[Okular-devel] [okular] [Bug 326587] New: Okular crashes when PDF disappears

adamcrume at gmail.com adamcrume at gmail.com
Thu Oct 24 23:41:45 UTC 2013 

https://bugs.kde.org/show_bug.cgi?id=326587

            Bug ID: 326587
           Summary: Okular crashes when PDF disappears
    Classification: Unclassified
           Product: okular
           Version: 0.17.2
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: okular-devel at kde.org
          Reporter: adamcrume at gmail.com

Application: okular (0.17.2)
KDE Platform Version: 4.11.2
Qt Version: 4.8.4
Operating System: Linux 3.11.0-12-generic x86_64
Distribution: Ubuntu 13.10

-- Information about the crash:
I was displaying a PDF in Okular.  When I recompiled the PDF with pdflatex,
Okular crashed.

The crash does not seem to be reproducible.

-- Backtrace:
Application: Okular (okular), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f430d3167c0 (LWP 2642))]

Thread 2 (Thread 0x7f42f6984700 (LWP 2644)):
#0  0x00007f430a32af7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f4306f24694 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4306f2479c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f430ad2ba76 in QEventDispatcherGlib::processEvents
(this=0x7f42f00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f430acfd5ef in QEventLoop::processEvents
(this=this at entry=0x7f42f6983d70, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f430acfd8e5 in QEventLoop::exec (this=this at entry=0x7f42f6983d70,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f430abfc88f in QThread::exec (this=this at entry=0x20fd420) at
thread/qthread.cpp:542
#7  0x00007f430acded13 in QInotifyFileSystemWatcherEngine::run (this=0x20fd420)
at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f430abfef2f in QThreadPrivate::start (arg=0x20fd420) at
thread/qthread_unix.cpp:338
#9  0x00007f43073fcf6e in start_thread (arg=0x7f42f6984700) at
pthread_create.c:311
#10 0x00007f430a3379cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f430d3167c0 (LWP 2642)):
[KCrash Handler]
#6  0x00007f42fc050893 in Okular::Page::number (this=0x337e290) at
../core/page.cpp:162
#7  0x00007f42fc37bfd9 in pageNumber (this=0x20fa350) at
../ui/thumbnaillist.cpp:113
#8  ThumbnailWidget::paint (this=0x20fa350, p=..., _clipRect=...) at
../ui/thumbnaillist.cpp:937
#9  0x00007f42fc37c494 in ThumbnailListPrivate::paintEvent (this=<optimized
out>, e=0x7fff19b371a0) at ../ui/thumbnaillist.cpp:191
#10 0x00007f430b73f104 in QWidget::event (this=0x1b899d0, event=0x7fff19b371a0)
at kernel/qwidget.cpp:8532
#11 0x00007f430b6efdfc in QApplicationPrivate::notify_helper
(this=this at entry=0x18515e0, receiver=receiver at entry=0x1b899d0,
e=e at entry=0x7fff19b371a0) at kernel/qapplication.cpp:4567
#12 0x00007f430b6f6470 in QApplication::notify (this=this at entry=0x7fff19b393c0,
receiver=receiver at entry=0x1b899d0, e=e at entry=0x7fff19b371a0) at
kernel/qapplication.cpp:4353
#13 0x00007f430c3f9a6a in KApplication::notify (this=0x7fff19b393c0,
receiver=0x1b899d0, event=0x7fff19b371a0) at
../../kdeui/kernel/kapplication.cpp:311
#14 0x00007f430acfe8bd in QCoreApplication::notifyInternal
(this=0x7fff19b393c0, receiver=receiver at entry=0x1b899d0,
event=event at entry=0x7fff19b371a0) at kernel/qcoreapplication.cpp:946
#15 0x00007f430b739811 in sendSpontaneousEvent (event=0x7fff19b371a0,
receiver=0x1b899d0) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#16 QWidgetPrivate::drawWidget (this=this at entry=0x1b89a60,
pdev=pdev at entry=0x201e790, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5598
#17 0x00007f430b73a240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1bd18f0, pdev=pdev at entry=0x201e790, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5807
#18 0x00007f430b7393cc in QWidgetPrivate::drawWidget
(this=this at entry=0x1bd18f0, pdev=pdev at entry=0x201e790, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5651
#19 0x00007f430b73a240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1bdb450, pdev=pdev at entry=0x201e790, siblings=...,
index=<optimized out>, index at entry=2, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5807
#20 0x00007f430b73a0af in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1bdb450, pdev=pdev at entry=0x201e790, siblings=..., index=2,
rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5794
#21 0x00007f430b7393cc in QWidgetPrivate::drawWidget
(this=this at entry=0x1bdb450, pdev=pdev at entry=0x201e790, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5651
#22 0x00007f430b73a240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1bcdad0, pdev=pdev at entry=0x201e790, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5807
#23 0x00007f430b7393cc in QWidgetPrivate::drawWidget
(this=this at entry=0x1bcdad0, pdev=pdev at entry=0x201e790, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5651
#24 0x00007f430b73a240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1b857c0, pdev=pdev at entry=0x201e790, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5807
#25 0x00007f430b7393cc in QWidgetPrivate::drawWidget
