From: Lecopzer Chen <lecopzer.chen@mediatek.com>
To: <oliver.sang@intel.com>
Cc: sumit.garg@linaro.org, lkp@intel.com, will@kernel.org,
yj.chiang@mediatek.com, linux-kernel@vger.kernel.org,
lkp@lists.01.org, linux-mediatek@lists.infradead.org,
matthias.bgg@gmail.com, alexandru.elisei@arm.com,
linux-arm-kernel@lists.infradead.org, lecopzer.chen@mediatek.com
Subject: Re: [PATCH] kernel/watchdog_hld.c: Fix access percpu in preemptible context
Date: Sat, 19 Dec 2020 23:02:14 +0800 [thread overview]
Message-ID: <20201219150214.16854-1-lecopzer.chen@mediatek.com> (raw)
In-Reply-To: <20201219135917.GA26344@xsang-OptiPlex-9020>
BRs,
Lecopzer
> Greeting,
>
> FYI, we noticed the following commit (built with gcc-9):
>
> commit: 6e37d53a67753bcb12a0b9102cac85d98f8a0453 ("[PATCH] kernel/watchdog_hld.c: Fix access percpu in preemptible context")
> url: https://github.com/0day-ci/linux/commits/Lecopzer-Chen/kernel-watchdog_hld-c-Fix-access-percpu-in-preemptible-context/20201217-211549
> base: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git accefff5b547a9a1d959c7e76ad539bf2480e78b
>
> in testcase: boot
>
> on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 8G
>
> caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
>
> If you fix the issue, kindly add following tag
> Reported-by: kernel test robot <oliver.sang@intel.com>
>
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next prev parent reply other threads:[~2020-12-19 15:03 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-17 13:06 [PATCH] kernel/watchdog_hld.c: Fix access percpu in preemptible context Lecopzer Chen
2020-12-19 13:59 ` [kernel/watchdog_hld.c] 6e37d53a67: BUG:sleeping_function_called_from_invalid_context_at_include/linux/sched/mm.h kernel test robot
2020-12-19 15:02 ` Lecopzer Chen [this message]
2020-12-19 15:04 ` [PATCH] kernel/watchdog_hld.c: Fix access percpu in preemptible context Lecopzer Chen
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