[Bug 90091] [BDW] GPU HANG: ecode 8:0:0x85dffffb, in Xorg [937], reason: Ring hung, action: reset

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=90091

--- Comment #3 from Yves-Alexis <corsac at debian.org> ---
(In reply to Mika Kuoppala from comment #2)
> ERROR: 0x00000008
>     Invalid physical address in ROSTRM interface (PAVP)
> 
> 0x1e0a18b0:      0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
> write flush, no inst flush
> 0x1e0a18b4:      0x00101002:    destination address
> 0x1e0a18b8:      0x00000000:    immediate dword low
> 0x1e0a18bc:      0x00000000:    immediate dword high
> 0x1e0a18c8:      0x784d0000: 3D UNKNOWN: 3d_965 opcode = 0x784d
> 0x1e0a18cc:      0x71946400: 3D UNKNOWN: 3d_965 opcode = 0x7194
> 0x1e0a18d0:      0x78240000: 3D UNKNOWN: 3d_965 opcode = 0x7824
> 0x1e0a18d4:      0x00007ec1: MI_NOOP
> 
> Head pointing to 0x1e0a18c8.
> 
> Looks like PIPE_CONTROL is structured for gen < 8. That would mean DDX is
> not recent enough.

DDX is 2.99.917. I can try git if needed, but I'd assume 2.99.917 already knows
about BDW? Would Xorg.0.log be helpful here?

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