https://bugzilla.kernel.org/show_bug.cgi?id=46231
Summary: Radeon NI: evergreen_resume fails after GPU lockup Product: Drivers Version: 2.5 Kernel Version: 3.6-rc2 Platform: All OS/Version: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: Video(DRI - non Intel) AssignedTo: drivers_video-dri@kernel-bugs.osdl.org ReportedBy: ben@b1c1l1.com Regression: No
I've always had GPU lockups on my Radeon HD 6750M (MacBookPro8,2) but have not been able to get good kernel messages until upgrading to 3.6-rc2:
[88296.175333] radeon 0000:01:00.0: GPU lockup CP stall for more than 10000msec [88296.175348] radeon 0000:01:00.0: GPU lockup (waiting for 0x00000000004f368c last fence id 0x00000000004f3681) [88296.176433] radeon 0000:01:00.0: Saved 439 dwords of commands on ring 0. [88296.176439] radeon 0000:01:00.0: GPU softreset [88296.176445] radeon 0000:01:00.0: GRBM_STATUS=0xA00038A0 [88296.176450] radeon 0000:01:00.0: GRBM_STATUS_SE0=0x00000007 [88296.176455] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x00000007 [88296.176460] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0 [88296.176466] radeon 0000:01:00.0: R_008674_CP_STALLED_STAT1 = 0x01000000 [88296.176471] radeon 0000:01:00.0: R_008678_CP_STALLED_STAT2 = 0x00011002 [88296.176476] radeon 0000:01:00.0: R_00867C_CP_BUSY_STAT = 0x00028506 [88296.176482] radeon 0000:01:00.0: R_008680_CP_STAT = 0x80838647 [88296.176493] radeon 0000:01:00.0: GRBM_SOFT_RESET=0x00007F6B [88296.176600] radeon 0000:01:00.0: GRBM_STATUS=0x800038A0 [88296.176605] radeon 0000:01:00.0: GRBM_STATUS_SE0=0x00000007 [88296.176610] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x00000007 [88296.176615] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0 [88296.176620] radeon 0000:01:00.0: R_008674_CP_STALLED_STAT1 = 0x00000000 [88296.176625] radeon 0000:01:00.0: R_008678_CP_STALLED_STAT2 = 0x00000000 [88296.176630] radeon 0000:01:00.0: R_00867C_CP_BUSY_STAT = 0x00000000 [88296.176636] radeon 0000:01:00.0: R_008680_CP_STAT = 0x00000000 [88296.177642] radeon 0000:01:00.0: GPU reset succeeded, trying to resume [88296.177647] radeon 0000:01:00.0: GPU softreset [88296.177652] radeon 0000:01:00.0: GRBM_STATUS=0x800038A0 [88296.177657] radeon 0000:01:00.0: GRBM_STATUS_SE0=0x00000007 [88296.177662] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x00000007 [88296.177667] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0 [88296.177672] radeon 0000:01:00.0: R_008674_CP_STALLED_STAT1 = 0x00000000 [88296.177677] radeon 0000:01:00.0: R_008678_CP_STALLED_STAT2 = 0x00000000 [88296.177682] radeon 0000:01:00.0: R_00867C_CP_BUSY_STAT = 0x00000000 [88296.177687] radeon 0000:01:00.0: R_008680_CP_STAT = 0x00000000 [88296.177698] radeon 0000:01:00.0: GRBM_SOFT_RESET=0x00007F6B [88296.177805] radeon 0000:01:00.0: GRBM_STATUS=0x800038A0 [88296.177810] radeon 0000:01:00.0: GRBM_STATUS_SE0=0x00000007 [88296.177814] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x00000007 [88296.177819] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0 [88296.177824] radeon 0000:01:00.0: R_008674_CP_STALLED_STAT1 = 0x00000000 [88296.177829] radeon 0000:01:00.0: R_008678_CP_STALLED_STAT2 = 0x00000000 [88296.177835] radeon 0000:01:00.0: R_00867C_CP_BUSY_STAT = 0x00000000 [88296.177840] radeon 0000:01:00.0: R_008680_CP_STAT = 0x00000000 [88296.183915] [drm] probing gen 2 caps for device 8086:101 = 2/0 [88296.183918] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0 [88296.187771] [drm] PCIE GART of 512M enabled (table at 0x0000000000040000). [88296.187948] radeon 0000:01:00.0: WB enabled [88296.187957] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880265260c00 [88296.417147] [drm:r600_ring_test] *ERROR* radeon: ring 0 test failed (scratch(0x8504)=0xCAFEDEAD) [88296.417150] [drm:evergreen_resume] *ERROR* evergreen startup failed on resume
blee@supra ~ $ lspci -nn | grep VGA 01:00.0 VGA compatible controller [0300]: Advanced Micro Devices [AMD] nee ATI Whistler [AMD Radeon HD 6600M Series] [1002:6741]