[Bug 930910] Re: python2.7 crashed with SIGSEGV in createClassType()

[Launchpad Bug Tracker]

Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: python2.7 (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/930910

Title:
  python2.7 crashed with SIGSEGV in createClassType()

Status in “python2.7” package in Ubuntu:
  Confirmed

Bug description:
  Crash happens reproducibly while building guiqwt 2.1.6-2:

  
  Running Sphinx v1.0.8
  loading pickled environment... not yet created
  building [html]: targets for 8 source files that are out of date
  updating environment: 8 added, 0 changed, 0 removed
  dh_auto_build: python setup.py build --force died with signal 11                                                                                                                                                                             
  make: *** [build] Error 255
  dpkg-buildpackage: error: debian/rules build gave error exit status 2

  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: python2.7-minimal 2.7.2-13ubuntu4
  ProcVersionSignature: Ubuntu 3.2.0-15.24-generic 3.2.5
  Uname: Linux 3.2.0-15-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 1.91-0ubuntu1
  Architecture: amd64
  Date: Sun Feb 12 11:20:44 2012
  ExecutablePath: /usr/bin/python2.7
  InstallationMedia: Xubuntu 11.04 "Natty Narwhal" - Release amd64 (20110426.1)
  ProcCmdline: python setup.py build --force
  SegvAnalysis:
   Segfault happened at: 0x2afbd8690e28:	addq   $0x1,(%rax)
   PC (0x2afbd8690e28) ok
   source "$0x1" ok
   destination "(%rax)" (0x00000000) not located in a known VMA region (needed writable region)!
  SegvReason: writing NULL VMA
  Signal: 11
  SourcePackage: python2.7
  StacktraceTop:
   ?? () from /usr/lib/python2.7/dist-packages/sip.so
   ?? () from /usr/lib/python2.7/dist-packages/sip.so
   initQwt () from /usr/lib/python2.7/dist-packages/PyQt4/Qwt5/Qwt.so
   _PyImport_LoadDynamicModule ()
   ?? ()
  Title: python2.7 crashed with SIGSEGV in initQwt()
  UpgradeStatus: Upgraded to precise on 2011-11-18 (85 days ago)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare sbuild sudo

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