| Priority | medium |
|---|---|
| Bug ID | 66972 |
| Assignee | dri-devel@lists.freedesktop.org |
| Summary | GPU lockup CP stall with radeon.dpm=1 on BARTS/6850 |
| Severity | normal |
| Classification | Unclassified |
| OS | Linux (All) |
| Reporter | a.heider@gmail.com |
| Hardware | x86-64 (AMD64) |
| Status | NEW |
| Version | DRI CVS |
| Component | DRM/Radeon |
| Product | DRI |
Using 3.11-rc1 with merged drm-fixes (d1ce3d5 uvesafb: Really allow mtrr being 0, as documented and warn()ed) on top. There're no glaring problems without radeon.dpm=1, but with dpm I get this: [ 18.930980] radeon 0000:01:00.0: GPU lockup CP stall for more than 10756msec [ 18.930983] radeon 0000:01:00.0: GPU lockup (waiting for 0x0000000000000003 last fence id 0x0000000000000001) [ 19.029921] radeon 0000:01:00.0: Saved 87 dwords of commands on ring 0. [ 19.030032] radeon 0000:01:00.0: GPU softreset: 0x00000108 [ 19.030035] radeon 0000:01:00.0: GRBM_STATUS = 0xA00038A0 [ 19.030037] radeon 0000:01:00.0: GRBM_STATUS_SE0 = 0x00000007 [ 19.030039] radeon 0000:01:00.0: GRBM_STATUS_SE1 = 0x00000007 [ 19.030041] radeon 0000:01:00.0: SRBM_STATUS = 0x200200C0 [ 19.030043] radeon 0000:01:00.0: SRBM_STATUS2 = 0x00000000 [ 19.030046] radeon 0000:01:00.0: R_008674_CP_STALLED_STAT1 = 0x01000000 [ 19.030048] radeon 0000:01:00.0: R_008678_CP_STALLED_STAT2 = 0x00011100 [ 19.030050] radeon 0000:01:00.0: R_00867C_CP_BUSY_STAT = 0x00028580 [ 19.030052] radeon 0000:01:00.0: R_008680_CP_STAT = 0x80838042 [ 19.030054] radeon 0000:01:00.0: R_00D034_DMA_STATUS_REG = 0x44C83D57 [ 19.221068] radeon 0000:01:00.0: GRBM_SOFT_RESET=0x00004001 [ 19.221120] radeon 0000:01:00.0: SRBM_SOFT_RESET=0x00000500 [ 19.222267] radeon 0000:01:00.0: GRBM_STATUS = 0x00003828 [ 19.222270] radeon 0000:01:00.0: GRBM_STATUS_SE0 = 0x00000007 [ 19.222272] radeon 0000:01:00.0: GRBM_STATUS_SE1 = 0x00000007 [ 19.222274] radeon 0000:01:00.0: SRBM_STATUS = 0x200200C0 [ 19.222276] radeon 0000:01:00.0: SRBM_STATUS2 = 0x00000000 [ 19.222278] radeon 0000:01:00.0: R_008674_CP_STALLED_STAT1 = 0x00000000 [ 19.222280] radeon 0000:01:00.0: R_008678_CP_STALLED_STAT2 = 0x00000000 [ 19.222282] radeon 0000:01:00.0: R_00867C_CP_BUSY_STAT = 0x00000000 [ 19.222285] radeon 0000:01:00.0: R_008680_CP_STAT = 0x00000000 [ 19.222287] radeon 0000:01:00.0: R_00D034_DMA_STATUS_REG = 0x44C83D57 [ 19.222293] radeon 0000:01:00.0: GPU reset succeeded, trying to resume [ 19.222299] radeon 0000:01:00.0: GPU softreset: 0x00000100 [ 19.222301] radeon 0000:01:00.0: GRBM_STATUS = 0x00003828 [ 19.222303] radeon 0000:01:00.0: GRBM_STATUS_SE0 = 0x00000007 [ 19.222305] radeon 0000:01:00.0: GRBM_STATUS_SE1 = 0x00000007 [ 19.222308] radeon 0000:01:00.0: SRBM_STATUS = 0x200200C0 [ 19.222310] radeon 0000:01:00.0: SRBM_STATUS2 = 0x00000000 [ 19.222312] radeon 0000:01:00.0: R_008674_CP_STALLED_STAT1 = 0x00000000 [ 19.222314] radeon 0000:01:00.0: R_008678_CP_STALLED_STAT2 = 0x00000000 [ 19.222316] radeon 0000:01:00.0: R_00867C_CP_BUSY_STAT = 0x00000000 [ 19.222318] radeon 0000:01:00.0: R_008680_CP_STAT = 0x00000000 [ 19.222320] radeon 0000:01:00.0: