I ran “igt@i915_selftest@live@gt_timelines multiple time with my changes but issue is not reproduced. My code base is on “drm-tip: 2021y-08m-30d-01h-19m-56s UTC integration manifest” and test was done with enable_guc=3 ======= gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.306s) Subtest live: SUCCESS (20.306s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.289s) Subtest live: SUCCESS (20.290s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.291s) Subtest live: SUCCESS (20.292s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.433s) Subtest live: SUCCESS (20.434s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.480s) Subtest live: SUCCESS (20.481s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.298s) Subtest live: SUCCESS (20.299s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.257s) Subtest live: SUCCESS (20.258s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.336s) Subtest live: SUCCESS (20.337s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.446s) Subtest live: SUCCESS (20.447s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.328s) Subtest live: SUCCESS (20.329s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ sudo ./build/tests/i915_selftest --r live --dy gt_timelines IGT-Version: 1.26-g925655c30 (x86_64) (Linux: 5.14.0-uc-mocs-aas-1 x86_64) Starting subtest: live Starting dynamic subtest: gt_timelines Dynamic subtest gt_timelines: SUCCESS (20.335s) Subtest live: SUCCESS (20.336s) gta@DUT2020-RKLS:~/ayaz/igt-gpu-tools.internal-rebasing$ From: Patchwork Sent: Friday, September 3, 2021 1:41 AM To: Siddiqui, Ayaz A Cc: intel-gfx@lists.freedesktop.org Subject: ✗ Fi.CI.BAT: failure for drm/i915/gt: Initialize unused MOCS entries to L3_WB Patch Details Series: drm/i915/gt: Initialize unused MOCS entries to L3_WB URL: https://patchwork.freedesktop.org/series/94295/ State: failure Details: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20946/index.html CI Bug Log - changes from CI_DRM_10548 -> Patchwork_20946 Summary FAILURE Serious unknown changes coming with Patchwork_20946 absolutely need to be verified manually. If you think the reported changes have nothing to do with the changes introduced in Patchwork_20946, please notify your bug team to allow them to document this new failure mode, which will reduce false positives in CI. External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20946/index.html Possible new issues Here are the unknown changes that may have been introduced in Patchwork_20946: IGT changes Possible regressions * igt@i915_selftest@live@gt_timelines: * fi-rkl-guc: PASS -> INCOMPLETE Known issues Here are the changes found in Patchwork_20946 that come from known issues: IGT changes Issues hit * igt@runner@aborted: * fi-rkl-guc: NOTRUN -> FAIL (i915#3928) Participating hosts (48 -> 39) Missing (9): fi-ilk-m540 bat-adls-5 fi-hsw-4200u bat-dg1-5 fi-bsw-cyan bat-adlp-4 fi-bsw-kefka fi-bdw-samus bat-jsl-1 Build changes * Linux: CI_DRM_10548 -> Patchwork_20946 CI-20190529: 20190529 CI_DRM_10548: 50be9d6f82904be755ea5b04efbd6c5e19e2d945 @ git://anongit.freedesktop.org/gfx-ci/linux IGT_6197: 40888f97a6ad219f4ed48a1830d0ef3c9617d006 @ https://gitlab.freedesktop.org/drm/igt-gpu-tools.git Patchwork_20946: aac515f419092c6c22c426c25bc89ac4eb63b800 @ git://anongit.freedesktop.org/gfx-ci/linux == Linux commits == aac515f41909 drm/i915/selftest: Remove Renderer class check for l3cc table read 8f930253133f drm/i915/gt: Initialize L3CC table in mocs init cbe983e4de1e drm/i915/gt: Initialize unused MOCS entries with device specific values ee72b0d50d16 drm/i915/gt: Set BLIT_CCTL reg to un-cached ae6608c212cd drm/i915/gt: Set CMD_CCTL to UC for Gen12 Onward 677e40246b6e drm/i915/gt: Add support of mocs propagation