f in QEventDispatcherGlib::processEvents (this=0x605340e5ede0, flags=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#53 0x00007ca1ad4bb4bb in QEventLoop::exec (this=0x7ffecced7b20, flags=...) at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/global/qflags.h:77
#54 0x00007ca1ad4b405f in QCoreApplication::exec () at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/corelib/global/qflags.h:77
#55 0x00007ca1ad8dd49d in QGuiApplication::exec () at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/gui/kernel/qguiapplication.cpp:1993
#56 0x00007ca1ae602209 in QApplication::exec () at /usr/src/qt6-base-6.9.0-0zneon+24.04+noble+release+build112/src/widgets/kernel/qapplication.cpp:2568
#57 0x0000605313f49137 in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/okular-4:25.04.3-0zneon+24.04+noble+release+build25/shell/main.cpp:123

Reported using DrKonqi
Comment 1 Albert Astals Cid 2025-07-10 18:21:22 UTC 
Is the document that causes this crash something you can share?
Comment 2 poomklao 2025-07-10 23:56:19 UTC 
Sure, it's this one:

https://www.mom.gov.sg/-/media/mom/documents/work-passes-and-permits/ep-and-s-pass-candidate-form.pdf

On 10 July 2025 18:21:22 UTC, Albert Astals Cid <bugzilla_noreply@kde.org> wrote:
>https://bugs.kde.org/show_bug.cgi?id=506851
>
>Albert Astals Cid <aacid@kde.org> changed:
>
>           What    |Removed                     |Added
>----------------------------------------------------------------------------
>                 CC|                            |aacid@kde.org
>             Status|REPORTED                    |NEEDSINFO
>         Resolution|---                         |WAITINGFORINFO
>
>--- Comment #1 from Albert Astals Cid <aacid@kde.org> ---
>Is the document that causes this crash something you can share?
>
Comment 4 Albert Astals Cid 2025-07-23 08:01:49 UTC 
Git commit a87a09c96e6d09b0cd00788e77780ef0c598b25f by Albert Astals Cid.
Committed on 23/07/2025 at 07:43.
Pushed by aacid into branch 'master'.

Fix crash in DocumentPrivate::evaluateKeystrokeEventChange

M  +5    -2    core/document.cpp

https://invent.kde.org/graphics/okular/-/commit/a87a09c96e6d09b0cd00788e77780ef0c598b25f
Comment 5 Albert Astals Cid 2025-07-23 08:11:38 UTC 
Git commit 2da76548cc37987af55a6181b0e9cfe0b2eafbd7 by Albert Astals Cid.
Committed on 23/07/2025 at 08:11.
Pushed by aacid into branch 'release/25.08'.

Fix crash in DocumentPrivate::evaluateKeystrokeEventChange
(cherry picked from commit a87a09c96e6d09b0cd00788e77780ef0c598b25f)

M  +5    -2    core/document.cpp

https://invent.kde.org/graphics/okular/-/commit/2da76548cc37987af55a6181b0e9cfe0b2eafbd7