[kde] [Bug 406846] New: kglobalaccel5 segfaults

Oleg Solovyov bugzilla_noreply at kde.org
Wed Apr 24 15:37:06 BST 2019 

https://bugs.kde.org/show_bug.cgi?id=406846

            Bug ID: 406846
           Summary: kglobalaccel5 segfaults
           Product: kde
           Version: unspecified
          Platform: unspecified
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: mcpain at altlinux.org
  Target Milestone: ---

Application: kglobalaccel5 (0.2)

Qt Version: 5.12.2
Frameworks Version: 5.57.0
Operating System: Linux 5.0.9-un-def-alt1 x86_64

-- Information about the crash:
- What I was doing when the application crashed:

I was doing nothing when applications crashed. Seems like it crashed just after
autostart

The crash can be reproduced every time.

-- Backtrace:
Application: Служба глобальных комбинаций клавиш от KDE (kglobalaccel5),
signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
29        return SYSCALL_CANCEL (poll, fds, nfds, timeout);
[Current thread is 1 (Thread 0x7ffa80883340 (LWP 3739))]

Thread 3 (Thread 0x7ffa77fff700 (LWP 3770)):
#0  __GI___libc_read (nbytes=16, buf=0x7ffa77ffeb90, fd=6) at
../sysdeps/unix/sysv/linux/read.c:27
#1  __GI___libc_read (fd=6, buf=buf at entry=0x7ffa77ffeb90,
nbytes=nbytes at entry=16) at ../sysdeps/unix/sysv/linux/read.c:25
#2  0x00007ffa8309fae0 in read (__nbytes=16, __buf=0x7ffa77ffeb90,
__fd=<optimized out>) at /usr/include/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x7ffa78001bc0) at ../glib/gwakeup.c:210
#4  0x00007ffa8305a53f in g_main_context_check
(context=context at entry=0x7ffa70000bf0, max_priority=2147483647,
fds=fds at entry=0x7ffa70004e30, n_fds=n_fds at entry=1) at ../glib/gmain.c:3705
#5  0x00007ffa8305a9b8 in g_main_context_iterate
(context=context at entry=0x7ffa70000bf0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at ../glib/gmain.c:3924
#6  0x00007ffa8305ab1c in g_main_context_iteration (context=0x7ffa70000bf0,
may_block=may_block at entry=1) at ../glib/gmain.c:3988
#7  0x00007ffa8434269b in QEventDispatcherGlib::processEvents
(this=0x7ffa70000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#8  0x00007ffa842f0e3b in QEventLoop::exec (this=this at entry=0x7ffa77ffed90,
flags=..., flags at entry=...) at ../../src/corelib/global/qflags.h:140
#9  0x00007ffa8413cd06 in QThread::exec (this=this at entry=0x7ffa83c31d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
../../src/corelib/global/qflags.h:120
#10 0x00007ffa83bb44d5 in QDBusConnectionManager::run (this=0x7ffa83c31d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:178
#11 0x00007ffa8413df73 in QThreadPrivate::start (arg=0x7ffa83c31d80 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:361
#12 0x00007ffa839f7ed3 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#13 0x00007ffa83dba1bf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7ffa7f7d5700 (LWP 3752)):
#0  0x00007ffa83daf8d9 in __GI___poll (fds=fds at entry=0x7ffa7f7d4cb8,
nfds=nfds at entry=1, timeout=timeout at entry=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffa8295bcd7 in poll (__timeout=-1, __nfds=1, __fds=0x7ffa7f7d4cb8)
at /usr/include/bits/poll2.h:46
#2  _xcb_conn_wait (c=c at entry=0x16837f0, cond=cond at entry=0x1683830,
vector=vector at entry=0x0, count=count at entry=0x0) at xcb_conn.c:479
#3  0x00007ffa8295d84a in xcb_wait_for_event (c=c at entry=0x16837f0) at
xcb_in.c:697
#4  0x00007ffa805b7708 in QXcbEventQueue::run (this=0x16954a0) at
qxcbeventqueue.cpp:228
#5  0x00007ffa8413df73 in QThreadPrivate::start (arg=0x16954a0) at
thread/qthread_unix.cpp:361
