linux-kernel - Re: [syzbot] [jffs2?] [nilfs?] KASAN: slab-use-after-free Read in jffs2_garbage_collect

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Date: Fri, 05 Apr 2024 05:01:04 -0700
From: syzbot <syzbot+e84662c5f30b8c401437@...kaller.appspotmail.com>
To: arnd@...db.de, dhowells@...hat.com, dwmw2@...radead.org, 
	konishi.ryusuke@...il.com, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-mtd@...ts.infradead.org, 
	linux-nilfs@...r.kernel.org, richard@....at, syzkaller-bugs@...glegroups.com, 
	viro@...iv.linux.org.uk
Subject: Re: [syzbot] [jffs2?] [nilfs?] KASAN: slab-use-after-free Read in jffs2_garbage_collect_pass

syzbot has bisected this issue to:

commit 9c8ad7a2ff0bfe58f019ec0abc1fb965114dde7d
Author: David Howells <dhowells@...hat.com>
Date:   Thu May 16 11:52:27 2019 +0000

    uapi, x86: Fix the syscall numbering of the mount API syscalls [ver #2]

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=113c6b3d180000
start commit:   fe46a7dd189e Merge tag 'sound-6.9-rc1' of git://git.kernel..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=133c6b3d180000
console output: https://syzkaller.appspot.com/x/log.txt?x=153c6b3d180000
kernel config:  https://syzkaller.appspot.com/x/.config?x=4d90a36f0cab495a
dashboard link: https://syzkaller.appspot.com/bug?extid=e84662c5f30b8c401437
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=141bc615180000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=148423e3180000

Reported-by: syzbot+e84662c5f30b8c401437@...kaller.appspotmail.com
Fixes: 9c8ad7a2ff0b ("uapi, x86: Fix the syscall numbering of the mount API syscalls [ver #2]")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection