Eu tenho um macbook pro e tive que instalar o driver BCM para fazer as coisas funcionarem corretamente. Se bem me lembro, foi apenas um:
apt-get install bcmwl-kernel-source
Estas páginas também podem fornecer algumas orientações:
Eu tenho tido problemas com a minha última instalação do Ubuntu 15.04. Sempre que o wifi muda sozinho, ou eu o troco através da seleção suspensa, meu kernel entra em pane - meu computador não responde, tudo que eu posso fazer é pará-lo. Aqui está a saída no syslog desse intervalo de tempo.
May 8 14:42:35 odessa avahi-daemon[828]: Registering new address record for 2001:558:1400:4e:260a:64ff:fef5:7541 on wlan0.*.
May 8 14:42:39 odessa ntpdate[13073]: no server suitable for synchronization found
May 8 14:43:00 odessa wpa_supplicant[958]: wlan0: CTRL-EVENT-SCAN-STARTED
^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@May 8 15:15:11 odessa rsyslogd: [origin software="rsyslogd" swVersion="7.4.4" x-pid="829" x-info="http://www.rsyslog.com"] start
May 8 15:15:11 odessa rsyslogd: rsyslogd's groupid changed to 104
saída de uname:
Linux odessa 3.19.0-15-generic #15-Ubuntu SMP Thu Apr 16 23:32:37 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
Alguns dos erros que estou vendo:
[ 1784.417066] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = 3c:ce:73:f7:b9:cc profile =3c:ce:73:f7:b9:c3
[ 1784.417094] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = 3c:ce:73:f7:b9:cc profile =3c:ce:73:f7:b9:c3
[ 442.120676] ERROR @wl_dev_intvar_get : error (-1)
[ 442.120680] ERROR @wl_cfg80211_get_tx_power : error (-1)
ERROR @wl_inform_single_bss : cfg80211_inform_bss_frame error
wlan:
01:00.0 Network controller: Broadcom Corporation BCM4352 802.11ac Wireless Network Adapter (rev 03)
Subsystem: Hewlett-Packard Company Device 2154
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 18
Region 0: Memory at b2600000 (64-bit, non-prefetchable) [size=32K]
Region 2: Memory at b2400000 (64-bit, non-prefetchable) [size=2M]
Capabilities: <access denied>
Kernel driver in use: wl
Alguém pode sugerir uma correção?