Re: Seeing conflict with IPMMU driver under ACPI

2017-09-19 Thread Laurent Pinchart
Hi Ananth, On Tuesday, 19 September 2017 09:54:49 EEST Jasty, Ananth wrote: > On Sep 18, 2017, at 11:49 PM, Laurent Pinchart wrote: > > On Tuesday, 19 September 2017 03:43:05 EEST Jasty, Ananth wrote: > >> Hi, with your IPMMU driver enabled under 4.13 we’re seeing a crash on > >> boot: > >> > >>

Re: Seeing conflict with IPMMU driver under ACPI

2017-09-18 Thread Jasty, Ananth
On Sep 18, 2017, at 11:49 PM, Laurent Pinchart mailto:laurent.pinch...@ideasonboard.com>> wrote: Hi Ananth, On Tuesday, 19 September 2017 03:43:05 EEST Jasty, Ananth wrote: Hi, with your IPMMU driver enabled under 4.13 we’re seeing a crash on boot: [ 13.785164] Unable to handle kernel NULL poi

Re: Seeing conflict with IPMMU driver under ACPI

2017-09-18 Thread Laurent Pinchart
Hi Ananth, On Tuesday, 19 September 2017 03:43:05 EEST Jasty, Ananth wrote: > Hi, with your IPMMU driver enabled under 4.13 we’re seeing a crash on boot: > > [ 13.785164] Unable to handle kernel NULL pointer dereference at virtual > address 0018 > [ 13.793254] [0018] user address

Seeing conflict with IPMMU driver under ACPI

2017-09-18 Thread Jasty, Ananth
Hi, with your IPMMU driver enabled under 4.13 we’re seeing a crash on boot: [ 13.785164] Unable to handle kernel NULL pointer dereference at virtual address 0018 [ 13.793254] [0018] user address but active_mm is swapper [ 13.799600] Internal error: Oops: 9604 [#1] SMP [ 13.804