linux-kernel - Re: [syzbot] KASAN: null-ptr-deref Read in __free

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Date:   Mon, 21 Mar 2022 04:30:17 -0700
From:   syzbot <syzbot+d55757faa9b80590767b@...kaller.appspotmail.com>
To:     christophe.jaillet@...adoo.fr, dhowells@...hat.com,
        fmdefrancesco@...il.com, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] KASAN: null-ptr-deref Read in __free_pages

Hello,

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

Reported-and-tested-by: syzbot+d55757faa9b80590767b@...kaller.appspotmail.com

Tested on:

commit:         733021c6 watch_queue: Fix NULL dereference in error cl..
git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git
kernel config:  https://syzkaller.appspot.com/x/.config?x=19ca6f72fd444749
dashboard link: https://syzkaller.appspot.com/bug?extid=d55757faa9b80590767b
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.