syzbot has bisected this issue to: commit c99c2171fc61476afac0dfb59fb2c447a01fb1e0 Author: David Howells <dhowells@xxxxxxxxxx> Date: Thu Nov 1 23:07:27 2018 +0000 afs: Use fs_context to pass parameters over automount bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17960d58500000 start commit: 171d4ff7 Merge tag 'mmc-v5.9-rc4-2' of git://git.kernel.or.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=14560d58500000 console output: https://syzkaller.appspot.com/x/log.txt?x=10560d58500000 kernel config: https://syzkaller.appspot.com/x/.config?x=5f4c828c9e3cef97 dashboard link: https://syzkaller.appspot.com/bug?extid=2d0585e5efcd43d113c2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16a33ad3900000 Reported-by: syzbot+2d0585e5efcd43d113c2@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: c99c2171fc61 ("afs: Use fs_context to pass parameters over automount") For information about bisection process see: https://goo.gl/tpsmEJ#bisection -- Linux-cachefs mailing list Linux-cachefs@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cachefs