I think I've chased a few red herrings. here. Even on 6.5.0-25 this issue persists. The only way to prevent it is to either downgrade to the 6.2 kernel (which isn't an option considering all the security updates which it will no longer receive) OR installing the driver package from AMD.com.
This very thoroughly implicates the amdgpu driver in this kernel version ** Summary changed: - System freezes from 100% CPU from kcryptd with Kernel 6.5 + System freezes momentarily when playing video with Kernel 6.5 with AMD GPU -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2048924 Title: System freezes momentarily when playing video with Kernel 6.5 with AMD GPU To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/2048924/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
