[Bug 815697] Re: aptd crashed with SIGSEGV in std::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare()

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Title:
  aptd crashed with SIGSEGV in std::basic_string<char,
  std::char_traits<char>, std::allocator<char> >::compare()

Status in “aptdaemon” package in Ubuntu:
  New

Bug description:
  I tried installing a standalone file (a .deb for Google Chrome)
  downloaded using Firefox. When I clicked the downloaded file in
  Firefox, the Software Center opened. Closing Firefox with the Software
  Center open generated this bug report.

  ProblemType: Crash
  DistroRelease: Ubuntu 11.10
  Package: aptdaemon 0.43+bzr662-0ubuntu1
  ProcVersionSignature: Ubuntu 3.0.0-6.7-generic 3.0.0-rc7
  Uname: Linux 3.0.0-6-generic x86_64
  NonfreeKernelModules: wl
  Architecture: amd64
  Date: Sun Jul 24 22:51:36 2011
  ExecutablePath: /usr/sbin/aptd
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110724)
  InterpreterPath: /usr/bin/python2.7
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python /usr/sbin/aptd
  ProcEnviron:
   
  SegvAnalysis:
   Segfault happened at: 0x7f604c7cc601:	pcmpeqb (%rax),%xmm0
   PC (0x7f604c7cc601) ok
   source "(%rax)" (0x7f6041486630) not located in a known VMA region (needed readable region)!
   destination "%xmm0" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: aptdaemon
  StacktraceTop:
   ?? () from /lib/x86_64-linux-gnu/libc.so.6
   std::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare(char const*) const () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
   pkgCacheGenerator::FinishCache(OpProgress*) () from /usr/lib/libapt-pkg.so.4.10
   pkgCacheGenerator::MakeStatusCache(pkgSourceList&, OpProgress*, MMap**, bool) () from /usr/lib/libapt-pkg.so.4.10
   pkgCacheFile::BuildCaches(OpProgress*, bool) () from /usr/lib/libapt-pkg.so.4.10
  Title: aptd crashed with SIGSEGV in std::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

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