igt@i915_pm_freq_api@freq-basic-api@gt1 - fail - Test assertion failure function test_freq_basic_api, Failed assertion: set_freq(dirfd, RPS_MIN_FREQ_MHZ, rp0) > 0, Last errno: 22

http://gfx-ci.igk.intel.com/cibuglog-ng/testresult/1467188959?query_key=20cbe2be627bf65a261cb5052157f3c9f4338241

Stdout	
Starting dynamic subtest: gt1
System min freq: 100MHz; max freq: 1300MHz
Stack trace:
#0 ../../../usr/src/igt-gpu-tools/lib/igt_core.c:1963 __igt_fail_assert()
#1 ../../../usr/src/igt-gpu-tools/tests/i915/i915_pm_freq_api.c:62 __igt_unique____real_main102()
#2 ../../../usr/src/igt-gpu-tools/tests/i915/i915_pm_freq_api.c:102 main()
#3 [__libc_start_main+0xf3]
#4 [_start+0x2e]
Dynamic subtest gt1: FAIL (0.035s)
Subtest freq-basic-api: FAIL (0.052s)

Stderr	
Starting dynamic subtest: gt1
(i915_pm_freq_api:7474) CRITICAL: Test assertion failure function test_freq_basic_api, file ../../../usr/src/igt-gpu-tools/tests/i915/i915_pm_freq_api.c:65:
(i915_pm_freq_api:7474) CRITICAL: Failed assertion: set_freq(dirfd, RPS_MIN_FREQ_MHZ, rp0) > 0
(i915_pm_freq_api:7474) CRITICAL: Last errno: 22, Invalid argument
Dynamic subtest gt1 failed.
**** DEBUG ****
(i915_pm_freq_api:7474) INFO: System min freq: 100MHz; max freq: 1300MHz
(i915_pm_freq_api:7474) CRITICAL: Test assertion failure function test_freq_basic_api, file ../../../usr/src/igt-gpu-tools/tests/i915/i915_pm_freq_api.c:65:
(i915_pm_freq_api:7474) CRITICAL: Failed assertion: set_freq(dirfd, RPS_MIN_FREQ_MHZ, rp0) > 0
(i915_pm_freq_api:7474) CRITICAL: Last errno: 22, Invalid argument
(i915_pm_freq_api:7474) igt_core-INFO: Stack trace:
(i915_pm_freq_api:7474) igt_core-INFO: #0 ../../../usr/src/igt-gpu-tools/lib/igt_core.c:1963 __igt_fail_assert()
(i915_pm_freq_api:7474) igt_core-INFO: #1 ../../../usr/src/igt-gpu-tools/tests/i915/i915_pm_freq_api.c:62 __igt_unique____real_main102()
(i915_pm_freq_api:7474) igt_core-INFO: #2 ../../../usr/src/igt-gpu-tools/tests/i915/i915_pm_freq_api.c:102 main()
(i915_pm_freq_api:7474) igt_core-INFO: #3 [__libc_start_main+0xf3]
(i915_pm_freq_api:7474) igt_core-INFO: #4 [_start+0x2e]
**** END ****
Dynamic subtest gt1: FAIL (0.035s)
Subtest freq-basic-api: FAIL (0.052s)

Dmesg	
<6> [421.542909] [IGT] i915_pm_freq_api: starting dynamic subtest gt1
<6> [421.583111] [IGT] i915_pm_freq_api: exiting, ret=98
<7> [421.584300] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]
<6> [421.611925] Console: switching to colour frame buffer device 360x112