Wi-Fi cuts off after few minutes

I am using Network Manager in XFCE and also in Plasma. It connects and works for a few minutes but then cuts off reporting it’s configuring Wi-Fi network connection and then disconnects from my router. lspci shows

03:00.0 Network Controller : Broadcom Inc. and subsidiaries BCM43602 802.11ac Wireless LAN SoC (rev 01)

What is my next diagnostic step?

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As I understand it, the supporting module “brcmfac” is supposed to be in my kernel but lsmod shows only “brcfmac”. Strange? Not exactly the same names.

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Do you mean “brcmfmac” and “brcmsmac”? This might answer your question around that
https://wiki.archlinux.org/title/broadcom_wireless

"The kernel contains two built-in open-source drivers: brcmfmac for native FullMAC and brcmsmac for mac80211-based SoftMAC. They should be automatically loaded when booting.

Note:

  • brcmfmac supports newer chipsets, and supports AP mode, P2P mode, or hardware encryption.
  • brcmsmac only supports old chipsets like BCM4313, BCM43224, BCM43225."

Open a terminal and watch the journal…

sudo journalctl -fu NetworkManager

When the wifi next disconnects you can examine/share the relevant output.

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Thank you very much. I’ve just started watching.

It took some time before it disconnected, but here is the output which I am trying to understand. Can you explain “secrets” to me?

