sreadahead seg fault on startup (amd64)

[DGR]

Binary package hint: sreadahead

Description: Ubuntu karmic (development branch)
Release: 9.10

sreadahead:
  Installé : 1.0-4
  Candidat : 1.0-4
 Table de version :
 *** 1.0-4 0
        500 http://fr.archive.ubuntu.com karmic/main Packages
        100 /var/lib/dpkg/status

ProblemType: Crash
Architecture: amd64
CrashCounter: 1
Date: Thu Oct 8 19:59:24 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /sbin/sreadahead
NonfreeKernelModules: nvidia
Package: sreadahead 1.0-4
ProcCmdline: /sbin/sreadahead -t 0
ProcEnviron: PATH=(custom, no user)
ProcVersionSignature: Ubuntu 2.6.31-12.41-generic
SegvAnalysis:
 Segfault happened at: 0x401f3b: mov (%r15,%rdi,1),%dil
 PC (0x00401f3b) ok
 source "(%r15,%rdi,1)" (0x7fe7364aa010) not located in a known VMA region (needed readable region)!
 destination "%dil" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: sreadahead
StacktraceTop:
 __pause_nocancel () from /lib/libpthread.so.0
 ?? ()
 __libc_start_main () from /lib/libc.so.6
 ?? ()
 ?? ()
Title: sreadahead crashed with SIGSEGV in __pause_nocancel()
Uname: Linux 2.6.31-12-generic x86_64
UserGroups: