Re: hung-task panic in raid5_make_request

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To: Alexander Lyakas <alex.bolshoy@xxxxxxxxx>, linux-raid <linux-raid@xxxxxxxxxxxxxxx>, liu.song.a23@xxxxxxxxx
Subject: Re: hung-task panic in raid5_make_request
From: Guoqing Jiang <guoqing.jiang@xxxxxxxxxxxxxxx>
Date: Mon, 13 Jan 2020 14:58:46 +0100
In-reply-to: <CAGRgLy4Yi1HNqNO0MLq5xjRRgWe7EaByRYF5sA3fFVa1tmpNvA@mail.gmail.com>
References: <CAGRgLy4Yi1HNqNO0MLq5xjRRgWe7EaByRYF5sA3fFVa1tmpNvA@mail.gmail.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0



On 12/24/19 9:18 PM, Alexander Lyakas wrote:

We recently moved to kernel 4.14 (long term kernel) from kernel 3.18.
With kernel 3.18 we haven't seen this issue.


Could you bisect commits between 3.18 and 4.14 to identify
which commit may related to the issue?

Thanks,
Guoqing

References:
- hung-task panic in raid5_make_request
  - From: Alexander Lyakas

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