unity-2d-panel assert failure: *** glibc detected *** unity-2d-panel: invalid fastbin entry (free): 0x094f0700 ***

[al_b]

11.10

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: unity-2d-panel 4.6.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-10.16-generic 3.0.4
Uname: Linux 3.0.0-10-generic i686
ApportVersion: 1.22.1-0ubuntu2
Architecture: i386
AssertionMessage: *** glibc detected *** unity-2d-panel: invalid fastbin entry (free): 0x094f0700 ***
Date: Fri Sep 9 19:35:18 2011
ExecutablePath: /usr/bin/unity-2d-panel
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Beta i386 (20100901.1)
ProcCmdline: unity-2d-panel
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Signal: 6
SourcePackage: unity-2d
StacktraceTop:
 __kernel_vsyscall ()
 raise () from /lib/i386-linux-gnu/libc.so.6
 abort () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /lib/i386-linux-gnu/libc.so.6
Title: unity-2d-panel assert failure: *** glibc detected *** unity-2d-panel: invalid fastbin entry (free): 0x094f0700 ***
UpgradeStatus: Upgraded to oneiric on 2011-09-02 (7 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 __libc_message (do_abort=2, fmt=0x5e6080 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
 malloc_printerr (action=<optimized out>, str=<optimized out>, ptr=0x94f0700) at malloc.c:6283
 _int_free (av=0x622400, p=0x94f06f8) at malloc.c:4795
 __GI___libc_free (mem=0x94f0700) at malloc.c:3738
 qFree (ptr=0x94f0700) at global/qmalloc.cpp:60