lkml.org 
[lkml]   [2010]   [Apr]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: 2.6.33.3-rt16 Oops caused by umount
On Wed, 28 Apr 2010, Xianghua Xiao wrote:
> On Wed, Apr 28, 2010 at 2:38 PM, Thomas Gleixner <tglx@linutronix.de> wrote:
> > On Wed, 28 Apr 2010, Xianghua Xiao wrote:
> >> Thomas,
> >> I patched it and re-run it however did not find any condition from
> >> your patch had a hit.
> >> In your patch I changed :
> >>
> >> if (!file->f_path) {
> >> to
> >> if(!(&(file->f_path))){
> >> Otherwise it won't compile as f_path is a not a pointer.
> >
> > True :)
> >
> >> # reboot
> >> # Oops: Kernel access of bad area, sig: 11 [#1]
> >
> > Ok. Can you please enable CONFIG_DEBUG_LIST ?
> >
> > Thanks,
> >
> >        tglx
> >
> I turned on that, could not find any difference from the oops log.
> If I try to remount it rw then ro, the remount ro will cause similar oops
> Thanks,
> Xianghua
>
> # reboot
> # Oops: Kernel access of bad area, sig: 11 [#1]
> PREEMPT 834x SYS
> Modules linked in:
> NIP: c009ca1c LR: c009c9cc CTR: 00000000

Can you please decode the code lines with

# addr2line -e vmlinux 0xc009ca1c 0xc009c9cc

You need to enable CONFIG_DEBUG_INFO to get real line numbers.

Thanks,

tglx
\
 
 \ /
  Last update: 2010-04-28 22:25    [W:0.046 / U:0.616 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site