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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - GPU lockup CP stall on Radeon HD 6530D when ColorTiling2D enabled"
href="https://bugs.freedesktop.org/show_bug.cgi?id=56720">56720</a>
</td>
</tr>
<tr>
<th>Assignee</th>
<td>xorg-driver-ati@lists.x.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>GPU lockup CP stall on Radeon HD 6530D when ColorTiling2D enabled
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>xorg-team@lists.x.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Reporter</th>
<td>johannes.hirte@fem.tu-ilmenau.de
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>git
</td>
</tr>
<tr>
<th>Component</th>
<td>Driver/Radeon
</td>
</tr>
<tr>
<th>Product</th>
<td>xorg
</td>
</tr></table>
<p>
<div>
<pre>On my Llano system with Radeon HD 6530D the GPU lookup when ColorTiling2D is
enabled. Since this is the default now, I have to disable it in xorg.conf.
kernel dmesg says:
[ 796.673595] radeon 0000:00:01.0: GPU lockup CP stall for more than 10000msec
[ 796.673604] radeon 0000:00:01.0: GPU lockup (waiting for 0x0000000000000704
last fence id 0x0000000000000702)
[ 796.674679] radeon 0000:00:01.0: Saved 55 dwords of commands on ring 0.
[ 796.674685] radeon 0000:00:01.0: GPU softreset
[ 796.674691] radeon 0000:00:01.0: GRBM_STATUS=0xB2703828
[ 796.674696] radeon 0000:00:01.0: GRBM_STATUS_SE0=0x1C000007
[ 796.674701] radeon 0000:00:01.0: GRBM_STATUS_SE1=0x00000007
[ 796.674706] radeon 0000:00:01.0: SRBM_STATUS=0x20000840
[ 796.674711] radeon 0000:00:01.0: R_008674_CP_STALLED_STAT1 = 0x00000000
[ 796.674716] radeon 0000:00:01.0: R_008678_CP_STALLED_STAT2 = 0x40000000
[ 796.674721] radeon 0000:00:01.0: R_00867C_CP_BUSY_STAT = 0x00008000
[ 796.674726] radeon 0000:00:01.0: R_008680_CP_STAT = 0x80228643
[ 796.687567] radeon 0000:00:01.0: GRBM_SOFT_RESET=0x00007F6B
[ 796.687674] radeon 0000:00:01.0: GRBM_STATUS=0x00003828
[ 796.687679] radeon 0000:00:01.0: GRBM_STATUS_SE0=0x00000007
[ 796.687684] radeon 0000:00:01.0: GRBM_STATUS_SE1=0x00000007
[ 796.687688] radeon 0000:00:01.0: SRBM_STATUS=0x20000040
[ 796.687693] radeon 0000:00:01.0: R_008674_CP_STALLED_STAT1 = 0x00000000
[ 796.687698] radeon 0000:00:01.0: R_008678_CP_STALLED_STAT2 = 0x00000000
[ 796.687703] radeon 0000:00:01.0: R_00867C_CP_BUSY_STAT = 0x00000000
[ 796.687708] radeon 0000:00:01.0: R_008680_CP_STAT = 0x00000000
[ 796.887814] radeon 0000:00:01.0: GPU reset succeeded, trying to resume
[ 797.289812] [drm] PCIE GART of 512M enabled (table at 0x0000000000040000).
[ 797.289914] radeon 0000:00:01.0: WB enabled
[ 797.289917] radeon 0000:00:01.0: fence driver on ring 0 use gpu addr
0x0000000020000c00 and cpu addr 0xffff8802145f4c00
[ 797.306096] [drm] ring test on 0 succeeded in 1 usecs
[ 807.784481] radeon 0000:00:01.0: GPU lockup CP stall for more than 10000msec
[ 807.784491] radeon 0000:00:01.0: GPU lockup (waiting for 0x0000000000000705
last fence id 0x0000000000000703)
[ 807.784497] [drm:r600_ib_test] *ERROR* radeon: fence wait failed (-35).
[ 807.784504] [drm:radeon_ib_ring_tests] *ERROR* radeon: failed testing IB on
GFX ring (-35).
[ 807.784509] radeon 0000:00:01.0: ib ring test failed (-35).
