Bug 514624 - KDE Connect Daemon crashes on phone unlock
Summary: KDE Connect Daemon crashes on phone unlock
Status: REPORTED
Alias: None
Product: kdeconnect
Classification: Applications
Component: common (other bugs)
Version First Reported In: unspecified
Platform: KDE Linux Linux
: NOR crash
Target Milestone: ---
Assignee: Albert Vaca Cintora
URL:
Keywords: drkonqi
Depends on:
Blocks:
 
Reported: 2026-01-14 23:27 UTC by Akseli Lahtinen
Modified: 2026-01-14 23:27 UTC (History)
1 user (show)

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Latest Commit:
Version Fixed/Implemented In:
Sentry Crash Report:

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Description Akseli Lahtinen 2026-01-14 23:27:28 UTC 
Application: kdeconnectd (26.03.70)

ApplicationNotResponding [ANR]: false
Qt Version: 6.10.1
Frameworks Version: 6.23.0
Operating System: Linux 6.18.5-zen1-1-zen x86_64
Windowing System: Wayland
Distribution: "Arch Linux"
DrKonqi: 6.6.80 [CoredumpBackend]

-- Information about the crash:
After some time of idle, when unlocking phone, this causes the KDE Connect Daemon to crash.

This happens multiple times a day.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KDE Connect Daemon (kdeconnectd), signal: Aborted


warning: Can't open file /share/mime/mime.cache during file-backed mapping note processing

warning: Can't open file /share/locale/en/LC_MESSAGES/kcoreaddons6_qt.qm during file-backed mapping note processing

warning: Can't open file /share/qt6/translations/qt_en.qm during file-backed mapping note processing

warning: Can't open file /share/locale/en/LC_MESSAGES/kwidgetsaddons6_qt.qm during file-backed mapping note processing

warning: Can't open file /share/locale/en/LC_MESSAGES/kjobwidgets6_qt.qm during file-backed mapping note processing
[New LWP 182454]
[New LWP 182455]
[New LWP 182456]
[New LWP 182457]
[New LWP 182459]
[New LWP 182460]
[New LWP 182461]
[New LWP 182462]
[New LWP 182458]
[New LWP 182521]
[New LWP 182474]
[New LWP 182463]
[New LWP 182464]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/libthread_db.so.1".
Core was generated by `/usr/bin/kdeconnectd'.
Program terminated with signal SIGABRT, Aborted.
#0  __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
44	      return INTERNAL_SYSCALL_ERROR_P (ret) ? INTERNAL_SYSCALL_ERRNO (ret) : 0;
[Current thread is 1 (Thread 0x7f5f7fbe0280 (LWP 182454))]
Using eu-unstrip to resolve modules.
add symbol table from file "/usr/lib/libc.so.6"
add symbol table from file "/usr/lib/libKF6Crash.so.6"
add symbol table from file "/usr/lib/libcrypto.so.3"
add symbol table from file "/usr/lib/qt6/plugins/tls/libqopensslbackend.so"
add symbol table from file "/usr/lib/libQt6Core.so.6"
add symbol table from file "/usr/lib/libQt6Network.so.6"
add symbol table from file "/usr/lib/libQt6Widgets.so.6"
add symbol table from file "/usr/lib/libglib-2.0.so.0"
add symbol table from file "/bin/kdeconnectd"
add symbol table from file "/usr/lib/libQt6DBus.so.6"
add symbol table from file "/usr/lib/qt6/plugins/platforms/../../../libQt6WaylandClient.so.6"
add symbol table from file "/usr/lib/libgallium-25.3.3-arch1.2.so"
add symbol table from file "/usr/lib/qt6/plugins/platforms/../../../libwayland-client.so.0"
add symbol table from file "/usr/lib/libKF6GuiAddons.so.6"
[Current thread is 13 (Thread 0x7f5f57b206c0 (LWP 182464))]

Thread 13 (Thread 0x7f5f57b206c0 (LWP 182464)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=202) at cancellation.c:49
#2  0x00007f5f856737dc in __futex_abstimed_wait_common64 (private=<optimized out>, futex_word=<optimized out>, expected=<optimized out>, op=<optimized out>, abstime=<optimized out>, cancel=<optimized out>) at futex-internal.c:57
#3  __futex_abstimed_wait_common (futex_word=<optimized out>, expected=<optimized out>, clockid=<optimized out>, abstime=<optimized out>, private=<optimized out>, cancel=<optimized out>) at futex-internal.c:87
#4  0x00007f5f85675e9e in __pthread_cond_wait_common (cond=0x5653dccde180, mutex=0x5653dccde150, clockid=0, abstime=0x0) at pthread_cond_wait.c:421
#5  ___pthread_cond_wait (cond=0x5653dccde180, mutex=0x5653dccde150) at pthread_cond_wait.c:453
#6  0x00007f5f6d3daeee in cnd_wait () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:112
#7  0x00007f5f6d3902bd in util_queue_thread_func () at ../mesa-25.3.3/src/util/u_queue.c:275
#8  0x00007f5f6d3dae1d in impl_thrd_routine () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:43
#9  0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#10 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 12 (Thread 0x7f5f583216c0 (LWP 182463)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=202) at cancellation.c:49
#2  0x00007f5f856737dc in __futex_abstimed_wait_common64 (private=<optimized out>, futex_word=<optimized out>, expected=<optimized out>, op=<optimized out>, abstime=<optimized out>, cancel=<optimized out>) at futex-internal.c:57
#3  __futex_abstimed_wait_common (futex_word=<optimized out>, expected=<optimized out>, clockid=<optimized out>, abstime=<optimized out>, private=<optimized out>, cancel=<optimized out>) at futex-internal.c:87
#4  0x00007f5f85675e9e in __pthread_cond_wait_common (cond=0x5653dcc98fe0, mutex=0x5653dcc98fb0, clockid=0, abstime=0x0) at pthread_cond_wait.c:421
#5  ___pthread_cond_wait (cond=0x5653dcc98fe0, mutex=0x5653dcc98fb0) at pthread_cond_wait.c:453
#6  0x00007f5f6d3daeee in cnd_wait () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:112
#7  0x00007f5f6d3902bd in util_queue_thread_func () at ../mesa-25.3.3/src/util/u_queue.c:275
#8  0x00007f5f6d3dae1d in impl_thrd_routine () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:43
#9  0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#10 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 11 (Thread 0x7f5f5731f6c0 (LWP 182474)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=271) at cancellation.c:49
#2  0x00007f5f856731b4 in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=271) at cancellation.c:75
#3  0x00007f5f856ed9f6 in __GI_ppoll (fds=fds@entry=0x7f5f500018d0, nfds=nfds@entry=1, timeout=<optimized out>, timeout@entry=0x7f5f5731e840, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:42
#4  0x00007f5f83782784 in ppoll (__fds=0x7f5f500018d0, __nfds=1, __timeout=0x7f5f5731e840, __ss=0x0) at /usr/include/bits/poll2.h:101
#5  g_main_context_poll_unlocked (priority=<optimized out>, context=0x7f5f50000d00, timeout_usec=<optimized out>, fds=0x7f5f500018d0, n_fds=1) at ../glib/glib/gmain.c:4811
#6  g_main_context_iterate_unlocked (context=context@entry=0x7f5f50000d00, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4485
#7  0x00007f5f83782865 in g_main_context_iteration (context=0x7f5f50000d00, may_block=1) at ../glib/glib/gmain.c:4556
#8  0x00007f5f85ed0152 in QEventDispatcherGlib::processEvents (this=0x7f5f50000be0, flags=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#9  0x00007f5f85bfd786 in QEventLoop::processEvents (this=0x7f5f5731e9c0, flags=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:104
#10 QEventLoop::exec (this=0x7f5f5731e9c0, flags=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:186
#11 0x00007f5f85d1841e in QThread::exec (this=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread.cpp:672
#12 0x00007f5f85db7899 in operator() (__closure=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:437
#13 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:367
#14 QThreadPrivate::start (arg=0x5653dce7e130) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:397
#15 0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#16 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 10 (Thread 0x7f5f56b1e6c0 (LWP 182521)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=271) at cancellation.c:49
#2  0x00007f5f856731b4 in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=271) at cancellation.c:75
#3  0x00007f5f856ed9f6 in __GI_ppoll (fds=fds@entry=0x7f5f56b1d910, nfds=nfds@entry=1, timeout=<optimized out>, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:42
#4  0x00007f5f87513aa6 in ppoll (__fds=0x7f5f56b1d910, __nfds=1, __timeout=0x0, __ss=0x0) at /usr/include/bits/poll2.h:101
#5  wl_display_poll (display=display@entry=0x5653dc843270, events=events@entry=1, timeout=timeout@entry=0x0) at ../wayland-1.24.0/src/wayland-client.c:2006
#6  0x00007f5f87518f12 in wl_display_dispatch_queue_timeout (display=0x5653dc843270, queue=0x5653dd282180, timeout=timeout@entry=0x0) at ../wayland-1.24.0/src/wayland-client.c:2086
#7  0x00007f5f87519010 in wl_display_dispatch_queue (display=<optimized out>, queue=<optimized out>) at ../wayland-1.24.0/src/wayland-client.c:2163
#8  0x00007f5f7ea9a4e8 in ClipboardThread::run (this=0x5653dd277c50) at /usr/src/debug/kde-banana-kguiaddons-git/kguiaddons/src/systemclipboard/waylandclipboard.cpp:555
#9  0x00007f5f85db7899 in operator() (__closure=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:437
#10 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:367
#11 QThreadPrivate::start (arg=0x5653dd277c50) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:397
#12 0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#13 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 9 (Thread 0x7f5f754fe6c0 (LWP 182458)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=202) at cancellation.c:49
#2  0x00007f5f856737dc in __futex_abstimed_wait_common64 (private=<optimized out>, futex_word=<optimized out>, expected=<optimized out>, op=<optimized out>, abstime=<optimized out>, cancel=<optimized out>) at futex-internal.c:57
#3  __futex_abstimed_wait_common (futex_word=<optimized out>, expected=<optimized out>, clockid=<optimized out>, abstime=<optimized out>, private=<optimized out>, cancel=<optimized out>) at futex-internal.c:87
#4  0x00007f5f85675e9e in __pthread_cond_wait_common (cond=0x5653dcb06b18, mutex=0x5653dcb06ae8, clockid=0, abstime=0x0) at pthread_cond_wait.c:421
#5  ___pthread_cond_wait (cond=0x5653dcb06b18, mutex=0x5653dcb06ae8) at pthread_cond_wait.c:453
#6  0x00007f5f6d3daeee in cnd_wait () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:112
#7  0x00007f5f6d3902bd in util_queue_thread_func () at ../mesa-25.3.3/src/util/u_queue.c:275
#8  0x00007f5f6d3dae1d in impl_thrd_routine () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:43
#9  0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#10 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 8 (Thread 0x7f5f58b226c0 (LWP 182462)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=202) at cancellation.c:49
#2  0x00007f5f856737dc in __futex_abstimed_wait_common64 (private=<optimized out>, futex_word=<optimized out>, expected=<optimized out>, op=<optimized out>, abstime=<optimized out>, cancel=<optimized out>) at futex-internal.c:57
#3  __futex_abstimed_wait_common (futex_word=<optimized out>, expected=<optimized out>, clockid=<optimized out>, abstime=<optimized out>, private=<optimized out>, cancel=<optimized out>) at futex-internal.c:87
#4  0x00007f5f85675e9e in __pthread_cond_wait_common (cond=0x5653dcba58c0, mutex=0x5653dcba5890, clockid=0, abstime=0x0) at pthread_cond_wait.c:421
#5  ___pthread_cond_wait (cond=0x5653dcba58c0, mutex=0x5653dcba5890) at pthread_cond_wait.c:453
#6  0x00007f5f6d3daeee in cnd_wait () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:112
#7  0x00007f5f6d3902bd in util_queue_thread_func () at ../mesa-25.3.3/src/util/u_queue.c:275
#8  0x00007f5f6d3dae1d in impl_thrd_routine () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:43
#9  0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#10 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 7 (Thread 0x7f5f593236c0 (LWP 182461)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=202) at cancellation.c:49
