[Solved] Netgear DGN3500 cuts connection speed and won't let you enter LuCI

I have a Netgear DGN3500 router with OpenWRT 21.02.5 installed
DSL Internet 10Mbps connected to it

And strange things began to happen to him.
Suddenly, the speed is cut, or the pages do not load at all.
When I try to log in to Luci (192.168.1.1), I can wait for a minute or more when it will let me in, or even say that the site is not available.
If you reboot, the problem disappears, but not for long, literally after 2 minutes everything repeats

System logs

Sat Dec 10 20:21:54 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:23:47 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:25:52 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:27:49 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:29:41 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:32:03 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:34:10 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:35:26 2022 daemon.info dnsmasq-dhcp[2328]: DHCPREQUEST(br-lan) 192.168.1.125 e2:67:c7:74:a5:68

Sat Dec 10 20:35:26 2022 daemon.info dnsmasq-dhcp[2328]: DHCPACK(br-lan) 192.168.1.125 e2:67:c7:74:a5:68

Sat Dec 10 20:36:00 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:38:19 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:39:08 2022 daemon.info hostapd: wlan0: STA 98:01:a7:d0:41:a5 IEEE 802.11: associated (aid 5)

Sat Dec 10 20:39:08 2022 daemon.notice hostapd: wlan0: AP-STA-CONNECTED 98:01:a7:d0:41:a5

Sat Dec 10 20:39:08 2022 daemon.info hostapd: wlan0: STA 98:01:a7:d0:41:a5 WPA: pairwise key handshake completed (RSN)

Sat Dec 10 20:39:10 2022 daemon.info dnsmasq-dhcp[2328]: DHCPREQUEST(br-lan) 192.168.1.150 98:01:a7:d0:41:a5

Sat Dec 10 20:39:10 2022 daemon.info dnsmasq-dhcp[2328]: DHCPACK(br-lan) 192.168.1.150 98:01:a7:d0:41:a5 macoss-Mac-mini

Sat Dec 10 20:40:08 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:42:05 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:44:05 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:46:06 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:48:09 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:50:04 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:52:11 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:54:16 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:56:21 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 20:58:26 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:00:33 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:02:25 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:04:26 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:06:33 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:08:42 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:10:35 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:13:00 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:14:55 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:16:58 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:19:17 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:21:20 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:23:39 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:25:32 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec 10 21:27:35 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sat Dec
Sun Dec 11 04:33:23 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:35:26 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:37:50 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:39:50 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:42:12 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:43:35 2022 daemon.info dnsmasq-dhcp[2328]: DHCPREQUEST(br-lan) 192.168.1.240 9c:2e:a1:19:66:e4

Sun Dec 11 04:43:35 2022 daemon.info dnsmasq-dhcp[2328]: DHCPACK(br-lan) 192.168.1.240 9c:2e:a1:19:66:e4 Redmi-5-Plus

Sun Dec 11 04:44:02 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:46:07 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:48:14 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:50:13 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:52:22 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:54:13 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:56:11 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 04:58:06 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:00:11 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:02:24 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:04:29 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:06:30 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:08:41 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:10:44 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:12:41 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:14:48 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:16:42 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:18:47 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:20:54 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:22:53 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:24:46 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:26:38 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:28:29 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:30:28 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:32:33 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:34:38 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:36:42 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:38:37 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:40:38 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:42:45 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:44:48 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:46:47 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:48:37 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:51:01 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:53:06 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:55:00 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:56:51 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 05:59:00 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:01:09 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:03:04 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:05:04 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:06:55 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:08:43 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:10:34 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:12:33 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:14:40 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:16:57 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:19:08 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:21:15 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:23:14 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:25:07 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:27:05 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:29:12 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:31:13 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:33:04 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:33:59 2022 daemon.info dnsmasq-dhcp[2328]: DHCPREQUEST(br-lan) 192.168.1.172 42:de:c5:9c:91:b4

Sun Dec 11 06:33:59 2022 daemon.info dnsmasq-dhcp[2328]: DHCPACK(br-lan) 192.168.1.172 42:de:c5:9c:91:b4

