Re: [syzbot] [bcachefs?] kernel BUG in __journal_res_get (2)

From: syzbot
Date: Mon Mar 10 2025 - 10:05:15 EST


syzbot suspects this issue was fixed by commit:

commit fb8c835b18d48dac953a5d755a8e90b0d8fb9c29
Author: Kent Overstreet <kent.overstreet@xxxxxxxxx>
Date: Sat Oct 12 02:50:48 2024 +0000

bcachefs: bch2_journal_meta() takes ref on c->writes

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1487d074580000
start commit: bcde95ce32b6 Merge tag 'devicetree-fixes-for-6.13-1' of gi..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=1234f097ee657d8b
dashboard link: https://syzkaller.appspot.com/bug?extid=53bb24d476ef8368a7f0
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16ff98c4580000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11ff98c4580000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: bcachefs: bch2_journal_meta() takes ref on c->writes

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