I've installed Lubuntu 22.04.1 on a Mac mini (2014). The WiFi isn't working and I'm guessing it's a driver issue, but I'm not sure. I would really appreciate it if someone could explain what the problem is. The following is the output from the wireless-info script:
########## wireless info START ##########
Report from: 20 Feb 2023 20:03 PST -0800
Booted last: 20 Feb 2023 00:00 PST -0800
Script from: 25 Jan 2020 03:34 UTC +0000
##### release ###########################
Distributor ID: Ubuntu
Description: Ubuntu 22.04.1 LTS
Release: 22.04
Codename: jammy
##### kernel ############################
Linux 5.15.0-43-generic #46-Ubuntu SMP Tue Jul 12 10:30:17 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
Parameters: ro, quiet, splash, vt.handoff=7
##### desktop ###########################
Lubuntu
##### lspci #############################
02:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries BCM4360 802.11ac Wireless Network Adapter [14e4:43a0] (rev 03)
Subsystem: Apple Inc. BCM4360 802.11ac Wireless Network Adapter [106b:013b]
Kernel driver in use: bcma-pci-bridge
03:00.0 Ethernet controller [0200]: Broadcom Inc. and subsidiaries NetXtreme BCM57766 Gigabit Ethernet PCIe [14e4:1686] (rev 01)
Subsystem: Broadcom Inc. and subsidiaries NetXtreme BCM57766 Gigabit Ethernet PCIe [14e4:1686]
Kernel driver in use: tg3
##### lsusb #############################
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 007: ID 04ca:0061 Lite-On Technology Corp. USB Optical Mouse
Bus 001 Device 005: ID 0461:3f41 Primax Electronics, Ltd HP Wired Desktop 320K Keyboard
Bus 001 Device 003: ID 05ac:8242 Apple, Inc. Built-in IR Receiver
Bus 001 Device 008: ID 05ac:8289 Apple, Inc. Bluetooth Host Controller
Bus 001 Device 002: ID 0a5c:4500 Broadcom Corp. BCM2046B1 USB 2.0 Hub (part of BCM2046 Bluetooth)
Bus 001 Device 009: ID 154b:007a PNY Classic Attache Flash Drive
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
##### PCMCIA card info ##################
##### rfkill ############################
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
##### secure boot #######################
This system doesn't support Secure Boot
##### lsmod #############################
b43 495616 0
cordic 16384 1 b43
mac80211 1228800 1 b43
cfg80211 958464 2 b43,mac80211
libarc4 16384 1 mac80211
ssb 86016 1 b43
bcma 69632 1 b43
##### interfaces ########################
##### ifconfig ##########################
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback <MAC address> brd <MAC address>
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp3s0f0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
link/ether <MAC 'enp3s0f0' [IF1]> brd <MAC address>
##### iwconfig ##########################
lo no wireless extensions.
enp3s0f0 no wireless extensions.
##### route #############################
##### resolv.conf #######################
[777 root '/etc/resolv.conf' -> '../run/systemd/resolve/stub-resolv.conf']
nameserver 127.0.0.53
options edns0 trust-ad
search .
