linux-kernel - Re: New crashes walking proc with Saturday's git

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Message-ID: <1416759411.24312.13@mail.thefacebook.com>
Date:	Sun, 23 Nov 2014 11:16:51 -0500
From:	Chris Mason <clm@...com>
To:	Borislav Petkov <bp@...en8.de>
CC:	<torvalds@...ux-foundation.org>, <linux-kernel@...r.kernel.org>
Subject: Re: New crashes walking proc with Saturday's git



On Sun, Nov 23, 2014 at 11:11 AM, Borislav Petkov <bp@...en8.de> wrote:
> On Sun, Nov 23, 2014 at 10:56:27AM -0500, Chris Mason wrote:
>>  On Sun, Nov 23, 2014 at 10:02 AM, Chris Mason <clm@...com> wrote:
>>  >Since it looks like a race between process exit and /proc, I'll 
>> try to
>>  >hammer on that for a better reproduction.  But, here's hoping that
>>  >someone has already seen this one:
>> 
>>  It falls over in less than 5 minutes with a fork bomb going.  I'll 
>> try to
>>  bisect.
> 
> I'm seeing the same thing:


It must be:

commit 6e998916dfe327e785e7c2447959b2c1a3ea4930
Author: Stanislaw Gruszka <sgruszka@...hat.com>
Date:   Wed Nov 12 16:58:44 2014 +0100

    sched/cputime: Fix clock_nanosleep()/clock_gettime() inconsistency

I'll do two runs to confirm, but it's the only related patch between 
rc5 and now.

-chris




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