Ok, download kernel from OBS Kernel:SLE15-SP5, uname -a reports: Linux t495s 5.14.21-150500.158.g6eb8d8a-default #1 SMP PREEMPT_DYNAMIC Thu Aug 3 12:29:06 UTC 2023 (6eb8d8a) x86_64 x86_64 x86_64 GNU/Linux Booted up fine, I'll run it now for some time and will then report back. Thanks, Takashi!