...
[00:00:10.252,899] <dbg> usb_device: (0x20002de8): usb_handle_std_device_req: REQ_GET_DESCRIPTOR
[00:00:10.252,929] <dbg> usb_nrfx: ep_write: ep 128, len 10
[00:00:10.253,143] <dbg> usb_nrfx: ctrl write complete
[00:00:10.253,234] <dbg> usb_device: (0x20002de8): usb_handle_control_transfer: usb_handle_control_transfer ep 80, status 2
[00:00:10.257,904] <dbg> usb_nrfx: read request, ep 1
?bthci_acl_handle: Invalid HCI ACL packet length, 27 < 17218 -[00:00:10.344,970] <dbg> usb_nrfx: read complete, ep 1, len 31
[00:00:10.345,031] <dbg> usb_nrfx: ep_read_wait: ep 1, maxlen 72
[00:00:10.345,123] <dbg> usb_device: (0x20002de8): usb_transfer_work: transfer done, ep=01, status=0, size=31
[00:00:10.345,214] <dbg> usb_device: (0x20002de8): usb_transfer: transfer start, ep=01, data=0x20003728, dlen=72
[00:00:10.355,773] <err> usb_bluetooth: Error sending to driver
[00:00:11.442,352] <dbg> usb_nrfx: SETUP: r:6 rt:128 v:512 i:0 l:9
[00:00:11.442,352] <dbg> usb_device: (0x20002de8): usb_handle_control_transfer: usb_handle_control_transfer ep 0, status 0
[00:00:11.442,382] <dbg> usb_nrfx: ep_read: ep 0, maxlen 8
...