R_00D034_DMA_STATUS_REG = 0x44C83D57 [ 19.222476] radeon 0000:01:00.0: SRBM_SOFT_RESET=0x00000400 [ 19.223623] radeon 0000:01:00.0: GRBM_STATUS = 0x00003828 [ 19.223625] radeon 0000:01:00.0: GRBM_STATUS_SE0 = 0x00000007 [ 19.223627] radeon 0000:01:00.0: GRBM_STATUS_SE1 = 0x00000007 [ 19.223630] radeon 0000:01:00.0: SRBM_STATUS = 0x200200C0 [ 19.223632] radeon 0000:01:00.0: SRBM_STATUS2 = 0x00000000 [ 19.223634] radeon 0000:01:00.0: R_008674_CP_STALLED_STAT1 = 0x00000000 [ 19.223636] radeon 0000:01:00.0: R_008678_CP_STALLED_STAT2 = 0x00000000 [ 19.223638] radeon 0000:01:00.0: R_00867C_CP_BUSY_STAT = 0x00000000 [ 19.223640] radeon 0000:01:00.0: R_008680_CP_STAT = 0x00000000 [ 19.223642] radeon 0000:01:00.0: R_00D034_DMA_STATUS_REG = 0x44C83D57 [ 20.283957] [drm] PCIE gen 2 link speeds already enabled [ 20.286156] [drm] PCIE GART of 512M enabled (table at 0x0000000000273000). [ 20.286273] radeon 0000:01:00.0: WB enabled [ 20.286277] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880800cb7c00 [ 20.286280] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880800cb7c0c [ 20.287780] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc9000c932118 [ 20.304059] [drm] ring test on 0 succeeded in 3 usecs [ 20.304131] [drm] ring test on 3 succeeded in 1 usecs [ 20.478915] [drm] ring test on 5 succeeded in 2 usecs [ 20.478930] [drm] UVD initialized successfully. [ 20.480805] [drm] ib test on ring 0 succeeded in 0 usecs [ 20.480851] [drm] ib test on ring 3 succeeded in 1 usecs [ 30.631806] radeon 0000:01:00.0: GPU lockup CP stall for more than 10000msec [ 30.631813] radeon 0000:01:00.0: GPU lockup (waiting for 0x0000000000000004 last fence id 0x0000000000000002) [ 30.631816] [drm:r600_uvd_ib_test] *ERROR* radeon: fence wait failed (-35). [ 30.631822] [drm:radeon_ib_ring_tests] *ERROR* radeon: failed testing IB on ring 5 (-35). lightdm takes unusually long to show up due to the 1st stall. Eventually I can log in (xfce without compositing), but just running dmesg in a fullscreen terminal makes X crash (Backtrace is useless, let me know if one with debug symbols helps). >From before the stall: dmesg|grep radeon\|drm: [ 6.441501] [drm] Initialized drm 1.1.0 20060810 [ 6.547794] [drm] Memory usable by graphics device = 2048M [ 6.571559] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010). [ 6.571560] [drm] Driver supports precise vblank timestamp query. [ 6.591921] [drm] Wrong MCH_SSKPD value: 0x20100406 [ 6.591923] [drm] This can cause pipe underruns and display issues. [ 6.591924] [drm] Please upgrade your BIOS to fix this. [ 6.604625] [drm] radeon kernel modesetting enabled. [ 6.604655] fb: conflicting fb hw usage radeondrmfb vs EFI VGA - removing generic driver [ 6.837612] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device [ 6.837623] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0 [ 6.837814] [drm] initializing kernel modesetting (BARTS 0x1002:0x6739 0x174B:0xE174). [ 6.837838] [drm] register mmio base: 0xF7B20000 [ 6.837839] [drm] register mmio size: 131072 [ 6.838016] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used) [ 