linux-kernel - Re: general protection fault in io_poll_double

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Message-ID: <00000000000029fbe305b06406d0@google.com>
Date:   Mon, 28 Sep 2020 11:42:10 -0700
From:   syzbot <syzbot+81b3883093f772addf6d@...kaller.appspotmail.com>
To:     axboe@...nel.dk, io-uring@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com, viro@...iv.linux.org.uk
Subject: Re: general protection fault in io_poll_double_wake (2)

Hello,

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

Reported-and-tested-by: syzbot+81b3883093f772addf6d@...kaller.appspotmail.com

Tested on:

commit:         fad8e0de io_uring: fix potential ABBA deadlock in ->show_f..
git tree:       git://git.kernel.dk/linux-block io_uring-5.9
kernel config:  https://syzkaller.appspot.com/x/.config?x=2daac53dfbd493d7
dashboard link: https://syzkaller.appspot.com/bug?extid=81b3883093f772addf6d
compiler:       gcc (GCC) 10.1.0-syz 20200507

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