Re: virtio-rng scatterlist null pointer dereference with VMAP_STACK=y

2016-10-16 Thread Andy Lutomirski
On Sun, Oct 16, 2016 at 9:59 AM, Andy Lutomirski wrote: > On Sat, Oct 15, 2016 at 5:21 PM, Matt Mullins wrote: >> With VMAP_STACK=y and HW_RANDOM_VIRTIO=y, I get the following crash: >> >> [1.470437] BUG: unable to handle kernel NULL pointer dereference

Re: virtio-rng scatterlist null pointer dereference with VMAP_STACK=y

2016-10-16 Thread Andy Lutomirski
On Sat, Oct 15, 2016 at 5:21 PM, Matt Mullins wrote: > With VMAP_STACK=y and HW_RANDOM_VIRTIO=y, I get the following crash: > > [1.470437] BUG: unable to handle kernel NULL pointer dereference at > (null) > [1.473350] IP: [] sg_init_one+0x65/0x90 > [1.474658] PGD 0

virtio-rng scatterlist null pointer dereference with VMAP_STACK=y

2016-10-15 Thread Matt Mullins
With VMAP_STACK=y and HW_RANDOM_VIRTIO=y, I get the following crash: [1.470437] BUG: unable to handle kernel NULL pointer dereference at (null) [1.473350] IP: [] sg_init_one+0x65/0x90 [1.474658] PGD 0 [1.475169] Oops: [#1] SMP Entering kdb (current=0x880069b0c980, pid