Re: [syzbot] [mm?] KASAN: slab-use-after-free Read in list_lru_del

syzbot <[email protected]> Tue, 30 Dec 2025 17:42:02 -0800

Newsgroups	org.kernel.vger.linux-bcachefs,dev.linux.lists.gfs2,org.kernel.vger.linux-kernel,org.kvack.linux-mm
Message-ID	<[email protected]>

syzbot suspects this issue was fixed by commit:

commit 3a04334d6282d08fbdd6201e374db17d31927ba3
Author: Alan Huang <[email protected]>
Date:   Fri Mar 7 16:58:27 2025 +0000

    bcachefs: Fix b->written overflow

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=117f329a580000
start commit:   03d38806a902 Merge tag 'thermal-6.14-rc5' of git://git.ker..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=8de9cc84d5960254
dashboard link: https://syzkaller.appspot.com/bug?extid=6663075ddb9be85fa6e5
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=104d2864580000

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

#syz fix: bcachefs: Fix b->written overflow

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