Bug 382166

Application: plasma-discover (5.10.3)
 (Compiled from sources)
Qt Version: 5.9.1
Frameworks Version: 5.35.0
Operating System: Linux 4.11.9-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:
Nothing special. Fresh KDE install on Arch Linux, then I pressed KDE icon and finally "Software Center".

- Unusual behavior I noticed:

- Custom settings of the application:

The crash can be reproduced every time.

-- Backtrace:
Application: Scopri (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8a4d40d7c0 (LWP 978))]

Thread 12 (Thread 0x7f8a09ffb700 (LWP 998)):
#0  0x00007f8a453e96cc in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f8a4929c668 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f8a492978c4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f8a0a7fc700 (LWP 997)):
#0  0x00007f8a453e96cc in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f8a4929c668 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f8a492978c4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f8a0affd700 (LWP 996)):
#0  0x00007f8a453e96cc in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f8a4929c668 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f8a492978c4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f8a0b7fe700 (LWP 994)):
#0  0x00007f8a48baa349 in syscall () at /usr/lib/libc.so.6
#1  0x00007f8a48ef70e7 in __cxxabiv1::__cxa_guard_acquire(__cxxabiv1::__guard*) (g=0x7f8a47b62c68) at /build/gcc/src/gcc/libstdc++-v3/libsupc++/guard.cc:302
#2  0x00007f8a478b71cc in  () at /usr/lib/libQt5Network.so.5
#3  0x00007f8a478aa163 in  () at /usr/lib/libQt5Network.so.5
#4  0x00007f8a49297681 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f8a3a6b5700 (LWP 993)):
#0  0x00007f8a453e96cc in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f8a4929c668 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f8a492978c4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f8a0bfff700 (LWP 985)):
[KCrash Handler]
#5  0x00007f8a4d2d78d8 in _dl_relocate_object () at /lib64/ld-linux-x86-64.so.2
#6  0x00007f8a4d2df783 in dl_open_worker () at /lib64/ld-linux-x86-64.so.2
#7  0x00007f8a48be8c24 in _dl_catch_error () at /usr/lib/libc.so.6
#8  0x00007f8a4d2df0c9 in _dl_open () at /lib64/ld-linux-x86-64.so.2
#9  0x00007f8a43757f26 in  () at /usr/lib/libdl.so.2
#10 0x00007f8a48be8c24 in _dl_catch_error () at /usr/lib/libc.so.6
#11 0x00007f8a437585f5 in  () at /usr/lib/libdl.so.2
#12 0x00007f8a43757fb1 in dlopen () at /usr/lib/libdl.so.2
#13 0x00007f8a4947469c in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f8a4946e0c8 in QLibrary::load() () at /usr/lib/libQt5Core.so.5
#15 0x00007f8a478b6be0 in  () at /usr/lib/libQt5Network.so.5
#16 0x00007f8a478b71d9 in  () at /usr/lib/libQt5Network.so.5
#17 0x00007f8a478aa163 in  () at /usr/lib/libQt5Network.so.5
#18 0x00007f8a49297681 in  () at /usr/lib/libQt5Core.so.5
#19 0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#20 0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#21 0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f8a18bbc700 (LWP 984)):
#0  0x00007f8a48ba524d in poll () at /usr/lib/libc.so.6
#1  0x00007f8a4348ec09 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f8a4348ed1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f8a494d14eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f8a49476efa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f8a4929679a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f8a19a5d700 (LWP 983)):
#0  0x00007f8a4348bbc8 in  () at /usr/lib/libglib-2.0.so.0
#1  0x00007f8a4348e521 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007f8a4348ebb0 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f8a4348ed1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f8a494d14eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f8a49476efa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f8a4929679a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f8a1c66e700 (LWP 982)):
#0  0x00007f8a48ba524d in poll () at /usr/lib/libc.so.6
#1  0x00007f8a4348ec09 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f8a4348ed1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f8a494d14eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f8a49476efa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f8a4929679a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f8a4c7428d6 in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f8a30bdc700 (LWP 981)):
#0  0x00007f8a48ba0fbd in read () at /usr/lib/libc.so.6
#1  0x00007f8a434d2730 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f8a4348e6eb in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f8a4348ebb0 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f8a4348ed1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f8a494d14eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f8a49476efa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f8a4929679a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f8a49e4f1e5 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f8a31ded700 (LWP 980)):
#0  0x00007f8a48ba524d in poll () at /usr/lib/libc.so.6
#1  0x00007f8a4348ec09 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f8a4348ed1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f8a494d14eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f8a49476efa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f8a4929679a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f8a4b5f7d45 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f8a4929b37d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f8a453e3297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f8a48baf1ef in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f8a4d40d7c0 (LWP 978)):
#0  0x00007f8a453e939d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f8a4929c7ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f8a49296c32 in QThreadPoolPrivate::waitForDone(int) () at /usr/lib/libQt5Core.so.5
#3  0x00007f8a492970e1 in QThreadPool::waitForDone(int) () at /usr/lib/libQt5Core.so.5
#4  0x00007f8a478a7e0a in  () at /usr/lib/libQt5Network.so.5
#5  0x00007f8a478aa923 in  () at /usr/lib/libQt5Network.so.5
#6  0x00007f8a478aaaa9 in  () at /usr/lib/libQt5Network.so.5
#7  0x00007f8a48af8298 in __run_exit_handlers () at /usr/lib/libc.so.6
#8  0x00007f8a48af82ea in  () at /usr/lib/libc.so.6
#9  0x00007f8a3d2573dd in  () at /usr/lib/libQt5XcbQpa.so.5
#10 0x00007f8a494a8242 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#11 0x00007f8a4aa3146c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#12 0x00007f8a4aa38cf4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#13 0x00007f8a49478a28 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#14 0x00007f8a4947b19d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#15 0x00007f8a494d1ea3 in  () at /usr/lib/libQt5Core.so.5
#16 0x00007f8a4348ea57 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#17 0x00007f8a4348ec88 in  () at /usr/lib/libglib-2.0.so.0
#18 0x00007f8a4348ed1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#19 0x00007f8a494d14cf in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#20 0x00007f8a49476efa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#21 0x00007f8a4947fbe4 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#22 0x000000000040d328 in  ()
#23 0x00007f8a48ae243a in __libc_start_main () at /usr/lib/libc.so.6
#24 0x000000000040d64a in _start ()

Possible duplicates by query: bug 381601, bug 381497, bug 381059, bug 381019, bug 380498.

Reported using DrKonqi