[Bug 107128] New: [CI] SKL-IOMMU igt at drv_selftest@live_coherency failed with error -5

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=107128

            Bug ID: 107128
           Summary: [CI] SKL-IOMMU igt at drv_selftest@live_coherency failed
                    with error -5
           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: tomi.p.sarvela at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

CI hosts are starting to run i915 selftests, and this bug is part of the series
"Initial findings"

On SKL with IOMMU not disabled, selftest igt at drv_selftest@live_coherency fails
with message

[  387.755935] i915 0000:00:02.0: GPU recovery failed
[  387.798444] Failed to set value[0/1] in object using gpu, err=-5
[  387.798468] i915/i915_gem_coherency_live_selftests: igt_gem_coherency failed
with error -5
[  387.900210] i915: probe of 0000:00:02.0 failed with error -5

Full trace at

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4432/fi-skl-iommu/igt@drv_selftest@live_coherency.html

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