https://bugs.kde.org/show_bug.cgi?id=489944
Bug ID: 489944
Summary: Crash after using VM
Classification: Plasma
Product: plasmashell
Version: 6.1.2
Platform: Arch Linux
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: generic-crash
Assignee: plasma-b...@kde.org
Reporter: arsb...@gmail.com
Target Milestone: 1.0
Application: plasmashell (6.1.2)
Qt Version: 6.7.2
Frameworks Version: 6.3.0
Operating System: Linux 6.9.7-arch1-1 x86_64
Windowing System: Wayland
Distribution: "Arch Linux"
DrKonqi: 6.1.2 [CoredumpBackend]
-- Information about the crash:
Got this crash after shutting down my VM. Not sure if it was the reason of the
crash since I wasn't present when the crash popup appeared.
The reporter is unsure if this crash is reproducible.
-- Backtrace:
Application: plasmashell (plasmashell), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = <optimized
out>}
Downloading separate debug info for /usr/bin/plasmashell...
[New LWP 24183]
[New LWP 24186]
[New LWP 24185]
[New LWP 24184]
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Downloading separate debug info for /usr/lib/libKF6XmlGui.so.6...
Downloading separate debug info for /usr/lib/libLayerShellQtInterface.so.6...
Downloading separate debug info for /usr/lib/libKWaylandClient.so.6...
Downloading separate debug info for /usr/lib/libPlasmaQuick.so.6...
Downloading separate debug info for /usr/lib/libkworkspace6.so.6...
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[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/libthread_db.so.1".
Core was generated by `/usr/bin/plasmashell --no-respawn'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 __pthread_kill_implementation (threadid=<optimized out>,
signo=signo@entry=11, no_tid=no_tid@entry=0) at pthread_kill.c:44
Downloading source file /usr/src/debug/glibc/glibc/nptl/pthread_kill.c...
44 return INTERNAL_SYSCALL_ERROR_P (ret) ? INTERNAL_SYSCALL_ERRNO
(ret) : 0;
[Current thread is 1 (Thread 0x787d94702200 (LWP 24183))]
Cannot QML trace cores :(
Downloading source file
/usr/src/debug/glibc/glibc/misc/../sysdeps/unix/sysv/linux/x86_64/clone3.S...
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/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp...
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/usr/src/debug/qt6-wayland/qtwayland/src/client/qwaylanddisplay.cpp...
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/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qwaitcondition_unix.cpp...
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[Current thread is 1 (Thread 0x787d94702200 (LWP 24183))]
Thread 4 (Thread 0x787d942006c0 (LWP 24184)):
#0 0x0000787d9a31c39d in __GI___poll (fds=0x60f238aad800, nfds=3, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x0000787d995ee8fd in g_main_context_poll_unlocked (priority=2147483647,
context=0x787d8c000c80, timeout=<optimized out>, fds=0x60f238aad800, n_fds=3)
at ../glib/glib/gmain.c:4521
#2 g_main_context_iterate_unlocked.isra.0
(context=context@entry=0x787d8c000c80, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4212
#3 0x0000787d9958bf95 in g_main_context_iteration (context=0x787d8c000c80,
may_block=1) at ../glib/glib/gmain.c:4282
#4 0x0000787d9aba2cbd in QEventDispatcherGlib::processEvents
(this=0x787d8c000b70, flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:394
#5 0x0000787d9a94f01e in QEventLoop::processEvents (this=0x787d941ffae0,
flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:100
#6 QEventLoop::exec (this=0x787d941ffae0, flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:182
#7 0x0000787d9aa3a410 in QThread::exec (this=this@entry=0x787d9c64ab20
<QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager>
>::instance()::holder>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/global/qflags.h:74
#8 0x0000787d9c5c1e4e in QDBusConnectionManager::run (this=0x787d9c64ab20
<QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager>
>::instance()::holder>) at
/usr/src/debug/qt6-base/qtbase/src/dbus/qdbusconnectionmanager.cpp:144
#9 0x0000787d9aac9747 in operator() (__closure=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:326
#10 (anonymous
namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> >
