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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BDW]igt/gem_concurrent_blit/cpu-bcs-early-read-forked-hang(bcs) fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=88434">88434</a>
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<th>Summary</th>
<td>[BDW]igt/gem_concurrent_blit/cpu-bcs-early-read-forked-hang(bcs) fails
</td>
</tr>
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<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
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<th>Hardware</th>
<td>All
</td>
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<th>OS</th>
<td>Linux (All)
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>medium
</td>
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<th>Component</th>
<td>DRM/Intel
</td>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
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<pre>Created <span class=""><a href="attachment.cgi?id=112261" name="attach_112261" title="dmesg">attachment 112261</a> <a href="attachment.cgi?id=112261&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: no, new case
Non-working platforms: BDW
==kernel==
--------------------------
drm-intel-nightly/95cce4b4c5f3ecaf9c1c01d42f670da2748fcffb
commit 95cce4b4c5f3ecaf9c1c01d42f670da2748fcffb
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Wed Jan 14 20:58:31 2015 +0100
drm-intel-nightly: 2015y-01m-14d-19h-58m-09s UTC integration manifest
==Bug detailed description==
-----------------------------
It fails on BDW with -nightly kernel, skip on -fixes kernel.
following cases also fail:
igt/gem_concurrent_blit/cpu-bcs-gpu-read-after-write-forked-hang(bcs)
igt/gem_concurrent_blit/cpu-bcs-overwrite-source-forked-hang(bcs)
igt/gem_concurrent_blit/cpu-bcs-overwrite-source-one-forked-hang(bcs)
output(nightly kernel):
IGT-Version: 1.9-g3214a27 (x86_64) (Linux:
3.19.0-rc4_drm-intel-nightly_95cce4_20150115+ x86_64)
using 2x512 buffers, each 1MiB
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Failed assertion: *vaddr++ == val
Failed assertion: *vaddr++ == val
Last errno: 11, Resource temporarily unavailable
Last errno: 11, Resource temporarily unavailable
error: 0 != 0xdeadbeef
error: 0 != 0xdeadbeef
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Failed assertion: *vaddr++ == val
Last errno: 11, Resource temporarily unavailable
error: 0 != 0xdeadbeef
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Failed assertion: *vaddr++ == val
Last errno: 11, Resource temporarily unavailable
error: 0 != 0xdeadbeef
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Failed assertion: *vaddr++ == val
Last errno: 11, Resource temporarily unavailable
error: 0 != 0xdeadbeef
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Failed assertion: *vaddr++ == val
Last errno: 11, Resource temporarily unavailable
error: 0 != 0xdeadbeef
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Failed assertion: *vaddr++ == val
Last errno: 11, Resource temporarily unavailable
error: 0 != 0xdeadbeef
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Failed assertion: *vaddr++ == val
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Last errno: 11, Resource temporarily unavailable
Failed assertion: *vaddr++ == val
error: 0 != 0xdeadbeef
Last errno: 11, Resource temporarily unavailable
error: 0 != 0xdeadbeef
Test assertion failure function cpu_cmp_bo, file gem_concurrent_blit.c:228:
Failed assertion: *vaddr++ == val
Last errno: 11, Resource temporarily unavailable
error: 0 != 0xdeadbeef
child 14 failed with exit status 99
Subtest cpu-bcs-early-read-forked-hang(bcs): FAIL (5.661s)
output(fixes kernel)
IGT-Version: 1.9-g3214a27 (x86_64) (Linux:
3.19.0-rc4_drm-intel-fixes_226e5a_20150114+ x86_64)
using 2x512 buffers, each 1MiB
Test requirement not met in function hang_require, file
gem_concurrent_blit.c:477:
Test requirement: igt_can_hang_ring(fd, gen, -1)
Last errno: 22, Invalid argument
Subtest cpu-bcs-early-read-forked-hang(bcs): SKIP (0.000s)
Test requirement not met in function wc_create_bo, file
gem_concurrent_blit.c:177:
Test requirement: gem_mmap__has_wc(fd)
==Reproduce steps==
----------------------------
1. ./gem_concurrent_blit --run-subtest cpu-bcs-early-read-forked-hang\(bcs\)</pre>
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