This sounds similar to bug #8196.
Which version did you install, the preview or the release candidate (they are two different versions)? Some cases of bug #8196 were fixed between the preview and the release candidate.
Please send the output from "lspci"
This sounds similar to bug #8196.
Which version did you install, the preview or the release candidate (they are
two different versions)? Some cases of bug #8196 were fixed between the preview
and the release candidate.
Please send the output from "lspci"