Bug 386154

Application: dolphin (16.04.3)

Qt Version: 5.6.1
Frameworks Version: 5.36.0
Operating System: Linux 4.4.0-97-generic x86_64
Distribution: Ubuntu 16.04.3 LTS

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

File transfer was in progress. Plasmashell cpu usage was around 80%. Youtube was open in firefox and it was also causing high cpu usage.

-- Backtrace:
Application: Dolphin (dolphin), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f5e143998c0 (LWP 5251))]

Thread 4 (Thread 0x7f5def329700 (LWP 5261)):
#0  0x00007f5e0a19c3c7 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f5e0a19e8bb in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5e0a19f2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5e0a19f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f5e0eab837b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f5e0ea60ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f5e0e8899e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f5e0e88e808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f5e0ad2b6ba in start_thread (arg=0x7f5def329700) at pthread_create.c:333
#9  0x00007f5e13dad3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f5dfcace700 (LWP 5254)):
#0  0x00007f5e13da170d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f5e0a19f38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5e0a19f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5e0eab837b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f5e0ea60ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f5e0e8899e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f5e14488515 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f5e0e88e808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f5e0ad2b6ba in start_thread (arg=0x7f5dfcace700) at pthread_create.c:333
#9  0x00007f5e13dad3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f5dfe263700 (LWP 5253)):
#0  0x00007f5e13da170d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f5e08124c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f5e081268d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f5e007b9d29 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f5e0e88e808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f5e0ad2b6ba in start_thread (arg=0x7f5dfe263700) at pthread_create.c:333
#6  0x00007f5e13dad3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f5e143998c0 (LWP 5251)):
[KCrash Handler]
#6  0x00007f5e13cdb428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
#7  0x00007f5e13cdd02a in __GI_abort () at abort.c:89
#8  0x00007f5e13cd3bd7 in __assert_fail_base (fmt=<optimized out>, assertion=assertion@entry=0x7f5e11efc050 "!q->hasSubjobs()", file=file@entry=0x7f5e11efd3f0 "/build/kio-3B8O5Y/kio-5.36.0/src/core/copyjob.cpp", line=line@entry=1373, function=function@entry=0x7f5e11efc680 "void KIO::CopyJobPrivate::slotResultCopyingFiles(KJob*)") at assert.c:92
#9  0x00007f5e13cd3c82 in __GI___assert_fail (assertion=0x7f5e11efc050 "!q->hasSubjobs()", file=0x7f5e11efd3f0 "/build/kio-3B8O5Y/kio-5.36.0/src/core/copyjob.cpp", line=1373, function=0x7f5e11efc680 "void KIO::CopyJobPrivate::slotResultCopyingFiles(KJob*)") at assert.c:101
#10 0x00007f5e11e3b604 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#11 0x00007f5e11e3cee7 in KIO::CopyJob::slotResult(KJob*) () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#12 0x00007f5e0ea8fb71 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f5e0fdd0292 in KJob::result(KJob*, KJob::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#14 0x00007f5e0fdd1bd1 in KJob::finishJob(bool) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#15 0x00007f5e11e82869 in KIO::FileCopyJob::slotResult(KJob*) () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#16 0x00007f5e11e837c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#17 0x00007f5e0ea8fb71 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f5e0fdd0292 in KJob::result(KJob*, KJob::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#19 0x00007f5e0fdd1bd1 in KJob::finishJob(bool) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#20 0x00007f5e11e8d292 in KIO::SimpleJob::slotFinished() () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#21 0x00007f5e0ea8fb71 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f5e11e67011 in KIO::SlaveInterface::dispatch(int, QByteArray const&) () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#23 0x00007f5e11e65667 in KIO::SlaveInterface::dispatch() () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#24 0x00007f5e11e6a831 in KIO::Slave::gotInput() () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#25 0x00007f5e11ef77d5 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#26 0x00007f5e0ea8fb71 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f5e11e06ec0 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#28 0x00007f5e0ea90719 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f5e0f398afc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007f5e0f39e036 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007f5e0ea632a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f5e0ea6516a in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f5e0eab7f53 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007f5e0a19f197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f5e0a19f3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f5e0a19f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f5e0eab835f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007f5e0ea60ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007f5e0ea696bc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007f5e140cfb89 in kdemain () from /usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so
#41 0x00007f5e13cc6830 in __libc_start_main (main=0x4006c0, argc=1, argv=0x7fffb89169f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffb89169e8) at ../csu/libc-start.c:291
#42 0x00000000004006f9 in _start ()

Possible duplicates by query: bug 382799.

Reported using DrKonqi