Bug 388986

Summary: [Crash] Discover crashes when user manually triggers check for update
Product: [Applications] Discover Reporter: Raghavendra kamath <raghu>
Component: discoverAssignee: Aleix Pol <aleixpol>
Status: RESOLVED DUPLICATE    
Severity: crash CC: arojas
Priority: NOR Keywords: drkonqi
Version: 5.11.5   
Target Milestone: ---   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Raghavendra kamath 2018-01-15 03:57:51 UTC 
Application: plasma-discover (5.11.5)

Qt Version: 5.10.0
Frameworks Version: 5.41.0
Operating System: Linux 4.14.13-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
I had a already updated arch linux system, I triggered check for update action via settings >  more  > check for update

Discover crashe. I also tried the shortcut Ctrl + R and the crash was reproducible.

The crash can be reproduced every time.

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8a003f4800 (LWP 4069))]

Thread 10 (Thread 0x7f89b8885700 (LWP 4081)):
#0  0x00007f89f82526dd in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f89fc141ec1 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f89fc13dd91 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f89fc140b2d in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f89f824c08c in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f89fba48e1f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f89bbfff700 (LWP 4078)):
#0  0x00007f89f825239d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f89fc14200c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f89ff3ed9ca in  () at /usr/lib/libQt5Quick.so.5
#3  0x00007f89ff3ede54 in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f89fc140b2d in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f89f824c08c in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f89fba48e1f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f89c13f7700 (LWP 4077)):
#0  0x00007f89fba3e91b in poll () at /usr/lib/libc.so.6
#1  0x00007f89f6033023 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f89f603313e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f89fc3896b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f89fc32b82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f89fc13b78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f89fc140b2d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f89f824c08c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f89fba48e1f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f89c3fff700 (LWP 4076)):
#0  0x00007f89f82526dd in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f89fc141ec1 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f89fc13dd91 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f89fc140b2d in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f89f824c08c in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f89fba48e1f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f89d0a99700 (LWP 4075)):
#0  0x00007f89fba3e91b in poll () at /usr/lib/libc.so.6
#1  0x00007f89f6033023 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f89f603313e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f89fc3896b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f89fc32b82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f89fc13b78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f89fc140b2d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f89f824c08c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f89fba48e1f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f89d193a700 (LWP 4074)):
#0  0x00007f89fba3e91b in poll () at /usr/lib/libc.so.6
#1  0x00007f89f6033023 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f89f603313e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f89fc3896b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f89fc32b82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f89fc13b78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f89fc140b2d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f89f824c08c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f89fba48e1f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f89d3bee700 (LWP 4073)):
#0  0x00007f89f6032a10 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#1  0x00007f89f6032fc6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f89f603313e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f89fc3896b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f89fc32b82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f89fc13b78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f89ff36bbcb in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f89fc140b2d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f89f824c08c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f89fba48e1f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f89e30be700 (LWP 4072)):
#0  0x00007f89fba3e91b in poll () at /usr/lib/libc.so.6
#1  0x00007f89f6033023 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f89f603313e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f89fc3896b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f89fc32b82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f89fc13b78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f89fcd3ca19 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f89fc140b2d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f89f824c08c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f89fba48e1f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f89e42cf700 (LWP 4071)):
#0  0x00007f89fba3e91b in poll () at /usr/lib/libc.so.6
#1  0x00007f89f6033023 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f89f603313e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f89fc3896b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f89fc32b82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f89fc13b78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f89fe08e416 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f89fc140b2d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f89f824c08c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f89fba48e1f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f8a003f4800 (LWP 4069)):
[KCrash Handler]
#5  0x0000000000000440 in  ()
#6  0x00007f89fc336b29 in QMetaObject::cast(QObject const*) const () at /usr/lib/libQt5Core.so.5
#7  0x00007f89ffd73f70 in  () at /usr/lib/libKF5XmlGui.so.5
#8  0x00007f89fc32cd5c in QCoreApplicationPrivate::sendThroughApplicationEventFilters(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#9  0x00007f89fd973e7a in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#10 0x00007f89fd97b816 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#11 0x00007f89fc32d1e0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#12 0x00007f89fc32fe46 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#13 0x00007f89fc38a0a4 in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f89f6032e68 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#15 0x00007f89f60330b1 in  () at /usr/lib/libglib-2.0.so.0
#16 0x00007f89f603313e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#17 0x00007f89fc389691 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#18 0x00007f89f0194282 in  () at /usr/lib/libQt5XcbQpa.so.5
#19 0x00007f89fc32b82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#20 0x00007f89fc334b18 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#21 0x00005634602e5a2f in  ()
#22 0x00007f89fb973f4a in __libc_start_main () at /usr/lib/libc.so.6
#23 0x00005634602e5cba in _start ()

Reported using DrKonqi
Comment 1 Antonio Rojas 2018-01-15 08:09:05 UTC 

*** This bug has been marked as a duplicate of bug 388901 ***