Sun Dec 11 06:35:15 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:37:26 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:39:25 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:41:32 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:43:41 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:45:46 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:47:55 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:49:57 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:52:00 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:53:57 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:55:58 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:57:51 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 06:59:49 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:01:40 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:03:49 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:06:06 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:08:17 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:10:45 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:12:35 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:14:28 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:16:29 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:18:30 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:20:51 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:22:14 2022 daemon.info dnsmasq-dhcp[2328]: DHCPREQUEST(br-lan) 192.168.1.182 6a:64:3c:e6:01:13

Sun Dec 11 07:22:14 2022 daemon.info dnsmasq-dhcp[2328]: DHCPACK(br-lan) 192.168.1.182 6a:64:3c:e6:01:13

Sun Dec 11 07:22:42 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:24:36 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:26:51 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:28:46 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:30:45 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:32:42 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:33:54 2022 daemon.info hostapd: wlan0: STA fa:4f:57:bc:04:86 IEEE 802.11: associated (aid 1)

Sun Dec 11 07:33:54 2022 daemon.notice hostapd: wlan0: AP-STA-CONNECTED fa:4f:57:bc:04:86

Sun Dec 11 07:33:54 2022 daemon.info hostapd: wlan0: STA fa:4f:57:bc:04:86 WPA: pairwise key handshake completed (RSN)

Sun Dec 11 07:33:55 2022 daemon.info dnsmasq-dhcp[2328]: DHCPREQUEST(br-lan) 192.168.1.196 fa:4f:57:bc:04:86

Sun Dec 11 07:33:55 2022 daemon.info dnsmasq-dhcp[2328]: DHCPACK(br-lan) 192.168.1.196 fa:4f:57:bc:04:86

Sun Dec 11 07:34:44 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:36:39 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:38:48 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:40:53 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 07:42:59 2022 daemon.info hostapd: wlan0: STA 22:a9:17:f9:a5:be IEEE 802.11: associated (aid 4)

Sun Dec 11 07:42:59 2022 daemon.notice hostapd: wlan0: AP-STA-CONNECTED 22:a9:17:f9:a5:be

Sun Dec 11 07:42:59 2022 daemon.info hostapd: wlan0: STA 22:a9:17:f9:a5:be WPA: pairwise key handshake completed (RSN)

Sun Dec 11 07:43:02 2022 daemon.info dnsmasq-dhcp[2328]: DHCPDISCOVER(brc[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:26:05 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:28:24 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:30:35 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:32:27 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:33:22 2022 user.info : luci: accepted login on / for root from 192.168.1.182

Sun Dec 11 13:34:34 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:36:23 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:38:16 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:40:14 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:42:15 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:44:12 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:46:25 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:48:14 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:50:31 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:52:40 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:54:33 2022 daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied)

Sun Dec 11 13:55:54 2022 user.info : luci: accepted login on / for root from 192.168.1.150

