TP-Link T9UH troubles

Hey all,

I’ve been getting weird connectivity issues with my TP-Link T9UH. It kind of “blinks”: it connects to my wifi but then has a tendency to hang at random intervals, forcing me to manually disconnect and reconnect to get it to work again. It’s not the network itself: if I tether my smartphone to my computer it can use the same networks without any trouble, so that points to a problem with the wifi adapter instead. I’ve tried keeping an eye on it using both systemctl and journalctl but I haven’t been able to pick up on any problem on either. Just now I had a hang, at around 11:38, and ran both of those commands at 11:42. The output is:

systemctl status NetworkManager.service                                                                                                                                                ✔ 
● NetworkManager.service - Network Manager
     Loaded: loaded (/usr/lib/systemd/system/NetworkManager.service; enabled; preset: disabled)
     Active: active (running) since Tue 2023-05-02 10:53:31 -04; 50min ago
       Docs: man:NetworkManager(8)
   Main PID: 618 (NetworkManager)
      Tasks: 4 (limit: 23863)
     Memory: 18.3M
        CPU: 826ms
     CGroup: /system.slice/NetworkManager.service
             └─618 /usr/bin/NetworkManager --no-daemon

may 02 11:16:48 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683040608.0051] manager: NetworkManager state is now CONNECTED_GLOBAL
may 02 11:19:18 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683040758.6297] device (wlp6s0u2): supplicant interface state: completed -> associated
may 02 11:19:18 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683040758.6297] device (p2p-dev-wlp6s0u2): supplicant management interface state: completed -> associated
may 02 11:19:18 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683040758.7294] device (wlp6s0u2): supplicant interface state: associated -> 4way_handshake
may 02 11:19:18 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683040758.7295] device (p2p-dev-wlp6s0u2): supplicant management interface state: associated -> 4way_handshake
may 02 11:19:18 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683040758.7560] device (wlp6s0u2): supplicant interface state: 4way_handshake -> completed
may 02 11:19:18 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683040758.7561] device (p2p-dev-wlp6s0u2): supplicant management interface state: 4way_handshake -> completed
may 02 11:26:57 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683041217.5182] manager: NetworkManager state is now CONNECTED_SITE
may 02 11:26:59 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683041219.2805] manager: NetworkManager state is now CONNECTED_GLOBAL
may 02 11:30:26 gabriel-tobefilledbyoem NetworkManager[618]: <info>  [1683041426.1334] audit: op="statistics" interface="wlp6s0u2" ifindex=3 args="2000" pid=870 uid=1000 result="success"
journalctl -b --no-hostname --no-pager -u NetworkManager                                                                                                                               ✔ 
may 02 10:53:31 systemd[1]: Starting Network Manager...
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.5113] NetworkManager (version 1.42.4-2) is starting... (boot:9b18260b-a8f6-48f7-a710-a1ff7fc704f5)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.5113] Read config: /etc/NetworkManager/NetworkManager.conf (lib: 20-connectivity.conf)
may 02 10:53:31 systemd[1]: Started Network Manager.
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.5156] bus-manager: acquired D-Bus service "org.freedesktop.NetworkManager"
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.5296] manager[0x56141fd5cf20]: monitoring kernel firmware directory '/lib/firmware'.
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6049] hostname: hostname: using hostnamed
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6049] hostname: static hostname changed from (none) to "gabriel-tobefilledbyoem"
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6053] dns-mgr: init: dns=default,systemd-resolved rc-manager=symlink
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6063] rfkill0: found Wi-Fi radio killswitch (at /sys/devices/pci0000:00/0000:00:09.0/0000:06:00.0/usb12/12-2/12-2:1.0/ieee80211/phy0/rfkill0) (driver rtl88XXau)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6065] manager[0x56141fd5cf20]: rfkill: Wi-Fi hardware radio set enabled
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6065] manager[0x56141fd5cf20]: rfkill: WWAN hardware radio set enabled
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6557] Loaded device plugin: NMWwanFactory (/usr/lib/NetworkManager/1.42.4-2/libnm-device-plugin-wwan.so)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6652] Loaded device plugin: NMWifiFactory (/usr/lib/NetworkManager/1.42.4-2/libnm-device-plugin-wifi.so)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6680] Loaded device plugin: NMAtmManager (/usr/lib/NetworkManager/1.42.4-2/libnm-device-plugin-adsl.so)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6765] Loaded device plugin: NMBluezManager (/usr/lib/NetworkManager/1.42.4-2/libnm-device-plugin-bluetooth.so)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.6877] Loaded device plugin: NMOvsFactory (/usr/lib/NetworkManager/1.42.4-2/libnm-device-plugin-ovs.so)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7089] Loaded device plugin: NMTeamFactory (/usr/lib/NetworkManager/1.42.4-2/libnm-device-plugin-team.so)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7092] manager: rfkill: Wi-Fi enabled by radio killswitch; enabled by state file
