Bug 105128

Summary: [CI] igt@* - dmesg-warn - *ERROR* dp aux hw did not signal timeout (has irq: 1)!
Product: DRI Reporter: Marta Löfstedt <marta.lofstedt>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: NEW --- QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: medium CC: intel-gfx-bugs
Version: DRI git   
Hardware: Other   
OS: All   
Whiteboard: ReadyForDev
i915 platform: G45 i915 features: display/Other

Description Marta Löfstedt 2018-02-16 13:31:50 UTC
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3783/shard-apl8/igt@kms_frontbuffer_tracking@fbc-1p-primscrn-cur-indfb-draw-mmap-cpu.html

[  200.843975] [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)!

I could have reopened bug 104062 however, since that was archived a long time ago. I made a new bug for this rare new APL occurrence.
Comment 1 Marta Löfstedt 2018-03-12 11:16:48 UTC
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3910/fi-kbl-7500u/igt@gem_exec_suspend@basic-s4-devices.html

<7>[  198.599572] [drm:intel_opregion_setup [i915]] Found valid VBT in ACPI OpRegion (Mailbox #4)
<7>[  198.609244] [drm:intel_dp_aux_xfer [i915]] dp_aux_ch timeout status 0x7c1003ff
<7>[  198.617661] [drm:intel_dp_aux_xfer [i915]] dp_aux_ch timeout status 0x7c1003ff
<7>[  198.626083] [drm:intel_dp_aux_xfer [i915]] dp_aux_ch timeout status 0x7c1003ff
<7>[  198.634495] [drm:intel_dp_aux_xfer [i915]] dp_aux_ch timeout status 0x7c1003ff
<3>[  198.642740] [drm:intel_dp_aux_xfer [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
<3>[  198.642778] [drm:intel_dp_aux_xfer [i915]] *ERROR* dp_aux_ch not done status 0xac1003ff
Comment 2 Martin Peres 2018-04-18 11:07:46 UTC
Also seen on hibernate tests: https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_22/fi-kbl-7500u/igt@gem_eio@hibernate.html

	
[   59.246542] Setting dangerous option reset - tainting kernel
[   59.249777] i915 0000:00:02.0: Resetting chip for Manually set wedged engine mask = ffffffffffffffff
[   59.254239] Setting dangerous option reset - tainting kernel
[   64.828941] usb usb1: root hub lost power or was reset
[   64.828972] usb usb2: root hub lost power or was reset
[   64.831656] usb usb3: root hub lost power or was reset
[   64.831659] usb usb4: root hub lost power or was reset
[   64.891584] [drm:intel_dp_aux_xfer [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
[   65.454836] Setting dangerous option reset - tainting kernel
[   65.455807] i915 0000:00:02.0: Resetting chip for Manually set wedged engine mask = ffffffffffffffff
[   71.071867] usb usb1: root hub lost power or was reset
[   71.071870] usb usb2: root hub lost power or was reset
[   71.072632] usb usb3: root hub lost power or was reset
[   71.072634] usb usb4: root hub lost power or was reset
[   71.691027] Setting dangerous option reset - tainting kernel
[   71.691650] i915 0000:00:02.0: Resetting chip for Manually set wedged engine mask = ffffffffffffffff
[   71.708335] Setting dangerous option reset - tainting kernel
[   71.708754] i915 0000:00:02.0: Resetting chip for Manually set wedged engine mask = ffffffffffffffff
Comment 3 Martin Peres 2018-04-24 10:33:16 UTC
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4078/shard-kbl4/igt@gem_eio@suspend.html

[  204.807336] Setting dangerous option reset - tainting kernel
[  204.809756] i915 0000:00:02.0: Resetting chip for Manually set wedged engine mask = ffffffffffffffff
[  204.814567] Setting dangerous option reset - tainting kernel
[  210.280951] Setting dangerous option reset - tainting kernel
[  210.284210] i915 0000:00:02.0: Resetting chip for Manually set wedged engine mask = ffffffffffffffff
[  215.463406] [drm:intel_dp_aux_xfer [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
[  215.765612] Setting dangerous option reset - tainting kernel
[  215.766304] i915 0000:00:02.0: Resetting chip for Manually set wedged engine mask = ffffffffffffffff
[  215.805440] Setting dangerous option reset - tainting kernel
[  215.805889] i915 0000:00:02.0: Resetting chip for Manually set wedged engine mask = ffffffffffffffff
Comment 4 Martin Peres 2018-04-24 15:38:52 UTC
https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_25/fi-skl-6770hq/igt@gem_exec_suspend@basic-s3-devices.html

[  291.458474] [drm:intel_dp_aux_xfer [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
[  291.458517] [drm:intel_dp_aux_xfer [i915]] *ERROR* dp_aux_ch not done status 0xac1003ff
Comment 5 Martin Peres 2018-06-04 17:05:45 UTC
Also seen on a reload test: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4276/fi-skl-6770hq/igt@drv_module_reload@basic-reload-inject.html

	
[  450.673308] Setting dangerous option inject_load_failure - tainting kernel
[  452.062877] [drm:intel_dp_aux_xfer [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
[  452.579538] Setting dangerous option reset - tainting kernel
Comment 6 Martin Peres 2018-06-18 07:33:09 UTC
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4331/fi-elk-e7500/igt@gem_ringfill@basic-default-hang.html

[  214.693090] [drm:intel_dp_aux_xfer [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
[  222.759299] i915 0000:00:02.0: Resetting chip for hang on rcs0
Comment 7 Martin Peres 2018-06-22 10:10:00 UTC
Also seen without the " (has irq: 1)" part:

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4360/fi-kbl-7500u/igt@gem_exec_suspend@basic-s4-devices.html

[drm:intel_dp_aux_xfer [i915]] *ERROR* dp aux hw did not signal timeout!

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