6.838018] radeon 0000:01:00.0: GTT: 512M 0x0000000040000000 - 0x000000005FFFFFFF [ 6.838019] [drm] Detected VRAM RAM=1024M, BAR=256M [ 6.838020] [drm] RAM width 256bits DDR [ 6.838133] [drm] radeon: 1024M of VRAM memory ready [ 6.838134] [drm] radeon: 512M of GTT memory ready. [ 6.843307] [drm] GART: num cpu pages 131072, num gpu pages 131072 [ 6.843559] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0 [ 6.843733] [drm] Loading BARTS Microcode [ 6.861606] [drm] PCIE GART of 512M enabled (table at 0x0000000000273000). [ 6.861727] radeon 0000:01:00.0: WB enabled [ 6.861729] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880800cb7c00 [ 6.861730] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880800cb7c0c [ 6.861732] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc9000c932118 [ 6.861734] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010). [ 6.861734] [drm] Driver supports precise vblank timestamp query. [ 6.861750] radeon 0000:01:00.0: irq 50 for MSI/MSI-X [ 6.861758] radeon 0000:01:00.0: radeon: using MSI. [ 6.861783] [drm] radeon: irq initialized. [ 6.878276] [drm] ring test on 0 succeeded in 3 usecs [ 6.878339] [drm] ring test on 3 succeeded in 1 usecs [ 7.063144] [drm] ring test on 5 succeeded in 2 usecs [ 7.063151] [drm] UVD initialized successfully. [ 7.063365] [drm] ib test on ring 0 succeeded in 0 usecs [ 7.063408] [drm] ib test on ring 3 succeeded in 0 usecs [ 7.214700] [drm] ib test on ring 5 succeeded [ 7.215287] [drm] Radeon Display Connectors [ 7.215289] [drm] Connector 0: [ 7.215289] [drm] DP-4 [ 7.215290] [drm] HPD4 [ 7.215291] [drm] DDC: 0x6430 0x6430 0x6434 0x6434 0x6438 0x6438 0x643c 0x643c [ 7.215292] [drm] Encoders: [ 7.215293] [drm] DFP1: INTERNAL_UNIPHY2 [ 7.215293] [drm] Connector 1: [ 7.215294] [drm] HDMI-A-4 [ 7.215294] [drm] HPD3 [ 7.215295] [drm] DDC: 0x6460 0x6460 0x6464 0x6464 0x6468 0x6468 0x646c 0x646c [ 7.215296] [drm] Encoders: [ 7.215296] [drm] DFP2: INTERNAL_UNIPHY2 [ 7.215297] [drm] Connector 2: [ 7.215298] [drm] DVI-I-1 [ 7.215298] [drm] HPD6 [ 7.215299] [drm] DDC: 0x6470 0x6470 0x6474 0x6474 0x6478 0x6478 0x647c 0x647c [ 7.215300] [drm] Encoders: [ 7.215300] [drm] DFP3: INTERNAL_UNIPHY [ 7.215301] [drm] CRT1: INTERNAL_KLDSCP_DAC1 [ 7.215302] [drm] Connector 3: [ 7.215302] [drm] DVI-D-1 [ 7.215303] [drm] HPD1 [ 7.215304] [drm] DDC: 0x6480 0x6480 0x6484 0x6484 0x6488 0x6488 0x648c 0x648c [ 7.215304] [drm] Encoders: [ 7.215305] [drm] DFP4: INTERNAL_UNIPHY1 [ 7.215401] [drm] Internal thermal controller with fan control [ 7.227372] [drm] radeon: dpm initialized [ 7.278110] [drm] fb mappable at 0xE0375000 [ 7.278113] [drm] vram apper at 0xE0000000 [ 7.278113] [drm] size 9216000 [ 7.278114] [drm] fb depth is 24 [ 7.278115] [drm] pitch is 7680 [ 7.278193] fbcon: radeondrmfb (fb1) is primary device [ 7.636682] radeon 0000:01:00.0: fb1: radeondrmfb frame buffer device [ 7.636684] [drm] Initialized radeon 2.34.0 20080528 for 0000:01:00.0 on minor 1 [ 7.818982] [drm] Enabling RC6 states: RC6 on, RC6p on, RC6pp off
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