[Bug 859785] Re: synaptic crashed with SIGSEGV in debListParser::LoadReleaseInfo()

[James M. Roche]

*** This bug is a duplicate of bug 859764 ***
    https://bugs.launchpad.net/bugs/859764


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Title:
  synaptic crashed with SIGSEGV in debListParser::LoadReleaseInfo()

Status in “synaptic” package in Ubuntu:
  New

Bug description:
  Crashed while trying to update. I've also been getting apt-xapian-
  index crashes since running sudo update-apt-xapian-index trying to fix
  the problem of Synaptic's quick search box not working. (packages are
  filtered out even when typing their exact name into the quick search
  box, even though they can be found by scrolling through the list
  alphabetically).

  Description:	Ubuntu oneiric (development branch)
  Release:	11.10

  synaptic:
    Installed: 0.75.2ubuntu6
    Candidate: 0.75.2ubuntu6
    Version table:
   *** 0.75.2ubuntu6 0
          500 http://archive.ubuntu.com/ubuntu/ oneiric/universe amd64 Packages
          100 /var/lib/dpkg/status

  ProblemType: Crash
  DistroRelease: Ubuntu 11.10
  Package: synaptic 0.75.2ubuntu6
  ProcVersionSignature: Ubuntu 3.0.0-11.18-generic 3.0.4
  Uname: Linux 3.0.0-11-generic x86_64
  NonfreeKernelModules: fglrx
  ApportVersion: 1.23-0ubuntu1
  Architecture: amd64
  Date: Tue Sep 27 01:25:00 2011
  ExecutablePath: /usr/sbin/synaptic
  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
  ProcCmdline: /usr/sbin/synaptic
  SegvAnalysis:
   Segfault happened at: 0x7fd1cef18699 <_ZN13debListParser15LoadReleaseInfoERN8pkgCache15PkgFileIteratorER6FileFdSs+649>:	mov    %eax,0x4(%rbp)
   PC (0x7fd1cef18699) ok
   source "%eax" ok
   destination "0x4(%rbp)" (0x7fd1bbd70004) not located in a known VMA region (needed writable region)!
  SegvReason: writing unknown VMA
  Signal: 11
  SourcePackage: synaptic
  StacktraceTop:
   debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator&, FileFd&, std::string) () from /usr/lib/libapt-pkg.so.4.11
   debPackagesIndex::Merge(pkgCacheGenerator&, OpProgress*) const () from /usr/lib/libapt-pkg.so.4.11
   ?? () from /usr/lib/libapt-pkg.so.4.11
   pkgCacheGenerator::MakeStatusCache(pkgSourceList&, OpProgress*, MMap**, bool) () from /usr/lib/libapt-pkg.so.4.11
   ?? ()
  Title: synaptic crashed with SIGSEGV in debListParser::LoadReleaseInfo()
  UpgradeStatus: Upgraded to oneiric on 2011-09-20 (6 days ago)
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