[Bug 25717] Radeon: system locks up when sending many vertices.

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=25717

--- Comment #3 from Andy Furniss <lists at andyfurniss.entadsl.com> 2010-08-01 04:10:58 PDT ---
(In reply to comment #2)

I've now got a new PC with a PCIE rv770 and running current d-r-t and ddx/mesa
gits can still reproduce this GPU reset.

I also notice that after a GPU reset power management no longer works and I am
stuck with full clock speed.

radeon 0000:01:00.0: GPU lockup CP stall for more than 1000msec
------------[ cut here ]------------
WARNING: at drivers/gpu/drm/radeon/radeon_fence.c:235
radeon_fence_wait+0x249/0x2b0 [radeon]()
Hardware name: System Product Name
GPU lockup (waiting for 0x0002AC4B last fence id 0x0002AC48)
Modules linked in: radeon ttm drm_kms_helper drm i2c_algo_bit fbcon tileblit
font bitblit fbcon_rotate fbcon_cw fbcon_ud fbcon_ccw softcursor powernow_k8
mperf cpufreq_ondemand saa7134_alsa mt352 saa7134_dvb videobuf_dvb dvb_core
mt20xx tea5767 tda9887 tda8290 tuner snd_hda_codec_atihdmi
snd_hda_codec_realtek snd_hda_intel snd_hda_codec saa7134 v4l2_common videodev
v4l1_compat videobuf_dma_sg videobuf_core ir_common firewire_ohci ir_core
snd_pcsp snd_hwdep snd_pcm tveeprom firewire_core option snd_timer pata_atiixp
usb_wwan pata_acpi r8169 usbserial snd i2c_piix4 serio_raw i2c_core crc_itu_t
soundcore snd_page_alloc xhci_hcd asus_atk0110 mii ata_generic k10temp
pata_jmicron
Pid: 1970, comm: gltestperf Not tainted 2.6.35-rc4-10804-gbffec3b #2
Call Trace:
 [<faceae89>] ? radeon_fence_wait+0x249/0x2b0 [radeon]
 [<c0444cac>] warn_slowpath_common+0x7c/0xa0
 [<faceae89>] ? radeon_fence_wait+0x249/0x2b0 [radeon]
 [<c0444d4e>] warn_slowpath_fmt+0x2e/0x30
 [<faceae89>] radeon_fence_wait+0x249/0x2b0 [radeon]
 [<c045e6c0>] ? autoremove_wake_function+0x0/0x40
 [<faceb760>] ? radeon_sync_obj_wait+0x0/0x10 [radeon]
 [<faceb76c>] radeon_sync_obj_wait+0xc/0x10 [radeon]
 [<fa168a34>] ttm_bo_wait+0xc4/0x150 [ttm]
 [<fad0034f>] radeon_gem_wait_idle_ioctl+0x7f/0x100 [radeon]
 [<f9f9cc19>] drm_ioctl+0x269/0x400 [drm]
 [<fad002d0>] ? radeon_gem_wait_idle_ioctl+0x0/0x100 [radeon]
 [<c04f8081>] ? do_sync_read+0xb1/0xf0
 [<f9f9c9b0>] ? drm_ioctl+0x0/0x400 [drm]
 [<c0504ed8>] vfs_ioctl+0x28/0xa0
 [<c050561a>] do_vfs_ioctl+0x6a/0x570
 [<c04f8c11>] ? vfs_read+0x171/0x180
 [<c0505b59>] sys_ioctl+0x39/0x60
 [<c040369f>] sysenter_do_call+0x12/0x28
---[ end trace 6ec64b6e53c6d554 ]---
[drm] Disabling audio support
radeon 0000:01:00.0: GPU softreset 
radeon 0000:01:00.0:   R_008010_GRBM_STATUS=0xE77304A4
radeon 0000:01:00.0:   R_008014_GRBM_STATUS2=0x00FF0F02
radeon 0000:01:00.0:   R_000E50_SRBM_STATUS=0x20003EC0
radeon 0000:01:00.0:   R_008020_GRBM_SOFT_RESET=0x00007FEE
radeon 0000:01:00.0: R_008020_GRBM_SOFT_RESET=0x00000001
radeon 0000:01:00.0:   R_008010_GRBM_STATUS=0x00003028
radeon 0000:01:00.0:   R_008014_GRBM_STATUS2=0x00000002
radeon 0000:01:00.0:   R_000E50_SRBM_STATUS=0x200000C0
radeon 0000:01:00.0: GPU reset succeed
[drm] Clocks initialized !
[drm] ring test succeeded in 1 usecs
[drm] ib test succeeded in 1 usecs
[drm] Enabling audio support

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