Cold boot as in powering off from PC's source button worked (taking electricity off the mother board) worked for me.
Just shutting down and having the motherboard LEDs on didn't work. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1859592 Title: Bluetooth unavailable after updates - Reading Intel version information failed (-110) Status in linux package in Ubuntu: Confirmed Bug description: After 10 days of uptime with automatic updates, I rebooted. Bluetooth, which I use every day, is no longer available. $ dmesg | grep -i bluetooth [ 4.846072] Bluetooth: Core ver 2.22 [ 4.846088] Bluetooth: HCI device and connection manager initialized [ 4.846092] Bluetooth: HCI socket layer initialized [ 4.846094] Bluetooth: L2CAP socket layer initialized [ 4.846096] Bluetooth: SCO socket layer initialized [ 5.434081] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 5.434082] Bluetooth: BNEP filters: protocol multicast [ 5.434086] Bluetooth: BNEP socket layer initialized [ 6.874125] Bluetooth: hci0: command 0xfc05 tx timeout [ 6.874129] Bluetooth: hci0: Reading Intel version information failed (-110) $ uname -a Linux abu 5.3.2-050302-generic #201910010731 SMP Tue Oct 1 07:33:48 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux AMD Ryzen 5 3400G (Picasso, Raven Ridge) (Asrock A300) Ubuntu 18.04 LTS. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1859592/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp