syzbot has bisected this issue to:
commit 4a445b7b6178d88956192c0202463063f52e8667
Author: Qu Wenruo <wqu@xxxxxxxx>
Date: Sat Aug 13 08:06:53 2022 +0000
btrfs: don't merge pages into bio if their page offset is not contiguous
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17778475280000
start commit: 022ce8862dff Merge tag 'i2c-for-6.4-rc6' of git://git.kern..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=14f78475280000
console output: https://syzkaller.appspot.com/x/log.txt?x=10f78475280000
kernel config: https://syzkaller.appspot.com/x/.config?x=7474de833c217bf4
dashboard link: https://syzkaller.appspot.com/bug?extid=53369d11851d8f26735c
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13e9d48b280000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12d7fa63280000
Reported-by: syzbot+53369d11851d8f26735c@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 4a445b7b6178 ("btrfs: don't merge pages into bio if their page offset is not contiguous")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
