[Bug 101233] New: [BAT][CTG] (gem_tiled_fence_blits:3343) Failed assertion: linear[i] == start_val

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=101233

            Bug ID: 101233
           Summary: [BAT][CTG] (gem_tiled_fence_blits:3343) Failed
                    assertion: linear[i] == start_val
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: martin.peres at free.fr
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Ever since we swapped fi-ctg-l9400 for another one
(https://bugs.freedesktop.org/show_bug.cgi?id=101089), we started randomly
hitting an assert when running igt at gem_tiled_fence_blits@basic:

(gem_tiled_fence_blits:3343) CRITICAL: Test assertion failure function
check_bo, file gem_tiled_fence_blits.c:96:
(gem_tiled_fence_blits:3343) CRITICAL: Failed assertion: linear[i] == start_val
(gem_tiled_fence_blits:3343) CRITICAL: Expected 0x0008ec80, found 0x0008ec90 at
offset 0x0003b200
Subtest basic failed.
**** DEBUG ****
(gem_tiled_fence_blits:3343) INFO: Using 3 1MiB buffers
(gem_tiled_fence_blits:3343) CRITICAL: Test assertion failure function
check_bo, file gem_tiled_fence_blits.c:96:
(gem_tiled_fence_blits:3343) CRITICAL: Failed assertion: linear[i] == start_val
(gem_tiled_fence_blits:3343) CRITICAL: Expected 0x0008ec80, found 0x0008ec90 at
offset 0x0003b200
****  END  ****

Statistics: Failure rate 2/5 run(s) (40%)

Full logs:
https://intel-gfx-ci.01.org/CI/CI_DRM_2672/fi-ctg-l9400/igt@gem_tiled_fence_blits@basic.html

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