Created attachment 106411 [details] dmesg ==System Environment== -------------------------- Regression: Not sure. I can not find good commit on both kernel and igt, here has a similar bug 81858 before on other platform. Non-working platforms: HSW ==kernel== -------------------------- origin/drm-intel-nightly:ab7f1ab9c4d1c8af46517d60e54eeda9d8673f6a(fails) drm-intel-nightly: 2014y-09m-16d-09h-02m-41s UTC integration manifest origin/drm-intel-next-queued:889dc7e960acde076491806d27e068b391c4a47a(fails) drm/i915: Use EIO instead of EAGAIN for sink CRC error. origin/drm-intel-fixes: d72985765e986f45a28f87d75f3f0ece489b04cc(fails) drm/i915: Add limited color range readout for HDMI/DP ports on g4x/vlv/chv ==Bug detailed description== ----------------------------- igt/pm_rps subcases reset and blocking fail Output: [root@x-hsw24 tests]# ./pm_rps --run-subtest blocking IGT-Version: 1.8-g137877f (x86_64) (Linux: 3.17.0-rc5_drm-intel-nightly_ab7f1a_20140917+ x86_64) Test assertion failure function emit_store_dword_imm, file pm_rps.c:193: Failed assertion: batch->ptr == batch->end Subtest blocking: FAIL (10.001s) Test assertion failure function load_helper_stop, file pm_rps.c:254: Failed assertion: igt_wait_helper(&lh.igt_proc) == 0 Subtest blocking: FAIL (20.014s) [root@x-hsw24 tests]# ./pm_rps --run-subtest reset IGT-Version: 1.8-g137877f (x86_64) (Linux: 3.17.0-rc5_drm-intel-nightly_ab7f1a_20140917+ x86_64) Test assertion failure function emit_store_dword_imm, file pm_rps.c:193: Failed assertion: batch->ptr == batch->end Subtest reset: FAIL (10.001s) ^CTest assertion failure function load_helper_stop, file pm_rps.c:254: Failed assertion: igt_wait_helper(&lh.igt_proc) == 0 Last errno: 10, No child processes Subtest reset: FAIL (5686.556s) pm_rps: igt_core.c:907: fork_helper_exit_handler: Assertion `helper_process_count == 0' failed. Aborted (core dumped) ==Reproduce steps== ---------------------------- 1. ./pm_rps --run-subtest reset
commit 1244fc6b9bc56cdf1584e919230796082b93f371 Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Tue Sep 16 08:17:00 2014 +0100 igt/pm_rps: Fix STORE_DWORD for pre-gen8 gen8 actually changed the command layout, not just extended the relocation value. Oh well. References: https://bugs.freedesktop.org/show_bug.cgi?id=83915 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Verified on latest -nightly(7101d84020f63f1da7e0c5d021cdd6be4d515de5) [root@x-hsw24 tests]# ./pm_rps --run-subtest reset IGT-Version: 1.8-g32a0308 (x86_64) (Linux: 3.17.0-rc6_drm-intel-nightly_7101d8_20140929+ x86_64) Subtest reset: SUCCESS (47.319s) You have new mail in /var/spool/mail/root [root@x-hsw24 tests]# ./pm_rps --run-subtest blocking IGT-Version: 1.8-g32a0308 (x86_64) (Linux: 3.17.0-rc6_drm-intel-nightly_7101d8_20140929+ x86_64) Subtest blocking: SUCCESS (35.023s)
Closing old verified.
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