[Bug 101060] New: [BAT][BWR] Failed assertion: ptr[i] == i in some igt at prime_vgem tests

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=101060

            Bug ID: 101060
           Summary: [BAT][BWR] Failed assertion: ptr[i] == i in some
                    igt at prime_vgem tests
           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

The following tests have spurious failed assertions:
 - igt at prime_busy@basic-before-default:
https://intel-gfx-ci.01.org/CI/CI_DRM_2619/fi-bwr-2160/igt@prime_busy@basic-before-default.html
 - igt at prime_vgem@basic-busy-default:
https://intel-gfx-ci.01.org/CI/CI_DRM_2619/fi-bwr-2160/igt@prime_vgem@basic-busy-default.html
 - igt at prime_vgem@basic-fence-wait-default:
https://intel-gfx-ci.01.org/CI/CI_DRM_2619/fi-bwr-2160/igt@prime_vgem@basic-fence-wait-default.html
 - igt at prime_vgem@basic-sync-default:
https://intel-gfx-ci.01.org/CI/CI_DRM_2619/fi-bwr-2160/igt@prime_vgem@basic-sync-default.html
 - igt at prime_busy@basic-wait-after-default:
https://intel-gfx-ci.01.org/CI/CI_DRM_2619/fi-bwr-2160/igt@prime_busy@basic-wait-after-default.html
 - igt at prime_busy@basic-wait-before-default:
https://intel-gfx-ci.01.org/CI/CI_DRM_2619/fi-bwr-2160/igt@prime_busy@basic-wait-before-default.html
 - igt at prime_vgem@basic-wait-default:
https://intel-gfx-ci.01.org/CI/CI_DRM_2619/fi-bwr-2160/igt@prime_vgem@basic-wait-default.html

Here is an example of such assertion:

(prime_vgem:3699) CRITICAL: Test assertion failure function test_wait, file
prime_vgem.c:405:
(prime_vgem:3699) CRITICAL: Failed assertion: ptr[i] == i
(prime_vgem:3699) CRITICAL: error: 0 != 0x1
Subtest basic-wait-default failed.
**** DEBUG ****
(prime_vgem:3699) ioctl-wrappers-DEBUG: Test requirement passed:
gem_has_ring(fd, ring)
(prime_vgem:3699) DEBUG: Test requirement passed: !(gen == 6 && e->exec_id ==
I915_EXEC_BSD)
(prime_vgem:3699) igt-debugfs-DEBUG: Opening debugfs directory
'/sys/kernel/debug/dri/0'
(prime_vgem:3699) DEBUG: Test requirement passed: __gem_execbuf(i915, &execbuf)
== 0
(prime_vgem:3699) CRITICAL: Test assertion failure function test_wait, file
prime_vgem.c:405:
(prime_vgem:3699) CRITICAL: Failed assertion: ptr[i] == i
(prime_vgem:3699) CRITICAL: error: 0 != 0x1
****  END  ****

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