linux-kernel - Re: WARNING in generic_make_request

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Message-ID: <00000000000085ce5905984f2c8b@google.com>
Date:   Tue, 26 Nov 2019 23:45:00 -0800
From:   syzbot <syzbot+21cfe1f803e0e158acf1@...kaller.appspotmail.com>
To:     00moses.alexander00@...il.com, axboe@...nel.dk, bvanassche@....org,
        hare@...e.com, hch@....de, idryomov@...il.com,
        joseph.qi@...ux.alibaba.com, jthumshirn@...e.de,
        keescook@...omium.org, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, ming.lei@...hat.com,
        sagi@...mberg.me, snitzer@...hat.com,
        syzkaller-bugs@...glegroups.com, tj@...nel.org,
        torvalds@...ux-foundation.org, wgh@...lan.ru, zkabelac@...hat.com
Subject: Re: WARNING in generic_make_request_checks

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger  
crash:

Reported-and-tested-by:  
syzbot+21cfe1f803e0e158acf1@...kaller.appspotmail.com

Tested on:

commit:         8b2ded1c block: don't warn when doing fsync on read-only d..
git tree:        
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel config:  https://syzkaller.appspot.com/x/.config?x=d727e10a28207217
dashboard link: https://syzkaller.appspot.com/bug?extid=21cfe1f803e0e158acf1
compiler:       gcc (GCC) 9.0.0 20181231 (experimental)

Note: testing is done by a robot and is best-effort only.