Re: INFO: rcu detected stall in sys_mount (2)

To: syzbot <syzbot+5751b57c82cd229ffbee@xxxxxxxxxxxxxxxxxxxxxxxxx>, syzkaller-bugs@xxxxxxxxxxxxxxxx
Subject: Re: INFO: rcu detected stall in sys_mount (2)
From: Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx>
Date: Thu, 13 Dec 2018 06:01:05 +0900
Cc: akpm@xxxxxxxxxxxxxxxxxxxx, amir73il@xxxxxxxxx, darrick.wong@xxxxxxxxxx, david@xxxxxxxxxxxxx, hannes@xxxxxxxxxxx, jrdr.linux@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, willy@xxxxxxxxxxxxx
In-reply-to: <0000000000004a25cc057cd65aad@google.com>
References: <0000000000004a25cc057cd65aad@google.com>
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Stalling inside __getblk_gfp()...

#syz dup: INFO: rcu detected stall in sys_creat

References:
- INFO: rcu detected stall in sys_mount (2)
  - From: syzbot