(t=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:262
#11 QThreadPrivate::start (arg=0x787d9c64ab20
<QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager>
>::instance()::holder>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:285
#12 0x0000787d9a2a6ded in start_thread (arg=<optimized out>) at
pthread_create.c:447
#13 0x0000787d9a32a0dc in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
Thread 3 (Thread 0x787d934006c0 (LWP 24185)):
#0 0x0000787d9a2a34e9 in __futex_abstimed_wait_common64 (private=0,
futex_word=0x60f238b70310, expected=0, op=393, abstime=0x0, cancel=true) at
futex-internal.c:57
#1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x60f238b70310,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87
#2 0x0000787d9a2a356f in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x60f238b70310, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
futex-internal.c:139
#3 0x0000787d9a2a5ed9 in __pthread_cond_wait_common (cond=0x60f238b702e8,
mutex=<optimized out>, clockid=0, abstime=0x0) at pthread_cond_wait.c:503
#4 ___pthread_cond_wait (cond=0x60f238b702e8, mutex=<optimized out>) at
pthread_cond_wait.c:618
#5 0x0000787d9aace120 in QWaitConditionPrivate::wait (this=0x60f238b702c0,
deadline=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qwaitcondition_unix.cpp:102
#6 QWaitCondition::wait (this=this@entry=0x60f238ab1e10,
mutex=mutex@entry=0x60f238ab1e08, deadline=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qwaitcondition_unix.cpp:180
#7 0x0000787d9b7741ef in QtWaylandClient::EventThread::waitForReading
(this=0x60f238ab1dd0) at
/usr/src/debug/qt6-wayland/qtwayland/src/client/qwaylanddisplay.cpp:216
#8 QtWaylandClient::EventThread::run (this=0x60f238ab1dd0) at
/usr/src/debug/qt6-wayland/qtwayland/src/client/qwaylanddisplay.cpp:177
#9 0x0000787d9aac9747 in operator() (__closure=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:326
#10 (anonymous
namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> >
(t=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:262
#11 QThreadPrivate::start (arg=0x60f238ab1dd0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:285
#12 0x0000787d9a2a6ded in start_thread (arg=<optimized out>) at
pthread_create.c:447
#13 0x0000787d9a32a0dc in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
Thread 2 (Thread 0x787d92a006c0 (LWP 24186)):
#0 0x0000787d9a31c39d in __GI___poll (fds=fds@entry=0x787d929ffb20,
nfds=nfds@entry=2, timeout=timeout@entry=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
#1 0x0000787d9b774257 in poll (__fds=0x787d929ffb20, __nfds=2, __timeout=-1)
at /usr/include/bits/poll2.h:39
#2 QtWaylandClient::EventThread::run (this=0x60f238aae2a0) at
/usr/src/debug/qt6-wayland/qtwayland/src/client/qwaylanddisplay.cpp:182
#3 0x0000787d9aac9747 in operator() (__closure=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:326
#4 (anonymous
namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> >
(t=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:262
#5 QThreadPrivate::start (arg=0x60f238aae2a0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:285
#6 0x0000787d9a2a6ded in start_thread (arg=<optimized out>) at
pthread_create.c:447
#7 0x0000787d9a32a0dc in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
Thread 1 (Thread 0x787d94702200 (LWP 24183)):
[KCrash Handler]
#5 std::__atomic_base<int>::fetch_add (this=<optimized out>, __i=<optimized
out>, __m=<optimized out>, this=<optimized out>, __i=<optimized out>,
__m=<optimized out>) at /usr/include/c++/14.1.1/bits/atomic_base.h:629
#6 QAtomicOps<int>::ref<int> (_q_value=..., _q_value=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qatomic_cxx11.h:259
#7 QBasicAtomicInteger<int>::ref (this=<optimized out>, this=<optimized out>)
at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qbasicatomic.h:47
#8 QThreadData::ref (this=0x6100680073002f) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread.cpp:99
#9 QObjectPrivate::connectImpl (sender=sender@entry=0x60f239dc65d0,
signal_index=5, receiver=receiver@entry=0x60f239dc65d0, slot=<optimized out>,
slotObjRaw=slotObjRaw@entry=0x60f239621150, type=0, types=0x0,
senderMetaObject=0x787d90ded6e0 <KScreen::WaylandConfig::staticMetaObject>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:5259
#10 0x0000787d9a994aa0 in QObject::connectImpl (sender=0x60f239dc65d0,
signal=<optimized out>, receiver=0x60f239dc65d0, slot=<optimized out>,
slotObjRaw=0x60f239621150, type=Qt::AutoConnection, types=0x0,
senderMetaObject=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:5189
#11 0x0000787d90de1a64 in
KScreen::WaylandConfig::setupRegistry()::{lambda(void*, wl_registry*, unsigned
int, char const*, unsigned int)#1}::_FUN(void*, wl_registry*, unsigned int,
char const*, unsigned int) () at /usr/include/qt6/QtCore/qobject.h:263
#12 0x0000787d9bd41596 in ffi_call_unix64 () at ../src/x86/unix64.S:104
#13 0x0000787d9bd3e00e in ffi_call_int (cif=cif@entry=0x7ffd6c42a7c0,
fn=<optimized out>, rvalue=<optimized out>, avalue=<optimized out>,
closure=closure@entry=0x0) at ../src/x86/ffi64.c:673
#14 0x0000787d9bd40bd3 in ffi_call (cif=cif@entry=0x7ffd6c42a7c0, fn=<optimized
out>, rvalue=rvalue@entry=0x0, avalue=avalue@entry=0x7ffd6c42a890) at
../src/x86/ffi64.c:710
#15 0x0000787d9d2db860 in wl_closure_invoke
(closure=closure@entry=0x787d80003120, target=<optimized out>,
target@entry=0x60f239dd6610, opcode=opcode@entry=0, data=<optimized out>,
flags=1) at ../wayland-1.23.0/src/connection.c:1228
#16 0x0000787d9d2dc0d9 in dispatch_event (display=display@entry=0x60f238aa2bf0,
queue=queue@entry=0x60f238aa2ce8) at
../wayland-1.23.0/src/wayland-client.c:1670
#17 0x0000787d9d2dc4f3 in dispatch_queue (display=0x60f238aa2bf0,
queue=0x60f238aa2ce8) at ../wayland-1.23.0/src/wayland-client.c:1816
#18 wl_display_dispatch_queue_pending (display=0x60f238aa2bf0,
queue=0x60f238aa2ce8) at ../wayland-1.23.0/src/wayland-client.c:2058
#19 0x0000787d9b7740a6 in QtWaylandClient::QWaylandDisplay::flushRequests
(this=<optimized out>) at
/usr/src/debug/qt6-wayland/qtwayland/src/client/qwaylanddisplay.cpp:227
#20 0x0000787d9a98c00f in QObject::event (this=0x60f238aa29c0,
e=0x787d840014b0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:1452
#21 0x0000787d9c8fc51c in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x60f238aa29c0, e=0x787d840014b0) at
/usr/src/debug/qt6-base/qtbase/src/widgets/kernel/qapplication.cpp:3287
#22 0x0000787d9a944d28 in QCoreApplication::notifyInternal2
(receiver=0x60f238aa29c0, event=event@entry=0x787d840014b0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1142
#23 0x0000787d9a9450eb in QCoreApplication::sendEvent (receiver=<optimized
out>, event=0x787d840014b0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1583
#24 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x60f238a71ba0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1940
#25 0x0000787d9aba49ec in QCoreApplication::sendPostedEvents (receiver=0x0,
event_type=0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1797
#26 postEventSourceDispatch (s=0x60f238a9fb00) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:244
#27 0x0000787d9958ca89 in g_main_dispatch (context=0x787d8c000f00) at
../glib/glib/gmain.c:3344
#28 0x0000787d995ee9b7 in g_main_context_dispatch_unlocked
(context=0x787d8c000f00) at ../glib/glib/gmain.c:4152
#29 g_main_context_iterate_unlocked.isra.0
(context=context@entry=0x787d8c000f00, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4217
#30 0x0000787d9958bf95 in g_main_context_iteration (context=0x787d8c000f00,
may_block=1) at ../glib/glib/gmain.c:4282
#31 0x0000787d9aba2cbd in QEventDispatcherGlib::processEvents
(this=0x60f238ab4610, flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:394
#32 0x0000787d9a94f01e in QEventLoop::processEvents (this=0x7ffd6c42aec0,
flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:100
#33 QEventLoop::exec (this=0x7ffd6c42aec0, flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:182
#34 0x0000787d9a94934d in QCoreApplication::exec () at
/usr/src/debug/qt6-base/qtbase/src/corelib/global/qflags.h:74
#35 0x0000787d9c8f83ba in QApplication::exec () at
/usr/src/debug/qt6-base/qtbase/src/widgets/kernel/qapplication.cpp:2555
#36 0x000060f20693bd66 in main (argc=<optimized out>, argv=<optimized out>) at
/usr/src/debug/plasma-workspace/plasma-workspace-6.1.2/shell/main.cpp:188
Reported using DrKonqi
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