Melchior FRANZ wrote: > > umount ... > cryptsetup remove ... > losetup -d ... > > BUG: unable to handle kernel NULL pointer dereference at 00000004 > IP: [<c0158a75>] mempool_free+0xd/0x9a ... Yes, I know about that problem and I am almost sure that it is fixed by patch I sent there http://lkml.org/lkml/2009/3/5/63 Something changed in timing so probability of hitting that bug apparently increased in the last kernel (the problem was there always:-) I had asked Alasdair to queue that to dm queue for upstream... Milan -- mbroz@xxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html