https://bugzilla.kernel.org/show_bug.cgi?id=218416 --- Comment #35 from Priit O. (priit@xxxxx) --- And yes, it is regression. also it does not work with kernel 6.6 (LTS). However it does work perfectly well with kernel 6.1.92. Linux Zen 6.1.92-1-MANJARO #1 SMP PREEMPT_DYNAMIC Mon May 27 03:37:00 UTC 2024 x86_64 GNU/Linux $ dmesg | grep -i bluetooth [ 5.621856] Bluetooth: Core ver 2.22 [ 5.621877] NET: Registered PF_BLUETOOTH protocol family [ 5.621878] Bluetooth: HCI device and connection manager initialized [ 5.621881] Bluetooth: HCI socket layer initialized [ 5.621883] Bluetooth: L2CAP socket layer initialized [ 5.621887] Bluetooth: SCO socket layer initialized [ 5.659250] Bluetooth: hci0: Bootloader revision 0.3 build 0 week 24 2017 [ 5.661255] Bluetooth: hci0: Device revision is 1 [ 5.661259] Bluetooth: hci0: Secure boot is enabled [ 5.661260] Bluetooth: hci0: OTP lock is enabled [ 5.661262] Bluetooth: hci0: API lock is enabled [ 5.661263] Bluetooth: hci0: Debug lock is disabled [ 5.661264] Bluetooth: hci0: Minimum firmware build 1 week 10 2014 [ 5.663789] Bluetooth: hci0: Found device firmware: intel/ibt-20-1-3.sfi [ 5.663805] Bluetooth: hci0: Boot Address: 0x24800 [ 5.663807] Bluetooth: hci0: Firmware Version: 132-3.24 [ 6.464952] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 6.464954] Bluetooth: BNEP filters: protocol multicast [ 6.464957] Bluetooth: BNEP socket layer initialized [ 7.025995] Bluetooth: hci0: Waiting for firmware download to complete [ 7.026211] Bluetooth: hci0: Firmware loaded in 1330487 usecs [ 7.026245] Bluetooth: hci0: Waiting for device to boot [ 7.041215] Bluetooth: hci0: Device booted in 14630 usecs [ 7.041217] Bluetooth: hci0: Malformed MSFT vendor event: 0x02 [ 7.041527] Bluetooth: hci0: Found Intel DDC parameters: intel/ibt-20-1-3.ddc [ 7.047218] Bluetooth: hci0: Applying Intel DDC parameters completed [ 7.050221] Bluetooth: hci0: Firmware revision 0.3 build 132 week 3 2024 [ 7.217324] Bluetooth: MGMT ver 1.22 [ 18.841731] Bluetooth: RFCOMM TTY layer initialized [ 18.841737] Bluetooth: RFCOMM socket layer initialized [ 18.841740] Bluetooth: RFCOMM ver 1.11 sorry, but I have no time or will to install and test with every non-supported kernel versions inbetween 6.1 and 6.6 to see where the error came back in. -- You may reply to this email to add a comment. You are receiving this mail because: You are the assignee for the bug.