Sorry but I have to reopen the case: I’m experiencing the same problem after restoring a Timeshift snapshot. Here are the results of the tests @vgaetera asked me to perform:
[uKK7H@fedoraLaptop ~]$ ping -w 3 openwrt.org
ping: openwrt.org: Name or service not known
[uKK7H@fedoraLaptop ~]$ ping -w 3 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8: icmp_seq=1 ttl=112 time=167 ms
64 bytes from 8.8.8.8: icmp_seq=2 ttl=112 time=87.3 ms
64 bytes from 8.8.8.8: icmp_seq=3 ttl=112 time=315 ms
--- 8.8.8.8 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2004ms
rtt min/avg/max/mdev = 87.333/189.635/314.578/94.143 ms
[uKK7H@fedoraLaptop ~]$ nslookup openwrt.org
;; connection timed out; no servers could be reached
[uKK7H@fedoraLaptop ~]$ nslookup openwrt.org 8.8.8.8
Server: 8.8.8.8
Address: 8.8.8.8#53
Non-authoritative answer:
Name: openwrt.org
Address: 139.59.209.225
Name: openwrt.org
Address: 2a03:b0c0:3:d0::1af1:1
[uKK7H@fedoraLaptop ~]$ tracepath -b openwrt.org
tracepath: openwrt.org: Name or service not known
[uKK7H@fedoraLaptop ~]$ tracepath -b 8.8.8.8
1?: [LOCALHOST] pmtu 1500
1: _gateway (192.168.77.1) 1.465ms
1: _gateway (192.168.77.1) 4.096ms
2: 194.187.252.72 (194.187.252.72) 4.273ms
3: 194.187.252.33 (194.187.252.33) 4.121ms
4: 194.243.39.197 (194.243.39.197) 9.311ms
5: no reply
6: no reply
7: no reply
8: no reply
9: 195.22.205.116 (195.22.205.116) 274.461ms
10: 72.14.216.154 (72.14.216.154) 126.690ms asymm 15
11: no reply
12: no reply
13: no reply
14: no reply
15: no reply
16: no reply
17: no reply
18: no reply
19: no reply
20: no reply
21: no reply
22: no reply
23: no reply
24: no reply
25: no reply
26: no reply
27: no reply
28: no reply
29: no reply
30: no reply
Too many hops: pmtu 1500
Resume: pmtu 1500
[uKK7H@fedoraLaptop ~]$ PAGER= nmcli connection show CONNECTION_NAME
Error: CONNECTION_NAME - no such connection profile.
[uKK7H@fedoraLaptop ~]$ lspci -n -n -k; lsusb -v -v -t
00:00.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Root Complex [1022:15d0]
Subsystem: Hewlett-Packard Company Device [103c:86d5]
00:00.2 IOMMU [0806]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 IOMMU [1022:15d1]
Subsystem: Hewlett-Packard Company Device [103c:86d5]
00:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-1fh) PCIe Dummy Host Bridge [1022:1452]
00:01.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 PCIe GPP Bridge [6:0] [1022:15d3]
Kernel driver in use: pcieport
00:01.2 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 PCIe GPP Bridge [6:0] [1022:15d3]
Kernel driver in use: pcieport
00:01.6 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 PCIe GPP Bridge [6:0] [1022:15d3]
Kernel driver in use: pcieport
00:01.7 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 PCIe GPP Bridge [6:0] [1022:15d3]
Kernel driver in use: pcieport
00:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-1fh) PCIe Dummy Host Bridge [1022:1452]
00:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Internal PCIe GPP Bridge 0 to Bus A [1022:15db]
Kernel driver in use: pcieport
00:14.0 SMBus [0c05]: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller [1022:790b] (rev 61)
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: piix4_smbus
Kernel modules: i2c_piix4, sp5100_tco
00:14.3 ISA bridge [0601]: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge [1022:790e] (rev 51)
Subsystem: Hewlett-Packard Company Device [103c:86d5]
00:18.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Device 24: Function 0 [1022:15e8]
00:18.1 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Device 24: Function 1 [1022:15e9]
00:18.2 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Device 24: Function 2 [1022:15ea]
00:18.3 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Device 24: Function 3 [1022:15eb]
Kernel driver in use: k10temp
Kernel modules: k10temp
00:18.4 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Device 24: Function 4 [1022:15ec]
00:18.5 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Device 24: Function 5 [1022:15ed]
00:18.6 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Device 24: Function 6 [1022:15ee]
00:18.7 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2 Device 24: Function 7 [1022:15ef]
01:00.0 VGA compatible controller [0300]: NVIDIA Corporation TU117M [GeForce GTX 1650 Mobile / Max-Q] [10de:1f91] (rev a1)
DeviceName: NVIDIA GeForce GTX 1650
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: nouveau
Kernel modules: nouveau