##### network managers ##################
Installed:
NetworkManager
Running:
root 841 1 0 18:53 ? 00:00:01 /usr/sbin/NetworkManager --no-daemon
##### NetworkManager info ###############
GENERAL.DEVICE: enp3s0f0
GENERAL.TYPE: ethernet
GENERAL.NM-TYPE: NMDeviceEthernet
GENERAL.DBUS-PATH: /org/freedesktop/NetworkManager/Devices/2
GENERAL.VENDOR: Broadcom Inc. and subsidiaries
GENERAL.PRODUCT: NetXtreme BCM57766 Gigabit Ethernet PCIe
GENERAL.DRIVER: tg3
GENERAL.DRIVER-VERSION: 5.15.0-43-generic
GENERAL.FIRMWARE-VERSION: 57766a-v1.15
GENERAL.HWADDR: <MAC 'enp3s0f0' [IF1]>
GENERAL.MTU: 1500
GENERAL.STATE: 20 (unavailable)
GENERAL.REASON: 2 (Device is now managed)
GENERAL.IP4-CONNECTIVITY: 1 (none)
GENERAL.IP6-CONNECTIVITY: 1 (none)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:1c.3/0000:03:00.0/net/enp3s0f0
GENERAL.PATH: pci-0000:03:00.0
GENERAL.IP-IFACE: --
GENERAL.IS-SOFTWARE: no
GENERAL.NM-MANAGED: yes
GENERAL.AUTOCONNECT: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.NM-PLUGIN-MISSING: no
GENERAL.PHYS-PORT-ID: --
GENERAL.CONNECTION: --
GENERAL.CON-UUID: --
GENERAL.CON-PATH: --
GENERAL.METERED: unknown
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: unknown
CAPABILITIES.IS-SOFTWARE: no
CAPABILITIES.SRIOV: no
INTERFACE-FLAGS.UP: yes
INTERFACE-FLAGS.LOWER-UP: no
INTERFACE-FLAGS.CARRIER: no
INTERFACE-FLAGS.PROMISC: no
WIRED-PROPERTIES.CARRIER: off
IP4.GATEWAY: --
IP6.GATEWAY: --
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: --
##### NetworkManager.state ##############
cat: /var/lib/NetworkManager/NetworkManager.state: No such file or directory
##### NetworkManager config #############
[[/etc/NetworkManager/conf.d/default-wifi-powersave-on.conf]]
[connection]
wifi.powersave = 3
[[/etc/NetworkManager/NetworkManager.conf]]
[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=false
[device]
wifi.scan-rand-mac-address=no
[[/usr/lib/NetworkManager/conf.d/10-dns-resolved.conf]]
[main]
dns=systemd-resolved
[[/usr/lib/NetworkManager/conf.d/10-globally-managed-devices.conf]]
[keyfile]
unmanaged-devices=*,except:type:wifi,except:type:gsm,except:type:cdma
[[/usr/lib/NetworkManager/conf.d/no-mac-addr-change.conf]]
[device-31-mac-addr-change]
match-device=driver:eagle_sdio,driver:wl
wifi.scan-rand-mac-address=no
##### NetworkManager profiles ###########
##### Netplan config ####################
[/etc/netplan/01-network-manager-all.yaml]
network:
version: 2
renderer: NetworkManager
##### iw reg get ########################
'iw' is not installed (package "iw").
##### iwlist channels ###################
lo no frequency information.
enp3s0f0 no frequency information.
##### iwlist scan #######################
lo Interface doesn't support scanning.
enp3s0f0 Interface doesn't support scanning.
##### module infos ######################
[b43]
filename: /lib/modules/5.15.0-43-generic/kernel/drivers/net/wireless/broadcom/b43/b43.ko
license: GPL
description: Broadcom B43 wireless driver
depends: mac80211,ssb,bcma,cfg80211,cordic
retpoline: Y
intree: Y
name: b43
vermagic: 5.15.0-43-generic SMP mod_unload modversions
parm: bad_frames_preempt:enable(1) / disable(0) Bad Frames Preemption (int)
parm: fwpostfix:Postfix for the .fw files to load. (string)
parm: hwpctl:Enable hardware-side power control (default off) (int)
parm: nohwcrypt:Disable hardware encryption. (int)
parm: hwtkip:Enable hardware tkip. (int)
parm: qos:Enable QOS support (default on) (int)
parm: btcoex:Enable Bluetooth coexistence (default on) (int)
parm: verbose:Log message verbosity: 0=error, 1=warn, 2=info(default), 3=debug (int)
parm: pio:Use PIO accesses by default: 0=DMA, 1=PIO (int)
