Bug 110591

Summary: Upgrading to 4.20.13 breaks modeset for xorg on intel
Product: DRI Reporter: Andre Esteve <andreesteve>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: RESOLVED DUPLICATE QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: medium CC: intel-gfx-bugs
Version: XOrg git   
Hardware: Other   
OS: All   
Whiteboard:
i915 platform: i915 features:
Attachments:
Description Flags
lsmod
none
lshw
none
xorg logs when running linux 5.0.3 (broken)
none
dmesg linux 5.0.3 (broken)
none
xorg logs when running linux 4.20.12 (working)
none
dmesg linux 4.20.12 (working) none

Description Andre Esteve 2019-05-03 04:00:02 UTC
Created attachment 144132 [details]
lsmod

xorg crashes when running kernel 4.20.13 and later versions (tested all the way to 5.0.10). Downgrading to 4.20.12 worked.

xorg fails with:

    modeset(0): failed to set mode: Invalid argument

Attached dmesg (drm.debug=14) and xorg logs for 4.20.12 (working), 4.20.13 (first version I noticed the issue) and 5.0.10 (latest version I have on hand, also broken).

Added output for lsmod, lshw

Original bug files here: https://bugzilla.kernel.org/show_bug.cgi?id=203021
Comment 1 Andre Esteve 2019-05-03 04:00:57 UTC
Created attachment 144133 [details]
lshw
Comment 2 Andre Esteve 2019-05-03 04:01:21 UTC
Created attachment 144134 [details]
xorg logs when running linux 5.0.3 (broken)
Comment 3 Andre Esteve 2019-05-03 04:01:39 UTC
Created attachment 144135 [details]
dmesg linux 5.0.3 (broken)
Comment 4 Andre Esteve 2019-05-03 04:01:59 UTC
Created attachment 144136 [details]
xorg logs when running linux 4.20.12 (working)
Comment 5 Andre Esteve 2019-05-03 04:02:21 UTC
Created attachment 144137 [details]
dmesg linux 4.20.12 (working)
Comment 6 Ville Syrjala 2019-05-03 12:20:26 UTC

*** This bug has been marked as a duplicate of bug 109806 ***

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