https://bugs.kde.org/show_bug.cgi?id=442407

            Bug ID: 442407
           Summary: Crash when I download kubuntu 21.04 ISO file
           Product: ktorrent
           Version: unspecified
          Platform: Ubuntu Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: joris.guis...@gmail.com
          Reporter: zyn779735...@hotmail.com
  Target Milestone: ---

Application: ktorrent (5.1.2)

Qt Version: 5.12.8
Frameworks Version: 5.68.0
Operating System: Linux 5.11.0-34-generic x86_64
Windowing system: X11
Distribution: Ubuntu 20.04.3 LTS

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

I was downloading the iso in the background, and nomatter what I do, browsing
webpage, reading pdf documents, and even do nothing, it would be crash at a
special time.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KTorrent (ktorrent), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f50b957e800 (LWP 8247))]

Thread 3 (Thread 0x7f50b6564700 (LWP 8251)):
#0  0x00007f50bd80aaff in __GI___poll (fds=0x7f50ac002ee0, nfds=1,
timeout=10156) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f50bc3ca36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f50bc3ca4a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f50bdf11583 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f50bdeb84db in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f50bdcf0785 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f50bdcf19d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f50bcc8b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007f50bd817293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f50b7871700 (LWP 8249)):
#0  0x00007f50bd80aaff in __GI___poll (fds=0x7f50a8025c80, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f50bc3ca36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f50bc3ca4a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f50bdf11583 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f50bdeb84db in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f50bdcf0785 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f50bee1befa in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f50bdcf19d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f50bcc8b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f50bd817293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f50b957e800 (LWP 8247)):
[KCrash Handler]
#6  __memmove_avx_unaligned_erms () at
../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S:468
#7  0x00007f50bdee5300 in QMetaObject::activate(QObject*, int, int, void**) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f50bf5917a8 in KIO::TransferJob::data(KIO::Job*, QByteArray const&)
() from /lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#9  0x00007f50bf591d3d in KIO::TransferJob::slotData(QByteArray const&) () from
/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#10 0x00007f50bdee5458 in QMetaObject::activate(QObject*, int, int, void**) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f50bf555626 in KIO::SlaveInterface::data(QByteArray const&) () from
/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#12 0x00007f50bf55843d in KIO::SlaveInterface::dispatch(int, QByteArray const&)
() from /lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#13 0x00007f50bf555f4f in KIO::SlaveInterface::dispatch() () from
/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#14 0x00007f50bf55f152 in KIO::Slave::gotInput() () from
/lib/x86_64-linux-gnu/libKF5KIOCore.so.5
#15 0x00007f50bdee5458 in QMetaObject::activate(QObject*, int, int, void**) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f50bdee5d5a in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f50be8d3a66 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f50be8dd0f0 in QApplication::notify(QObject*, QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f50bdeb993a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f50bdebc5b8 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f50bdf11f67 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f50bc3ca17d in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f50bc3ca400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f50bc3ca4a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f50bdf11565 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f50bdeb84db in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f50bdec0246 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x0000560286e18a8a in ?? ()
#29 0x00007f50bd71c0b3 in __libc_start_main (main=0x560286e16710, argc=1,
argv=0x7fff95a820c8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fff95a820b8) at ../csu/libc-start.c:308
#30 0x0000560286e1965e in _start ()
[Inferior 1 (process 8247) detached]

Possible duplicates by query: bug 438904, bug 436863, bug 434799, bug 412324,
bug 410586.

Reported using DrKonqi

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