Messages in this thread |  | | Date | Fri, 11 Jan 2013 14:34:22 +0100 | From | Borislav Petkov <> | Subject | Re: linux-3.7.1: disable and reenable NMI watchdog => panic |
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On Sun, Jan 06, 2013 at 11:53:41PM +0600, Alexander E. Patrakov wrote: > As illustrated by the screen photo [1] (sorry for bad quality), > disabling and then reenabling the NMI watchdog panics the kernel > (3.7.1). This is reproducible in qemu-kvm as well, but I could not get > the nice panic message to pop up there (most of the time, the real > machine just locks up, too). This bug is rather important, as > laptop-mode-tools, by default, try to reenable this NMI watchdog when > AC power appears, and this is how I caught the bug the first time. > > [1] http://postimage.org/image/mjjifj1ip/
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=commitdiff;h=3935e89505a1c3ab3f3b0c7ef0eae54124f48905
should fix it.
See also thread here: http://marc.info/?i=20130109120732.GA8016@liondog.tnic
HTH.
-- Regards/Gruss, Boris.
Sent from a fat crate under my desk. Formatting is fine. --
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