#2  0x00007f5f856737dc in __futex_abstimed_wait_common64 (private=<optimized out>, futex_word=<optimized out>, expected=<optimized out>, op=<optimized out>, abstime=<optimized out>, cancel=<optimized out>) at futex-internal.c:57
#3  __futex_abstimed_wait_common (futex_word=<optimized out>, expected=<optimized out>, clockid=<optimized out>, abstime=<optimized out>, private=<optimized out>, cancel=<optimized out>) at futex-internal.c:87
#4  0x00007f5f85675e9e in __pthread_cond_wait_common (cond=0x5653dcb084c8, mutex=0x5653dcb08498, clockid=0, abstime=0x0) at pthread_cond_wait.c:421
#5  ___pthread_cond_wait (cond=0x5653dcb084c8, mutex=0x5653dcb08498) at pthread_cond_wait.c:453
#6  0x00007f5f6d3daeee in cnd_wait () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:112
#7  0x00007f5f6d3902bd in util_queue_thread_func () at ../mesa-25.3.3/src/util/u_queue.c:275
#8  0x00007f5f6d3dae1d in impl_thrd_routine () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:43
#9  0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#10 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 6 (Thread 0x7f5f6cdf46c0 (LWP 182460)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=202) at cancellation.c:49
#2  0x00007f5f856737dc in __futex_abstimed_wait_common64 (private=<optimized out>, futex_word=<optimized out>, expected=<optimized out>, op=<optimized out>, abstime=<optimized out>, cancel=<optimized out>) at futex-internal.c:57
#3  __futex_abstimed_wait_common (futex_word=<optimized out>, expected=<optimized out>, clockid=<optimized out>, abstime=<optimized out>, private=<optimized out>, cancel=<optimized out>) at futex-internal.c:87
#4  0x00007f5f85675e9e in __pthread_cond_wait_common (cond=0x5653dcb08318, mutex=0x5653dcb082e8, clockid=0, abstime=0x0) at pthread_cond_wait.c:421
#5  ___pthread_cond_wait (cond=0x5653dcb08318, mutex=0x5653dcb082e8) at pthread_cond_wait.c:453
#6  0x00007f5f6d3daeee in cnd_wait () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:112
#7  0x00007f5f6d3902bd in util_queue_thread_func () at ../mesa-25.3.3/src/util/u_queue.c:275
#8  0x00007f5f6d3dae1d in impl_thrd_routine () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:43
#9  0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#10 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 5 (Thread 0x7f5f74bbc6c0 (LWP 182459)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=202) at cancellation.c:49
#2  0x00007f5f856737dc in __futex_abstimed_wait_common64 (private=<optimized out>, futex_word=<optimized out>, expected=<optimized out>, op=<optimized out>, abstime=<optimized out>, cancel=<optimized out>) at futex-internal.c:57
#3  __futex_abstimed_wait_common (futex_word=<optimized out>, expected=<optimized out>, clockid=<optimized out>, abstime=<optimized out>, private=<optimized out>, cancel=<optimized out>) at futex-internal.c:87
#4  0x00007f5f85675e9e in __pthread_cond_wait_common (cond=0x5653dcb45600, mutex=0x5653dcb455d0, clockid=0, abstime=0x0) at pthread_cond_wait.c:421
#5  ___pthread_cond_wait (cond=0x5653dcb45600, mutex=0x5653dcb455d0) at pthread_cond_wait.c:453
#6  0x00007f5f6d3daeee in cnd_wait () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:112
#7  0x00007f5f6d3902bd in util_queue_thread_func () at ../mesa-25.3.3/src/util/u_queue.c:275
#8  0x00007f5f6d3dae1d in impl_thrd_routine () at ../mesa-25.3.3/src/c11/impl/threads_posix.c:43
#9  0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#10 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 4 (Thread 0x7f5f77fff6c0 (LWP 182457)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=7) at cancellation.c:49
#2  0x00007f5f856731b4 in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=7) at cancellation.c:75
#3  0x00007f5f856ed4ae in __GI___poll (fds=fds@entry=0x7f5f77ffe9c0, nfds=nfds@entry=2, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007f5f7f86adb5 in poll (__fds=0x7f5f77ffe9c0, __nfds=2, __timeout=-1) at /usr/include/bits/poll2.h:44
#5  QtWaylandClient::EventThread::run (this=0x5653dc873170) at /usr/src/debug/qt6-base/qtbase/src/plugins/platforms/wayland/qwaylanddisplay.cpp:185
#6  0x00007f5f85db7899 in operator() (__closure=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:437
#7  (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:367
#8  QThreadPrivate::start (arg=0x5653dc873170) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:397
#9  0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#10 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 3 (Thread 0x7f5f7ccbd6c0 (LWP 182456)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=7) at cancellation.c:49
#2  0x00007f5f856731b4 in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=7) at cancellation.c:75
#3  0x00007f5f856ed4ae in __GI___poll (fds=fds@entry=0x7f5f7ccbc9c0, nfds=nfds@entry=2, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007f5f7f86adb5 in poll (__fds=0x7f5f7ccbc9c0, __nfds=2, __timeout=-1) at /usr/include/bits/poll2.h:44
#5  QtWaylandClient::EventThread::run (this=0x5653dc85f070) at /usr/src/debug/qt6-base/qtbase/src/plugins/platforms/wayland/qwaylanddisplay.cpp:185
#6  0x00007f5f85db7899 in operator() (__closure=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:437
#7  (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:367
#8  QThreadPrivate::start (arg=0x5653dc85f070) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:397
#9  0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#10 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 2 (Thread 0x7f5f7f7fe6c0 (LWP 182455)):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007f5f8567316c in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=271) at cancellation.c:49
#2  0x00007f5f856731b4 in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=271) at cancellation.c:75
#3  0x00007f5f856ed9f6 in __GI_ppoll (fds=fds@entry=0x7f5f78001680, nfds=nfds@entry=3, timeout=<optimized out>, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:42
#4  0x00007f5f83782784 in ppoll (__fds=0x7f5f78001680, __nfds=3, __timeout=0x0, __ss=0x0) at /usr/include/bits/poll2.h:101
#5  g_main_context_poll_unlocked (priority=<optimized out>, context=0x7f5f78000d00, timeout_usec=<optimized out>, fds=0x7f5f78001680, n_fds=3) at ../glib/glib/gmain.c:4811
#6  g_main_context_iterate_unlocked (context=context@entry=0x7f5f78000d00, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4485
#7  0x00007f5f83782865 in g_main_context_iteration (context=0x7f5f78000d00, may_block=1) at ../glib/glib/gmain.c:4556
#8  0x00007f5f85ed0152 in QEventDispatcherGlib::processEvents (this=0x7f5f78000be0, flags=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#9  0x00007f5f85bfd786 in QEventLoop::processEvents (this=0x7f5f7f7fd970, flags=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:104
#10 QEventLoop::exec (this=0x7f5f7f7fd970, flags=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:186
#11 0x00007f5f85d1841e in QThread::exec (this=this@entry=0x7f5f84c78e20 <QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager> >::instance()::holder>) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread.cpp:672
#12 0x00007f5f84bf003e in QDBusConnectionManager::run (this=0x7f5f84c78e20 <QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager> >::instance()::holder>) at /usr/src/debug/qt6-base/qtbase/src/dbus/qdbusconnectionmanager.cpp:145
#13 0x00007f5f85db7899 in operator() (__closure=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:437
#14 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:367
#15 QThreadPrivate::start (arg=0x7f5f84c78e20 <QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager> >::instance()::holder>) at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:397
#16 0x00007f5f8567698b in start_thread (arg=<optimized out>) at pthread_create.c:448
#17 0x00007f5f856fa9cc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 1 (Thread 0x7f5f7fbe0280 (LWP 182454)):
[KCrash Handler]
#4  __pthread_kill_implementation (threadid=<optimized out>, signo=6, no_tid=<optimized out>) at pthread_kill.c:44
#5  0x00007f5f8561e3a0 in __GI_raise (sig=6) at ../sysdeps/posix/raise.c:26
#6  0x00007f5f8560557a in __GI_abort () at abort.c:77
#7  0x00007f5f85606613 in __libc_message_impl (fmt=<optimized out>) at ../sysdeps/posix/libc_fatal.c:138
#8  0x00007f5f85682d25 in malloc_printerr (str=str@entry=0x7f5f85796298 "malloc_consolidate(): unaligned fastbin chunk detected") at malloc.c:5892
#9  0x00007f5f85683a4c in malloc_consolidate (av=av@entry=0x7f5f857e8ac0 <main_arena>) at malloc.c:4964
