Re: [percpu] BUG: unable to handle kernel paging request at 000000000000de40

From: Christoph Lameter
Date: Mon Aug 11 2014 - 13:42:31 EST


On Mon, 11 Aug 2014, Fengguang Wu wrote:

> This kernel oops happens on a Nehalem-EX machine and is related to
> some commit in the percpu branch(*). I'm not able to bisect it down
> because the machine failed to reboot itself on this oops..

Ok I pushed a fix into the percpu branch. The build should have shown an
issue of a pointer mismatch in __x2apic_send_IPI_mask.
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