ingrid@ingrid-macbookpro121:~> sudo journalctl -fu NetworkManager
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.3895] dhcp4 (wlan0):   nameserver '9.9.9.9'
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.3895] dhcp4 (wlan0): state changed unknown -> extended, address=192.168.82.101
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.3916] device (wlan0): state change: ip-config -> ip-check (reason 'none', sys-iface-state: 'managed')
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.4007] device (wlan0): state change: ip-check -> secondaries (reason 'none', sys-iface-state: 'managed')
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.4010] device (wlan0): state change: secondaries -> activated (reason 'none', sys-iface-state: 'managed')
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.4014] manager: NetworkManager state is now CONNECTED_LOCAL
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.4036] manager: NetworkManager state is now CONNECTED_SITE
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.4037] policy: set 'IonHall' (wlan0) as default for IPv4 routing and DNS
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.5699] device (wlan0): Activation: successful, device activated.
Apr 11 06:57:36 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681217856.8993] manager: NetworkManager state is now CONNECTED_GLOBAL
Apr 11 07:17:16 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681219036.5451] manager: kernel firmware directory '/lib/firmware' changed
Apr 11 07:37:47 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220267.4545] manager: NetworkManager state is now CONNECTED_SITE
Apr 11 07:38:37 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220317.4831] device (wlan0): supplicant interface state: completed -> disconnected
Apr 11 07:38:37 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220317.4831] device (p2p-dev-wlan0): supplicant management interface state: completed -> disconnected
Apr 11 07:38:37 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220317.5832] device (wlan0): supplicant interface state: disconnected -> scanning
Apr 11 07:38:37 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220317.5832] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> scanning
Apr 11 07:38:40 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220320.8393] device (wlan0): supplicant interface state: scanning -> associating
Apr 11 07:38:40 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220320.8393] device (p2p-dev-wlan0): supplicant management interface state: scanning -> associating
Apr 11 07:38:43 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220323.4184] device (wlan0): supplicant interface state: associating -> disconnected
Apr 11 07:38:43 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220323.4184] device (p2p-dev-wlan0): supplicant management interface state: associating -> disconnected
Apr 11 07:38:43 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220323.9521] device (wlan0): supplicant interface state: disconnected -> scanning
Apr 11 07:38:43 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220323.9521] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> scanning
Apr 11 07:38:46 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220326.5322] device (wlan0): supplicant interface state: scanning -> associating
Apr 11 07:38:46 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220326.5322] device (p2p-dev-wlan0): supplicant management interface state: scanning -> associating
Apr 11 07:38:49 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220329.4369] device (wlan0): supplicant interface state: associating -> disconnected
Apr 11 07:38:49 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220329.4369] device (p2p-dev-wlan0): supplicant management interface state: associating -> disconnected
Apr 11 07:38:50 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220330.4703] device (wlan0): supplicant interface state: disconnected -> scanning
Apr 11 07:38:50 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220330.4703] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> scanning
Apr 11 07:38:52 ingrid-macbookpro121 NetworkManager[1089]: <warn>  [1681220332.5255] device (wlan0): link timed out.
Apr 11 07:38:52 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220332.5257] device (wlan0): state change: activated -> failed (reason 'supplicant-timeout', sys-iface-state: 'managed')
Apr 11 07:38:52 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220332.5260] manager: NetworkManager state is now CONNECTED_LOCAL
Apr 11 07:38:52 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220332.5262] manager: NetworkManager state is now DISCONNECTED
Apr 11 07:38:53 ingrid-macbookpro121 dhclient[1873]: receive_packet failed on wlan0: Network is down
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.0565] device (wlan0): set-hw-addr: set MAC address to 32:B8:38:0C:36:03 (scanning)
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <warn>  [1681220333.2844] device (wlan0): Activation: failed for connection 'IonHall'
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.2859] device (wlan0): supplicant interface state: scanning -> associating
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.2860] device (p2p-dev-wlan0): supplicant management interface state: scanning -> associating
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.2865] device (wlan0): state change: failed -> disconnected (reason 'none', sys-iface-state: 'managed')
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.3188] dhcp4 (wlan0): canceled DHCP transaction, DHCP client pid 1873
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.3188] dhcp4 (wlan0): state changed extended -> terminated
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.3525] device (wlan0): supplicant interface state: associating -> disconnected
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.3525] device (p2p-dev-wlan0): supplicant management interface state: associating -> disconnected
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.8541] policy: auto-activating connection 'IonHall' (2dacb61e-fde4-41fd-afac-bc168250b6c9)
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.8547] device (wlan0): Activation: starting connection 'IonHall' (2dacb61e-fde4-41fd-afac-bc168250b6c9)
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.8548] device (wlan0): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'managed')
Apr 11 07:38:53 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220333.8551] manager: NetworkManager state is now CONNECTING
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3706] device (wlan0): set-hw-addr: reset MAC address to 18:65:90:DD:98:7F (preserve)
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3726] device (wlan0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3729] device (wlan0): Activation: (wifi) access point 'IonHall' has security, but secrets are required.
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3729] device (wlan0): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3750] device (wlan0): state change: need-auth -> prepare (reason 'none', sys-iface-state: 'managed')
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3753] device (wlan0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3755] device (wlan0): Activation: (wifi) connection 'IonHall' has security, and secrets exist.  No new secrets needed.
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3755] Config: added 'ssid' value 'IonHall'
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3755] Config: added 'scan_ssid' value '1'
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3755] Config: added 'bgscan' value 'simple:30:-70:86400'
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3755] Config: added 'key_mgmt' value 'WPA-PSK WPA-PSK-SHA256'
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3755] Config: added 'auth_alg' value 'OPEN'
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3756] Config: added 'psk' value '<hidden>'
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3865] device (wlan0): supplicant interface state: disconnected -> scanning
Apr 11 07:38:54 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220334.3866] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> scanning
Apr 11 07:38:56 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220336.9671] device (wlan0): supplicant interface state: scanning -> associating
Apr 11 07:38:56 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220336.9671] device (p2p-dev-wlan0): supplicant management interface state: scanning -> associating
Apr 11 07:38:59 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220339.8726] device (wlan0): supplicant interface state: associating -> disconnected
