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Message-ID: <CA+7wUszgY3uFVfMe4T-_5x9KuzWNSgKHXcRKgfcmpE+Keo73Vg@mail.gmail.com>
Date: Mon, 23 Apr 2018 20:50:46 +0200
From: Mathieu Malaterre <malat@...ian.org>
To: Alex Deucher <alexander.deucher@....com>
Cc: Christian König <christian.koenig@....com>,
"David (ChunMing) Zhou" <David1.Zhou@....com>,
David Airlie <airlied@...ux.ie>, amd-gfx@...ts.freedesktop.org,
dri-devel <dri-devel@...ts.freedesktop.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: Tracking: radeon 0000:00:10.0: ring 0 stalled for more than 10240msec
Hi there,
I am pretty sure I was able to run kodi on an old Mac Mini G4 (big
endian) with AMD RV280. Today it is failing to start with:
[ 162.971551] radeon 0000:00:10.0: ring 0 stalled for more than 10240msec
[ 162.971568] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 163.482863] radeon 0000:00:10.0: ring 0 stalled for more than 10752msec
[ 163.482880] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 163.994225] radeon 0000:00:10.0: ring 0 stalled for more than 11264msec
[ 163.994241] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 164.505598] radeon 0000:00:10.0: ring 0 stalled for more than 11776msec
[ 164.505614] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 165.016996] radeon 0000:00:10.0: ring 0 stalled for more than 12288msec
[ 165.017013] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 165.528429] radeon 0000:00:10.0: ring 0 stalled for more than 12800msec
[ 165.528446] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 166.039865] radeon 0000:00:10.0: ring 0 stalled for more than 13312msec
[ 166.039882] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 166.551351] radeon 0000:00:10.0: ring 0 stalled for more than 13824msec
[ 166.551368] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 167.062819] radeon 0000:00:10.0: ring 0 stalled for more than 14336msec
[ 167.062836] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 167.574331] radeon 0000:00:10.0: ring 0 stalled for more than 14848msec
[ 167.574348] radeon 0000:00:10.0: GPU lockup (current fence id
0x00000000000001d6 last fence id 0x00000000000001d7 on ring 0)
[ 167.798244] [TTM] Buffer eviction failed
[ 167.940488] radeon: wait for empty RBBM fifo failed! Bad things might happen.
[ 168.076053] Failed to wait GUI idle while programming pipes. Bad
things might happen.
[ 168.092258] radeon 0000:00:10.0: Saved 91 dwords of commands on ring 0.
[ 168.092380] radeon 0000:00:10.0: (r100_asic_reset:2560)
RBBM_STATUS=0x83F96100
[ 168.589895] radeon 0000:00:10.0: (r100_asic_reset:2581)
RBBM_STATUS=0x80010140
[ 169.083456] radeon 0000:00:10.0: (r100_asic_reset:2589)
RBBM_STATUS=0x00000140
[ 169.083482] radeon 0000:00:10.0: GPU reset succeed
[ 169.083487] radeon 0000:00:10.0: GPU reset succeeded, trying to resume
[ 169.083550] radeon 0000:00:10.0: WB disabled
[ 169.083561] radeon 0000:00:10.0: fence driver on ring 0 use gpu
addr 0x0000000000000000 and cpu addr 0x883a5378
[ 169.083612] [drm] radeon: ring at 0x0000000000001000
[ 169.228838] [drm:r100_ring_test [radeon]] *ERROR* radeon: ring test
failed (scratch(0x15E8)=0xCAFEDEAD)
[ 169.228910] [drm:r100_cp_init [radeon]] *ERROR* radeon: cp isn't
working (-22).
[ 169.228919] radeon 0000:00:10.0: failed initializing CP (-22).
How should I go and debug this (other than plain git-bisect) ?
For reference:
# modprobe radeon
...
[ 100.369890] [drm] radeon kernel modesetting enabled.