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7093] manager: rfkill: WWAN enabled by radio killswitch; enabled by state file
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7093] manager: Networking is enabled by state file
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7136] settings: Loaded settings plugin: keyfile (internal)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7306] dhcp: init: Using DHCP client 'internal'
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7312] manager: (lo): new Loopback device (/org/freedesktop/NetworkManager/Devices/1)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7322] device (lo): state change: unmanaged -> unavailable (reason 'connection-assumed', sys-iface-state: 'external')
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7326] device (lo): state change: unavailable -> disconnected (reason 'connection-assumed', sys-iface-state: 'external')
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7332] device (lo): Activation: starting connection 'lo' (8b9a1b94-9eff-468c-ac68-6f49696ff84d)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7339] manager: (enp3s0): new Ethernet device (/org/freedesktop/NetworkManager/Devices/2)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7352] settings: (enp3s0): created default wired connection 'Wired connection 1'
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.7352] device (enp3s0): state change: unmanaged -> unavailable (reason 'managed', sys-iface-state: 'external')
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.9061] device (wlp6s0u2): driver supports Access Point (AP) mode
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.9067] manager: (wlp6s0u2): new 802.11 Wi-Fi device (/org/freedesktop/NetworkManager/Devices/3)
may 02 10:53:31 NetworkManager[618]: <info>  [1683039211.9071] device (wlp6s0u2): state change: unmanaged -> unavailable (reason 'managed', sys-iface-state: 'external')
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3730] device (wlp6s0u2): set-hw-addr: set MAC address to 06:B9:5F:48:7C:7E (scanning)
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3777] ovsdb: disconnected from ovsdb
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3777] device (lo): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'external')
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3781] device (lo): state change: prepare -> config (reason 'none', sys-iface-state: 'external')
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3783] device (lo): state change: config -> ip-config (reason 'none', sys-iface-state: 'external')
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3809] modem-manager: ModemManager available
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3815] device (lo): state change: ip-config -> ip-check (reason 'none', sys-iface-state: 'external')
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3852] device (lo): state change: ip-check -> secondaries (reason 'none', sys-iface-state: 'external')
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3853] device (lo): state change: secondaries -> activated (reason 'none', sys-iface-state: 'external')
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.3859] device (lo): Activation: successful, device activated.
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.5333] device (wlp6s0u2): supplicant interface state: internal-starting -> disconnected
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.5335] Wi-Fi P2P device controlled by interface wlp6s0u2 created
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.5338] manager: (p2p-dev-wlp6s0u2): new 802.11 Wi-Fi P2P device (/org/freedesktop/NetworkManager/Devices/4)
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.5341] device (p2p-dev-wlp6s0u2): state change: unmanaged -> unavailable (reason 'managed', sys-iface-state: 'external')
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.5346] device (wlp6s0u2): state change: unavailable -> disconnected (reason 'supplicant-available', sys-iface-state: 'managed')
may 02 10:53:32 NetworkManager[618]: <info>  [1683039212.5351] device (p2p-dev-wlp6s0u2): state change: unavailable -> disconnected (reason 'none', sys-iface-state: 'managed')
may 02 10:53:38 NetworkManager[618]: <info>  [1683039218.6387] manager: startup complete
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9404] policy: auto-activating connection 'Meme' (9b964749-a7d0-4dc9-98af-4cc465b2ddb0)
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9408] device (wlp6s0u2): Activation: starting connection 'Meme' (9b964749-a7d0-4dc9-98af-4cc465b2ddb0)
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9409] device (wlp6s0u2): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'managed')
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9412] manager: NetworkManager state is now CONNECTING
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9431] device (wlp6s0u2): set-hw-addr: reset MAC address to D0:37:45:AC:46:8A (preserve)
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9433] device (wlp6s0u2): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9436] device (wlp6s0u2): Activation: (wifi) access point 'Meme' has security, but secrets are required.
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9436] device (wlp6s0u2): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9437] sup-iface[98f61c0984508eba,0,wlp6s0u2]: wps: type pbc start...
may 02 10:56:32 NetworkManager[618]: <warn>  [1683039392.9442] device (wlp6s0u2): no secrets: No agents were available for this request.
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9442] device (wlp6s0u2): state change: need-auth -> failed (reason 'no-secrets', sys-iface-state: 'managed')
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9444] manager: NetworkManager state is now DISCONNECTED
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9464] device (wlp6s0u2): set-hw-addr: set MAC address to FA:68:DA:25:00:24 (scanning)
may 02 10:56:32 NetworkManager[618]: <warn>  [1683039392.9467] device (wlp6s0u2): Activation: failed for connection 'Meme'
may 02 10:56:32 NetworkManager[618]: <info>  [1683039392.9469] device (wlp6s0u2): state change: failed -> disconnected (reason 'none', sys-iface-state: 'managed')
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.2575] agent-manager: agent[1268057b7fb6da73,:1.39/org.kde.plasma.networkmanagement/1000]: agent registered
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.2577] policy: auto-activating connection 'Meme' (9b964749-a7d0-4dc9-98af-4cc465b2ddb0)
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.2581] device (wlp6s0u2): Activation: starting connection 'Meme' (9b964749-a7d0-4dc9-98af-4cc465b2ddb0)
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.2582] device (wlp6s0u2): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'managed')
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.2584] manager: NetworkManager state is now CONNECTING
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.3153] device (wlp6s0u2): set-hw-addr: reset MAC address to D0:37:45:AC:46:8A (preserve)
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.3157] device (wlp6s0u2): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.3160] device (wlp6s0u2): Activation: (wifi) access point 'Meme' has security, but secrets are required.
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.3160] device (wlp6s0u2): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.3161] sup-iface[98f61c0984508eba,0,wlp6s0u2]: wps: type pbc start...
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.3749] device (wlp6s0u2): supplicant interface state: disconnected -> inactive
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.3750] device (p2p-dev-wlp6s0u2): supplicant management interface state: disconnected -> inactive
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.3787] device (wlp6s0u2): supplicant interface state: inactive -> scanning
may 02 10:56:35 NetworkManager[618]: <info>  [1683039395.3787] device (p2p-dev-wlp6s0u2): supplicant management interface state: inactive -> scanning
may 02 10:56:36 NetworkManager[618]: <info>  [1683039396.6579] device (wlp6s0u2): state change: need-auth -> prepare (reason 'none', sys-iface-state: 'managed')
may 02 10:56:36 NetworkManager[618]: <info>  [1683039396.6582] device (wlp6s0u2): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
may 02 10:56:36 NetworkManager[618]: <info>  [1683039396.6585] device (wlp6s0u2): Activation: (wifi) connection 'Meme' has security, and secrets exist.  No new secrets needed.
may 02 10:56:36 NetworkManager[618]: <info>  [1683039396.6588] Config: added 'ssid' value 'Meme'
may 02 10:56:36 NetworkManager[618]: <info>  [1683039396.6588] Config: added 'scan_ssid' value '1'
may 02 10:56:36 NetworkManager[618]: <info>  [1683039396.6588] Config: added 'bgscan' value 'simple:30:-70:86400'
may 02 10:56:36 NetworkManager[618]: <info>  [1683039396.6589] Config: added 'key_mgmt' value 'WPA-PSK WPA-PSK-SHA256 FT-PSK'
may 02 10:56:36 NetworkManager[618]: <info>  [1683039396.6589] Config: added 'psk' value '<hidden>'
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.4893] device (wlp6s0u2): supplicant interface state: scanning -> associating
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.4894] device (p2p-dev-wlp6s0u2): supplicant management interface state: scanning -> associating
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.6986] device (wlp6s0u2): supplicant interface state: associating -> associated
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.6986] device (p2p-dev-wlp6s0u2): supplicant management interface state: associating -> associated
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.8031] device (wlp6s0u2): supplicant interface state: associated -> 4way_handshake
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.8032] device (p2p-dev-wlp6s0u2): supplicant management interface state: associated -> 4way_handshake
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.8238] device (wlp6s0u2): supplicant interface state: 4way_handshake -> completed
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.8239] device (wlp6s0u2): Activation: (wifi) Stage 2 of 5 (Device Configure) successful. Connected to wireless network "Meme"
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.8239] device (p2p-dev-wlp6s0u2): supplicant management interface state: 4way_handshake -> completed
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.8241] device (wlp6s0u2): state change: config -> ip-config (reason 'none', sys-iface-state: 'managed')
may 02 10:56:39 NetworkManager[618]: <info>  [1683039399.8247] dhcp4 (wlp6s0u2): activation: beginning transaction (timeout in 45 seconds)
