CSSH cause compiz crashed with SIGSEGV in CompWindow::id()

[Dekel Amrani]

Binary package hint: unity

Running latest 11.04 Beta.
Unity 3D
trying to execute CSSH which worked well on 10.10 caused compiz to crash.

Dekel

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: unity 3.8.2-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
Uname: Linux 2.6.38-7-generic x86_64
NonfreeKernelModules: nvidia wl
Architecture: amd64
Date: Sun Apr 3 19:45:32 2011
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x43bef0 <_ZN10CompWindow2idEv>: mov 0x58(%rdi),%rax
 PC (0x0043bef0) ok
 source "0x58(%rdi)" (0x00000058) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 CompWindow::id() ()
 CompScreen::handleEvent(_XEvent*) ()
 PrivateCompositeScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libcomposite.so
 CompScreen::handleEvent(_XEvent*) ()
 PrivateGLScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libopengl.so
Title: compiz crashed with SIGSEGV in CompWindow::id()
UpgradeStatus: Upgraded to natty on 2011-04-03 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Sebastien Bacher (seb128)]

could be bug #747439 or similar

[Mark Ulmer (markulmer)]

Same as above, crash attempting to launch CSSH.

[johnhamelink (johnhamelink)]

Me too, always happens when launching CSSH (cluster SSH for those confused).