syzbot suspects this issue was fixed by commit: commit fad376fce0af58deebc5075b8539dc05bf639af3 Author: Liu Shixin via Jfs-discussion <jfs-discussion@xxxxxxxxxxxxxxxxxxxxx> Date: Thu Nov 3 03:01:59 2022 +0000 fs/jfs: fix shift exponent db_agl2size negative bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=146d74a5c80000 start commit: b229b6ca5abb Merge tag 'perf-tools-fixes-for-v6.1-2022-10-.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=a66c6c673fb555e8 dashboard link: https://syzkaller.appspot.com/bug?extid=7edb85bc97be9f350d90 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16d5817a880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15d68cde880000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: fs/jfs: fix shift exponent db_agl2size negative For information about bisection process see: https://goo.gl/tpsmEJ#bisection