Hi again: A patch for your original report has already been added to the -mm tree. On Tue, Jun 12, 2018 at 09:43:26PM +0300, Anatoly Trosinenko wrote: > Now, when mounting the attached hfsplus_16mb_segv to /mnt and > performing `dd if=/dev/zero of=/mnt/xyz bs=567879 count=1` I get > > [ 1.646451] BUG: unable to handle kernel NULL pointer dereference > at 0000000000000043 I just sent you a patch for this second report. It's really simple, so it would be great if you could take a look at it and review it yourself. Otherwise it's not very likely to get picked up. Thanks, Ernest