Kernel Logs

[    0.000000] Linux version 5.4.215 (builder@buildhost) (gcc version 8.4.0 (OpenWrt GCC 8.4.0 r16688-fa9a932fdb)) #0 Thu Oct 13 19:16:38 2022
[    0.000000] SoC: AR9 rev 1.2
[    0.000000] printk: bootconsole [early0] enabled
[    0.000000] CPU0 revision is: 0001954c (MIPS 34Kc)
[    0.000000] MIPS: machine is Netgear DGN3500
[    0.000000] Initrd not found or empty - disabling initrd
[    0.000000] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
[    0.000000] Primary data cache 16kB, 4-way, VIPT, no aliases, linesize 32 bytes
[    0.000000] Zone ranges:
[    0.000000]   Normal   [mem 0x0000000000000000-0x0000000003ffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000000000-0x0000000003ffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000003ffffff]
[    0.000000] On node 0 totalpages: 16384
[    0.000000]   Normal zone: 144 pages used for memmap
[    0.000000]   Normal zone: 0 pages reserved
[    0.000000]   Normal zone: 16384 pages, LIFO batch:3
[    0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[    0.000000] pcpu-alloc: [0] 0 
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 16240
[    0.000000] Kernel command line: root= console=ttyLTQ0,115200
[    0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes, linear)
[    0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes, linear)
[    0.000000] Writing ErrCtl register=00000000
[    0.000000] Readback ErrCtl register=00000000
[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
[    0.000000] Memory: 56700K/65536K available (5749K kernel code, 216K rwdata, 772K rodata, 1180K init, 202K bss, 8836K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] NR_IRQS: 256
[    0.000000] CPU Clock: 333MHz
[    0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 11467562725 ns
[    0.000014] sched_clock: 32 bits at 166MHz, resolution 6ns, wraps every 12884901885ns
[    0.008115] Calibrating delay loop... 221.18 BogoMIPS (lpj=442368)
[    0.054228] pid_max: default: 32768 minimum: 301
[    0.059241] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.066460] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.084759] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[    0.094434] futex hash table entries: 256 (order: -1, 3072 bytes, linear)
[    0.101449] pinctrl core: initialized pinctrl subsystem
[    0.113511] NET: Registered protocol family 16
[    0.126458] pinctrl-xway 1e100b10.pinmux: Init done
[    0.149548] dma-xway 1e104100.dma: Init done - hw rev: 6, ports: 5, channels: 20
[    0.160436] PCI host bridge /fpi@10000000/pci@e105400 ranges:
[    0.166163]  MEM 0x0000000018000000..0x0000000019ffffff
[    0.171376]   IO 0x000000001ae00000..0x000000001affffff
[    0.228019] usbcore: registered new interface driver usbfs
[    0.233607] usbcore: registered new interface driver hub
[    0.238986] usbcore: registered new device driver usb
[    0.244552] PCI host bridge to bus 0000:00
[    0.248589] pci_bus 0000:00: root bus resource [mem 0x18000000-0x19ffffff]
[    0.255477] pci_bus 0000:00: root bus resource [io  0x1ae00000-0x1affffff]
[    0.262419] pci_bus 0000:00: root bus resource [??? 0x00000000 flags 0x0]
[    0.269272] pci_bus 0000:00: No busn resource found for root bus, will use [bus 00-ff]
[    0.279020] pci 0000:00:0e.0: [168c:ff1d] type 00 class 0x020000
[    0.284976] pci 0000:00:0e.0: reg 0x10: [mem 0x00000000-0x0000ffff]
[    0.293901] pci_bus 0000:00: busn_res: [bus 00-ff] end is updated to 00
[    0.300471] pci 0000:00:0e.0: BAR 0: assigned [mem 0x18000000-0x1800ffff]
[    0.319115] clocksource: Switched to clocksource MIPS
[    0.325911] thermal_sys: Registered thermal governor 'step_wise'
[    0.326536] NET: Registered protocol family 2
[    0.337346] IP idents hash table entries: 2048 (order: 2, 16384 bytes, linear)
[    0.346107] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 4096 bytes, linear)
[    0.354511] TCP established hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.362133] TCP bind hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.369228] TCP: Hash tables configured (established 1024 bind 1024)
[    0.375869] UDP hash table entries: 256 (order: 0, 4096 bytes, linear)
[    0.382374] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes, linear)
