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SubjectRe: 2.6.0-test3-mm1: scheduling while atomic (ext3?)
On Wed, Aug 13, 2003 at 01:47:46AM -0700, Andrew Morton wrote:
> Jurriaan <thunder7@xs4all.nl> wrote:
> >
> > Aug 13 06:47:48 middle -- MARK --
> > Aug 13 06:53:03 middle kernel: printing eip:
> > Aug 13 06:53:03 middle kernel: c016c14a
> > Aug 13 06:53:03 middle kernel: Oops: 0000 [#1]
> > Aug 13 06:53:03 middle kernel: PREEMPT
> > Aug 13 06:53:03 middle kernel: CPU: 0
> > Aug 13 06:53:03 middle kernel: EIP: 0060:[<c016c14a>] Not tainted VLI
> > Aug 13 06:53:03 middle kernel: EFLAGS: 00010286
> > Aug 13 06:53:03 middle kernel: EIP is at find_inode_fast+0x1a/0x60
>
> And indeed, your %edx is zero.
>
> But if a prefetch of zero oopses then we should be oopsing in there all the
> time.
>
> hlist_for_each() is completely assuming that prefetch(0) is safe, and you
> undoubtedly oopsed doing it.
>
>
> Colour me confused, and let me Cc lots of x86 guys ;)
>
> Exactly what sort of CPU are you using?
> -
AMD Athlon XP2400+ on a VIA KT400 chipset, single CPU-system.

Kind regards,
Jurriaan
-
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