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[Bug 1273306] [NEW] python3.3 crashed with SIGSEGV in QWidget::destroy()

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From: Launchpad Bug Tracker <1273306@xxxxxxxxxxxxxxxxxx>
Date: Mon, 27 Jan 2014 16:42:44 -0000
Reply-to: Bug 1273306 <1273306@xxxxxxxxxxxxxxxxxx>
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This happens when trying to run window-mocker with python3:

$ bzr branch lp:~coreygoldberg/window-mocker/py3
$ cd py3
$ PYTHONPATH=. python3 bin/window-mocker -t Qt5

When merely closing the window it cleanly exits for me; but when
resizing the window I get this crash.

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: python3.3-minimal 3.3.3-6
ProcVersionSignature: Ubuntu 3.13.0-5.20-generic 3.13.0
Uname: Linux 3.13.0-5-generic x86_64
ApportVersion: 2.13.2-0ubuntu1
Architecture: amd64
CurrentDesktop: Unity
Date: Mon Jan 27 17:23:52 2014
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/python3.3
ExecutableTimestamp: 1389422324
InstallationDate: Installed on 2013-10-14 (105 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Beta amd64 (20131013)
ProcCmdline: python3 bin/window-mocker -t Qt5
ProcCwd: /home/martin/ubuntu/tmp/py3
SegvAnalysis:
 Segfault happened at: 0x7ff6f44b994d <_ZN7QWidget7destroyEbb+637>:	mov    0x8(%rax),%rdi
 PC (0x7ff6f44b994d) ok
 source "0x8(%rax)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: python3.3
StacktraceTop:
 QWidget::destroy (this=this@entry=0x239d360, destroyWindow=destroyWindow@entry=true, destroySubWindows=destroySubWindows@entry=true) at kernel/qwidget_qpa.cpp:172
 QWidget::~QWidget (this=0x239d360, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1478
 QMenu::~QMenu (this=0x239d360, __in_chrg=<optimized out>) at widgets/qmenu.cpp:1362
 MenuBarAdapter::~MenuBarAdapter() () from /tmp/apport_sandbox_qceHPQ/usr/lib/x86_64-linux-gnu/qt5/plugins/menubar/libappmenu-qt.so
 AppMenuPlatformMenuBar::destroyMenuBar() () from /tmp/apport_sandbox_qceHPQ/usr/lib/x86_64-linux-gnu/qt5/plugins/menubar/libappmenu-qt.so
Title: python3.3 crashed with SIGSEGV in QWidget::destroy()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm autopilot cdrom dip lpadmin plugdev sambashare sbuild sudo

** Affects: window-mocker
     Importance: Undecided
         Status: New

** Affects: appmenu-qt (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-crash trusty
-- 
python3.3 crashed with SIGSEGV in QWidget::destroy()
https://bugs.launchpad.net/bugs/1273306
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