Apr 11 07:38:59 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220339.8726] device (p2p-dev-wlan0): supplicant management interface state: associating -> disconnected
Apr 11 07:39:04 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220344.9090] device (wlan0): supplicant interface state: disconnected -> scanning
Apr 11 07:39:04 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220344.9090] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> scanning
Apr 11 07:39:10 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220350.5318] device (wlan0): supplicant interface state: scanning -> associating
Apr 11 07:39:10 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220350.5318] device (p2p-dev-wlan0): supplicant management interface state: scanning -> associating
Apr 11 07:39:13 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220353.4376] device (wlan0): supplicant interface state: associating -> disconnected
Apr 11 07:39:13 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220353.4376] device (p2p-dev-wlan0): supplicant management interface state: associating -> disconnected
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <warn>  [1681220359.5243] device (wlan0): Activation: (wifi) association took too long
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5244] device (wlan0): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <warn>  [1681220359.5249] device (wlan0): Activation: (wifi) asking for new secrets
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5261] device (wlan0): state change: need-auth -> prepare (reason 'none', sys-iface-state: 'managed')
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5264] device (wlan0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5266] device (wlan0): Activation: (wifi) connection 'IonHall' has security, and secrets exist.  No new secrets needed.
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5266] Config: added 'ssid' value 'IonHall'
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5266] Config: added 'scan_ssid' value '1'
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5267] Config: added 'bgscan' value 'simple:30:-70:86400'
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5267] Config: added 'key_mgmt' value 'WPA-PSK WPA-PSK-SHA256'
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5267] Config: added 'auth_alg' value 'OPEN'
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5267] Config: added 'psk' value '<hidden>'
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5736] device (wlan0): supplicant interface state: disconnected -> scanning
Apr 11 07:39:19 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220359.5736] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> scanning
Apr 11 07:39:22 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220362.1955] device (wlan0): supplicant interface state: scanning -> associating
Apr 11 07:39:22 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220362.1956] device (p2p-dev-wlan0): supplicant management interface state: scanning -> associating
Apr 11 07:39:24 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220364.7719] device (wlan0): supplicant interface state: associating -> disconnected
Apr 11 07:39:24 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220364.7719] device (p2p-dev-wlan0): supplicant management interface state: associating -> disconnected
Apr 11 07:39:34 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220374.8085] device (wlan0): supplicant interface state: disconnected -> scanning
Apr 11 07:39:34 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220374.8086] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> scanning
Apr 11 07:39:37 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220377.4291] device (wlan0): supplicant interface state: scanning -> associating
Apr 11 07:39:37 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220377.4292] device (p2p-dev-wlan0): supplicant management interface state: scanning -> associating
Apr 11 07:39:40 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220380.3340] device (wlan0): supplicant interface state: associating -> disconnected
Apr 11 07:39:40 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220380.3340] device (p2p-dev-wlan0): supplicant management interface state: associating -> disconnected
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <warn>  [1681220384.5254] device (wlan0): Activation: (wifi) association took too long
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5255] device (wlan0): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <warn>  [1681220384.5260] device (wlan0): Activation: (wifi) asking for new secrets
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5271] device (wlan0): state change: need-auth -> prepare (reason 'none', sys-iface-state: 'managed')
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5274] device (wlan0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5275] device (wlan0): Activation: (wifi) connection 'IonHall' has security, and secrets exist.  No new secrets needed.
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5275] Config: added 'ssid' value 'IonHall'
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5275] Config: added 'scan_ssid' value '1'
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5275] Config: added 'bgscan' value 'simple:30:-70:86400'
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5275] Config: added 'key_mgmt' value 'WPA-PSK WPA-PSK-SHA256'
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5276] Config: added 'auth_alg' value 'OPEN'
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5276] Config: added 'psk' value '<hidden>'
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5747] device (wlan0): supplicant interface state: disconnected -> scanning
Apr 11 07:39:44 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220384.5747] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> scanning
Apr 11 07:39:47 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220387.1932] device (wlan0): supplicant interface state: scanning -> associating
Apr 11 07:39:47 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220387.1932] device (p2p-dev-wlan0): supplicant management interface state: scanning -> associating
Apr 11 07:39:49 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220389.7691] device (wlan0): supplicant interface state: associating -> disconnected
Apr 11 07:39:49 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220389.7691] device (p2p-dev-wlan0): supplicant management interface state: associating -> disconnected
Apr 11 07:39:59 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220399.8087] device (wlan0): supplicant interface state: disconnected -> scanning
Apr 11 07:39:59 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220399.8087] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> scanning
Apr 11 07:40:02 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220402.4366] device (wlan0): supplicant interface state: scanning -> associating
Apr 11 07:40:02 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220402.4366] device (p2p-dev-wlan0): supplicant management interface state: scanning -> associating
Apr 11 07:40:05 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220405.3471] device (wlan0): supplicant interface state: associating -> disconnected
Apr 11 07:40:05 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220405.3472] device (p2p-dev-wlan0): supplicant management interface state: associating -> disconnected
Apr 11 07:40:09 ingrid-macbookpro121 NetworkManager[1089]: <warn>  [1681220409.5267] device (wlan0): Activation: (wifi) association took too long
Apr 11 07:40:09 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220409.5268] device (wlan0): state change: config -> failed (reason 'no-secrets', sys-iface-state: 'managed')
Apr 11 07:40:09 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220409.5272] manager: NetworkManager state is now DISCONNECTED
Apr 11 07:40:10 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220410.0475] device (wlan0): set-hw-addr: set MAC address to DA:B3:28:1C:95:74 (scanning)
Apr 11 07:40:10 ingrid-macbookpro121 NetworkManager[1089]: <warn>  [1681220410.0498] device (wlan0): Activation: failed for connection 'IonHall'
Apr 11 07:40:10 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220410.0506] device (wlan0): state change: failed -> disconnected (reason 'none', sys-iface-state: 'managed')
Apr 11 07:40:10 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220410.0944] device (wlan0): supplicant interface state: disconnected -> inactive
Apr 11 07:40:10 ingrid-macbookpro121 NetworkManager[1089]: <info>  [1681220410.0944] device (p2p-dev-wlan0): supplicant management interface state: disconnected -> inactive



