Created attachment 134640 [details] output
Tests List: igt@prime_vgem@coherency-gtt ==================================================== Output Sample ==================================================== . . . **** DEBUG **** (prime_vgem:8861) CRITICAL: Test assertion failure function test_gtt_interleaved, file prime_vgem.c:273: (prime_vgem:8861) CRITICAL: Failed assertion: gtt[1024*i] == ~i (prime_vgem:8861) CRITICAL: error: 0 != -1 (prime_vgem:8861) igt-core-INFO: Stack trace: (prime_vgem:8861) igt-core-INFO: #0 [__igt_fail_assert+0x101] (prime_vgem:8861) igt-core-INFO: #1 [__real_main757+0xce6] (prime_vgem:8861) igt-core-INFO: #2 [<unknown>+0xce6] **** END **** . . . This is my configuration: ====================================== Graphic stack ====================================== Component: drm tag: libdrm-2.4.81-57-g1dd84e0 commit: 1dd84e01a972b1759839a7326009be24ab3e6de2 Component: cairo tag: 1.15.6-42-gdccbed7 commit: dccbed7d78d32bd3b912e8810379451dd94e6a1f Component: intel-gpu-tools tag: intel-gpu-tools-1.19-357-g1e99f8b commit: 1e99f8b8d2563d7f5c4e82932bab15abc5eacaef Component: piglit tag: piglit-v1 commit: 5aa6eea37f44f818632a3dad4c1a7478085bd56d ====================================== Software ====================================== kernel version : 4.14.0-rc3-drm-tip-ww40-commit-2f14e31+ hostname : GLK-1-GLKRVP1DDR405 architecture : x86_64 os version : Ubuntu 16.10 os codename : yakkety kernel driver : i915 bios revision : 62.30 bios release date : 08/22/2017 ksc : 1.41 hardware acceleration : disabled swap partition : enabled on (/dev/sda3) ====================================== Graphic drivers ====================================== libdrm : 2.4.83 cairo : 1.15.9 intel-gpu-tools (tag) : intel-gpu-tools-1.19-357-g1e99f8b intel-gpu-tools (commit) : 1e99f8b ====================================== Hardware ====================================== platform : Geminilake motherboard model : Geminilake motherboard id : GLKRVP1DDR4(05) form factor : Hand Held manufacturer : IntelCorp. cpu family : Other cpu family id : 6 cpu information : Genuine Intel(R) CPU @ 1.10GHz gpu card : Intel Corporation Device 3185 (rev 03) (prog-if 00 [VGA controller]) memory ram : 7.64 GB max memory ram : 16 GB cpu thread : 2 cpu core : 2 cpu model : 122 cpu stepping : 1 socket : Other hard drive : 223GiB (240GB) current cd clock frequency : 316800 kHz maximum cd clock frequency : 316800 kHz displays connected : eDP-1 DP-1 HDMI-A-2 ====================================== Firmware ====================================== dmc fw loaded : yes dmc version : 1.4 guc fw loaded : SUCCESS guc version wanted : 10.56 guc version found : 10.56 ====================================== kernel parameters ====================================== quiet drm.debug=0x1e pci=pcie_bus_safe intel_iommu=igfx_off auto panic=1 nmi_watchdog=panic i915.alpha_support=1 i915.enable_guc_loading=2 i915.enable_guc_submission=2 resume=/dev/sda3 fastboot
Created attachment 134641 [details] dmesg
Fwiw, this is the same coherency issue as bug 100587. The testcase just demonstrates that another piece of uABI that assumed perfect coherency is susceptible.
Marking as duplicate as to Chris' comment (which I agree with). *** This bug has been marked as a duplicate of bug 100587 ***
This tests continue failing on GLK QA igt@prime_vgem@coherency-gtt IGT-Version: 1.20-g88d6550 (x86_64) (Linux: 4.14.0-drm-tip-ww46-commit-1fc4fe8+ x86_64) fastfeedback-nov-ww46-thursday-07-03-33-code-179785857 Component: drm tag: libdrm-2.4.81-107-g18ffe48 commit: 18ffe485cdfa41d48b6f2d3080cb990d28c27d57 Component: cairo tag: 1.15.6-83-g0c8070f commit: 0c8070f5bc74c124e6393b433a61807a8e4bee5d Component: intel-gpu-tools tag: intel-gpu-tools-1.19-483-g88d6550 commit: 88d6550795fad3974d77e4db2f563c5e2e8872e1 Component: piglit tag: piglit-v1 commit: b6aee208234287380d2e55c17dc2d236931284fa
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