[Intel-gfx] Kernel crash on 4.19.77-1-lts (Arch Linux / ThinkPad T470p)

[Ville Syrjälä]

On Thu, Oct 10, 2019 at 01:15:09PM -0400, John Maguire wrote:
> Hi there,
> 
> I wasn't sure which mailing list to use so I BCC'd
> intel-gfx at lists.freedesktop.org and dri-devel at lists.freedesktop.org

Just use Cc. We want all replies to go to the list(s) as well.

> 
> I'm using a Lenovo Thinkpad T470p and running the 4.19.77-1-lts kernel on
> Arch Linux. Recently, I've started getting freezes each day. Audio can
> still be heard, but video output stops. I was able to retrieve a call trace
> from journald.
> 
> I've attached the output of "sudo lspci -vvv" as well as the message from
> journald (null pointer dereference).

Oct 10 12:53:30 scorpion kernel: RIP: 0010:dma_fence_signal_locked+0x30/0xe0                                            

Looks like it could be
https://bugs.freedesktop.org/show_bug.cgi?id=111381

in which case you just need to upgrade to 4.19.78 and it should be
fixed.

-- 
Ville Syrjälä
Intel