Re: [syzbot] [bcachefs?] KASAN: use-after-free Read in bch2_prt_printf

syzbot <[email protected]> Mon, 27 Oct 2025 05:20:02 -0700

Newsgroups	org.kernel.vger.linux-bcachefs,dev.linux.lists.linux-kernel-mentees,org.kernel.vger.linux-kernel
Message-ID	<[email protected]>

syzbot suspects this issue was fixed by commit:

commit f2c61db29f277b9c80de92102fc532cc247495cd
Author: Linus Torvalds <[email protected]>
Date:   Mon Sep 29 20:43:52 2025 +0000

    Remove bcachefs core code

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1190ef34580000
start commit:   d69eb204c255 Merge tag 'net-6.17-rc5' of git://git.kernel...
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=bd9738e00c1bbfb4
dashboard link: https://syzkaller.appspot.com/bug?extid=7f176adb30b21606c5fc
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=17f99312580000

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

#syz fix: Remove bcachefs core code

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