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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Naresh Kamboju <naresh.kamboju@linaro.org>
Cc: "open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
	Linux-Next Mailing List <linux-next@vger.kernel.org>,
	open list <linux-kernel@vger.kernel.org>,
	lkft-triage@lists.linaro.org,
	"open list:KERNEL SELFTEST FRAMEWORK"
	<linux-kselftest@vger.kernel.org>, linux-mm <linux-mm@kvack.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Anders Roxell <anders.roxell@linaro.org>,
	Shuah Khan <shuah@kernel.org>,
	Linus Walleij <linus.walleij@linaro.org>,
	Bartosz Golaszewski <brgl@bgdev.pl>
Subject: Re: selftests: gpio: crash on arm64
Date: Thu, 9 Mar 2023 19:50:29 +0200	[thread overview]
Message-ID: <ZAocZRZh4FQRH3lc@smile.fi.intel.com> (raw)
In-Reply-To: <CA+G9fYv94gx8+-JMzbmQaue3q3y6QdBmsGUCdD-26X5XavL3Ag@mail.gmail.com>

On Thu, Mar 09, 2023 at 09:33:29PM +0530, Naresh Kamboju wrote:
> Following kernel warnings and crash notices on arm64 Rpi4 device while
> running selftests: gpio on Linux mainline 6.3.0-rc1 kernel and Linux next.
> 
> Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>

...

> [   61.177432]  *** DEADLOCK ***
> [   61.177432]
> [   61.177434] 3 locks held by modprobe/510:
> [   61.177436] #0: ffff000040000698 (&n->list_lock){-.-.}-{2:2}, at:
> get_partial_node.part.0 (mm/slub.c:2271)
> [   61.177448] #1: ffff80000b227f18 (console_lock){+.+.}-{0:0}, at:
> vprintk_emit (kernel/printk/printk.c:1936 kernel/printk/printk.c:2315)
> [   61.177460] #2: ffff80000b228388 (console_srcu){....}-{0:0}, at:
> console_flush_all (include/linux/srcu.h:200 kernel/printk/printk.c:290
> kernel/printk/printk.c:2934)

How is it related to the GPIO?
Can you bisect if it's a regression somewhere?

-- 
With Best Regards,
Andy Shevchenko




  reply	other threads:[~2023-03-09 17:50 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-09 16:03 Naresh Kamboju
2023-03-09 17:50 ` Andy Shevchenko [this message]
2023-04-10  9:16   ` Naresh Kamboju
2023-04-11  8:57     ` Linus Walleij
2023-04-11 13:11       ` Bartosz Golaszewski
2023-06-20 16:40       ` Andy Shevchenko
2023-11-07 13:51         ` Naresh Kamboju
2023-11-15  1:42           ` andy.shevchenko
2023-11-15 15:37             ` Naresh Kamboju

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