irton писал(а): 19 июл 2026, 08:40
смотреть логи, dmesg хотя бы.
Вот что нарыл в логах:
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~$ dmesg | grep -iE 'network|eth|wifi|failed'
...
[Вс июл 19 18:17:19 2026] rtw_8822bu 1-2.1:1.0: write register 0xc4 failed with -71
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~$ journalctl -u NetworkManager
...
agent[b08cf3fc316aa825,:1.86/org.kde.plasma.networkmanagement/500]: agent registered
июл 19 18:02:58 rosa NetworkManager[3461]: <info> [1784466178.9669] modem-manager: ModemManager not available
июл 19 18:02:59 rosa NetworkManager[3461]: <info> [1784466179.0043] modem-manager: ModemManager now available
июл 19 18:17:34 rosa NetworkManager[3461]: <info> [1784467054.8431] device (wlan0): driver supports Access Point (AP) mode
июл 19 18:17:34 rosa NetworkManager[3461]: <info> [1784467054.8436] manager: (wlan0): new 802.11 Wi-Fi device (/org/freedesktop/NetworkManager/Devices/4)
июл 19 18:17:34 rosa NetworkManager[3461]: <info> [1784467054.8515] rfkill0: found Wi-Fi radio killswitch (at /sys/devices/pci0000:00/0000:00:01.2/0000:02:00.0/usb1/1-2/1-2.1/1-2.1:1.0/ieee80211/phy1/rfkill0) (
driver rtw_8822bu)
июл 19 18:17:34 rosa NetworkManager[3461]: <info> [1784467054.8525] device (wlan0): interface index 4 renamed iface from 'wlan0' to 'wlp2s0f0u2u1'
июл 19 18:17:34 rosa NetworkManager[3461]: <info> [1784467054.8577] device (wlp2s0f0u2u1): state change: unmanaged -> unavailable (reason 'managed', managed-type: 'external')
июл 19 18:17:47 rosa NetworkManager[3461]: <warn> [1784467067.8762] device (wlp2s0f0u2u1): connectivity: "/proc/sys/net/ipv4/conf/wlp2s0f0u2u1/rp_filter" is set to "1". This might break connectivity checking for IPv4 on this device
июл 19 18:17:47 rosa NetworkManager[3461]: <info> [1784467067.9298] device (wlp2s0f0u2u1): supplicant interface state: internal-starting -> disconnected
июл 19 18:17:47 rosa NetworkManager[3461]: <info> [1784467067.9299] device (wlp2s0f0u2u1): state change: unavailable -> disconnected (reason 'supplicant-available', managed-type: 'full')
июл 19 18:18:15 rosa NetworkManager[3461]: <info> [1784467095.2901] audit: op="statistics" interface="enp5s0" ifindex=2 args="2000" pid=7285 uid=500 result="success"
июл 19 18:18:59 rosa NetworkManager[3461]: <info> [1784467139.3770] audit: op="connection-add" uuid="..." name="astra" pid=13920 uid=500 result="success"
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1348] policy: auto-activating connection 'astra' (...)
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1351] device (wlp2s0f0u2u1): Activation: starting connection 'astra' (...)
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1351] device (wlp2s0f0u2u1): state change: disconnected -> prepare (reason 'none', managed-type: 'full')
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1368] device (wlp2s0f0u2u1): state change: prepare -> config (reason 'none', managed-type: 'full')
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1369] device (wlp2s0f0u2u1): Activation: (wifi) access point 'astra' has security, but secrets are required.
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1369] device (wlp2s0f0u2u1): state change: config -> need-auth (reason 'none', managed-type: 'full')
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1373] device (wlp2s0f0u2u1): state change: need-auth -> prepare (reason 'none', managed-type: 'full')
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1376] device (wlp2s0f0u2u1): state change: prepare -> config (reason 'none', managed-type: 'full')
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1376] device (wlp2s0f0u2u1): Activation: (wifi) connection 'astra' has security, and secrets exist. No new secrets needed.
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1377] Config: added 'ssid' value 'СЕТЬ'
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1377] Config: added 'mode' value '2'
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1377] Config: added 'frequency' value '2457'
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1377] Config: added 'ht40' value '0'
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1377] Config: added 'freq_list' value '2457'
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1377] Config: added 'key_mgmt' value 'WPA-PSK WPA-PSK-SHA256 SAE'
июл 19 18:19:00 rosa NetworkManager[3461]: <info> [1784467140.1377] Config: added 'psk' value '<hidden>'
июл 19 18:19:13 rosa NetworkManager[3461]: <info> [1784467153.7917] device (wlp2s0f0u2u1): supplicant interface state: disconnected -> completed
июл 19 18:19:13 rosa NetworkManager[3461]: <info> [1784467153.7918] device (wlp2s0f0u2u1): Activation: (wifi) Stage 2 of 5 (Device Configure) successful. Started Wi-Fi Hotspot "СЕТЬ"
июл 19 18:19:13 rosa NetworkManager[3461]: <info> [1784467153.7918] device (wlp2s0f0u2u1): state change: config -> ip-config (reason 'none', managed-type: 'full')
июл 19 18:19:14 rosa NetworkManager[3461]: <info> [1784467154.1495] dnsmasq-manager: starting dnsmasq...
июл 19 18:19:14 rosa NetworkManager[3461]: <info> [1784467154.1516] device (wlp2s0f0u2u1): state change: ip-config -> ip-check (reason 'none', managed-type: 'full')
июл 19 18:19:14 rosa dnsmasq[14102]: started, version 2.92rel2 cachesize 150
июл 19 18:19:14 rosa dnsmasq[14102]: compile time options: IPv6 GNU-getopt DBus no-UBus no-i18n IDN DHCP DHCPv6 no-Lua TFTP no-conntrack ipset no-nftset auth no-DNSSEC loop-detect inotify dumpfile
июл 19 18:19:14 rosa dnsmasq[14102]: chown of PID file /run/nm-dnsmasq-wlp2s0f0u2u1.pid failed: please add capability CAP_CHOWN
июл 19 18:19:14 rosa dnsmasq-dhcp[14102]: DHCP, IP range 10.42.0.10 -- 10.42.0.254, lease time 1h
июл 19 18:19:14 rosa dnsmasq[14102]: reading /etc/resolv.conf
июл 19 18:19:14 rosa dnsmasq[14102]: using nameserver 127.0.0.53#53
июл 19 18:19:14 rosa dnsmasq[14102]: cleared cache
июл 19 18:19:14 rosa NetworkManager[3461]: <info> [1784467154.1760] device (wlp2s0f0u2u1): state change: ip-check -> secondaries (reason 'none', managed-type: 'full')
июл 19 18:19:14 rosa NetworkManager[3461]: <info> [1784467154.1760] device (wlp2s0f0u2u1): state change: secondaries -> activated (reason 'none', managed-type: 'full')
июл 19 18:19:14 rosa NetworkManager[3461]: <info> [1784467154.1763] device (wlp2s0f0u2u1): Activation: successful, device activated.
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Из того, что я отметил:
1) упоминается драйвер rtw_8822bu
2) rp_filter" is set to "1" - написано что может привести к проблеме