npviewer.bin crashed with SIGSEGV

[Salih EMIN]

Binary package hint: nspluginwrapper

Running Ubuntu 11.04 alpha with the latest updates nspluginwrapper reported crash when I visited a website through Firefox 4.

-------------------------------
lsb_release -rd
Description: Ubuntu natty (development branch)
Release: 11.04
-------------------------------
apt-cache policy nspluginwrapper
nspluginwrapper:
  Installed: 1.2.2-0ubuntu8
  Candidate: 1.2.2-0ubuntu8
  Version table:
 *** 1.2.2-0ubuntu8 0
        500 http://archive.ubuntu.com/ubuntu/ natty/multiverse amd64 Packages
        100 /var/lib/dpkg/status
------------------------------
firefox:
  Installed: 4.0~b7+nobinonly-0ubuntu3
  Candidate: 4.0~b7+nobinonly-0ubuntu3
  Version table:
 *** 4.0~b7+nobinonly-0ubuntu3 0
        500 http://archive.ubuntu.com/ubuntu/ natty/main amd64 Packages
        100 /var/lib/dpkg/status

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: nspluginwrapper 1.2.2-0ubuntu8
ProcVersionSignature: Ubuntu 2.6.37-9.22-generic 2.6.37-rc5
Uname: Linux 2.6.37-9-generic x86_64
NonfreeKernelModules: fglrx
Architecture: amd64
CrashCounter: 1
Date: Wed Dec 15 01:30:06 2010
ExecutablePath: /usr/lib/nspluginwrapper/i386/linux/npviewer.bin
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20101213)
ProcCmdline: /usr/lib/nspluginwrapper/i386/linux/npviewer.bin --plugin /usr/lib/flashplugin-installer/libflashplayer.so --connection /org/wrapper/NSPlugins/libflashplayer.so/1674-1
ProcEnviron:
 LANG=en_US.utf8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0xf6208ed1: mov (%eax),%ecx
 PC (0xf6208ed1) ok
 source "(%eax)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%ecx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: nspluginwrapper
StacktraceTop:
 ?? () from /usr/lib/flashplugin-installer/libflashplayer.so
 ?? () from /usr/lib/flashplugin-installer/libflashplayer.so
 ?? () from /usr/lib/flashplugin-installer/libflashplayer.so
 ?? () from /usr/lib/flashplugin-installer/libflashplayer.so
 ?? () from /usr/lib/flashplugin-installer/libflashplayer.so
Title: npviewer.bin crashed with SIGSEGV
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare