syzbot has bisected this issue to: commit 13fcc6837049f1bd76d57e9abc217a91fdbad764 Author: David Howells <dhowells@xxxxxxxxxx> Date: Thu Nov 1 23:07:27 2018 +0000 afs: Add fs_context support bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13ea9ea7900000 start commit: 49e7e3e9 Add linux-next specific files for 20200929 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=101a9ea7900000 console output: https://syzkaller.appspot.com/x/log.txt?x=17ea9ea7900000 kernel config: https://syzkaller.appspot.com/x/.config?x=b823d07e241e7aee dashboard link: https://syzkaller.appspot.com/bug?extid=a5e4946b04d6ca8fa5f3 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=173c446d900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14ba5be3900000 Reported-by: syzbot+a5e4946b04d6ca8fa5f3@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 13fcc6837049 ("afs: Add fs_context support") For information about bisection process see: https://goo.gl/tpsmEJ#bisection