https://bugs.freedesktop.org/show_bug.cgi?id=107273

Bug ID: 107273 Summary: [Intel GFX CI] amdgpu 0000:01:00.0: HDMI-A-1: EDID is invalid Product: DRI Version: XOrg git Hardware: Other OS: All Status: NEW Severity: normal Priority: medium Component: DRM/AMDgpu Assignee: dri-devel@lists.freedesktop.org Reporter: martin.peres@free.fr

When suspending a KBL-g NUC, we got the following EDID read failure:

[ 200.686086] amdgpu 0000:01:00.0: HDMI-A-1: EDID is invalid: [ 200.686088] [00] BAD 00 ff ff ff ff ff ff 00 05 e3 cd 0c 00 00 00 00 [ 200.686089] [00] BAD 03 1b 01 03 80 3e 22 78 ea 1e c5 ae 4f 34 b1 26 [ 200.686090] [00] BAD 01 50 54 2f cf 00 d1 cf b3 00 a9 c0 95 00 81 81 [ 200.686091] [00] BAD 81 00 81 c0 d1 00 02 3a 80 18 71 38 2d 40 58 2c [ 200.686092] [00] BAD 35 00 e0 0e 11 00 00 1a e2 68 00 a0 a0 40 2e 60 [ 200.686092] [00] BAD 30 20 36 00 80 90 21 00 00 1a 56 5e 00 a0 a0 a0 [ 200.686093] [00] BAD 29 50 30 20 36 00 80 68 21 00 00 1a 00 00 00 fc [ 200.686094] [00] BAD 00 32 38 45 38 35 30 0a 20 20 20 20 20 20 01 b2 [ 200.686117] [drm:dc_link_detect [amdgpu]] *ERROR* No EDID read.

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4430/fi-kbl-8809g/igt@gem_ex...

This seems to have happened only once, but let's see if we can reproduce this issue.