X crashes if set to external monitor only and then remove HDMI cable during suspend

Bug #1856517 reported by AceLan Kao
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
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New
Undecided
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linux (Ubuntu)
Confirmed
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Bionic
Invalid
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linux-oem-osp1 (Ubuntu)
Fix Released
Undecided
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Bionic
Fix Released
Undecided
AceLan Kao

Bug Description

[Impact]
Connect a type-c to HDMI converter to the machine and set the display to external monitor only, the X crashes when resumed if you unplug the cable during suspend(s2idle).

[Fix]
The fix is provided by upstream
https://github.com/djdeath/linux/commit/896d4375e8e986e9f70173ac2d2463ecfa92fad8

[Test]
Verified on Dell machine, can't reproduce this issue and not visible regression can be observed.

[Regression Potential]
Low, it pass fwts suspend test 30 times, and no any regression can be observed.

AceLan Kao (acelankao)
Changed in linux-oem-osp1 (Ubuntu Bionic):
assignee: nobody → AceLan Kao (acelankao)
status: New → In Progress
AceLan Kao (acelankao)
tags: added: oem-priority originate-from-1852543 somerville
Revision history for this message
Timo Aaltonen (tjaalton) wrote :

We need this at least in focal too, but it might get there via stable

Changed in linux (Ubuntu Bionic):
status: New → Invalid
Changed in linux (Ubuntu):
status: New → Confirmed
Timo Aaltonen (tjaalton)
Changed in linux-oem-osp1 (Ubuntu Bionic):
status: In Progress → Fix Committed
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package linux-oem-osp1 - 5.0.0-1033.38

---------------
linux-oem-osp1 (5.0.0-1033.38) bionic; urgency=medium

  * bionic/linux-oem-osp1: 5.0.0-1033.38 -proposed tracker (LP: #1856522)

  * change kconfig of the soundwire bus driver from y to m (LP: #1855685)
    - [config]: SOUNDWIRE=m

  * alsa/sof: change to use hda hdmi codec driver to make hdmi audio on the
    docking station work (LP: #1855666)
    - ALSA: hda/hdmi - implement mst_no_extra_pcms flag
    - ASoC: hdac_hda: add support for HDMI/DP as a HDA codec
    - ASoC: Intel: skl-hda-dsp-generic: use snd-hda-codec-hdmi
    - ASoC: Intel: skl-hda-dsp-generic: fix include guard name
    - ASoC: SOF: Intel: add support for snd-hda-codec-hdmi
    - ASoC: SOF: enable sync_write in hdac_bus
    - [config]: SND_SOC_SOF_HDA_COMMON_HDMI_CODEC=y

  * Support DPCD aux brightness control (LP: #1856134)
    - SAUCE: drm/i915: Fix eDP DPCD aux max backlight calculations
    - SAUCE: drm/i915: Assume 100% brightness when not in DPCD control mode
    - SAUCE: drm/i915: Fix DPCD register order in intel_dp_aux_enable_backlight()
    - SAUCE: drm/i915: Check backlight type while doing eDP backlight
      initializaiton
    - SAUCE: drm/i915: Auto detect DPCD backlight support by default
    - SAUCE: drm/i915: Force DPCD backlight mode on X1 Extreme 2nd Gen 4K AMOLED
      panel
    - SAUCE: drm/i915: Force DPCD backlight mode on Dell Precision 4K sku

  * Make hotplugging docking station to Thunderbolt port more reliable
    (LP: #1853991)
    - PCI: PM: Avoid skipping bus-level PM on platforms without ACPI
    - PCI: Make pcie_downstream_port() available outside of access.c
    - PCI/PM: Add pcie_wait_for_link_delay()
    - PCI/PM: Add missing link delays required by the PCIe spec

  * X crashes if set to external monitor only and then remove HDMI cable during
    suspend (LP: #1856517)
    - SAUCE: drm/i915/icl: add missing GT workaround

  * Fix Realtek Bluetooth firmware download (LP: #1856079)
    - Bluetooth: btrtl: Fix an issue that failing to download the FW which size is
      over 32K bytes

  * Fix unusable USB hub on Dell TB16 after S3 (LP: #1855312)
    - SAUCE: USB: core: Make port power cycle a seperate helper function
    - SAUCE: USB: core: Attempt power cycle port when it's in eSS.Disabled state

  * alsa/hda/realtek: the line-out jack doens't work on a dell AIO
    (LP: #1855999)
    - SAUCE: ALSA: hda/realtek - Line-out jack doesn't work on a Dell AIO

 -- Timo Aaltonen <email address hidden> Mon, 16 Dec 2019 14:56:37 +0200

Changed in linux-oem-osp1 (Ubuntu Bionic):
status: Fix Committed → Fix Released
Changed in linux-oem-osp1 (Ubuntu):
status: New → Fix Released
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