syzbot has bisected this issue to: commit 907fa893258ba6076f5fff32900a461decb9e8c5 Author: Namjae Jeon <namjae.jeon@xxxxxxxxxxx> Date: Thu May 21 23:10:10 2020 +0000 exfat: add the dummy mount options to be backward compatible with staging/exfat bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=138aca9ae80000 start commit: f9ff5644bcc0 Merge tag 'hsi-for-6.2' of git://git.kernel.o.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=104aca9ae80000 console output: https://syzkaller.appspot.com/x/log.txt?x=178aca9ae80000 kernel config: https://syzkaller.appspot.com/x/.config?x=c163713cf9186fe7 dashboard link: https://syzkaller.appspot.com/bug?extid=2f73ed585f115e98aee8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11d6fe00480000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15d2fc63880000 Reported-by: syzbot+2f73ed585f115e98aee8@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 907fa893258b ("exfat: add the dummy mount options to be backward compatible with staging/exfat") For information about bisection process see: https://goo.gl/tpsmEJ#bisection