(this=this at entry=0x1b857c0, pdev=pdev at entry=0x201e790, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5651
#26 0x00007f430b73a240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1b96e30, pdev=pdev at entry=0x201e790, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5807
#27 0x00007f430b7393cc in QWidgetPrivate::drawWidget
(this=this at entry=0x1b96e30, pdev=pdev at entry=0x201e790, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5651
#28 0x00007f430b73a240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1b9d660, pdev=pdev at entry=0x201e790, siblings=...,
index=<optimized out>, index at entry=2, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5807
#29 0x00007f430b73a0af in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1b9d660, pdev=pdev at entry=0x201e790, siblings=..., index=2,
rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5794
#30 0x00007f430b7393cc in QWidgetPrivate::drawWidget
(this=this at entry=0x1b9d660, pdev=pdev at entry=0x201e790, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5651
#31 0x00007f430b73a240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1b8f420, pdev=pdev at entry=0x201e790, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5807
#32 0x00007f430b7393cc in QWidgetPrivate::drawWidget
(this=this at entry=0x1b8f420, pdev=pdev at entry=0x201e790, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5651
#33 0x00007f430b73a240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1a98c10, pdev=pdev at entry=0x201e790, siblings=...,
index=<optimized out>, index at entry=13, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5807
#34 0x00007f430b73a0af in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x1a98c10, pdev=pdev at entry=0x201e790, siblings=..., index=13,
rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5794
#35 0x00007f430b7393cc in QWidgetPrivate::drawWidget (this=0x1a98c10,
pdev=0x201e790, rgn=..., offset=..., flags=flags at entry=5,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x1f210a0) at kernel/qwidget.cpp:5651
#36 0x00007f430b8fbf9e in QWidgetBackingStore::sync (this=0x1f210a0) at
painting/qbackingstore.cpp:1373
#37 0x00007f430b72efc0 in QWidgetPrivate::syncBackingStore
(this=this at entry=0x1a98c10) at kernel/qwidget.cpp:1896
#38 0x00007f430b73ec82 in QWidget::event (this=this at entry=0x1a98a30,
event=event at entry=0xdb0ce20) at kernel/qwidget.cpp:8679
#39 0x00007f430baf8db3 in QMainWindow::event (this=this at entry=0x1a98a30,
event=event at entry=0xdb0ce20) at widgets/qmainwindow.cpp:1478
#40 0x00007f430c4adfa1 in KMainWindow::event (this=this at entry=0x1a98a30,
ev=ev at entry=0xdb0ce20) at ../../kdeui/widgets/kmainwindow.cpp:1084
#41 0x00007f430c4e5a49 in KXmlGuiWindow::event (this=0x1a98a30, ev=0xdb0ce20)
at ../../kdeui/xmlgui/kxmlguiwindow.cpp:126
#42 0x00007f430b6efdfc in QApplicationPrivate::notify_helper
(this=this at entry=0x18515e0, receiver=receiver at entry=0x1a98a30,
e=e at entry=0xdb0ce20) at kernel/qapplication.cpp:4567
#43 0x00007f430b6f6470 in QApplication::notify (this=this at entry=0x7fff19b393c0,
receiver=receiver at entry=0x1a98a30, e=e at entry=0xdb0ce20) at
kernel/qapplication.cpp:4353
#44 0x00007f430c3f9a6a in KApplication::notify (this=0x7fff19b393c0,
receiver=0x1a98a30, event=0xdb0ce20) at ../../kdeui/kernel/kapplication.cpp:311
#45 0x00007f430acfe8bd in QCoreApplication::notifyInternal
(this=0x7fff19b393c0, receiver=receiver at entry=0x1a98a30,
event=event at entry=0xdb0ce20) at kernel/qcoreapplication.cpp:946
#46 0x00007f430ad01e1f in sendEvent (event=0xdb0ce20, receiver=0x1a98a30) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#47 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver at entry=0x0,
event_type=event_type at entry=0, data=0x1819670) at
kernel/qcoreapplication.cpp:1570
#48 0x00007f430ad022c3 in QCoreApplication::sendPostedEvents
(receiver=receiver at entry=0x0, event_type=event_type at entry=0) at
kernel/qcoreapplication.cpp:1463
#49 0x00007f430ad2c073 in sendPostedEvents () at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#50 postEventSourceDispatch (s=0x185a910) at
kernel/qeventdispatcher_glib.cpp:279
#51 0x00007f4306f243a6 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007f4306f246f8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007f4306f2479c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007f430ad2ba55 in QEventDispatcherGlib::processEvents (this=0x181ab30,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#55 0x00007f430b7919d6 in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#56 0x00007f430acfd5ef in QEventLoop::processEvents
(this=this at entry=0x7fff19b39200, flags=...) at kernel/qeventloop.cpp:149
#57 0x00007f430acfd8e5 in QEventLoop::exec (this=this at entry=0x7fff19b39200,
flags=...) at kernel/qeventloop.cpp:204
#58 0x00007f430ad02e5b in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1218
#59 0x00007f430b6ee34c in QApplication::exec () at kernel/qapplication.cpp:3828
#60 0x0000000000408276 in main (argc=<optimized out>, argv=<optimized out>) at
../../shell/main.cpp:100

Reported using DrKonqi

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