From: Oleg Nesterov <oleg@redhat.com>
To: Borislav Petkov <bp@alien8.de>
Cc: lkml <linux-kernel@vger.kernel.org>,
Rik van Riel <riel@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Steven Rostedt <rostedt@goodmis.org>, x86-ml <x86@kernel.org>
Subject: Re: task_stat splat
Date: Sun, 23 Nov 2014 19:26:37 +0100 [thread overview]
Message-ID: <20141123182637.GA15568@redhat.com> (raw)
In-Reply-To: <20141123174604.GA4054@pd.tnic>
On 11/23, Borislav Petkov wrote:
>
> On Sun, Nov 23, 2014 at 06:22:56PM +0100, Oleg Nesterov wrote:
> > Could you identify somehow the line which matches
> > task_sched_runtime+0x99 ? Probably do_task_delta_exec()...
>
> See http://marc.info/?l=linux-kernel&m=141675498417759&w=2
>
> Chris triggers the same splat and reverting
>
> 6e998916dfe3 ("sched/cputime: Fix clock_nanosleep()/clock_gettime() inconsistency")
>
> fixes the issue for him. I'm testing that same thing reverted too, first
> resume cycle looks good.
Yes, this probably confirms the theory, stop_class needs update_curr.
Oleg.
next prev parent reply other threads:[~2014-11-23 18:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-23 11:12 task_stat splat Borislav Petkov
2014-11-23 17:22 ` Oleg Nesterov
2014-11-23 17:46 ` Borislav Petkov
2014-11-23 18:26 ` Oleg Nesterov [this message]
2014-11-23 17:56 ` Oleg Nesterov
2014-11-23 18:17 ` Oleg Nesterov
2014-11-23 18:21 ` Oleg Nesterov
2014-11-23 18:38 ` Borislav Petkov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20141123182637.GA15568@redhat.com \
--to=oleg@redhat.com \
--cc=bp@alien8.de \
--cc=linux-kernel@vger.kernel.org \
--cc=peterz@infradead.org \
--cc=riel@redhat.com \
--cc=rostedt@goodmis.org \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox