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#1 2024-10-26 12:15:31

kiekei
Member
Registered: 2024-10-26
Posts: 9

NetworkManager, DNS problem

Стоит арч на ноуте. Подключаюсь используя nmcli. Все работает, до момента пока в usb-порте есть ЛЮБОЕ устройство. Если же порты пустые: ping: ya.ru: Temporary failure in name resolution

ping 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
From 192.168.0.108 icmp_seq=23 Destination Host Unreachable
ping: sendmsg: No route to host

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#2 2024-10-26 13:53:21

seth
Member
Registered: 2012-09-03
Posts: 58,658

Re: NetworkManager, DNS problem

https://bbs.archlinux.org/viewforum.php?id=30

Please post the output of

ip a
ip r
find /etc/systemd -type l -exec test -f {} \; -print | awk -F'/' '{ printf ("%-40s | %s\n", $(NF-0), $(NF-1)) }' | sort -f

"Destination Host Unreachable"  is *not* a DNS problem, you have no internet connection.

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#3 2024-10-26 14:07:36

V1del
Forum Moderator
Registered: 2012-10-16
Posts: 23,170

Re: NetworkManager, DNS problem

I don't quite get the USB port reference, but if the absence or presence of certain USB HW affects something, might be up to USB autosuspension which you could try to disable: https://wiki.archlinux.org/title/Power_ … utosuspend

---
Я не совсем понимаю ссылку на USB-порт, но если отсутствие или наличие определенного USB HW влияет на что-то, это может быть связано с автоприостановкой USB, которую вы можете попытаться отключить: https://wiki.archlinux.org/title/Power_ … utosuspend.

Moving to Other languages...

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#4 2024-10-26 14:17:49

seth
Member
Registered: 2012-09-03
Posts: 58,658

Re: NetworkManager, DNS problem

https://www.deepl.com/de/translator#ru/en-us/

The OP wrote:

I have an arch on my laptop. I connect using nmcli. Everything works as long as there is ANY device in the usb-port. If the ports are empty: ping: ya.ru: Temporary failure in name resolution

Please post your complete system journal for the boot:

sudo journalctl -b | curl -F 'file=@-' 0x0.st

Might be rather some broken udev rule?
usb autosuspend deactivating what's typically a pci device seems strange.

The crazy explanation would be that the device acts as antenna lol

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#5 2024-10-26 14:26:59

kiekei
Member
Registered: 2024-10-26
Posts: 9

Re: NetworkManager, DNS problem

seth, there is output
ip a
ip r
find /etc/systemd -type l -exec test -f {} \; -print | awk -F'/' '{ printf ("%-40s | %s\n", $(NF-0), $(NF-1)) }' | sort -f :

1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host noprefixroute
       valid_lft forever preferred_lft forever
2: enp2s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
    link/ether 54:ef:92:c5:26:64 brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.109/24 brd 192.168.0.255 scope global dynamic noprefixroute enp2s0
       valid_lft 5552sec preferred_lft 4652sec
    inet6 fe80::d730:18dd:9ea6:902c/64 scope link
       valid_lft forever preferred_lft forever
3: wlan0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
    link/ether e0:75:26:2e:ac:5e brd ff:ff:ff:ff:ff:ff
default via 192.168.0.1 dev enp2s0 proto dhcp src 192.168.0.109 metric 1002
192.168.0.0/24 dev enp2s0 proto dhcp scope link src 192.168.0.109 metric 1002
AmneziaVPN.service                       | multi-user.target.wants
dbus-org.freedesktop.timesync1.service   | system
dhcpcd.service                           | multi-user.target.wants
display-manager.service                  | system
fstrim.timer                             | timers.target.wants
getty@tty1.service                       | getty.target.wants
p11-kit-server.socket                    | sockets.target.wants
pipewire-session-manager.service         | user
pipewire.socket                          | sockets.target.wants
pulseaudio.socket                        | sockets.target.wants
remote-fs.target                         | multi-user.target.wants
systemd-timesyncd.service                | sysinit.target.wants
systemd-userdbd.socket                   | sockets.target.wants
wireplumber.service                      | pipewire.service.wants

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#6 2024-10-26 14:27:58

kiekei
Member
Registered: 2024-10-26
Posts: 9

Re: NetworkManager, DNS problem

sudo journalctl -b | curl -F 'file=@-' 0x0.st
http://0x0.st/XU4K.txt

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#7 2024-10-26 14:37:37

seth
Member
Registered: 2012-09-03
Posts: 58,658

Re: NetworkManager, DNS problem

Please use [code][/code] tags. Edit your post in this regard.

dhcpcd.service                           | multi-user.target.wants

Where are you using nmcli??
(Don't)

There're carrier, lease and default route over the wired enp2s0.
Is this or the journal supposed to cover a broken network situation?

AmneziaVPN.service                       | multi-user.target.wants

Do you have the same problem w/o the VPN?

Oct 26 18:26:55 karuizawa kernel: pcieport 0000:00:1c.7:    [ 0] RxErr                  (First)
Oct 26 18:26:55 karuizawa kernel: pcieport 0000:00:1c.7:    [ 7] BadDLLP               
Oct 26 18:26:59 karuizawa kernel: pcieport 0000:00:1c.7: AER: Correctable error message received from 0000:00:1c.7
Oct 26 18:26:59 karuizawa kernel: pcieport 0000:00:1c.7: PCIe Bus Error: severity=Correctable, type=Physical Layer, (Receiver ID)
Oct 26 18:26:59 karuizawa kernel: pcieport 0000:00:1c.7:   device [8086:51bf] error status/mask=00000001/00002000

There's some noise on the bus, but I don't think the r8168 NIC is on that bus.

lspci -tvnn

Or

Oct 26 16:44:33 karuizawa iwd[937]: Wiphy phy0 will only use the default interface
Oct 26 16:44:33 karuizawa iwd[937]: event: state, old: disconnected, new: autoconnect_quick
Oct 26 16:44:34 karuizawa kernel: rtw_8822ce 0000:01:00.0: firmware failed to report density after scan
Oct 26 16:44:34 karuizawa iwd[937]: event: state, old: autoconnect_quick, new: autoconnect_full

is the problem actually the rtw_8822ce wireless chip?

====> https://bbs.archlinux.org/viewtopic.php?id=299462

Oct 26 16:54:19 karuizawa sudo[1349]:      kei : TTY=pts/1 ; PWD=/home/kei ; USER=root ; COMMAND=/usr/bin/pacman -Rns systemd-networkd
Oct 26 16:54:26 karuizawa sudo[1376]:      kei : TTY=pts/1 ; PWD=/home/kei ; USER=root ; COMMAND=/usr/bin/pacman -S systemd-networkd

Stop that, dhcpcd is fine.

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#8 2024-10-26 14:39:00

kiekei
Member
Registered: 2024-10-26
Posts: 9

Re: NetworkManager, DNS problem

sorry, last output was be when i use ethernet.

Last edited by kiekei (2024-10-26 14:43:39)

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#9 2024-10-26 14:39:36

kiekei
Member
Registered: 2024-10-26
Posts: 9

Re: NetworkManager, DNS problem

1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host noprefixroute 
       valid_lft forever preferred_lft forever
2: enp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
    link/ether 54:ef:92:c5:26:64 brd ff:ff:ff:ff:ff:ff
3: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
    link/ether e0:75:26:2e:ac:5e brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.108/24 brd 192.168.0.255 scope global dynamic noprefixroute wlan0
       valid_lft 7106sec preferred_lft 7106sec
    inet6 fe80::ec8c:c65d:3e1d:924c/64 scope link 
       valid_lft forever preferred_lft forever
    inet6 fe80::c35d:8773:f2e7:2660/64 scope link noprefixroute 
       valid_lft forever preferred_lft forever
default via 192.168.0.1 dev wlan0 proto dhcp src 192.168.0.108 metric 600 
default via 192.168.0.1 dev wlan0 proto dhcp src 192.168.0.108 metric 3003 
192.168.0.0/24 dev wlan0 proto kernel scope link src 192.168.0.108 metric 600 
192.168.0.0/24 dev wlan0 proto dhcp scope link src 192.168.0.108 metric 3003 
AmneziaVPN.service                       | multi-user.target.wants
dbus-org.freedesktop.nm-dispatcher.service | system
dbus-org.freedesktop.timesync1.service   | system
dhcpcd.service                           | multi-user.target.wants
display-manager.service                  | system
fstrim.timer                             | timers.target.wants
getty@tty1.service                       | getty.target.wants
NetworkManager.service                   | multi-user.target.wants
NetworkManager-wait-online.service       | network-online.target.wants
p11-kit-server.socket                    | sockets.target.wants
pipewire-session-manager.service         | user
pipewire.socket                          | sockets.target.wants
pulseaudio.socket                        | sockets.target.wants
remote-fs.target                         | multi-user.target.wants
systemd-timesyncd.service                | sysinit.target.wants
systemd-userdbd.socket                   | sockets.target.wants
wireplumber.service                      | pipewire.service.wants 

Last edited by kiekei (2024-10-26 14:43:15)

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#10 2024-10-26 14:42:27

kiekei
Member
Registered: 2024-10-26
Posts: 9

Re: NetworkManager, DNS problem

when amneziavpn stoped, problem persist

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#11 2024-10-26 14:44:42

kiekei
Member
Registered: 2024-10-26
Posts: 9

Re: NetworkManager, DNS problem

lspci -tvnn
-[0000:00]-+-00.0  Intel Corporation Alder Lake-U15 Host and DRAM Controller [8086:4601]
           +-02.0  Intel Corporation Alder Lake-UP3 GT2 [UHD Graphics] [8086:4628]
           +-04.0  Intel Corporation Alder Lake Innovation Platform Framework Processor Participant [8086:461d]
           +-08.0  Intel Corporation 12th Gen Core Processor Gaussian & Neural Accelerator [8086:464f]
           +-0a.0  Intel Corporation Platform Monitoring Technology [8086:467d]
           +-14.0  Intel Corporation Alder Lake PCH USB 3.2 xHCI Host Controller [8086:51ed]
           +-14.2  Intel Corporation Alder Lake PCH Shared SRAM [8086:51ef]
           +-15.0  Intel Corporation Alder Lake PCH Serial IO I2C Controller #0 [8086:51e8]
           +-16.0  Intel Corporation Alder Lake PCH HECI Controller [8086:51e0]
           +-1c.0-[01]----00.0  Realtek Semiconductor Co., Ltd. RTL8822CE 802.11ac PCIe Wireless Network Adapter [10ec:c822]
           +-1c.7-[02]----00.0  Realtek Semiconductor Co., Ltd. RTL8111/8168/8211/8411 PCI Express Gigabit Ethernet Controller [10ec:8168]
           +-1d.0-[03]----00.0  Shenzhen Longsys Electronics Co., Ltd. FORESEE XP1000 / Lexar Professional CFexpress Type B Gold series, NM620 PCIe NVME SSD (DRAM-less) [1d97:5216]
           +-1e.0  Intel Corporation Alder Lake PCH UART #0 [8086:51a8]
           +-1e.3  Intel Corporation Alder Lake SPI Controller [8086:51ab]
           +-1f.0  Intel Corporation Alder Lake PCH eSPI Controller [8086:5182]
           +-1f.3  Intel Corporation Alder Lake PCH-P High Definition Audio Controller [8086:51c8]
           +-1f.4  Intel Corporation Alder Lake PCH-P SMBus Host Controller [8086:51a3]
           \-1f.5  Intel Corporation Alder Lake-P PCH SPI Controller [8086:51a4] 

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#12 2024-10-26 14:50:19

seth
Member
Registered: 2012-09-03
Posts: 58,658

Re: NetworkManager, DNS problem

seth wrote:

the problem actually the rtw_8822ce wireless chip?

====> https://bbs.archlinux.org/viewtopic.php?id=299462

Does it work on a 6.10 kernel (or maybe LTS)?

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#13 2024-10-26 14:59:42

kiekei
Member
Registered: 2024-10-26
Posts: 9

Re: NetworkManager, DNS problem

how i can check this

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#14 2024-10-26 15:00:50

seth
Member
Registered: 2012-09-03
Posts: 58,658

Re: NetworkManager, DNS problem

Install the LTS kernel or downgrade to 6.10.9 from the https://wiki.archlinux.org/title/Arch_Linux_Archive and see whether your wifi stabilizes.

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#15 2024-10-26 15:09:19

kiekei
Member
Registered: 2024-10-26
Posts: 9

Re: NetworkManager, DNS problem

not sure if that's how i installed lts
but i use pacman -S linux-lts and problem solved

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#16 2024-10-26 15:14:13

seth
Member
Registered: 2012-09-03
Posts: 58,658

Re: NetworkManager, DNS problem

\o/
Please always remember to mark resolved threads by editing your initial posts subject - so others will know that there's no task left, but maybe a solution to find.
Thanks.

According to https://bbs.archlinux.org/viewtopic.php … 6#p2204456 6.11.6 should™ fix this in the main kernel.

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