I'm seeing similar behaviour; the NIC appears to be 'connected' to the AP but no packets appear to move.
root@vs85483:~# lspci | egrep Ath 3b:00.0 Network controller: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter (rev 32) root@vs85483:~# root@vs85483:~# dmesg | grep ath10k [ 4.379983] ath10k_pci 0000:3b:00.0: enabling device (0000 -> 0002) [ 4.384471] ath10k_pci 0000:3b:00.0: pci irq msi oper_irq_mode 2 irq_mode 0 reset_mode 0 [ 4.670211] ath10k_pci 0000:3b:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 1a56:1535 [ 4.670213] ath10k_pci 0000:3b:00.0: kconfig debug 0 debugfs 1 tracing 1 dfs 0 testmode 0 [ 4.670611] ath10k_pci 0000:3b:00.0: firmware ver WLAN.RM.4.4.1-00140-QCARMSWPZ-1 api 6 features wowlan,ignore-otp,mfp crc32 29eb8ca1 [ 4.735670] ath10k_pci 0000:3b:00.0: board_file api 2 bmi_id N/A crc32 4ac0889b [ 4.826897] ath10k_pci 0000:3b:00.0: unsupported HTC service id: 1536 [ 4.846191] ath10k_pci 0000:3b:00.0: htt-ver 3.60 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1 [ 4.952299] ath10k_pci 0000:3b:00.0 wlp59s0: renamed from wlan0 [ 9.360405] ath10k_pci 0000:3b:00.0: unsupported HTC service id: 1536 root@vs85483:~# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 20.04.2 LTS Release: 20.04 Codename: focal root@vs85483:~# root@vs85483:~# apt list --installed | egrep "^linux-firmware" [snip] linux-firmware/focal-updates,focal-updates,now 1.187.12 all [installed,automatic] root@vs85483:~# Plucked from lshw: product: XPS 15 9570 (087C) System firmware and apt managed packages all up to date as of today (2021/05/20). I'm happy to assist with further information/tests if that is helpful. -Lee -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1856372 Title: Wifi drops, particularly under load To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-firmware/+bug/1856372/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
