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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BSW]igt/gem_ring_sync_loop causes GPU hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89060#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [BSW]igt/gem_ring_sync_loop causes GPU hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89060">bug 89060</a>
from <span class="vcard"><a class="email" href="mailto:yex.tian@intel.com" title="ye.tian <yex.tian@intel.com>"> <span class="fn">ye.tian</span></a>
</span></b>
<pre>Tested it on the latest fixes kernel(39a880) and lgt (gbeddb3b), this issue
still fails.
output:
-------------
root@x-bsw01:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# time
./gem_ring_sync_loop IGT-Version: 1.10-gbeddb3b (x86_64) (Linux:
4.0.0_drm-intel-fixes_39a880_20150414+ x86_64)
Test assertion failure function intel_batchbuffer_flush_on_ring, file
intel_batchbuffer. c:183:
Failed assertion: (drm_intel_gem_bo_context_exec(batch->bo, ctx, used, ring))
== 0
Last errno: 5, Input/output error
Stack trace:
#0 [__igt_fail_assert+0xf1]
#1 [intel_batchbuffer_flush_on_ring+0xc5]
#2 [main+0x19a]
#3 [__libc_start_main+0xf5]
#4 [_start+0x29]
#5 [<unknown>+0x29]
Test gem_ring_sync_loop failed.
**** DEBUG ****
(gem_ring_sync_loop:4435) drmtest-DEBUG: Test requirement passed: fd >= 0
Test requirement passed: HAS_BLT_RING(intel_get_drm_devid(fd))
Test assertion failure function intel_batchbuffer_flush_on_ring, file
intel_batchbuffer. c:183:
Failed assertion: (drm_intel_gem_bo_context_exec(batch->bo, ctx, used, ring))
== 0
Last errno: 5, Input/output error
**** END ****
FAIL (11.640s)
real 0m17.722s
user 0m0.247s
sys 0m1.099s</pre>
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