01:00.1 Audio device [0403]: NVIDIA Corporation Device [10de:10fa] (rev a1)
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
02:00.0 Non-Volatile memory controller [0108]: Intel Corporation SSD 660P Series [8086:f1a8] (rev 03)
Subsystem: Intel Corporation Device [8086:390d]
Kernel driver in use: nvme
Kernel modules: nvme
03:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8822CE 802.11ac PCIe Wireless Network Adapter [10ec:c822]
DeviceName: Realtek Canary ac 2x2 +BT 5 M.2 2230 PCI-e+USB WW
Subsystem: Hewlett-Packard Company Device [103c:85f7]
Kernel driver in use: rtw_8822ce
Kernel modules: rtw88_8822ce
04:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 16)
DeviceName: OnBoard Enthernets
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: r8169
Kernel modules: r8169
05:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Picasso [1002:15d8] (rev c1)
DeviceName: Onboard IGD
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: amdgpu
Kernel modules: amdgpu
05:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 10h-1fh) Platform Security Processor [1022:15df]
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: ccp
Kernel modules: ccp
05:00.3 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Raven USB 3.1 [1022:15e0]
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: xhci_hcd
05:00.4 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Raven USB 3.1 [1022:15e1]
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: xhci_hcd
05:00.5 Multimedia controller [0480]: Advanced Micro Devices, Inc. [AMD] Raven/Raven2/FireFlight/Renoir Audio Processor [1022:15e2]
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: snd_rn_pci_acp3x
Kernel modules: snd_pci_acp3x, snd_rn_pci_acp3x
05:00.6 Audio device [0403]: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 10h-1fh) HD Audio Controller [1022:15e3]
Subsystem: Hewlett-Packard Company Device [103c:86d5]
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
/: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 10000M
ID 1d6b:0003 Linux Foundation 3.0 root hub
/sys/bus/usb/devices/ /dev/bus/usb/004/001
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 480M
ID 1d6b:0002 Linux Foundation 2.0 root hub
/sys/bus/usb/devices/usb3 /dev/bus/usb/003/001
|__ Port 1: Dev 2, If 0, Class=Video, Driver=uvcvideo, 480M
ID 0408:5365 Quanta Computer, Inc.
/sys/bus/usb/devices/3-1 /dev/bus/usb/003/002
|__ Port 1: Dev 2, If 1, Class=Video, Driver=uvcvideo, 480M
ID 0408:5365 Quanta Computer, Inc.
/sys/bus/usb/devices/3-1 /dev/bus/usb/003/002
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 10000M
ID 1d6b:0003 Linux Foundation 3.0 root hub
/sys/bus/usb/devices/ /dev/bus/usb/002/001
|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 5000M
ID 2109:0813 VIA Labs, Inc. VL813 Hub
/sys/bus/usb/devices/2-1 /dev/bus/usb/002/002
|__ Port 2: Dev 3, If 0, Class=Vendor Specific Class, Driver=r8152, 5000M
ID 0bda:8153 Realtek Semiconductor Corp. RTL8153 Gigabit Ethernet Adapter
/sys/bus/usb/devices/2-1.2 /dev/bus/usb/002/003
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 480M
ID 1d6b:0002 Linux Foundation 2.0 root hub
/sys/bus/usb/devices/usb1 /dev/bus/usb/001/001
|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
ID 2109:2813 VIA Labs, Inc. VL813 Hub
/sys/bus/usb/devices/1-1 /dev/bus/usb/001/002
|__ Port 3: Dev 4, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
ID 046d:c31c Logitech, Inc. Keyboard K120
/sys/bus/usb/devices/1-1.3 /dev/bus/usb/001/004
|__ Port 3: Dev 4, If 1, Class=Human Interface Device, Driver=usbhid, 1.5M
ID 046d:c31c Logitech, Inc. Keyboard K120
/sys/bus/usb/devices/1-1.3 /dev/bus/usb/001/004
|__ Port 2: Dev 3, If 2, Class=Human Interface Device, Driver=usbhid, 12M
ID 046d:c52b Logitech, Inc. Unifying Receiver
/sys/bus/usb/devices/1-2 /dev/bus/usb/001/003
|__ Port 2: Dev 3, If 0, Class=Human Interface Device, Driver=usbhid, 12M
ID 046d:c52b Logitech, Inc. Unifying Receiver
/sys/bus/usb/devices/1-2 /dev/bus/usb/001/003
|__ Port 2: Dev 3, If 1, Class=Human Interface Device, Driver=usbhid, 12M
ID 046d:c52b Logitech, Inc. Unifying Receiver
/sys/bus/usb/devices/1-2 /dev/bus/usb/001/003
|__ Port 4: Dev 5, If 1, Class=Wireless, Driver=btusb, 12M
ID 0bda:b00c Realtek Semiconductor Corp.
/sys/bus/usb/devices/1-4 /dev/bus/usb/001/005
|__ Port 4: Dev 5, If 0, Class=Wireless, Driver=btusb, 12M
ID 0bda:b00c Realtek Semiconductor Corp.
/sys/bus/usb/devices/1-4 /dev/bus/usb/001/005
[uKK7H@fedoraLaptop ~]$