linux-kernel - Re: [syzbot] [fuse?] kernel BUG in fuse_dev_do

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Message-ID: <6715ae99.050a0220.10f4f4.003b.GAE@google.com>
Date: Sun, 20 Oct 2024 18:30:01 -0700
From: syzbot <syzbot+65d101735df4bb19d2a3@...kaller.appspotmail.com>
To: hdanton@...a.com, joannelkoong@...il.com, josef@...icpanda.com, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	miklos@...redi.hu, mszeredi@...hat.com, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [fuse?] kernel BUG in fuse_dev_do_write

syzbot has bisected this issue to:

commit 5d9e1455630d0f464f169bbd637dbb264cbd8ac8
Author: Josef Bacik <josef@...icpanda.com>
Date:   Mon Sep 30 13:45:18 2024 +0000

    fuse: convert fuse_notify_store to use folios

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=120dc25f980000
start commit:   15e7d45e786a Add linux-next specific files for 20241016
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=110dc25f980000
console output: https://syzkaller.appspot.com/x/log.txt?x=160dc25f980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=c36416f1c54640c0
dashboard link: https://syzkaller.appspot.com/bug?extid=65d101735df4bb19d2a3
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1623e830580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16582f27980000

Reported-by: syzbot+65d101735df4bb19d2a3@...kaller.appspotmail.com
Fixes: 5d9e1455630d ("fuse: convert fuse_notify_store to use folios")

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