This time I shut down, rebooting after 30+ minutes and it would not connect.

ingrid@ingrid-macbookpro121:~> sudo journalctl -fu NetworkManager
[sudo] password for root:
Apr 11 09:19:16 ingrid-macbookpro121 NetworkManager[1120]: [1681226356.0580] device (wlan0): supplicant interface state: associating → disconnected
Apr 11 09:19:16 ingrid-macbookpro121 NetworkManager[1120]: [1681226356.0580] device (p2p-dev-wlan0): supplicant management interface state: associating → disconnected
Apr 11 09:19:19 ingrid-macbookpro121 NetworkManager[1120]: [1681226359.9241] device (wlan0): Activation: (wifi) association took too long
Apr 11 09:19:19 ingrid-macbookpro121 NetworkManager[1120]: [1681226359.9242] device (wlan0): state change: config → failed (reason ‘no-secrets’, sys-iface-state: ‘managed’)
Apr 11 09:19:19 ingrid-macbookpro121 NetworkManager[1120]: [1681226359.9245] manager: NetworkManager state is now DISCONNECTED
Apr 11 09:19:20 ingrid-macbookpro121 NetworkManager[1120]: [1681226360.4695] device (wlan0): set-hw-addr: set MAC address to 1A:17:E3:DB:7C:6F (scanning)
Apr 11 09:19:20 ingrid-macbookpro121 NetworkManager[1120]: [1681226360.4720] device (wlan0): Activation: failed for connection ‘IonHall’
Apr 11 09:19:20 ingrid-macbookpro121 NetworkManager[1120]: [1681226360.4730] device (wlan0): supplicant interface state: disconnected → inactive
Apr 11 09:19:20 ingrid-macbookpro121 NetworkManager[1120]: [1681226360.4731] device (p2p-dev-wlan0): supplicant management interface state: disconnected → inactive
Apr 11 09:19:20 ingrid-macbookpro121 NetworkManager[1120]: [1681226360.4733] device (wlan0): state change: failed → disconnected (reason ‘none’, sys-iface-state: ‘managed’)

The credentials associated with your W–Fi connection for authentication/encryption.