parm: allhwsupport:Enable support for all hardware (even it if overlaps with the brcmsmac driver) (int)
[mac80211]
filename: /lib/modules/5.15.0-43-generic/kernel/net/mac80211/mac80211.ko
license: GPL
description: IEEE 802.11 subsystem
depends: cfg80211,libarc4
retpoline: Y
intree: Y
name: mac80211
vermagic: 5.15.0-43-generic SMP mod_unload modversions
parm: minstrel_vht_only:Use only VHT rates when VHT is supported by sta. (bool)
parm: max_nullfunc_tries:Maximum nullfunc tx tries before disconnecting (reason 4). (int)
parm: max_probe_tries:Maximum probe tries before disconnecting (reason 4). (int)
parm: beacon_loss_count:Number of beacon intervals before we decide beacon was lost. (int)
parm: probe_wait_ms:Maximum time(ms) to wait for probe response before disconnecting (reason 4). (int)
parm: ieee80211_default_rc_algo:Default rate control algorithm for mac80211 to use (charp)
[cfg80211]
filename: /lib/modules/5.15.0-43-generic/kernel/net/wireless/cfg80211.ko
description: wireless configuration support
license: GPL
depends:
retpoline: Y
intree: Y
name: cfg80211
vermagic: 5.15.0-43-generic SMP mod_unload modversions
parm: bss_entries_limit:limit to number of scan BSS entries (per wiphy, default 1000) (int)
parm: ieee80211_regdom:IEEE 802.11 regulatory domain code (charp)
parm: cfg80211_disable_40mhz_24ghz:Disable 40MHz support in the 2.4GHz band (bool)
[ssb]
filename: /lib/modules/5.15.0-43-generic/kernel/drivers/ssb/ssb.ko
license: GPL
description: Sonics Silicon Backplane driver
depends:
retpoline: Y
intree: Y
name: ssb
vermagic: 5.15.0-43-generic SMP mod_unload modversions
[bcma]
filename: /lib/modules/5.15.0-43-generic/kernel/drivers/bcma/bcma.ko
license: GPL
description: Broadcom's specific AMBA driver
depends:
retpoline: Y
intree: Y
name: bcma
vermagic: 5.15.0-43-generic SMP mod_unload modversions
##### module parameters #################
[b43]
allhwsupport: 0
bad_frames_preempt: 0
btcoex: 1
hwpctl: 0
hwtkip: 0
nohwcrypt: 0
pio: 0
qos: 1
verbose: 2
[mac80211]
beacon_loss_count: 7
ieee80211_default_rc_algo: minstrel_ht
max_nullfunc_tries: 2
max_probe_tries: 5
minstrel_vht_only: Y
probe_wait_ms: 500
[cfg80211]
bss_entries_limit: 1000
cfg80211_disable_40mhz_24ghz: N
ieee80211_regdom: 00
##### /etc/modules ######################
##### modprobe options ##################
[/etc/modprobe.d/amd64-microcode-blacklist.conf]
blacklist microcode
[/etc/modprobe.d/blacklist-ath_pci.conf]
blacklist ath_pci
[/etc/modprobe.d/blacklist.conf]
blacklist evbug
blacklist usbmouse
blacklist usbkbd
blacklist eepro100
blacklist de4x5
blacklist eth1394
blacklist snd_intel8x0m
blacklist snd_aw2
blacklist prism54
blacklist bcm43xx
blacklist garmin_gps
blacklist asus_acpi
blacklist snd_pcsp
blacklist pcspkr
blacklist amd76x_edac
[/etc/modprobe.d/blacklist-rare-network.conf]
alias net-pf-3 off
alias net-pf-6 off
alias net-pf-9 off
alias net-pf-11 off
alias net-pf-12 off
alias net-pf-19 off
alias net-pf-21 off
alias net-pf-36 off
[/etc/modprobe.d/intel-microcode-blacklist.conf]
blacklist microcode
[/etc/modprobe.d/iwlwifi.conf]
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211
##### rc.local ##########################
grep: /etc/rc.local: No such file or directory
##### pm-utils ##########################
##### udev rules ########################
##### dmesg #############################
[ 16.658347] b43-phy0: Broadcom 4360 WLAN found (core revision 42)
[ 16.658764] b43-phy0 ERROR: FOUND UNSUPPORTED PHY (Analog 12, Type 11 (AC), Revision 1)
[ 16.658773] b43: probe of bcma0:1 failed with error -95
########## wireless info END ############