Untraceable heap corruption: compiz assert failure: *** glibc detected *** compiz: free(): invalid next size (fast): 0x090493f0 ***

[Omer Akram]

I disabled the static application switcher in CCSM and unity crashed.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: libnux-1.0-0 1.0.8-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-7.9-generic 3.0.0
Uname: Linux 3.0.0-7-generic i686
Architecture: i386
AssertionMessage: *** glibc detected *** compiz: free(): invalid next size (fast): 0x090493f0 ***
Date: Tue Aug 2 04:06:45 2011
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha i386 (20110702)
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Signal: 6
SourcePackage: nux
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: compiz assert failure: *** glibc detected *** compiz: free(): invalid next size (fast): 0x090493f0 ***
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 __kernel_vsyscall ()
 raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
 abort () at abort.c:92
 __libc_message (do_abort=2, fmt=0x10f0a2c "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
 malloc_printerr (action=<value optimized out>, str=<value optimized out>, ptr=0x90493f0) at malloc.c:6283

[Mirco Müller (macslow)]

There're no symbol-definitions in any of the backtraces for unity and nux. This needs to be redone with the corresponding -dbg packages being installed.

[Dylan Borg (borgdylan)]

also affecting quantal...