From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: kernel test robot <oliver.sang@intel.com>
Cc: Emil Renner Berthing <kernel@esmil.dk>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Geert Uytterhoeven <geert+renesas@glider.be>,
Miquel Raynal <miquel.raynal@bootlin.com>,
LKML <linux-kernel@vger.kernel.org>,
Linux Memory Management List <linux-mm@kvack.org>,
lkp@lists.01.org, lkp@intel.com
Subject: Re: [serial] 4a218b277f: BUG:kernel_NULL_pointer_dereference,address
Date: Thu, 5 May 2022 13:12:07 +0300 [thread overview]
Message-ID: <YnOi9zD44PwSODeX@smile.fi.intel.com> (raw)
In-Reply-To: <20220505091843.GD10410@xsang-OptiPlex-9020>
On Thu, May 05, 2022 at 05:18:43PM +0800, kernel test robot wrote:
>
>
> Greeting,
>
> FYI, we noticed the following commit (built with gcc-11):
>
> commit: 4a218b277fdba357d8e9022ae675c94e59d64b4e ("serial: 8250: dw: Create a generic platform data structure")
> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
>
> in testcase: reaim
> version: reaim-x86_64-7.0.1.13-1_20220411
> with following parameters:
>
> runtime: 300s
> nr_task: 100%
> test: shared
> cpufreq_governor: performance
> ucode: 0xec
>
> test-description: REAIM is an updated and improved version of AIM 7 benchmark.
> test-url: https://sourceforge.net/projects/re-aim-7/
>
>
> on test machine: 16 threads 1 sockets Intel(R) Xeon(R) E-2278G CPU @ 3.40GHz with 32G memory
>
> caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
>
>
> +----------------+------------+------------+
> | | d9666dfb31 | 4a218b277f |
> +----------------+------------+------------+
> | boot_successes | 6 | 6 |
> +----------------+------------+------------+
>
>
> If you fix the issue, kindly add following tag
> Reported-by: kernel test robot <oliver.sang@intel.com>
Isn't it what Heikki's patch should fix?
--
With Best Regards,
Andy Shevchenko
prev parent reply other threads:[~2022-05-05 10:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-05 9:18 kernel test robot
2022-05-05 10:12 ` Andy Shevchenko [this message]
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