Bug 392386 - Shuddently crash
Summary: Shuddently crash
Status: RESOLVED DUPLICATE of bug 393484
Alias: None
Product: Discover
Classification: Applications
Component: discover (show other bugs)
Version: 5.12.3
Platform: Compiled Sources Linux
: NOR crash
Target Milestone: ---
Assignee: Aleix Pol
URL:
Keywords: drkonqi
Depends on:
Blocks:
 
Reported: 2018-03-27 04:18 UTC by vandpurnama
Modified: 2018-06-01 16:12 UTC (History)
0 users

See Also:
Latest Commit:
Version Fixed In:


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Description vandpurnama 2018-03-27 04:18:44 UTC
Application: plasma-discover (5.12.3)
 (Compiled from sources)
Qt Version: 5.10.0
Frameworks Version: 5.44.0
Operating System: Linux 4.13.0-37-generic x86_64
Distribution: KDE neon User Edition 5.12

-- Information about the crash:
- What I was doing when the application crashed:
Checking for Update and installing .deb application some time it force close

The crash can be reproduced sometimes.

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8a335f98c0 (LWP 21567))]

Thread 11 (Thread 0x7f89f884d700 (LWP 22355)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f8a2f4435b6 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f8a2f43edfa in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f8a2f4426eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8a2b5e56ba in start_thread (arg=0x7f89f884d700) at pthread_create.c:333
#5  0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f89f904e700 (LWP 22354)):
#0  0x00007f8a2ea3a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8a294ee38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a294ee49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a2f6765cb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8a2f61d64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8a2f43d554 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8a2f4426eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8a2b5e56ba in start_thread (arg=0x7f89f904e700) at pthread_create.c:333
#8  0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f89e35ce700 (LWP 21587)):
#0  __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:65
#1  0x00007f8a2ea3a742 in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0x00007f8a294ee38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a294ee49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8a2f6765cb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8a2f61d64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8a2f43d554 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8a2f4426eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8a2b5e56ba in start_thread (arg=0x7f89e35ce700) at pthread_create.c:333
#9  0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f89f984f700 (LWP 21584)):
#0  0x00007f8a2ea3627d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8a295316f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a294ede74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a294ee330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8a294ee49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8a2f6765cb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8a2f61d64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8a2f43d554 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8a2f4426eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f8a2b5e56ba in start_thread (arg=0x7f89f984f700) at pthread_create.c:333
#10 0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f89fb649700 (LWP 21582)):
#0  0x00007f8a2ea3a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8a294ee38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a294ee49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a2f6765cb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8a2f61d64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8a2f43d554 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8a2f4426eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8a2b5e56ba in start_thread (arg=0x7f89fb649700) at pthread_create.c:333
#8  0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f89fbe4a700 (LWP 21574)):
#0  0x00007f8a29532a92 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f8a294ed38e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a294ee245 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a294ee712 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f89fd8229d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007f8a29514bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f8a2b5e56ba in start_thread (arg=0x7f89fbe4a700) at pthread_create.c:333
#7  0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f89fc64b700 (LWP 21573)):
#0  0x00007f8a2ea3a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8a294ee38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a294ee49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a294ee4d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8a29514bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8a2b5e56ba in start_thread (arg=0x7f89fc64b700) at pthread_create.c:333
#6  0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f8a0668a700 (LWP 21572)):
#0  0x00007f8a2ea3627d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8a295316f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a294ede74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a294ee330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8a294ee49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8a2f6765cb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8a2f61d64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8a2f43d554 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8a328361c6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007f8a2f4426eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f8a2b5e56ba in start_thread (arg=0x7f8a0668a700) at pthread_create.c:333
#11 0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f8a160fa700 (LWP 21570)):
#0  0x00007f8a2ea3a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8a294ee38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a294ee49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a2f6765cb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8a2f61d64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8a2f43d554 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8a30018a35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f8a2f4426eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8a2b5e56ba in start_thread (arg=0x7f8a160fa700) at pthread_create.c:333
#9  0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f8a1730b700 (LWP 21569)):
#0  0x00007f8a2f439739 in QMutex::unlock() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f8a2f6764f1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f8a294ed91d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a294ee2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8a294ee49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8a2f6765cb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8a2f61d64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8a2f43d554 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8a3133e2c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f8a2f4426eb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f8a2b5e56ba in start_thread (arg=0x7f8a1730b700) at pthread_create.c:333
#11 0x00007f8a2ea4641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f8a335f98c0 (LWP 21567)):
[KCrash Handler]
#6  __GI___libc_free (mem=0xffffffff) at malloc.c:2951
#7  0x00007f8a324cc70a in ResourcesProxyModel::removeDuplicates(QVector<AbstractResource*>&) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#8  0x00007f8a324cdc4b in ResourcesProxyModel::addResources(QVector<AbstractResource*> const&) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#9  0x00007f8a2f64c7b6 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f8a324e6842 in ResultsStream::resourcesFound(QVector<AbstractResource*> const&) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#11 0x00007f8a324c6780 in AggregatedResultsStream::emitResults() () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#12 0x00007f8a2f64c7b6 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f8a2f658d47 in QTimer::timeout(QTimer::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f8a2f659048 in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f8a2f64d483 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f8a30c24acc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f8a30c2c417 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f8a2f61f3c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f8a2f67597e in QTimerInfoList::activateTimers() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f8a2f676201 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f8a294ee197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f8a294ee3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f8a294ee49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f8a2f6765af in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f8a228e81a1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#26 0x00007f8a2f61d64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f8a2f626854 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x0000000000411f5f in ?? ()
#29 0x00007f8a2e95f830 in __libc_start_main (main=0x411520, argc=3, argv=0x7fffe6b26398, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffe6b26388) at ../csu/libc-start.c:291
#30 0x0000000000412059 in _start ()

Reported using DrKonqi
Comment 1 Aleix Pol 2018-04-05 00:29:32 UTC
Can you please explain step by step how to reproduce the issue? You trigger an update while you install a deb file?

Also debug symbols on the backtrace would help. To install them run:
sudo apt install plasma-discover-dbgsym plasma-discover-private-dbgsym
Comment 2 Christoph Feck 2018-05-02 01:24:20 UTC
If you can provide the information requested in comment #1, please add it.
Comment 3 Christoph Feck 2018-05-16 16:27:26 UTC
To further investigate this issue, KDE developers need the information requested in comment #1. If you can provide it, or need help with finding that information, please add a comment.
Comment 4 Aleix Pol 2018-06-01 16:12:27 UTC

*** This bug has been marked as a duplicate of bug 393484 ***