Re: [4.2-rc7][Haswell] NMI soft lockup - try_to_del_timer_sync

From	Eric Dumazet <eric.dumazet@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [4.2-rc7][Haswell] NMI soft lockup - try_to_del_timer_sync
Date	2015-08-21 06:10 +0200
Message-ID	<pZLOp-Pe-9@gated-at.bofh.it> (permalink)
References	<pZKyZ-7lg-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, 2015-08-20 at 22:43 -0400, Shawn Starr wrote:
> Hello folks,
> 
> I was just using KVM and doing some VM work on my laptop when it locked up system fully, here is the kernel trace below (it repeats after the second dump)
> 
> Since we're soon 'close' to 4.2 final, maybe someone can check if something regressed? Never saw this in eariler -rcX builds.
> 
> Thanks,
> Shawn.

pull again your git tree.

This was fixed with
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=83fccfc3940c4a2db90fd7e7079f5b465cd8c6af


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[4.2-rc7][Haswell] NMI soft lockup - try_to_del_timer_sync Shawn Starr <shawn.starr@rogers.com> - 2015-08-21 04:50 +0200
  Re: [4.2-rc7][Haswell] NMI soft lockup - try_to_del_timer_sync Eric Dumazet <eric.dumazet@gmail.com> - 2015-08-21 06:10 +0200

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