linux-kernel - Re: Query: Crash is coming during /prod/PID/stat and do

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Message-ID: <20180110052017.GB2829@avx2>
Date:   Wed, 10 Jan 2018 08:20:17 +0300
From:   Alexey Dobriyan <adobriyan@...il.com>
To:     gkohli@...eaurora.org
Cc:     linux-kernel@...r.kernel.org
Subject: Re: Query: Crash is coming during /prod/PID/stat and do_exit of same
 task

> We are seeing crash in do_task_stat while accessing stack pointer, It
> seems same task has already completed do_exit call.
> So it seems a race between them:

Please, post exact kernel version and struct task_struct::usage if you
still have that kernel core (or even full task_struct)