[ 100.377816] checking generic (9c008000 5a000) vs hw (98000000 8000000)
[ 100.377824] fb: switching to radeondrmfb from OFfb ATY,RockHo
[ 100.382566] Console: switching to colour dummy device 80x25
[ 100.386224] radeon 0000:00:10.0: enabling device (0006 -> 0007)
[ 100.389596] [drm] initializing kernel modesetting (RV280
0x1002:0x5962 0x1002:0x5962 0x01).
[ 100.389783] radeon 0000:00:10.0: Invalid PCI ROM header signature:
expecting 0xaa55, got 0x0000
[ 100.389813] radeon 0000:00:10.0: Invalid PCI ROM header signature:
expecting 0xaa55, got 0x0000
[ 100.390218] [drm:radeon_get_bios [radeon]] *ERROR* Unable to locate
a BIOS ROM
[ 100.390247] [drm] Using device-tree clock info
[ 100.390286] agpgart-uninorth 0000:00:0b.0: putting AGP V2 device into 4x mode
[ 100.390300] radeon 0000:00:10.0: putting AGP V2 device into 4x mode
[ 100.390345] radeon 0000:00:10.0: GTT: 256M 0x00000000 - 0x0FFFFFFF
[ 100.390355] [drm] Generation 2 PCI interface, using max accessible memory
[ 100.390368] radeon 0000:00:10.0: VRAM: 128M 0x0000000098000000 -
0x000000009FFFFFFF (32M used)
[ 100.390406] [drm] Detected VRAM RAM=128M, BAR=128M
[ 100.390415] [drm] RAM width 64bits DDR
[ 100.405414] [TTM] Zone kernel: Available graphics memory: 254062 kiB
[ 100.405444] [TTM] Initializing pool allocator
[ 100.405542] [drm] radeon: 32M of VRAM memory ready
[ 100.405554] [drm] radeon: 256M of GTT memory ready.
[ 100.406161] radeon 0000:00:10.0: WB disabled
[ 100.406187] radeon 0000:00:10.0: fence driver on ring 0 use gpu
addr 0x0000000000000000 and cpu addr 0x883a5378
[ 100.406204] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 100.406212] [drm] Driver supports precise vblank timestamp query.
[ 100.406252] [drm] radeon: irq initialized.
[ 100.406276] [drm] Loading R200 Microcode
[ 100.446688] radeon 0000:00:10.0: firmware: direct-loading firmware
radeon/R200_cp.bin
[ 100.447755] [drm] radeon: ring at 0x0000000000001000
[ 100.447800] [drm] ring test succeeded in 0 usecs
[ 100.448435] [drm] ib test succeeded in 0 usecs
[ 100.454640] [drm] Connector Table: 7 (mini internal tmds)
[ 100.454680] [drm] No TMDS info found in BIOS
[ 100.454692] [drm] No TV DAC info found in BIOS
[ 100.454900] [drm] Radeon Display Connectors
[ 100.454910] [drm] Connector 0:
[ 100.454916] [drm] DVI-I-1
[ 100.454922] [drm] HPD1
[ 100.454930] [drm] DDC: 0x6c 0x6c 0x6c 0x6c 0x6c 0x6c 0x6c 0x6c
[ 100.454937] [drm] Encoders:
[ 100.454944] [drm] DFP1: INTERNAL_TMDS1
[ 100.454951] [drm] CRT2: INTERNAL_DAC2
[ 100.454958] [drm] Connector 1:
[ 100.454963] [drm] SVIDEO-1
[ 100.454969] [drm] Encoders:
[ 100.454975] [drm] TV1: INTERNAL_DAC2
[ 100.542734] [drm] fb mappable at 0x98040000
[ 100.542764] [drm] vram apper at 0x98000000
[ 100.542770] [drm] size 1572864
[ 100.542777] [drm] fb depth is 16
[ 100.542783] [drm] pitch is 2048
[ 100.614204] Console: switching to colour frame buffer device 128x48
[ 100.623505] radeon 0000:00:10.0: fb0: radeondrmfb frame buffer device
[ 100.634507] [drm] Initialized radeon 2.50.0 20080528 for
0000:00:10.0 on minor 0
Thanks
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