On Saturday 21 October 2006 23:09, Stefan Richter wrote:
> Michael Buesch wrote:
> > On Saturday 21 October 2006 10:43, Stefan Richter wrote:
> ...
> >> https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=188140
> ...
> > Looking through the code I was not able to locate the exact line
> > at which it oopses, with the above oops message.
> > Are you able to track down the exact pointer dereference, which causes
> > this? By inserting printks, perhaps.
>
> I need the original reporter to do this since I cannot reproduce the
> bug. Probably because I don't have an SMP machine yet.
>
> > Maybe FC changed some of the structures. I couldn't find
> > a used structure with an interresting member at offset 00000020, at least.
>
> Could be struct sysfs_dirent.s_dentry if I'm counting correctly in
> http://www.linux-m32r.org/lxr/http/source/include/linux/sysfs.h?v=2.6.16#L68
> The trace was from 2.6.16.
Yeah, I found that offset, too, but:
There is only one usage of s_dentry
if (next->s_dentry)
But _before_ that there already comes
if (!next->s_element)
So, if "next" was NULL, it would already oops there.
--
Greetings Michael.
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