[Bug 112341] [cfl iommu] GPU Hang with Gallium3D iris driver on FC31

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=112341

Lakshmi <lakshminarayana.vudum at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      i915 features|                            |GPU hang
         Whiteboard|                            |Triaged
      i915 platform|                            |CFL

--- Comment #2 from Lakshmi <lakshminarayana.vudum at intel.com> ---
rcs0 command stream:
  IDLE?: no
  START: 0x0615c000
  HEAD:  0x00201e38 [0x00001de0]
  TAIL:  0x00001e90 [0x00001e40, 0x00001e90]
  CTL:   0x00003001
  MODE:  0x00000000
  HWS:   0xffffe000
  ACTHD: 0x0000fffe fffd7b0c
  IPEIR: 0x00000000
  IPEHR: 0x7a000004
  INSTDONE: 0xffdfffff
  SC_INSTDONE: 0xffffff90
  SAMPLER_INSTDONE[0][0]: 0xffffffff
  SAMPLER_INSTDONE[0][1]: 0xffffffff
  SAMPLER_INSTDONE[0][2]: 0xffffffff
  ROW_INSTDONE[0][0]: 0xfe10ffbc
  ROW_INSTDONE[0][1]: 0xfe10ffbc
  ROW_INSTDONE[0][2]: 0xfe10ffbc
  batch: [0x0000fffe_fffd7000, 0x0000fffe_fffeb000]
  BBADDR: 0x0000fffe_fffd7b0d
  BB_STATE: 0x00000020
  INSTPS: 0x00009080
  INSTPM: 0x00000000
  FADDR: 0x0000fffe fffd7d00
  RC PSMI: 0x00000010
  FAULT_REG: 0x00000000
  GFX_MODE: 0x00008000
  PDP0: 0x000000006d572000
  PDP1: 0x0000000000000000
  PDP2: 0x0000000000000000
  PDP3: 0x0000000000000000
  ring->head: 0x00001d90
  ring->tail: 0x00001e90
  hangcheck timestamp: 0ms (4295824000; epoch)
  engine reset count: 0
  ELSP[0]:  pid 4420, seqno       52:00000288+, prio 4096, emitted -120ms,
start 0615c000, head 00001de0, tail 00001e90
  ELSP[1]:  pid 2184, seqno       10:00004126+, prio 4096, emitted -112ms,
start 00005000, head 00001e10, tail 00001eb8
  Active context: alacritty[4420] hw_id 33, prio 0, guilty 0 active 0
rcs0 (submitted by alacritty [4420]) --- gtt_offset = 0x0000fffe fffd7000

Head != Tail != ATCHD based on this, can we conclude it as NOTOURBUG?

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