There has been some kernel fixes for ALC287 codec and Lenovo in December 2020 (https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c72b9bfe0f914639cc475585f45722a3eb57a56d).
It looks like the author Hui Wang <email address hidden> has experience with HDA codecs:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/?qt=author&q=Hui+Wang
Maybe he's the one to help us out investigating this bug.
There has been some kernel fixes for ALC287 codec and Lenovo in December 2020 /git.kernel. org/pub/ scm/linux/ kernel/ git/torvalds/ linux.git/ commit/ ?id=c72b9bfe0f9 14639cc475585f4 5722a3eb57a56d).
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It looks like the author Hui Wang <email address hidden> has experience with HDA codecs:
https:/ /git.kernel. org/pub/ scm/linux/ kernel/ git/torvalds/ linux.git/ log/?qt= author& q=Hui+Wang
Maybe he's the one to help us out investigating this bug.