This is the mail archive of the
systemtap@sourceware.org
mailing list for the systemtap project.
Re: Oops while running systemtap on the p6 machine against the kernel version 2.6.36-rc7-git3
- From: fche at redhat dot com (Frank Ch. Eigler)
- To: divya <dipraksh at linux dot vnet dot ibm dot com>
- Cc: systemtap at sources dot redhat dot com, linuxppc-dev at ozlabs dot org
- Date: Wed, 03 Nov 2010 08:49:39 -0400
- Subject: Re: Oops while running systemtap on the p6 machine against the kernel version 2.6.36-rc7-git3
- References: <4CB704AC.4070203@linux.vnet.ibm.com>
divya <dipraksh@linux.vnet.ibm.com> writes:
> While running systemtap tests on the p6 machine , against the kernel version 2.6.36-rc7-git3
> Oops occured , here are the call trace
>
> BUG: spinlock bad magic on CPU#6, stapio/20398
> -- 0:conmux-control -- time-stamp -- Oct/13/10 2:49:18 --res
> lock: c000000000fcfa18, .magic: 00000000, .owner:<none>/-1, .owner_cpu: 0
> [...]
jistone committed some timing-related changes last night. Would you
mind trying a new build on your ppc box?
It seems as through there is a concurrency problem with the timer
shutdown process. If the problem still occurs, we might need to
instrument that part of the kernel and/or runtime code to figure it
out.
- FChE