linux-kernel - Re: [syzbot] [bcachefs?] kernel BUG in __journal_res

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Date: Thu, 09 May 2024 22:08:04 -0700
From: syzbot <syzbot+c60cd352aedb109528bf@...kaller.appspotmail.com>
To: bfoster@...hat.com, kent.overstreet@...ux.dev, 
	linux-bcachefs@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bcachefs?] kernel BUG in __journal_res_get

syzbot has bisected this issue to:

commit 2d02bfb01b2743da06748ba396ff7da4425488ef
Author: Kent Overstreet <kent.overstreet@...ux.dev>
Date:   Fri Jan 5 19:17:57 2024 +0000

    bcachefs: improve validate_bset_keys()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1232e998980000
start commit:   45db3ab70092 Merge tag '6.9-rc7-ksmbd-fixes' of git://git...
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1132e998980000
console output: https://syzkaller.appspot.com/x/log.txt?x=1632e998980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=9d7ea7de0cb32587
dashboard link: https://syzkaller.appspot.com/bug?extid=c60cd352aedb109528bf
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15b795a8980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=17592c00980000

Reported-by: syzbot+c60cd352aedb109528bf@...kaller.appspotmail.com
Fixes: 2d02bfb01b27 ("bcachefs: improve validate_bset_keys()")

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