It’s not clear from the output what causes the disconnections. You can raise the logging verbosity by editing “/etc/NetworkManager/NetworkManager.conf`” and adding

[logging]
level=DEBUG

then restart NetworkManager…

sudo systemctl restart NetowkrManager

However, I wonder if the issue isn’t with the AP router you’re connecting to. Try rebooting that first, and see if that helps with the connection stability. Interference and/or weak signals can cause frequent disconnections, so investigate that as well.

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For some time I have suspected erratic router behavior as you have suggested. But I have now connected two other computers to the router using wi-fi. One is running Chrome OS and the other Tumbleweed ARM64. Those and one Leap 15.4 desktop connected via ethernet. None of these have experienced any problems, only the Broadcom connected Mac ProBook running Leap 15.4. I have also tried connecting the Mac ProBook directly to the modem wi-fi. It stops working after some time as well. In the past whenever I booted the Mac’s OS using the router there were no disconnections. It seems to me that the problem must lie between the Broadcom and Linux.

Ah well, another project to terminate. The Mac owner will be disappointed.

Can you post:
/sbin/lspci -nnk | grep -iA3 net

As Sauerland has suggested, let’s get some more Wi-Fi chipset/driver details. It could also be a firmware-related issue.

FWIW, when I search for “brcmfmac disconnects frequently” and similar, there are lots of results reporting similar behaviour. You might want to research this further yourself. Sometimes a bug report may be required to make progress with such and issue.

ngrid@ingrid-macbookpro121:~> /sbin/lspci -nnk | grep -iA3 net
03:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries BCM43602 802.11ac Wireless LAN SoC [14e4:43ba] (rev 01)
Subsystem: Apple Inc. Device [106b:0133]
Kernel driver in use: brcmfmac
Kernel modules: brcmfmac, wl

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Tricky to work with a Swedish Mac keyboard with no “|” and not being able to copy from your message and paste having no connection. Lots of USB stick action back and forth. And the CMD + C copy doesn’t work. Also the touchpad does not respond to right click copying.

Yes I’ve spent the last two days researching with no success. Nearly all of the suggestions are for Debian based distros. I also tried an Arch Linux suggestion that failed. I suppose I could install Ubuntu and try again, but it’s not my Mac and I would have to instruct the owner on an OS I don’t use or like.

A surprise. I booted a USB stick of Xubuntu and it has stayed connected to my router for over two hours. It looks like Debian’s brcmfmac module works. More testing tomorrow, perhaps with another Debian based distro.

So broadcom-wl is installed, but I think the blacklist file not?
Post
zypper se -si broadcom

ingrid@ingrid-macbookpro121:~> sudo zypper se -si broadcom
[sudo] password for root: 
Loading repository data...
Reading installed packages...

S  | Name                    | Type    | Version                                           | Arch   | Repository
---+-------------------------+---------+---------------------------------------------------+--------+------------------
i+ | broadcom-wl             | package | 6.30.223.271-150400.18.pm.7                       | x86_64 | Packman_Leap-15.4
i  | broadcom-wl-kmp-default | package | 6.30.223.271_k5.14.21_150400.24.18-pm154.17.1     | x86_64 | (System Packages)
i  | broadcom-wl-kmp-default | package | 6.30.223.271_k5.14.21_150400.24.55-150400.18.pm.7 | x86_64 | Packman_Leap-15.4
ingrid@ingrid-macbookpro121:~> 

I do not know if your Chip is supported by broadcom-wl, so I would delete all broadcom-wl packages and set a lock to the broadcom-wl packages.

It’s been done and I am currently online via my router. I will wait to see if anything changes.

It stayed connected for an hour. Then when I rebooted it would not connect to any signal.