may 02 10:56:49 NetworkManager[618]: <info>  [1683039409.4621] dhcp4 (wlp6s0u2): state changed new lease, address=192.168.2.105
may 02 10:56:49 NetworkManager[618]: <info>  [1683039409.4625] policy: set 'Meme' (wlp6s0u2) as default for IPv4 routing and DNS
may 02 10:56:49 NetworkManager[618]: <info>  [1683039409.4746] device (wlp6s0u2): state change: ip-config -> ip-check (reason 'none', sys-iface-state: 'managed')
may 02 10:56:49 NetworkManager[618]: <info>  [1683039409.4761] device (wlp6s0u2): state change: ip-check -> secondaries (reason 'none', sys-iface-state: 'managed')
may 02 10:56:49 NetworkManager[618]: <info>  [1683039409.4762] device (wlp6s0u2): state change: secondaries -> activated (reason 'none', sys-iface-state: 'managed')
may 02 10:56:49 NetworkManager[618]: <info>  [1683039409.4765] manager: NetworkManager state is now CONNECTED_SITE
may 02 10:56:49 NetworkManager[618]: <info>  [1683039409.4768] device (wlp6s0u2): Activation: successful, device activated.
may 02 10:56:50 NetworkManager[618]: <info>  [1683039410.1053] manager: NetworkManager state is now CONNECTED_GLOBAL
may 02 11:01:59 NetworkManager[618]: <info>  [1683039719.4897] manager: NetworkManager state is now CONNECTED_SITE
may 02 11:03:03 NetworkManager[618]: <info>  [1683039783.6652] device (wlp6s0u2): supplicant interface state: completed -> associated
may 02 11:03:03 NetworkManager[618]: <info>  [1683039783.6652] device (p2p-dev-wlp6s0u2): supplicant management interface state: completed -> associated
may 02 11:03:03 NetworkManager[618]: <info>  [1683039783.7585] device (wlp6s0u2): supplicant interface state: associated -> 4way_handshake
may 02 11:03:03 NetworkManager[618]: <info>  [1683039783.7585] device (p2p-dev-wlp6s0u2): supplicant management interface state: associated -> 4way_handshake
may 02 11:03:03 NetworkManager[618]: <info>  [1683039783.7832] device (wlp6s0u2): supplicant interface state: 4way_handshake -> completed
may 02 11:03:03 NetworkManager[618]: <info>  [1683039783.7833] device (p2p-dev-wlp6s0u2): supplicant management interface state: 4way_handshake -> completed
may 02 11:03:04 NetworkManager[618]: <info>  [1683039784.5925] manager: NetworkManager state is now CONNECTED_GLOBAL
may 02 11:07:21 NetworkManager[618]: <info>  [1683040041.8248] device (wlp6s0u2): supplicant interface state: completed -> associated
may 02 11:07:21 NetworkManager[618]: <info>  [1683040041.8248] device (p2p-dev-wlp6s0u2): supplicant management interface state: completed -> associated
may 02 11:07:21 NetworkManager[618]: <info>  [1683040041.9174] device (wlp6s0u2): supplicant interface state: associated -> 4way_handshake
may 02 11:07:21 NetworkManager[618]: <info>  [1683040041.9174] device (p2p-dev-wlp6s0u2): supplicant management interface state: associated -> 4way_handshake
may 02 11:07:21 NetworkManager[618]: <info>  [1683040041.9419] device (wlp6s0u2): supplicant interface state: 4way_handshake -> completed
may 02 11:07:21 NetworkManager[618]: <info>  [1683040041.9419] device (p2p-dev-wlp6s0u2): supplicant management interface state: 4way_handshake -> completed
may 02 11:08:12 NetworkManager[618]: <info>  [1683040092.5032] manager: NetworkManager state is now CONNECTED_SITE
may 02 11:15:36 NetworkManager[618]: <info>  [1683040536.7282] device (wlp6s0u2): supplicant interface state: completed -> associated
may 02 11:15:36 NetworkManager[618]: <info>  [1683040536.7283] device (p2p-dev-wlp6s0u2): supplicant management interface state: completed -> associated
may 02 11:15:36 NetworkManager[618]: <info>  [1683040536.8240] device (wlp6s0u2): supplicant interface state: associated -> 4way_handshake
may 02 11:15:36 NetworkManager[618]: <info>  [1683040536.8240] device (p2p-dev-wlp6s0u2): supplicant management interface state: associated -> 4way_handshake
may 02 11:15:36 NetworkManager[618]: <info>  [1683040536.8486] device (wlp6s0u2): supplicant interface state: 4way_handshake -> completed
may 02 11:15:36 NetworkManager[618]: <info>  [1683040536.8487] device (p2p-dev-wlp6s0u2): supplicant management interface state: 4way_handshake -> completed
may 02 11:16:48 NetworkManager[618]: <info>  [1683040608.0051] manager: NetworkManager state is now CONNECTED_GLOBAL
may 02 11:19:18 NetworkManager[618]: <info>  [1683040758.6297] device (wlp6s0u2): supplicant interface state: completed -> associated
may 02 11:19:18 NetworkManager[618]: <info>  [1683040758.6297] device (p2p-dev-wlp6s0u2): supplicant management interface state: completed -> associated
may 02 11:19:18 NetworkManager[618]: <info>  [1683040758.7294] device (wlp6s0u2): supplicant interface state: associated -> 4way_handshake
may 02 11:19:18 NetworkManager[618]: <info>  [1683040758.7295] device (p2p-dev-wlp6s0u2): supplicant management interface state: associated -> 4way_handshake
may 02 11:19:18 NetworkManager[618]: <info>  [1683040758.7560] device (wlp6s0u2): supplicant interface state: 4way_handshake -> completed
may 02 11:19:18 NetworkManager[618]: <info>  [1683040758.7561] device (p2p-dev-wlp6s0u2): supplicant management interface state: 4way_handshake -> completed
may 02 11:26:57 NetworkManager[618]: <info>  [1683041217.5182] manager: NetworkManager state is now CONNECTED_SITE
may 02 11:26:59 NetworkManager[618]: <info>  [1683041219.2805] manager: NetworkManager state is now CONNECTED_GLOBAL
may 02 11:30:26 NetworkManager[618]: <info>  [1683041426.1334] audit: op="statistics" interface="wlp6s0u2" ifindex=3 args="2000" pid=870 uid=1000 result="success"

As you can see, the hangs aren’t logged. There’s also another weird thing, I have a 5G network that I used pretty much exclusively but it’s not detected anymore. The network is up, other devices pick it up and connect to it just fine. All of this started shortly (but not immediately) after an update at the beginning of april and I haven’t been able to find anything on this. Maybe I didn’t look hard enough or I missed something. Anyways, inxi -N output is:

Network:
  Device-1: Intel 82583V Gigabit Network vendor: ASUSTeK driver: e1000e
    v: kernel port: c000 bus-ID: 03:00.0
  IF: enp3s0 state: down mac: <filter>
  Device-2: TP-Link Archer T9UH v1 [Realtek RTL8814AU] type: USB
    driver: rtl88XXau bus-ID: 12-2:2
  IF: wlp6s0u2 state: up mac: <filter>

Any clues?

EDIT: Something I forgot to mention, If I run systemctl status NetworkManager.service while I have a hang, the service is still shown as active, even if I get a “limited connectivity” notification. Also, these hangs cause the adapter to also lose the signal of other wifi networks in the area, except for the network I was connected to.

Hi @TrpBandit ,
I wonder whether you could read these posts in order to solve your problem.
Maybe you have the wrong drivers installed.
TP-Link Archer T9UH v2 - #5 by obruch

TP-Link Archer T9UH v1 - #2 by bogdancovaciu

Hope it help, regards.

Yes, thank you! Those posts helped. Turns out I had the wrong drivers: I just changed from the rtl88xxau-aircrack-dkms-git to the rtl8814au-dkms-git drivers and now I have a pretty stable connection to the WiFi network. The 5G network is detected now and I can connect to it no problem.
I just did it through yay, it took care of the conflicts between both drivers.

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