You could also try linux-6.8.arch1-1-x86_64.pkg.tar.zst to see if the issue was introduced between 6.7 and 6.8 or 6.8 and 6.8.1. There is also linux-mainline 6.9-rc1 available prebuilt from miffe to see if the issue has already been fixed.
You could also try linux-6.8.arch1-1-x86_64.pkg.tar.zst to see if the issue was introduced between 6.7 and 6.8 or 6.8 and 6.8.1. There is also linux-mainline 6.9-rc1 available prebuilt from miffe to see if the issue has already been fixed.