[    0.389949] NET: Registered protocol family 1
[    0.394350] PCI: CLS 0 bytes, default 32
[    0.405021] gptu: totally 6 16-bit timers/counters
[    0.409949] gptu: misc_register on minor 63
[    0.414099] gptu: succeeded to request irq 126
[    0.418581] gptu: succeeded to request irq 127
[    0.423146] gptu: succeeded to request irq 128
[    0.427628] gptu: succeeded to request irq 129
[    0.432132] gptu: succeeded to request irq 130
[    0.436637] gptu: succeeded to request irq 131
[    0.446095] workingset: timestamp_bits=14 max_order=14 bucket_order=0
[    0.465890] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    0.471662] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[    0.518955] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
[    0.533091] 1e100c00.serial: ttyLTQ0 at MMIO 0x1e100c00 (irq = 112, base_baud = 0) is a lantiq,asc
[    0.542059] printk: console [ttyLTQ0] enabled
[    0.550680] printk: bootconsole [early0] disabled
[    0.572212] spi-lantiq-ssc 1e100800.spi: Lantiq SSC SPI controller (Rev 6, TXFS 8, RXFS 8, DMA 1)
[    0.582575] spi-nor spi0.4: mx25l12805d (16384 Kbytes)
[    0.586407] 4 fixed-partitions partitions found on MTD device spi0.4
[    0.592634] Creating 4 MTD partitions on "spi0.4":
[    0.597362] 0x000000000000-0x000000010000 : "uboot"
[    0.604112] 0x000000010000-0x000000020000 : "u-boot-env"
[    0.609853] 0x000000020000-0x000000030000 : "calibration"
[    0.615766] 0x000000050000-0x000000ff0000 : "firmware"
[    0.630971] 2 uimage-fw partitions found on MTD device firmware
[    0.635554] 0x000000050000-0x000000272d7e : "kernel"
[    0.642135] 0x000000272d7e-0x000000ff0000 : "rootfs"
[    0.647533] mtd: device 5 (rootfs) set to be root filesystem
[    0.656739] 1 squashfs-split partitions found on MTD device rootfs
[    0.661553] 0x0000005e0000-0x000000ff0000 : "rootfs_data"
[    0.670245] Realtek RTL8366RB ethernet switch driver version 0.2.4
[    0.675195] rtl8366rb rtl8366rb: cannot find mdio node phandle
[    0.680854] rtl8366rb rtl8366rb: using GPIO pins 491 (SDA) and 493 (SCK)
[    0.687679] rtl8366rb rtl8366rb: RTL5937 ver. 3 chip found
[    0.703414] rtl8366rb rtl8366rb: applying initvals from DTS
[    0.811866] ltq_etop 1e180000.etop eth0 (uninitialized): no PHY found
[    0.817003] etop: mdio probe failed
[    0.828490] NET: Registered protocol family 10
[    0.854862] Segment Routing with IPv6
[    0.857361] NET: Registered protocol family 17
[    0.861669] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[    0.874415] 8021q: 802.1Q VLAN Support v1.8
[    0.893039] VFS: Mounted root (squashfs filesystem) readonly on device 31:5.
[    0.904795] Freeing unused kernel memory: 1180K
[    0.907918] This architecture does not have kernel memory protection.
[    0.914280] Run /sbin/init as init process
[    1.998296] random: crng init done
[    2.223905] init: Console is alive
[    2.226329] init: - watchdog -
[    4.569692] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[    4.805301] dwc2 1e101000.usb: 1e101000.usb supply vusb_d not found, using dummy regulator
[    4.812385] dwc2 1e101000.usb: 1e101000.usb supply vusb_a not found, using dummy regulator
[    4.859689] dwc2 1e101000.usb: DWC OTG Controller
[    4.863041] dwc2 1e101000.usb: new USB bus registered, assigned bus number 1
[    4.870068] dwc2 1e101000.usb: irq 62, io mem 0x1e101000
[    4.877444] hub 1-0:1.0: USB hub found
[    4.880569] hub 1-0:1.0: 1 port detected
[    4.887197] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[    4.896795] init: - preinit -
[   11.459999] jffs2: notice: (468) jffs2_build_xattr_subsystem: complete building xattr subsystem, 16 of xdatum (7 unchecked, 9 orphan) and 18 of xref (9 dead, 0 orphan) found.
[   11.484687] mount_root: switching to jffs2 overlay
[   11.505610] overlayfs: upper fs does not support tmpfile.
[   11.535509] urandom-seed: Seeding with /etc/urandom.seed
[   11.843571] procd: - early -
[   11.845242] procd: - watchdog -
[   12.602317] procd: - watchdog -
[   12.605279] procd: - ubus -
[   12.745017] procd: - init -
[   14.625131] kmodloader: loading kernel modules from /etc/modules.d/*
[   14.643549] NET: Registered protocol family 8
[   14.646454] NET: Registered protocol family 20
[   14.677601] PPP generic driver version 2.4.2
