Comment 21 for bug 840140

Hi there. Thnaks for your work.

Issue persists.

Unlike Florian , I have not seen any evidence of X server crash, but here is the output from dmesg (kernel log)

[ 59.004074] radeon 0000:01:00.0: GPU lockup CP stall for more than 10036msec
[ 59.004077] GPU lockup (waiting for 0x0000000D last fence id 0x00000001)
[ 59.005143] radeon 0000:01:00.0: GPU softreset
[ 59.005145] radeon 0000:01:00.0: GRBM_STATUS=0xF5400828
[ 59.005147] radeon 0000:01:00.0: GRBM_STATUS_SE0=0xE8000005
[ 59.005149] radeon 0000:01:00.0: GRBM_STATUS_SE1=0xE8000001
[ 59.005151] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0
[ 59.005162] radeon 0000:01:00.0: GRBM_SOFT_RESET=0x00007F6B
[ 59.005265] radeon 0000:01:00.0: GRBM_STATUS=0x00003828
[ 59.005267] radeon 0000:01:00.0: GRBM_STATUS_SE0=0x00000007
[ 59.005268] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x00000007
[ 59.005270] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0
[ 59.006265] radeon 0000:01:00.0: GPU reset succeed
[ 59.044414] [drm] PCIE GART of 512M enabled (table at 0x0000000000040000).
[ 59.044439] [drm:evergreen_gpu_init] *ERROR* bad backend map, using default
[ 59.044510] radeon 0000:01:00.0: WB enabled
[ 59.060618] [drm] ring test succeeded in 2 usecs
[ 59.060629] [drm] ib test succeeded in 3 usecs
[ 69.712099] radeon 0000:01:00.0: GPU lockup CP stall for more than 10020msec
[ 69.713631] GPU lockup (waiting for 0x00000013 last fence id 0x0000000D)
[ 69.714722] radeon 0000:01:00.0: GPU softreset
[ 69.714725] radeon 0000:01:00.0: GRBM_STATUS=0xF5400828
[ 69.714727] radeon 0000:01:00.0: GRBM_STATUS_SE0=0xE8000005
[ 69.714730] radeon 0000:01:00.0: GRBM_STATUS_SE1=0xE8000001
[ 69.714732] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0
[ 69.714760] radeon 0000:01:00.0: GRBM_SOFT_RESET=0x00007F6B
[ 69.714863] radeon 0000:01:00.0: GRBM_STATUS=0x00003828
[ 69.714865] radeon 0000:01:00.0: GRBM_STATUS_SE0=0x00000007
[ 69.714868] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x00000007
[ 69.714870] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0
[ 69.715864] radeon 0000:01:00.0: GPU reset succeed
[ 69.812508] [drm] PCIE GART of 512M enabled (table at 0x0000000000040000).
[ 69.812533] [drm:evergreen_gpu_init] *ERROR* bad backend map, using default
[ 69.814132] radeon 0000:01:00.0: WB enabled
[ 69.830241] [drm] ring test succeeded in 2 usecs
[ 69.830253] [drm] ib test succeeded in 3 usecs