The log suggests it's a kernel issue
kernel: Call Trace:
kernel: dump_stack+0x6d/0x9a
kernel: iwl_pcie_send_hcmd_sync+0x382/0x390 [iwlwifi]
kernel: ? wait_woken+0x80/0x80
kernel: iwl_trans_pcie_send_hcmd+0x34/0xf0 [iwlwifi]
kernel: iwl_trans_send_cmd+0x55/0xc0 [iwlwifi]
kernel: iwl_mvm_send_cmd+0x1f/0x40 [iwlmvm]
kernel: iwl_mvm_send_cmd_pdu+0x51/0x70 [iwlmvm]
** Package changed: network-manager (Ubuntu) => linux (Ubuntu)
** Changed in: linux (Ubuntu)
Status: Incomplete => New
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Packages, which is subscribed to network-manager in Ubuntu.
https://bugs.launchpad.net/bugs/1882136
Title:
I can't connect to 5GHz wifi
Status in linux package in Ubuntu:
New
Bug description:
After updating the NetworkManager I can't connect to 5GHz wifi. The
router is a mikrotik hap ac2.The notebook is a Dell Latitude 5580.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: network-manager 1.22.10-1ubuntu2.1
ProcVersionSignature: Ubuntu 5.4.0-33.37-generic 5.4.34
Uname: Linux 5.4.0-33-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.2
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Thu Jun 4 22:20:15 2020
InstallationDate: Installed on 2020-05-15 (20 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
ProcEnviron:
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=hu_HU.UTF-8
SHELL=/bin/bash
SourcePackage: network-manager
UpgradeStatus: No upgrade log present (probably fresh install)
nmcli-nm:
RUNNING VERSION STATE STARTUP CONNECTIVITY NETWORKING WIFI-HW
WIFI WWAN-HW WWAN
running 1.22.10 connected started full enabled enabled
enabled enabled enabled
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