[   14.732817] IFX MEI Version 5.00.00
[   14.759321] Infineon CPE API Driver version: DSL CPE API V3.24.4.4
[   14.789533] Loading modules backported from Linux version v5.10.110-0-g3238bffaf992
[   14.795813] Backport generated by backports.git v5.10.110-1-0-g1fbde860
[   14.860393] NET: Registered protocol family 24
[   14.894899] xt_time: kernel timezone is -0000
[   14.904863] ath9k_pci_owl_loader 0000:00:0e.0: enabling device (0000 -> 0002)
[   14.926276] ath9k_pci_owl_loader 0000:00:0e.0: fixup device configuration
[   14.949422] pci 0000:00:0e.0: [168c:0029] type 00 class 0x028000
[   14.954125] pci 0000:00:0e.0: reg 0x10: [mem 0x18000000-0x1800ffff]
[   14.960360] pci 0000:00:0e.0: PME# supported from D0 D3hot
[   14.968394] pci 0000:00:0e.0: BAR 0: assigned [mem 0x18000000-0x1800ffff]
[   15.271743] ath9k 0000:00:0e.0: enabling device (0000 -> 0002)
[   15.291595] ath: EEPROM regdomain: 0x0
[   15.291609] ath: EEPROM indicates default country code should be used
[   15.291615] ath: doing EEPROM country->regdmn map search
[   15.291633] ath: country maps to regdmn code: 0x3a
[   15.291642] ath: Country alpha2 being used: US
[   15.291648] ath: Regpair used: 0x3a
[   15.308871] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[   15.312801] ieee80211 phy0: Atheros AR9280 Rev:2 mem=0xb8000000, irq=30
[   15.483715] kmodloader: done loading kernel modules from /etc/modules.d/*
[   15.686811] urngd: v1.0.2 started.
[   29.243262] rtl8366rb rtl8366rb: applying initvals from DTS
[   46.380781] device eth0 entered promiscuous mode
[   46.388100] br-lan: port 1(eth0.1) entered blocking state
[   46.392141] br-lan: port 1(eth0.1) entered disabled state
[   46.398058] device eth0.1 entered promiscuous mode
[   46.439445] br-lan: port 1(eth0.1) entered blocking state
[   46.443475] br-lan: port 1(eth0.1) entered forwarding state
[   47.379928] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready
[   54.543397] br-lan: port 2(wlan0) entered blocking state
[   54.547341] br-lan: port 2(wlan0) entered disabled state
[   54.553378] device wlan0 entered promiscuous mode
[   54.903036] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[   54.908409] br-lan: port 2(wlan0) entered blocking state
[   54.913298] br-lan: port 2(wlan0) entered forwarding state
[   54.973548] br-lan: port 3(wlan0-1) entered blocking state
[   54.977675] br-lan: port 3(wlan0-1) entered disabled state
[   54.983699] device wlan0-1 entered promiscuous mode
[   55.027985] br-lan: port 3(wlan0-1) entered blocking state
[   55.032107] br-lan: port 3(wlan0-1) entered forwarding state
[   55.372329] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0-1: link becomes ready
[   58.869583] ATM1.0.26    ATM (A1) firmware version 0.16
[   58.873437] ifxmips_atm: ATM init succeed
[   93.996392] [DSL_BSP_Showtime 914]: Datarate US intl = 1021200, fast = 0
[   94.001876] enter showtime, cell rate: 0 - 2408, 1 - 2408, xdata addr: 0x83220000
[   95.695276] pppoe-wan: renamed from ppp0
[89727.726311] pppoe-wan: renamed from ppp0
[174816.286505] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000082c0
[179358.776034] pppoe-wan: renamed from ppp0
[257643.062916] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000082c0
[268990.207025] pppoe-wan: renamed from ppp0
[279644.017025] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000002c0
[358621.360969] pppoe-wan: renamed from ppp0

Is your DSL modem using the same IP address as the router?

Based on the colors of your interfaces, it looks as if WAN was in the firewall zone LAN - is that true?

1 Like

Yea, @andyboeh makes a valid point if that screenshot is accurate. WAN should be in the WAN firewall zone.

yes, there was really confusion with the Firewall, it was in the LAN zone. I switched to WAN, and also set Obtain IPv6 address to Disabled.
And error daemon.err odhcp6c[7920]: Failed to send SOLICIT message to ff02::1:2 (Permission denied) disappeared from System Log

If I were you, I would now completely factory-reset the router and configure it from scratch: Your device doesn't have a password set and was exposed to the Internet. Who-knows-what might have had or still has access to your device.

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