Comment 8 for bug 957231

Colin, I hope this helps..See Attachements

On Wed, Apr 3, 2013 at 10:36 AM, Colin Watson <email address hidden>wrote:

> The failing line of code is:
>
> case Origin: FileI->Origin = WriteUniqString(data); break;
>
> I suspect this might be a problem with the complex C++ gadgets that
> handle writing into apt's cache, but it's hard to tell. I further
> suspect that this is quite strongly dependent on things like the exact
> set of archives you have active. Could people affected by this please
> attach a tarball of /etc/apt/, in particular including sources.list and
> sources.list.d/*?
>
> ** Changed in: apt (Ubuntu)
> Status: Confirmed => Triaged
>
> --
> You received this bug notification because you are subscribed to a
> duplicate bug report (1145193).
> https://bugs.launchpad.net/bugs/957231
>
> Title:
> update-manager crashed with SIGSEGV in
> debListParser::LoadReleaseInfo()
>
> Status in “apt” package in Ubuntu:
> Triaged
>
> Bug description:
> just would not complete the update
>
> ProblemType: Crash
> DistroRelease: Ubuntu 12.04
> Package: update-manager 1:0.156.8
> ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
> Uname: Linux 3.2.0-18-generic x86_64
> NonfreeKernelModules: fglrx
> ApportVersion: 1.94.1-0ubuntu2
> Architecture: amd64
> Date: Fri Mar 16 17:46:18 2012
> ExecutablePath: /usr/bin/update-manager
> GsettingsChanges:
> com.ubuntu.update-manager first-run false
> com.ubuntu.update-manager launch-time 1331920010
> com.ubuntu.update-manager show-details true
> com.ubuntu.update-manager window-height 932
> com.ubuntu.update-manager window-width 731
> InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64
> (20120201.2)
> InterpreterPath: /usr/bin/python2.7
> PackageArchitecture: all
> ProcCmdline: /usr/bin/python /usr/bin/update-manager
> ProcEnviron:
> SHELL=/bin/bash
> LANGUAGE=en_GB:en
> LANG=en_GB.UTF-8
> SegvAnalysis:
> Segfault happened at: 0x7f4c9838a019
> <_ZN13debListParser15LoadReleaseInfoERN8pkgCache15PkgFileIteratorER6FileFdSs+1561>:
> mov %eax,0x14(%rbx)
> PC (0x7f4c9838a019) ok
> source "%eax" ok
> destination "0x14(%rbx)" (0x7f4c7bfea5c4) not located in a known VMA
> region (needed writable region)!
> SegvReason: writing unknown VMA
> Signal: 11
> SourcePackage: update-manager
> StacktraceTop:
> debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator&, FileFd&,
> std::string) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
> debPackagesIndex::Merge(pkgCacheGenerator&, OpProgress*) const () from
> /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
> ?? () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
> pkgCacheGenerator::MakeStatusCache(pkgSourceList&, OpProgress*, MMap**,
> bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
> pkgCacheFile::BuildCaches(OpProgress*, bool) () from
> /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
> Title: update-manager crashed with SIGSEGV in
> debListParser::LoadReleaseInfo()
> UpgradeStatus: Upgraded to precise on 2012-03-07 (8 days ago)
> UserGroups: adm audio avahi avahi-autoipd backup bin bluetooth cdrom
> clamav colord couchdb crontab daemon dialout dip disk fax floppy fuse games
> gdm gnats kmem libuuid lightdm list lp lpadmin mail man messagebus mlocate
> netdev news ntp operator plugdev proxy pulse pulse-access root rtkit
> sambashare saned sasl scanner shadow src ssh ssl-cert staff sudo sys syslog
> tape tty users utempter utmp uucp vboxusers video voice whoopsie www-data
>
> To manage notifications about this bug go to:
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>

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