#6  0x00007ffa839f7ed3 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#7  0x00007ffa83dba1bf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7ffa80883340 (LWP 3739)):
[KCrash Handler]
#7  GlobalShortcut::isPresent (this=this at entry=0x33) at
/usr/src/debug/kglobalaccel-5.57.0/src/runtime/globalshortcut.cpp:106
#8  0x00007ffa84bf119b in KdeDGlobalAccel::Component::cleanUp (this=0x171dfa0)
at /usr/src/debug/kglobalaccel-5.57.0/src/runtime/component.cpp:166
#9  0x00007ffa84bf9886 in KdeDGlobalAccel::Component::qt_static_metacall
(_o=_o at entry=0x171dfa0, _c=_c at entry=QMetaObject::InvokeMetaMethod,
_id=_id at entry=1, _a=_a at entry=0x7ffc2a70dd00) at
/usr/src/debug/kglobalaccel-5.57.0/BUILD/src/runtime/KF5GlobalAccelPrivate_autogen/EWIEGA46WW/moc_component.cpp:130
#10 0x00007ffa84bf9cab in KdeDGlobalAccel::Component::qt_metacall
(this=0x171dfa0, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0x7ffc2a70dd00) at
/usr/src/debug/kglobalaccel-5.57.0/BUILD/src/runtime/KF5GlobalAccelPrivate_autogen/EWIEGA46WW/moc_component.cpp:205
#11 0x00007ffa83bbf37a in QDBusConnectionPrivate::deliverCall (this=<optimized
out>, object=<optimized out>, msg=..., metaTypes=..., slotIdx=<optimized out>)
at qdbusintegrator.cpp:991
#12 0x00007ffa83bc2cf5 in QDBusConnectionPrivate::activateCall
(this=this at entry=0x7ffa70003e00, object=0x171dfa0, flags=240, msg=...) at
qdbusintegrator.cpp:894
#13 0x00007ffa83bc3386 in QDBusConnectionPrivate::activateCall (msg=...,
flags=<optimized out>, object=<optimized out>, this=0x7ffa70003e00) at
qdbusintegrator.cpp:843
#14 QDBusConnectionPrivate::activateObject (pathStartPos=<optimized out>,
msg=..., node=..., this=0x7ffa70003e00) at qdbusintegrator.cpp:1502
#15 QDBusConnectionPrivate::activateObject (this=0x7ffa70003e00, node=...,
msg=..., pathStartPos=<optimized out>) at qdbusintegrator.cpp:1428
#16 0x00007ffa83bc5ace in QDBusActivateObjectEvent::placeMetaCall
(this=0x7ffa70001c00) at qdbusintegrator.cpp:1598
#17 0x00007ffa8431acd2 in QObject::event (this=0x171dfa0, e=<optimized out>) at
kernel/qobject.cpp:1260
#18 0x00007ffa842f2029 in QCoreApplication::notifyInternal2
(receiver=0x171dfa0, event=0x7ffa70001c00) at
../../src/corelib/kernel/qobject.h:142
#19 0x00007ffa842f4f57 in QCoreApplicationPrivate::sendPostedEvents
(receiver=0x0, event_type=0, data=0x166d040) at
kernel/qcoreapplication.cpp:1799
#20 0x00007ffa84343013 in postEventSourceDispatch (s=0x16deae0) at
kernel/qeventdispatcher_glib.cpp:276
#21 0x00007ffa8305a82e in g_main_dispatch (context=0x7ffa78004fd0) at
../glib/gmain.c:3189
#22 g_main_context_dispatch (context=context at entry=0x7ffa78004fd0) at
../glib/gmain.c:3854
#23 0x00007ffa8305aa98 in g_main_context_iterate
(context=context at entry=0x7ffa78004fd0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at ../glib/gmain.c:3927
#24 0x00007ffa8305ab1c in g_main_context_iteration (context=0x7ffa78004fd0,
may_block=may_block at entry=1) at ../glib/gmain.c:3988
#25 0x00007ffa84342683 in QEventDispatcherGlib::processEvents (this=0x1674550,
flags=...) at kernel/qeventdispatcher_glib.cpp:422
#26 0x00007ffa842f0e3b in QEventLoop::exec (this=this at entry=0x7ffc2a70e280,
flags=..., flags at entry=...) at ../../src/corelib/global/qflags.h:140
#27 0x00007ffa842f8a7e in QCoreApplication::exec () at
../../src/corelib/global/qflags.h:120
#28 0x00007ffa846b502c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1779
#29 0x0000000000402522 in main (argc=<optimized out>, argv=<optimized out>) at
/usr/src/debug/kglobalaccel-5.57.0/src/runtime/main.cpp:88
[Inferior 1 (process 3739) detached]

Reported using DrKonqi

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