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From: Jirka Hladky <jhladky@redhat.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: stable@vger.kernel.org,
	linux-kernel <linux-kernel@vger.kernel.org>,
	 regressions@lists.linux.dev
Subject: Re: PANIC: "Oops: 0000 [#1] PREEMPT SMP PTI" starting from 5.17 on dual socket Intel Xeon Gold servers
Date: Tue, 22 Mar 2022 11:19:46 +0100	[thread overview]
Message-ID: <CAE4VaGBRcwPEO3JZtSesvE0bFTQ_P62mC7MmZ5Rc9VQey+=L_w@mail.gmail.com> (raw)
In-Reply-To: <Yjl26QqwU1L2XWoh@kroah.com>

> Can you use 'git bisect' to track down the kernel commit that caused
> this problem?

Yes, I will try that and report the back the findings.

On Tue, Mar 22, 2022 at 8:15 AM Greg KH <gregkh@linuxfoundation.org> wrote:
>
> On Tue, Mar 22, 2022 at 12:37:37AM +0100, Jirka Hladky wrote:
> > Cc: regressions@lists.linux.dev stable@vger.kernel.org
> >
> > On Tue, Mar 22, 2022 at 12:29 AM Jirka Hladky <jhladky@redhat.com> wrote:
> > >
> > > Starting from kernel 5.17 (tested with rc2, rc4, rc7, rc8) we
> > > experience kernel oops on Intel Xeon Gold dual-socket servers (2x Xeon
> > > Gold 6126 CPU)
> > >
> > > Bellow is a backtrace and the dmesg log.
> > >
> > > I have trouble creating a simple reproducer - it happens at random
> > > places when preparing the NAS benchmark to be run. The script creates
> > > a bunch of directories, compiles the benchmark a start trial runs.
> > >
> > > Could you please help to narrow down the problem?
>
> Can you use 'git bisect' to track down the kernel commit that caused
> this problem?
>
> thanks,
>
> greg k-h
>


-- 
-Jirka


  reply	other threads:[~2022-03-22 10:20 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAE4VaGDZr_4wzRn2___eDYRtmdPaGGJdzu_LCSkJYuY9BEO3cw@mail.gmail.com>
2022-03-21 23:37 ` PANIC: "Oops: 0000 [#1] PREEMPT SMP PTI" starting from 5.17 on dual socket Intel Xeon Gold servers Jirka Hladky
2022-03-22  7:12   ` Greg KH
2022-03-22 10:19     ` Jirka Hladky [this message]
2022-03-24 11:49 ` Thorsten Leemhuis
2022-03-30 22:16   ` Jirka Hladky
2022-03-30 22:24     ` Jirka Hladky
2022-03-31  0:11       ` Minchan Kim
2022-03-31 14:54         ` Justin Forbes
2022-03-31 16:18           ` Jirka Hladky
2022-03-31 23:33             ` Minchan Kim
2022-04-01 12:04               ` Jirka Hladky
2022-04-04 17:41                 ` Minchan Kim
2022-04-20  8:02                   ` Jirka Hladky
2022-04-21 16:47                     ` Tejun Heo
2022-04-22 18:27                       ` Minchan Kim
2022-04-22 18:44                         ` Thorsten Leemhuis
2022-04-22 20:09                           ` Minchan Kim
2022-04-25 21:34                             ` Jirka Hladky
2022-04-26  9:43                             ` Greg Kroah-Hartman
2022-04-04  6:37       ` PANIC: "Oops: 0000 [#1] PREEMPT SMP PTI" starting from 5.17 on dual socket Intel Xeon Gold servers #forregzbot Thorsten Leemhuis

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