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From: Naresh Kamboju <naresh.kamboju@linaro.org>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: linux-fsdevel@vger.kernel.org,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Kees Cook <keescook@chromium.org>
Subject: Re: Kernel BUG at fs/namei.c:248
Date: Wed, 19 Jul 2017 21:46:17 +0530	[thread overview]
Message-ID: <CA+G9fYtnk2hsSM0iRfWJmt6=pUmEpaA7hd=4thbAqvgXu7Tc2w@mail.gmail.com> (raw)
In-Reply-To: <20170719135447.GB2063@ZenIV.linux.org.uk>

On 19 July 2017 at 19:24, Al Viro <viro@zeniv.linux.org.uk> wrote:
> On Wed, Jul 19, 2017 at 03:54:54PM +0530, Naresh Kamboju wrote:
>> Linux version:
>> Linux version 4.13.0-rc1-00059-g74cbd96 (buildslave@x86-64-07) (gcc
>> version 6.2.1 20161016 (Linaro GCC 6.2-2016.11)) #1 SMP PREEMPT Tue
>> Jul 18 19:09:37 UTC 2017
>>
>> [ 1245.412625] kernel BUG at
>> /srv/oe/build/tmp-rpb-glibc/work-shared/hikey/kernel-source/fs/namei.c:248!
>
> Interesting... Looks like double-put or memory corruptor of some sort.
> Nothing obvious jumps out at the first glance; I'll look into that when
> I get back to better connectivity tonight.

I am able to reproduce this BUG by running zram test cases multiple
times in a row.
http://people.linaro.org/~naresh.kamboju/zram.tar.gz

Ref:
LKFT: linux-mainline: Kernel BUG at fs/namei.c:248
https://bugs.linaro.org/show_bug.cgi?id=3140

  reply	other threads:[~2017-07-19 16:16 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-19 10:24 Kernel BUG at fs/namei.c:248 Naresh Kamboju
2017-07-19 13:54 ` Al Viro
2017-07-19 16:16   ` Naresh Kamboju [this message]
2017-07-24  9:29     ` Naresh Kamboju
2017-07-26  0:29       ` Sergey Senozhatsky

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