I have hit this on focal:linux-hwe-5.15 and hinted referencing this bug.
https://code.launchpad.net/~canonical-kernel-team/+git/rt-hints/+merge/441339
SRU Cycle: 2023.03.20 Series: focal Package: linux-hwe-5.15 Version: 5.15.0-70.77~20.04.1 Cloud: openstack Instance: cpu4-ram4-disk20
I have hit this on focal:linux- hwe-5.15 and hinted referencing this bug.
https:/ /code.launchpad .net/~canonical -kernel- team/+git/ rt-hints/ +merge/ 441339
SRU Cycle: 2023.03.20 70.77~20. 04.1
Series: focal
Package: linux-hwe-5.15
Version: 5.15.0-
Cloud: openstack
Instance: cpu4-ram4-disk20