[ 807.785567] radeon 0000:00:01.0: GPU softreset
[ 807.785573] radeon 0000:00:01.0: GRBM_STATUS=0xB2703828
[ 807.785579] radeon 0000:00:01.0: GRBM_STATUS_SE0=0x1C000007
[ 807.785584] radeon 0000:00:01.0: GRBM_STATUS_SE1=0x00000007
[ 807.785589] radeon 0000:00:01.0: SRBM_STATUS=0x20000840
[ 807.785594] radeon 0000:00:01.0: R_008674_CP_STALLED_STAT1 = 0x00000000
[ 807.785600] radeon 0000:00:01.0: R_008678_CP_STALLED_STAT2 = 0x40000000
[ 807.785605] radeon 0000:00:01.0: R_00867C_CP_BUSY_STAT = 0x00008000
[ 807.785611] radeon 0000:00:01.0: R_008680_CP_STAT = 0x80228643
[ 807.791372] radeon 0000:00:01.0: GRBM_SOFT_RESET=0x00007F6B
[ 807.791478] radeon 0000:00:01.0: GRBM_STATUS=0x00003828
[ 807.791483] radeon 0000:00:01.0: GRBM_STATUS_SE0=0x00000007
[ 807.791488] radeon 0000:00:01.0: GRBM_STATUS_SE1=0x00000007
[ 807.791492] radeon 0000:00:01.0: SRBM_STATUS=0x20000040
[ 807.791497] radeon 0000:00:01.0: R_008674_CP_STALLED_STAT1 = 0x00000000
[ 807.791502] radeon 0000:00:01.0: R_008678_CP_STALLED_STAT2 = 0x00000000
[ 807.791507] radeon 0000:00:01.0: R_00867C_CP_BUSY_STAT = 0x00000000
[ 807.791512] radeon 0000:00:01.0: R_008680_CP_STAT = 0x00000000
[ 808.001762] radeon 0000:00:01.0: GPU reset succeeded, trying to resume
[ 808.405795] [drm] PCIE GART of 512M enabled (table at 0x0000000000040000).
[ 808.405893] radeon 0000:00:01.0: WB enabled
[ 808.405896] radeon 0000:00:01.0: fence driver on ring 0 use gpu addr
0x0000000020000c00 and cpu addr 0xffff8802145f4c00
[ 808.422092] [drm] ring test on 0 succeeded in 1 usecs
[ 808.423778] [drm] ib test on ring 0 succeeded in 0 usecs
[ 818.900371] radeon 0000:00:01.0: GPU lockup CP stall for more than 10000msec
[ 818.900381] radeon 0000:00:01.0: GPU lockup (waiting for 0x0000000000000707
last fence id 0x0000000000000706)
[ 818.901455] radeon 0000:00:01.0: Saved 23 dwords of commands on ring 0.
[ 818.901462] radeon 0000:00:01.0: GPU softreset
[ 818.901468] radeon 0000:00:01.0: GRBM_STATUS=0xB2703828
[ 818.901473] radeon 0000:00:01.0: GRBM_STATUS_SE0=0x1C000007
[ 818.901478] radeon 0000:00:01.0: GRBM_STATUS_SE1=0x00000007
[ 818.901485] radeon 0000:00:01.0: SRBM_STATUS=0x20000840
[ 818.901490] radeon 0000:00:01.0: R_008674_CP_STALLED_STAT1 = 0x00000000
[ 818.901496] radeon 0000:00:01.0: R_008678_CP_STALLED_STAT2 = 0x40000000
[ 818.901501] radeon 0000:00:01.0: R_00867C_CP_BUSY_STAT = 0x00008000
[ 818.901506] radeon 0000:00:01.0: R_008680_CP_STAT = 0x80228643
[ 818.907672] radeon 0000:00:01.0: GRBM_SOFT_RESET=0x00007F6B
[ 818.907779] radeon 0000:00:01.0: GRBM_STATUS=0x00003828
[ 818.907783] radeon 0000:00:01.0: GRBM_STATUS_SE0=0x00000007
[ 818.907788] radeon 0000:00:01.0: GRBM_STATUS_SE1=0x00000007
[ 818.907793] radeon 0000:00:01.0: SRBM_STATUS=0x20000040
[ 818.907798] radeon 0000:00:01.0: R_008674_CP_STALLED_STAT1 = 0x00000000
[ 818.907803] radeon 0000:00:01.0: R_008678_CP_STALLED_STAT2 = 0x00000000
[ 818.907808] radeon 0000:00:01.0: R_00867C_CP_BUSY_STAT = 0x00000000
[ 818.907812] radeon 0000:00:01.0: R_008680_CP_STAT = 0x00000000
[ 819.117817] radeon 0000:00:01.0: GPU reset succeeded, trying to resume
[ 819.522007] [drm] PCIE GART of 512M enabled (table at 0x0000000000040000).
[ 819.522106] radeon 0000:00:01.0: WB enabled
[ 819.522109] radeon 0000:00:01.0: fence driver on ring 0 use gpu addr
0x0000000020000c00 and cpu addr 0xffff8802145f4c00
[ 819.538288] [drm] ring test on 0 succeeded in 1 usecs
[ 819.539982] [drm] ib test on ring 0 succeeded in 0 usecs</pre>
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