Messages in this thread | | | Subject | Re: MCE boot crash in qemu | From | Pekka Enberg <> | Date | Wed, 17 Jun 2009 08:50:56 +0300 |
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On Mon, 2009-06-15 at 16:22 +0300, Pekka Enberg wrote: > On Mon, 2009-06-15 at 14:52 +0200, Andi Kleen wrote: > > x86: mce: Handle banks == 0 case in K7 quirk > > > > This happens on QEMU which reports MCA capability, but no banks. > > Without this patch there is a buffer overrun and boot ops because the code > > would try to initialize the 0 element of a zero length kmalloc() > > buffer. > > > > Signed-off-by: Andi Kleen <ak@linux.intel.com> > > This fixes the bug for me! > > Tested-by: Pekka Enberg <penberg@cs.helsinki.fi>
Ingo, I hit this again in my testing after rebasing to linus/master so I really would like this in mainline.
Pekka
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