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TGL only: igt@i915_pm_rc6_residency@rc6-idle - fail - Failed assertion: (rc6) <= (ts[1] - ts[0]) * (1.0 + (tolerance)/100.) && (rc6) >= (ts[1] - ts[0]) * (1.0 - (tolerance)/100.)

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8211/re-tgl-u2/igt@i915_pm_rc6_residency@rc6-idle.html

	
Starting subtest: rc6-idle
(i915_pm_rc6_residency:5401) CRITICAL: Test assertion failure function rc6_idle, file ../tests/i915/i915_pm_rc6_residency.c:401:
(i915_pm_rc6_residency:5401) CRITICAL: Failed assertion: (rc6) <= (ts[1] - ts[0]) * (1.0 + (tolerance)/100.) && (rc6) >= (ts[1] - ts[0]) * (1.0 - (tolerance)/100.)
(i915_pm_rc6_residency:5401) CRITICAL: Last errno: 9, Bad file descriptor
(i915_pm_rc6_residency:5401) CRITICAL: 'rc6' != 'ts[1] - ts[0]' (0 not within +20%/-20% tolerance of 3e+09)
Subtest rc6-idle failed.
**** DEBUG ****
(i915_pm_rc6_residency:5401) drmtest-DEBUG: Test requirement passed: is_i915_device(fd) && has_known_intel_chipset(fd)
(i915_pm_rc6_residency:5401) igt_debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0'
(i915_pm_rc6_residency:5401) ioctl_wrappers-DEBUG: Test requirement passed: dir >= 0
(i915_pm_rc6_residency:5401) ioctl_wrappers-DEBUG: Test requirement passed: err == 0
(i915_pm_rc6_residency:5401) igt_debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0'
(i915_pm_rc6_residency:5401) DEBUG: Test requirement passed: !(fd < 0 && errno == ENODEV)
(i915_pm_rc6_residency:5401) igt_debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0'
(i915_pm_rc6_residency:5401) DEBUG: Test requirement passed: __pmu_wait_for_rc6(fd)
(i915_pm_rc6_residency:5401) DEBUG: slept=3000133413 perf=3000150856, rc6=3000151657
(i915_pm_rc6_residency:5401) DEBUG: normal: slept=3000137787 perf=3000159903, cycles=42, rc6=0
(i915_pm_rc6_residency:5401) CRITICAL: Test assertion failure function rc6_idle, file ../tests/i915/i915_pm_rc6_residency.c:401:
(i915_pm_rc6_residency:5401) CRITICAL: Failed assertion: (rc6) <= (ts[1] - ts[0]) * (1.0 + (tolerance)/100.) && (rc6) >= (ts[1] - ts[0]) * (1.0 - (tolerance)/100.)
(i915_pm_rc6_residency:5401) CRITICAL: Last errno: 9, Bad file descriptor
(i915_pm_rc6_residency:5401) CRITICAL: 'rc6' != 'ts[1] - ts[0]' (0 not within +20%/-20% tolerance of 3e+09)
(i915_pm_rc6_residency:5401) igt_core-INFO: Stack trace:
(i915_pm_rc6_residency:5401) igt_core-INFO:   #0 ../lib/igt_core.c:1676 __igt_fail_assert()
(i915_pm_rc6_residency:5401) igt_core-INFO:   #1 ../tests/i915/i915_pm_rc6_residency.c:401 __real_main418()
(i915_pm_rc6_residency:5401) igt_core-INFO:   #2 [main+0x30]
****  END  ****
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