Sep 16 13:41:06 myzoo kernel: [996478.430038] radeon 0000:01:00.0: GPU lockup CP stall for more than 75340msec
Sep 16 13:41:06 myzoo kernel: [996478.430042] ------------[ cut here ]------------
Sep 16 13:41:06 myzoo kernel: [996478.430076] WARNING: at /build/buildd/linux-2.6.38/drivers/gpu/drm/radeon/radeon_fence.c:248 radeon_fence_wait+0x36f/0x3e0 [radeon]()
Sep 16 13:41:06 myzoo kernel: [996478.430080] Hardware name: System Product Name
Sep 16 13:41:06 myzoo kernel: [996478.430083] GPU lockup (waiting for 0x0830BE64 last fence id 0x0830BE63)
Sep 16 13:41:06 myzoo kernel: [996478.430086] Modules linked in: ums_cypress nls_iso8859_1 nls_cp437 vfat fat usb_storage uas binfmt_misc parport_pc ppdev snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq radeon ttm snd_timer snd_seq_device drm_kms_helper snd psmouse serio_raw drm soundcore i2c_algo_bit lp parport snd_page_alloc asus_atk0110 joydev usbhid hid atl1e pata_jmicron
Sep 16 13:41:06 myzoo kernel: [996478.430132] Pid: 1020, comm: Xorg Not tainted 2.6.38-11-generic #48-Ubuntu
Sep 16 13:41:06 myzoo kernel: [996478.430136] Call Trace:
Sep 16 13:41:06 myzoo kernel: [996478.430146]  [<ffffffff81065cbf>] ? warn_slowpath_common+0x7f/0xc0
Sep 16 13:41:06 myzoo kernel: [996478.430152]  [<ffffffff81065db6>] ? warn_slowpath_fmt+0x46/0x50
Sep 16 13:41:06 myzoo kernel: [996478.430177]  [<ffffffffa01567cf>] ? radeon_fence_wait+0x36f/0x3e0 [radeon]
Sep 16 13:41:06 myzoo kernel: [996478.430184]  [<ffffffff81087fb0>] ? autoremove_wake_function+0x0/0x40
Sep 16 13:41:06 myzoo kernel: [996478.430213]  [<ffffffffa017016d>] ? radeon_ib_get+0x12d/0x1e0 [radeon]
Sep 16 13:41:06 myzoo kernel: [996478.430241]  [<ffffffffa0171b3e>] ? radeon_cs_ioctl+0x8e/0x1e0 [radeon]
Sep 16 13:41:06 myzoo kernel: [996478.430258]  [<ffffffffa0074384>] ? drm_ioctl+0x3e4/0x4c0 [drm]
Sep 16 13:41:06 myzoo kernel: [996478.430286]  [<ffffffffa0171ab0>] ? radeon_cs_ioctl+0x0/0x1e0 [radeon]
Sep 16 13:41:06 myzoo kernel: [996478.430294]  [<ffffffff8116576b>] ? do_readv_writev+0x19b/0x1e0
Sep 16 13:41:06 myzoo kernel: [996478.430304]  [<ffffffffa01080df>] ? ttm_bo_unref+0x3f/0x60 [ttm]
Sep 16 13:41:06 myzoo kernel: [996478.430311]  [<ffffffff811764ff>] ? do_vfs_ioctl+0x8f/0x360
Sep 16 13:41:06 myzoo kernel: [996478.430317]  [<ffffffff81176861>] ? sys_ioctl+0x91/0xa0
Sep 16 13:41:06 myzoo kernel: [996478.430323]  [<ffffffff8100c002>] ? system_call_fastpath+0x16/0x1b
Sep 16 13:41:06 myzoo kernel: [996478.430327] ---[ end trace 6ad00e62e51b8a71 ]---
Sep 16 13:41:06 myzoo kernel: [996478.430338] [drm] Disabling audio support
Sep 16 13:41:06 myzoo kernel: [996478.446432] radeon 0000:01:00.0: GPU softreset 
Sep 16 13:41:06 myzoo kernel: [996478.446436] radeon 0000:01:00.0:   R_008010_GRBM_STATUS=0xA0003028
Sep 16 13:41:06 myzoo kernel: [996478.446438] radeon 0000:01:00.0:   R_008014_GRBM_STATUS2=0x00000002
Sep 16 13:41:06 myzoo kernel: [996478.446440] radeon 0000:01:00.0:   R_000E50_SRBM_STATUS=0x200000C0
Sep 16 13:41:06 myzoo kernel: [996478.446447] radeon 0000:01:00.0:   R_008020_GRBM_SOFT_RESET=0x00007FEE
Sep 16 13:41:06 myzoo kernel: [996478.461453] radeon 0000:01:00.0: R_008020_GRBM_SOFT_RESET=0x00000001
Sep 16 13:41:06 myzoo kernel: [996478.477451] radeon 0000:01:00.0:   R_008010_GRBM_STATUS=0x00003028
Sep 16 13:41:06 myzoo kernel: [996478.477453] radeon 0000:01:00.0:   R_008014_GRBM_STATUS2=0x00000002
Sep 16 13:41:06 myzoo kernel: [996478.477455] radeon 0000:01:00.0:   R_000E50_SRBM_STATUS=0x200000C0
Sep 16 13:41:06 myzoo kernel: [996478.478456] radeon 0000:01:00.0: GPU reset succeed
Sep 16 13:41:06 myzoo kernel: [996478.498375] radeon 0000:01:00.0: WB enabled
Sep 16 13:41:06 myzoo kernel: [996478.544589] [drm] ring test succeeded in 1 usecs
Sep 16 13:41:06 myzoo kernel: [996478.544599] [drm] ib test succeeded in 1 usecs
Sep 16 13:41:06 myzoo kernel: [996478.544601] [drm] Enabling audio support