Greeting,
FYI, we noticed the following commit (built with gcc-9):
commit: 9366257fc04f5bf26cbcec391743a6db25a9b133 ("[PATCH 10/11] drm/i915: use dma_fence extractor functions") url: https://github.com/0day-ci/linux/commits/Christian-K-nig/drm-radeon-use-ttm_... base: git://anongit.freedesktop.org/drm/drm drm-next patch link: https://lore.kernel.org/linux-media/20220124130328.2376-11-christian.koenig@...
in testcase: igt version: igt-x86_64-0d559158-1_20220115 with following parameters:
group: group-18 ucode: 0xc2
on test machine: 20 threads 1 sockets Commet Lake with 16G memory
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
If you fix the issue, kindly add following tag Reported-by: kernel test robot oliver.sang@intel.com
[ 269.506365][ T497] 2022-01-27 08:52:08 build/tests/i915_pm_rc6_residency --run-subtest rc6-idle [ 269.506371][ T497] [ 269.535017][ T4218] Console: switching to colour dummy device 80x25 [ 269.541473][ T4218] [IGT] i915_pm_rc6_residency: executing [ 269.547378][ T4218] [IGT] i915_pm_rc6_residency: starting subtest rc6-idle [ 269.555799][ T497] IGT-Version: 1.26-g0d559158 (x86_64) (Linux: 5.16.0-rc5-01359-g9366257fc04f x86_64) [ 269.555804][ T497] [ 269.567820][ T497] Starting subtest: rc6-idle [ 269.567824][ T497] [ 272.723420][ T497] Total energy used while idle: 0.0mJ [ 272.723428][ T497] [ 275.727599][ T497] Total energy used for normal: 1713.6mJ (571.2mW) [ 275.727606][ T497] [ 275.738100][ T497] (i915_pm_rc6_residency:4218) CRITICAL: Test assertion failure function rc6_idle, file ../tests/i915/i915_pm_rc6_residency.c:435: [ 275.738104][ T497] [ 275.756018][ T497] (i915_pm_rc6_residency:4218) CRITICAL: Failed assertion: (rc6) <= (ts[1] - ts[0]) * (1.0 + (tolerance)/100.) && (rc6) >= (ts[1] - ts[0]) * (1.0 - (tolerance)/100.) [ 275.756022][ T497] [ 275.776143][ T497] (i915_pm_rc6_residency:4218) CRITICAL: 'rc6' != 'ts[1] - ts[0]' (1.67e+09 not within +20%/-20% tolerance of 3e+09) [ 275.776147][ T497] [ 275.790884][ T497] Subtest rc6-idle failed. [ 275.790888][ T497] [ 275.797583][ T497] **** DEBUG **** [ 275.797586][ T497] [ 275.804465][ T497] (i915_pm_rc6_residency:4218) drmtest-DEBUG: Test requirement passed: is_i915_device(fd) [ 275.804469][ T497] [ 275.817788][ T497] (i915_pm_rc6_residency:4218) igt_debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0' [ 275.817792][ T497] [ 275.831868][ T497] (i915_pm_rc6_residency:4218) i915/gem-DEBUG: Test requirement passed: dir >= 0 [ 275.831872][ T497] [ 275.844751][ T497] (i915_pm_rc6_residency:4218) igt_sysfs-DEBUG: Condition fd < 0 occurred in function igt_sysfs_write, file ../lib/igt_sysfs.c:124 [ 275.844755][ T497] [ 275.861623][ T497] (i915_pm_rc6_residency:4218) igt_debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0' [ 275.861627][ T497] [ 275.875971][ T497] (i915_pm_rc6_residency:4218) igt_debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0' [ 275.875974][ T497] [ 275.890100][ T497] (i915_pm_rc6_residency:4218) i915/gem-DEBUG: Test requirement passed: err == 0 [ 275.890103][ T497] [ 275.894179][ T4218] [IGT] i915_pm_rc6_residency: exiting, ret=98 [ 275.900543][ T497] (i915_pm_rc6_residency:4218) igt_debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0' [ 275.907444][ T497] [ 275.921691][ T497] (i915_pm_rc6_residency:4218) DEBUG: Test requirement passed: !(fd < 0 && errno == ENODEV) [ 275.921695][ T497] [ 275.935167][ T497] (i915_pm_rc6_residency:4218) igt_debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0' [ 275.935171][ T497] [ 275.949348][ T497] (i915_pm_rc6_residency:4218) DEBUG: Test requirement passed: __pmu_wait_for_rc6(fd) [ 275.949352][ T497] [ 275.962118][ T497] (i915_pm_rc6_residency:4218) DEBUG: slept=3000472942 perf=3000506306, rc6=3000506805 [ 275.962121][ T497] [ 275.974869][ T497] (i915_pm_rc6_residency:4218) INFO: Total energy used while idle: 0.0mJ [ 275.974873][ T497] [ 275.986769][ T497] (i915_pm_rc6_residency:4218) DEBUG: normal: slept=3000195757 perf=3000249816, cycles=394, rc6=1666136522 [ 275.986773][ T497] [ 276.001359][ T497] (i915_pm_rc6_residency:4218) INFO: Total energy used for normal: 1713.6mJ (571.2mW) [ 276.001362][ T497] [ 276.003052][ T497] (i915_pm_rc6_residency:4218) CRITICAL: Test assertion failure function rc6_idle, file ../tests/i915/i915_pm_rc6_residency.c:435: [ 276.003056][ T497] [ 276.005280][ T497] (i915_pm_rc6_residency:4218) CRITICAL: Failed assertion: (rc6) <= (ts[1] - ts[0]) * (1.0 + (tolerance)/100.) && (rc6) >= (ts[1] - ts[0]) * (1.0 - (tolerance)/100.) [ 276.005284][ T497] [ 276.006835][ T497] (i915_pm_rc6_residency:4218) CRITICAL: 'rc6' != 'ts[1] - ts[0]' (1.67e+09 not within +20%/-20% tolerance of 3e+09) [ 276.006838][ T497] [ 276.007597][ T497] (i915_pm_rc6_residency:4218) igt_core-INFO: Stack trace: [ 276.007600][ T497] [ 276.008818][ T497] (i915_pm_rc6_residency:4218) igt_core-INFO: #0 ../lib/igt_core.c:1752 __igt_fail_assert() [ 276.008821][ T497] [ 276.010491][ T497] (i915_pm_rc6_residency:4218) igt_core-INFO: #1 ../tests/i915/i915_pm_rc6_residency.c:569 __igt_unique____real_main534() [ 276.010495][ T497] [ 276.011251][ T497] (i915_pm_rc6_residency:4218) igt_core-INFO: #2 [main+0x30] [ 276.011254][ T497] [ 276.011496][ T497] **** END ****
To reproduce:
git clone https://github.com/intel/lkp-tests.git cd lkp-tests sudo bin/lkp install job.yaml # job file is attached in this email bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run sudo bin/lkp run generated-yaml-file
# if come across any failure that blocks the test, # please remove ~/.lkp and /lkp dir to run from a clean state.
--- 0DAY/LKP+ Test Infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/lkp@lists.01.org Intel Corporation
Thanks, Oliver Sang