#10 0x00007f5f85685f58 in _int_malloc (av=av@entry=0x7f5f857e8ac0 <main_arena>, bytes=bytes@entry=2244) at malloc.c:4174
#11 0x00007f5f85686a19 in __libc_malloc2 (bytes=2244) at malloc.c:3458
#12 0x00007f5f8518089f in CRYPTO_malloc (num=<optimized out>, file=file@entry=0x7f5f853cf06c "crypto/buffer/buffer.c", line=line@entry=132) at crypto/mem.c:212
#13 0x00007f5f85181685 in CRYPTO_clear_realloc (str=0x5653dd3c01f0, old_len=792, num=<optimized out>, file=0x7f5f853cf06c "crypto/buffer/buffer.c", line=132) at crypto/mem.c:365
#14 0x00007f5f8508ff03 in BUF_MEM_grow_clean (str=0x5653dd379b10, len=1682) at crypto/buffer/buffer.c:132
#15 0x00007f5f85077be4 in mem_write (b=<optimized out>, in=0x7ffda7e365e8 "\027\003\003\006\215", inl=1682) at crypto/bio/bss_mem.c:233
#16 0x00007f5f85067123 in bwrite_conv (bio=<optimized out>, data=<optimized out>, datal=<optimized out>, written=0x7ffda7e364c0) at crypto/bio/bio_meth.c:79
#17 0x00007f5f8506a97a in bio_write_intern (b=0x5653dd240500, data=0x7ffda7e365e8, dlen=1682, written=written@entry=0x7ffda7e36510) at crypto/bio/bio_lib.c:356
#18 0x00007f5f8506aabb in BIO_write (b=<optimized out>, data=<optimized out>, dlen=<optimized out>) at crypto/bio/bio_lib.c:378
#19 BIO_write (b=<optimized out>, data=<optimized out>, dlen=<optimized out>) at crypto/bio/bio_lib.c:370
#20 0x00007f5f7409460c in q_BIO_write (a=<optimized out>, b=<optimized out>, c=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/plugins/tls/openssl/qsslsocket_openssl_symbols.cpp:225
#21 QTlsPrivate::TlsCryptographOpenSSL::transmit (this=0x7f5f68003a30) at /usr/src/debug/qt6-base/qtbase/src/plugins/tls/openssl/qtls_openssl.cpp:968
#22 0x00007f5f85c5f71a in doActivate<false> (sender=<optimized out>, signal_index=<optimized out>, argv=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4269
#23 0x00007f5f84d332f8 in QAbstractSocketPrivate::emitReadyRead (this=0x5653dd23db00, channel=0) at /usr/src/debug/qt6-base/qtbase/src/network/socket/qabstractsocket.cpp:1224
#24 QAbstractSocketPrivate::canReadNotification (this=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/network/socket/qabstractsocket.cpp:659
#25 0x00007f5f84d3fb32 in QAbstractSocketEngine::readNotification (this=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/network/socket/qabstractsocketengine.cpp:121
#26 QReadNotifier::event (this=<optimized out>, e=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/network/socket/qnativesocketengine.cpp:1242
#27 0x00007f5f86b411c0 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x5653dd32d960, e=0x7ffda7e377e0) at /usr/src/debug/qt6-base/qtbase/src/widgets/kernel/qapplication.cpp:3305
#28 0x00007f5f85bf2958 in QCoreApplication::notifyInternal2 (receiver=0x5653dd32d960, event=0x7ffda7e377e0) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1109
#29 0x00007f5f85ed2b31 in QCoreApplication::sendEvent (receiver=<optimized out>, event=0x7ffda7e377e0) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1549
#30 socketNotifierSourceDispatch (source=0x5653dc97c030) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:77
#31 0x00007f5f83780f8d in g_main_dispatch (context=0x7f5f78000f60) at ../glib/glib/gmain.c:3565
#32 0x00007f5f83782657 in g_main_context_dispatch_unlocked (context=0x7f5f78000f60) at ../glib/glib/gmain.c:4425
#33 g_main_context_iterate_unlocked (context=context@entry=0x7f5f78000f60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4490
#34 0x00007f5f83782865 in g_main_context_iteration (context=0x7f5f78000f60, may_block=1) at ../glib/glib/gmain.c:4556
#35 0x00007f5f85ed0152 in QEventDispatcherGlib::processEvents (this=0x5653dc84a290, flags=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#36 0x00007f5f85bfd786 in QEventLoop::processEvents (this=0x7ffda7e37a80, flags=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:104
#37 QEventLoop::exec (this=0x7ffda7e37a80, flags=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:186
#38 0x00007f5f85bf73f1 in QCoreApplication::exec () at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1452
#39 0x00005653d358b924 in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kde-banana-kdeconnect-kde-git/kdeconnect-kde/daemon/kdeconnectd.cpp:124

Reported using DrKonqi