It is an old problem with version 6.30.163.46. See e.g. https://bugs.gentoo.org/541080
- Bug#958566: b43-fwcutter: Wifi Broadcom at BCM4311 very... Gert van de Kraats
- Bug#958566: Additional info Gert van de Kraats
- Bug#958566: Wrong package name Gert van de Kraats
- Bug#958566: Additional info Gert van de Kraats
- Bug#958566: Suggested patch added Gert van de Kraats
