apt_check.py crashed with SIGSEGV in PyMarshal_ReadLastObjectFromFile()

[ubername]

Binary package hint: update-notifier

Installing updates 28/9/9

ProblemType: Crash
Architecture: amd64
Date: Mon Sep 28 16:25:50 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/lib/update-notifier/apt_check.py
InterpreterPath: /usr/bin/python2.6
NonfreeKernelModules: nvidia
Package: update-notifier-common 0.88
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/lib/update-notifier/apt-check
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-11.36-generic
Signal: 11
SourcePackage: update-notifier
StacktraceTop:
 PyMarshal_ReadLastObjectFromFile ()
 ?? ()
 ?? ()
 ?? ()
 ?? ()
Title: apt_check.py crashed with SIGSEGV in PyMarshal_ReadLastObjectFromFile()
Uname: Linux 2.6.31-11-generic x86_64
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
SegvAnalysis:
 Segfault happened at: 0x4bd376 <PyMarshal_ReadLastObjectFromFile+54>: callq 0x416978 <fileno@plt>
 PC (0x004bd376) ok
 source "0x416978" (0x00416978) ok
 destination "(%rsp)" (0x7fff347a19a0) in non-writable VMA region: 0x7fff345a4000-0x7fff347a3000 ---p /lib/libpthread-2.10.1.so
 Stack memory exhausted (SP below stack segment)
SegvReason: writing VMA /lib/libpthread-2.10.1.so

[Apport retracing service (apport)]

StacktraceTop:PyMarshal_ReadLastObjectFromFile (fp=0x1ec5450)
load_source_module (
import_submodule (mod=0x81b5c0,
load_next (mod=0x81b5c0,
import_module_level (name=0x0, globals=0x1e945f0,