irqbalance crashed with SIGSEGV in readdir64()

[slqit2002]

Binary package hint: irqbalance

Suddenly It crashed. I don't know what happened.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: irqbalance 0.56-1ubuntu3
ProcVersionSignature: Ubuntu 2.6.38-7.36-generic 2.6.38
Uname: Linux 2.6.38-7-generic x86_64
Architecture: amd64
Date: Fri Mar 18 21:46:12 2011
ExecutablePath: /usr/sbin/irqbalance
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
ProcCmdline: /usr/sbin/irqbalance
ProcEnviron: PATH=(custom, no user)
SegvAnalysis:
 Segfault happened at: 0x7f0b02e77326 <readdir64+54>: cmpxchg %esi,0x4(%rbx)
 PC (0x7f0b02e77326) ok
 source "%esi" ok
 destination "0x4(%rbx)" (0x00000004) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: irqbalance
StacktraceTop:
 readdir64 () from /lib/x86_64-linux-gnu/libc.so.6
 ?? ()
 ?? ()
 ?? ()
 ?? ()
Title: irqbalance crashed with SIGSEGV in readdir64()
UpgradeStatus: Upgraded to natty on 2011-03-17 (3 days ago)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 __readdir (dirp=0x0) at ../sysdeps/unix/readdir.c:45
 investigate (irq=0x61d870, number=20) at irqlist.c:72
 set_interrupt_count (number=20, count=0) at irqlist.c:173
 parse_proc_interrupts () at procinterrupts.c:84
 main (argc=<value optimized out>, argv=<value optimized out>) at irqbalance.c:94

[Chuck Short (zulcss)]

Reported to:

http://code.google.com/p/irqbalance/issues/list?thanks=14&ts=1301922745

chuck

[Adam Conrad (adconrad)]

irqbalance (0.56-1ubuntu4) precise; urgency=low

  * Apply patch from Stephen Gran to fix a SEGV on some systems.

 -- Adam Conrad <email address hidden> Fri, 03 Feb 2012 22:13:07 -0700