Re: INFO: task hung in __sb_start_write

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To: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
Subject: Re: INFO: task hung in __sb_start_write
From: Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx>
Date: Fri, 13 Jul 2018 19:38:12 +0900
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Will Deacon <will.deacon@xxxxxxx>, syzbot <syzbot+7b2866454055e43c21e5@xxxxxxxxxxxxxxxxxxxxxxxxx>, linux-fsdevel <linux-fsdevel@xxxxxxxxxxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>, syzkaller-bugs <syzkaller-bugs@xxxxxxxxxxxxxxxx>, Al Viro <viro@xxxxxxxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
In-reply-to: <51f1de87-3fbe-48f6-0297-9717d9919772@I-love.SAKURA.ne.jp>
User-agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1

Dmitry noticed what is wrong and fixed the bug as
https://github.com/google/syzkaller/commit/06c33b3af0ff4072fb002879f83077c9d162a224 .

Since the bug did not reproduce for last 24 hours, it is OK to close this report.

#syz invalid

Thanks all.

References:
- INFO: task hung in __sb_start_write
  - From: syzbot
- Re: INFO: task hung in __sb_start_write
  - From: Tetsuo Handa
- Re: INFO: task hung in __sb_start_write
  - From: Peter Zijlstra
- Re: INFO: task hung in __sb_start_write
  - From: Dmitry Vyukov
- Re: INFO: task hung in __sb_start_write
  - From: Tetsuo Handa
- Re: INFO: task hung in __sb_start_write
  - From: Dmitry Vyukov
- Re: INFO: task hung in __sb_start_write
  - From: Tetsuo Handa
- Re: INFO: task hung in __sb_start_write
  - From: Tetsuo Handa
- Re: INFO: task hung in __sb_start_write
  - From: Tetsuo Handa

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