Re: [syzbot] [bcachefs?] INFO: task hung in bch2_readahead

[syzbot]

syzbot has bisected this issue to:

commit 1d16c605cc55ef26f0c65b362665a6c99080ccbc
Author: Kent Overstreet <kent.overstreet@xxxxxxxxx>
Date:   Thu Nov 9 19:22:46 2023 +0000

    bcachefs: Disk space accounting rewrite

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=123350b0580000
start commit:   eabcdba3ad40 Merge tag 'for-6.13-rc3-tag' of git://git.ker..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=113350b0580000
console output: https://syzkaller.appspot.com/x/log.txt?x=163350b0580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=1234f097ee657d8b
dashboard link: https://syzkaller.appspot.com/bug?extid=a6060114362257e9798a
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16b47730580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13d75f44580000

Reported-by: syzbot+a6060114362257e9798a@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 1d16c605cc55 ("bcachefs: Disk space accounting rewrite")

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