Bug 391512

Application: kdeinit5 (5.0.97)

Qt Version: 5.10.0
Frameworks Version: 5.43.0
Operating System: Linux 4.15.7-1-default x86_64
Distribution: "openSUSE Tumbleweed"

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

I had konqueror open on a couple of windows and clicked on an icon on the desktop folder. The program did start, but kde crashed.

-- Backtrace:
Application: Konqueror (kdeinit5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7371485780 (LWP 31878))]

Thread 6 (Thread 0x7f72f5dff700 (LWP 32113)):
#0  0x00007f736f531bf4 in read () at /lib64/libc.so.6
#1  0x00007f736bcfa420 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f736bcb5bf7 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f736bcb60b0 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f736bcb621c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f736faeb7eb in timerSourceCheckHelper (src=0x1d) at kernel/qeventdispatcher_glib.cpp:143
#6  0x00007f736faeb7eb in idleTimerSourceCheck(GSource*) (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:223
#7  0x0000000000000000 in  ()

Thread 5 (Thread 0x7f73380b7700 (LWP 32042)):
#0  0x00007f736dbc556c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f736ece33bc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib64/libstdc++.so.6
#2  0x00007f733dfec0f7 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x000055e988b76830 in  ()
#4  0x0000000000000000 in  ()

Thread 4 (Thread 0x7f7344d79700 (LWP 32030)):
#0  0x00007f736bcfb759 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f736bcb5673 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f736bcb603b in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f736bcb621c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f736faeb7eb in timerSourceCheckHelper (src=0x7f7340000bf0) at kernel/qeventdispatcher_glib.cpp:143
#5  0x00007f736faeb7eb in idleTimerSourceCheck(GSource*) (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:223
#6  0x0000000000000000 in  ()

Thread 3 (Thread 0x7f73514de700 (LWP 31954)):
#0  0x00007f736bcfb759 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f736bcb6208 in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f736faeb7eb in timerSourceCheckHelper (src=0x7f734c000bf0) at kernel/qeventdispatcher_glib.cpp:143
#3  0x00007f736faeb7eb in idleTimerSourceCheck(GSource*) (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:223
#4  0x0000000000000000 in  ()

Thread 2 (Thread 0x7f735a320700 (LWP 31880)):
#0  0x00007f736f536179 in poll () at /lib64/libc.so.6
#1  0x00007f7370904387 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f737090617a in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f735ccbf0a9 in QXcbEventReader::run() (this=0x55e987b8b5c0) at qxcbconnection.cpp:1370
#4  0x00007f736f8be930 in QThreadPrivate::setPriority(QThread::Priority) (this=0x55e987b8b5c0, threadPriority=<optimized out>) at thread/qthread_unix.cpp:790
#5  0x8387c31084facedb in  ()
#6  0x00007ffc5717b3ee in  ()
#7  0x00007ffc5717b3ef in  ()
#8  0x000055e987b8b5c0 in  ()
#9  0x00007ffc5717b4c0 in  ()
#10 0x7d617773797acedb in  ()
#11 0x7d6118676e3ecedb in  ()
#12 0x0000000000000000 in  ()

Thread 1 (Thread 0x7f7371485780 (LWP 31878)):
[KCrash Handler]
#6  0x00007f736f1e1d22 in QConcatenable<QStringBuilder<QString, QLatin1Char> >::size(QStringBuilder<QString, QLatin1Char> const&) (p=...) at /usr/include/qt5/QtCore/qstringbuilder.h:358
#7  0x00007f736f1e1d22 in QConcatenable<QStringBuilder<QStringBuilder<QString, QLatin1Char>, QString> >::size(QStringBuilder<QStringBuilder<QString, QLatin1Char>, QString> const&) (p=...) at /usr/include/qt5/QtCore/qstringbuilder.h:358
#8  0x00007f736f1e1d22 in QStringBuilder<QStringBuilder<QString, QLatin1Char>, QString>::convertTo<QString>() const (this=<optimized out>) at /usr/include/qt5/QtCore/qstringbuilder.h:111
#9  0x00007f736f1e1d22 in QStringBuilder<QStringBuilder<QString, QLatin1Char>, QString>::operator QString() const (this=<optimized out>) at /usr/include/qt5/QtCore/qstringbuilder.h:131
#10 0x00007f736f1e1d22 in KDirWatchPrivate::inotifyEventReceived() (this=0x55e9880b3510) at /usr/src/debug/kcoreaddons-5.43.0-1.1.x86_64/src/lib/io/kdirwatch.cpp:322
#11 0x00007f736fac202a in QMutexLocker::relock() (this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:228
#12 0x00007f736fac202a in queued_activate (locker=<synthetic pointer>..., argv=0x7ffc5717b5f0, c=0x55e9880b2c20, signal=3, sender=0x55e987c35ef0) at kernel/qobject.cpp:3602
#13 0x00007f736fac202a in QMetaObject::activate(QObject*, int, int, void**) (sender=0x55e987c35ef0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3718
#14 0x00007f736facdf28 in  () at /usr/lib64/libQt5Core.so.5
#15 0x000055e987b708a0 in  ()
#16 0x000000135717b600 in  ()
#17 0x0000000000000000 in  ()

Reported using DrKonqi