[Bug 97756] [drm] GPU HANG: ecode 9:0:0x85dfdfff, in Sky Force Anniv [1295], reason: Engine(s) hung, action: reset

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=97756

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Assignee|intel-gfx-bugs at lists.freede |idr at freedesktop.org
                   |sktop.org                   |
            Product|DRI                         |Mesa
         QA Contact|intel-gfx-bugs at lists.freede |
                   |sktop.org                   |
            Version|unspecified                 |12.0
          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 0xfc43c960, with 0x7a000004 (PIPE_CONTROL) as IPEHR.

Batch extract (around 0xfc43c960):

Bad length 12 in 3DSTATE_PS, expected 8-8
0xfc43c900:      0x7820000a: 3DSTATE_PS
0xfc43c904:      0x0000b500:    dword 1
0xfc43c908:      0x00000000:    dword 2
0xfc43c90c:      0x48090000:    dword 3
0xfc43c910:      0x00000000:    dword 4
0xfc43c914:      0x00000000:    dword 5
0xfc43c918:      0x1f800003:    dword 6
0xfc43c91c:      0x00040006:    dword 7
0xfc43c920:      0x00000000:    dword 8
0xfc43c924:      0x00000000:    dword 9
0xfc43c928:      0x0000b540:    dword 10
0xfc43c92c:      0x00000000:    dword 11
0xfc43c930:      0x784e0002: 3D UNKNOWN: 3d_965 opcode = 0x784e
0xfc43c934:      0x00000082: MI_NOOP
0xfc43c938:      0x00000000: MI_NOOP
0xfc43c93c:      0x00000000: MI_NOOP
0xfc43c940:      0x78140000: 3D UNKNOWN: 3d_965 opcode = 0x7814
0xfc43c944:      0x80000844: UNKNOWN
Bad count in PIPE_CONTROL
0xfc43c948:      0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
write flush, no inst flush
0xfc43c94c:      0x00101001:    destination address
0xfc43c950:      0x00000000:    immediate dword low
0xfc43c954:      0x00000000:    immediate dword high
Bad count in PIPE_CONTROL
0xfc43c960:      0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
write flush, no inst flush
0xfc43c964:      0x00000408:    destination address
0xfc43c968:      0x00000000:    immediate dword low
0xfc43c96c:      0x00000000:    immediate dword high

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