[Bug 97789] [drm] GPU HANG: ecode 9:0:0x85dffffb, in blender [2329], reason: Engine(s) hung, action: reset

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=97789

yann <yann.argotti at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Product|DRI                         |Mesa
           Assignee|intel-gfx-bugs at lists.freede |idr at freedesktop.org
                   |sktop.org                   |
            Version|unspecified                 |12.0
         QA Contact|intel-gfx-bugs at lists.freede |
                   |sktop.org                   |
          Component|DRM/Intel                   |Drivers/DRI/i915

--- Comment #2 from yann <yann.argotti at intel.com> ---
Assigning to Mesa product (please let me know if I am mistaken with this GPU
Hang).

>From this error dump, hung is happening in render ring batch with active head
at 0xfdd77dfc, with 0x7a000004 (PIPE_CONTROL) as IPEHR.

Batch extract (around 0xfdd77dfc):

0xfdd77dd4:      0x784e0002: 3D UNKNOWN: 3d_965 opcode = 0x784e
0xfdd77dd8:      0x00000000: MI_NOOP
0xfdd77ddc:      0x00000000: MI_NOOP
0xfdd77de0:      0x00000000: MI_NOOP
Bad count in PIPE_CONTROL
0xfdd77de4:      0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
write flush, no inst flush
0xfdd77de8:      0x00101001:    destination address
0xfdd77dec:      0x00000000:    immediate dword low
0xfdd77df0:      0x00000000:    immediate dword high
Bad count in PIPE_CONTROL
0xfdd77dfc:      0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
write flush, no inst flush
0xfdd77e00:      0x00000408:    destination address
0xfdd77e04:      0x00000000:    immediate dword low
0xfdd77e08:      0x00000000:    immediate dword high
Bad length 8 in 3DSTATE_URB, expected 3-3
0xfdd77e14:      0x78050006: 3DSTATE_URB
0xfdd77e18:      0x304c1dff:    VS entries 7679, alloc size 77 (1024bit row)
0xfdd77e1c:      0xfcb64000:    GS entries 576, alloc size 1 (1024bit row)
0xfdd77e34:      0x78070003: 3D UNKNOWN: 3d_965 opcode = 0x7807

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