In meantime, I was able to also find out similar looking issue could be fixed in 7.2-rc1 mainline kernel, so if you are fine with it, please check whether you are hitting the same issue running https://kernel.ubuntu.com/mainline/v7.2-rc4/ (pick the one for your PC architecture).
General Ubuntu instructions for installing, booting, checking, and removing Mainline kernels are available here: https://wiki.ubuntu.com/Kernel/MainlineBuilds -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2161448 Title: mt7921u: USB Wi-Fi enters unrecoverable state after prolonged uptime; NetworkManager/supplicant stalls followed by USB disconnect deadlock To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2161448/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
