I also get: ~$ dmesg | grep -i blue [ 13.838221] Bluetooth: Core ver 2.22 [ 13.838236] NET: Registered PF_BLUETOOTH protocol family [ 13.838237] Bluetooth: HCI device and connection manager initialized [ 13.838240] Bluetooth: HCI socket layer initialized [ 13.838241] Bluetooth: L2CAP socket layer initialized [ 13.838244] Bluetooth: SCO socket layer initialized [ 14.329584] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 14.329588] Bluetooth: BNEP filters: protocol multicast [ 14.329590] Bluetooth: BNEP socket layer initialized [ 16.032582] Bluetooth: hci0: Reading Intel version command failed (-110) [ 16.032583] Bluetooth: hci0: command 0xfc05 tx timeout
~$ modinfo btintel filename: /lib/modules/6.5.0-26-generic/kernel/drivers/bluetooth/btintel.ko firmware: intel/ibt-12-16.ddc firmware: intel/ibt-12-16.sfi firmware: intel/ibt-11-5.ddc firmware: intel/ibt-11-5.sfi license: GPL version: 0.1 description: Bluetooth support for Intel devices ver 0.1 author: Marcel Holtmann <mar...@holtmann.org> srcversion: FDF2221B8ED4B01F8EADF85 depends: bluetooth retpoline: Y intree: Y name: btintel vermagic: 6.5.0-26-generic SMP preempt mod_unload modversions ~$ lsusb | grep -i bluetooth Bus 001 Device 005: ID 8087:0025 Intel Corp. Wireless-AC 9260 Bluetooth Adapter -- 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/2051720 Title: Bluetooth Broken In Kernel Versions 6.5+ (Intel AX210) Status in Linux: Confirmed Status in linux package in Ubuntu: Confirmed Bug description: ``` kernel: Bluetooth: hci0: command 0xfc05 tx timeout ``` This issue started with kernel 6.5. Bluetooth has been broken ever since. The issue was not present in earlier versions of the kernel. ``` $ uname -a Linux 6.5.0-17-generic #17~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Tue Jan 16 14:32:32 UTC 2 x86_64 x86_64 x86_64 GNU/Linux ``` ``` $ lsusb | grep -i bluetooth Bus 001 Device 004: ID 8087:0032 Intel Corp. AX210 Bluetooth ``` ``` $ journalctl -b | egrep -i bluetooth Jan 30 10:28:53 systemd[3247]: Reached target Bluetooth. Jan 30 10:28:53 systemd[1]: Reached target Bluetooth Support. Jan 30 10:28:55 kernel: Bluetooth: hci0: command 0xfc05 tx timeout Jan 30 10:28:55 kernel: Bluetooth: hci0: Reading Intel version command failed (-110) ``` ``` linux-firmware/jammy-proposed,now 20220329.git681281e4-0ubuntu3.25 all [installed,automatic] ``` To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/2051720/+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