Messages in this thread | | | Date | Fri, 28 Mar 2008 11:25:35 +0100 | From | Ingo Molnar <> | Subject | Re: 2.6.25-rc6: BUG: unable to handle kernel NULL pointer dereference |
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* Christian Kujau <lists@nerdbynature.de> wrote:
> On Thu, 27 Mar 2008, Thomas Gleixner wrote: >> I had a lengthy bug decoding session with Ingo and we found the root >> cause: >> A dropped workaround for the prefetch bug in early X2s and >> Opterons. Patch below. > > Although I reported it, I could not repoduce the bug. Anyway, I've > applied your patch to -rc7 and no BUG so far :)
yeah, the condition would normally be very sporadic and it can easily depend on a specific layout of your kernel image, etc.
the (updated) fix is in Linus' latest git tree as well, and in x86.git/latest.
Ingo
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