[MassifVisualizer] [massif-visualizer] [Bug 320776] New: Crash when switching to Detailed Memory Analysis

[Vishesh Handa]

https://bugs.kde.org/show_bug.cgi?id=320776

            Bug ID: 320776
           Summary: Crash when switching to Detailed Memory Analysis
    Classification: Unclassified
           Product: massif-visualizer
           Version: master
          Platform: Compiled Sources
                OS: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: callgraph
          Assignee: massif-visualizer at kde.org
          Reporter: me at vhanda.in

Crashes when I choose "Detailed Memory Analysis". It crashes in Thread 4.

Backtrace - Thread 4 (Thread 0x7fffdf9f1700 (LWP 23758)):
#0  0x00007fffe55f4430 in agdictof () from /usr/lib/libgraph.so.5
#1  0x00007fffe55f46b9 in agfindattr () from /usr/lib/libgraph.so.5
#2  0x00007fffe55f46ec in agattr () from /usr/lib/libgraph.so.5
#3  0x00007fffe582741b in gvContext () from /usr/lib/libgvc.so.6
#4  0x00007fffe4efed38 in LoadAGraphThread::run (this=0x981000) at
/home/vishesh/kde/src/extragear/kgraphviewer/src/part/loadagraphthread.cpp:29
#5  0x00007ffff45aad1f in ?? () from /usr/lib/libQtCore.so.4
#6  0x00007ffff431bdd2 in start_thread () from /usr/lib/libpthread.so.0
#7  0x00007ffff3834ced in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7fffe48a2700 (LWP 23756)):
#0  0x00007ffff382c09d in poll () from /usr/lib/libc.so.6
#1  0x00007fffef0d9134 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fffef0d923c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#3  0x00007ffff46d78d5 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQtCore.so.4
#4  0x00007ffff46a996f in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQtCore.so.4
#5  0x00007ffff46a9c65 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQtCore.so.4
#6  0x00007ffff45a867f in QThread::exec() () from /usr/lib/libQtCore.so.4
#7  0x00007ffff45aad1f in ?? () from /usr/lib/libQtCore.so.4
#8  0x00007ffff431bdd2 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007ffff3834ced in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7ffff7f9d780 (LWP 23751)):
#0  0x00007ffff7de8dfe in _dl_fixup () from /lib64/ld-linux-x86-64.so.2
#1  0x00007ffff7def305 in _dl_runtime_resolve () from
/lib64/ld-linux-x86-64.so.2
#2  0x00007ffff6ee875c in KParts::ReadOnlyPartPrivate::openLocalFile
(this=0x975570) at /home/vishesh/kde/src/kdelibs/kparts/part.cpp:593
#3  0x00007ffff6ee83bd in KParts::ReadOnlyPart::openUrl (this=0x9b3650,
url=...) at /home/vishesh/kde/src/kdelibs/kparts/part.cpp:555
#4  0x000000000045e875 in Massif::MainWindow::showDotGraph (this=0x9916f0) at
/home/vishesh/kde/src/extragear/massif-visualizer/app/mainwindow.cpp:836
#5  0x000000000045e10d in Massif::MainWindow::slotTabChanged (this=0x9916f0,
index=1) at
/home/vishesh/kde/src/extragear/massif-visualizer/app/mainwindow.cpp:791
#6  0x0000000000460059 in Massif::MainWindow::qt_static_metacall (_o=0x9916f0,
_c=QMetaObject::InvokeMetaMethod, _id=14, _a=0x7fffffffcd70)
    at
/home/vishesh/kde/build/extragear/massif-visualizer/app/mainwindow.moc:116
#7  0x00007ffff46be8ec in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () from /usr/lib/libQtCore.so.4
#8  0x00007ffff5029c2e in QTabWidget::currentChanged(int) () from
/usr/lib/libQtGui.so.4
---Type <return> to continue, or q <return> to quit---
#9  0x00007ffff5029d33 in ?? () from /usr/lib/libQtGui.so.4
#10 0x00007ffff46be8ec in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () from /usr/lib/libQtCore.so.4
#11 0x00007ffff501f7ae in QTabBar::currentChanged(int) () from
/usr/lib/libQtGui.so.4
#12 0x00007ffff5023fe5 in QTabBar::mousePressEvent(QMouseEvent*) () from
/usr/lib/libQtGui.so.4
#13 0x00007ffff4c292e1 in QWidget::event(QEvent*) () from
/usr/lib/libQtGui.so.4
#14 0x00007ffff5025fc2 in QTabBar::event(QEvent*) () from
/usr/lib/libQtGui.so.4
#15 0x00007ffff4bda0ac in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/libQtGui.so.4
#16 0x00007ffff4be07ad in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#17 0x00007ffff78e9a6b in KApplication::notify (this=0x7fffffffdc80,
receiver=0x968f40, event=0x7fffffffd4b0)
    at /home/vishesh/kde/src/kdelibs/kdeui/kernel/kapplication.cpp:311
#18 0x00007ffff46aac3d in QCoreApplication::notifyInternal(QObject*, QEvent*)
() from /usr/lib/libQtCore.so.4
#19 0x00007ffff4bdff63 in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) ()
   from /usr/lib/libQtGui.so.4
#20 0x00007ffff4c519db in ?? () from /usr/lib/libQtGui.so.4
#21 0x00007ffff4c5044c in QApplication::x11ProcessEvent(_XEvent*) () from
/usr/lib/libQtGui.so.4
#22 0x00007ffff4c76fb2 in ?? () from /usr/lib/libQtGui.so.4
#23 0x00007fffef0d8e46 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
#24 0x00007fffef0d9198 in ?? () from /usr/lib/libglib-2.0.so.0
#25 0x00007fffef0d923c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#26 0x00007ffff46d78d5 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQtCore.so.4
#27 0x00007ffff4c77066 in ?? () from /usr/lib/libQtGui.so.4
#28 0x00007ffff46a996f in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQtCore.so.4
#29 0x00007ffff46a9c65 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQtCore.so.4
#30 0x00007ffff46aeccb in QCoreApplication::exec() () from
/usr/lib/libQtCore.so.4
#31 0x0000000000456b3e in main (argc=2, argv=0x7fffffffdf28) at
/home/vishesh/kde/src/extragear/massif-visualizer/app/main.cpp:60

Reproducible: Always

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