[Bug 947837] Re: update-manager crashed with SIGSEGV in PkgDepCacheMarkedInstall()

[Brian Murray]

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https://bugs.launchpad.net/bugs/947837

Title:
  update-manager crashed with SIGSEGV in PkgDepCacheMarkedInstall()

Status in “update-manager” package in Ubuntu:
  Confirmed

Bug description:
  Refreshed repositories and attempted upgrade after receiving "W: Failed to fetch gzip:/var/lib/apt/lists/partial/us.archive.ubuntu.com_ubuntu_dists_precise_main_i18n_Translation-en  Encountered a section with no Package: header
  "

  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: update-manager 1:0.156.7
  ProcVersionSignature: Ubuntu 3.2.0-18.28-generic-pae 3.2.9
  Uname: Linux 3.2.0-18-generic-pae i686
  ApportVersion: 1.94-0ubuntu1
  Architecture: i386
  Date: Tue Mar  6 11:22:33 2012
  ExecutablePath: /usr/bin/update-manager
  GsettingsChanges:
   com.ubuntu.update-manager first-run false
   com.ubuntu.update-manager launch-time 1331025772
   com.ubuntu.update-manager show-details true
   com.ubuntu.update-manager window-height 500
   com.ubuntu.update-manager window-width 600
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha i386 (20120201.1)
  InterpreterPath: /usr/bin/python2.7
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python /usr/bin/update-manager
  ProcEnviron:
   LANGUAGE=en_US:en
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0xb5c7b965:	cmpw   $0x202,0x16(%eax)
   PC (0xb5c7b965) ok
   source "$0x202" ok
   destination "0x16(%eax)" (0x08f4f95a) not located in a known VMA region (needed writable region)!
  SegvReason: writing unknown VMA
  Signal: 11
  SourcePackage: update-manager
  StacktraceTop:
   ?? () from /usr/lib/python2.7/dist-packages/apt_pkg.so
   PyEval_EvalFrameEx ()
   PyEval_EvalCodeEx ()
   ?? ()
   ?? ()
  Title: update-manager crashed with SIGSEGV in PyEval_EvalFrameEx()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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