aptd crashed with SIGSEGV in std::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare() - __strlen_sse2 () at ../sysdeps/x86_64/multiarch/../strlen.S:43

[Gustavo Guidorizzi]

1) Description: Ubuntu oneiric (development branch)
Release: 11.10

2) aptdaemon:
  Installed: 0.43+bzr663-0ubuntu1
  Candidate: 0.43+bzr663-0ubuntu1
  Version table:
 *** 0.43+bzr663-0ubuntu1 0
        500 http://br.archive.ubuntu.com/ubuntu/ oneiric/main amd64 Packages
        100 /var/lib/dpkg/status

3) I run Update Manager...

4) ...and it crashed.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: aptdaemon 0.43+bzr663-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-7.9-generic 3.0.0
Uname: Linux 3.0.0-7-generic x86_64
Architecture: amd64
CrashCounter: 1
Date: Tue Aug 2 00:25:18 2011
ExecutablePath: /usr/sbin/aptd
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110730)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/sbin/aptd
ProcEnviron:

SegvAnalysis:
 Segfault happened at: 0x7f3cd34d0601: pcmpeqb (%rax),%xmm0
 PC (0x7f3cd34d0601) ok
 source "(%rax)" (0x7f3cc8183630) 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:

[Apport retracing service (apport)]

StacktraceTop:
 __strlen_sse2 () at ../sysdeps/x86_64/multiarch/../strlen.S:43
 length (this=<value optimized out>, __s=0x7f3cc818363c <Address 0x7f3cc818363c out of bounds>) at /build/buildd/gcc-4.6-4.6.1/build/x86_64-linux-gnu/libstdc++-v3/include/bits/char_traits.h:261
 std::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare (this=<value optimized out>, __s=0x7f3cc818363c <Address 0x7f3cc818363c out of bounds>) at /build/buildd/gcc-4.6-4.6.1/build/x86_64-linux-gnu/libstdc++-v3/include/bits/basic_string.tcc:955
 pkgCacheGenerator::ListParser::NewDepends(pkgCache::VerIterator&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, unsigned int, unsigned int) () from /usr/lib/libapt-pkg.so.4.10
 ?? ()