*** This bug is a duplicate of bug 1861837 ***
https://bugs.launchpad.net/bugs/1861837
I am also seeing exactly this bug on older hardware (Lenovo G560) using up to
date kernel, so this can not be a duplicate of #1861837.
Workaround as proposed does also not work.
Can I provide any more
*** This bug is a duplicate of bug 1861837 ***
https://bugs.launchpad.net/bugs/1861837
** This bug has been marked a duplicate of bug 1861837
machine doesn't come up after suspend and re-opening the lid
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I'm also seeing this. A workaround is to set
snd_hda_intel.dmic_detect=0. You can do this by creating a file named
/etc/modprobe.d/snd-hda-intel.conf with the following contents, then
reboot:
options snd-hda-intel dmic_detect=0
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: linux-signed-5.4 (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1861938
FYI, just to confirm that this isn't something specific to my Focal
install, I tested it with a Focal Live CD (thumb drive) and reproduced
the issue.
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My ThinkPad firmware is up-to-date, and the BIOS is set to Linux mode,
though just for kick I tested with Windows sleep mode and that didn't
help.
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https://bugs.launchpad.net/bugs/1861938
