Aug 25 17:27:00 EliteBook kernel: [   74.931880] usb 1-1.1: New USB device found, idVendor=03f0, idProduct=231d
Aug 25 17:27:00 EliteBook kernel: [   74.931886] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
Aug 25 17:27:00 EliteBook kernel: [   74.931891] usb 1-1.1: Product: HP Integrated Module
Aug 25 17:27:00 EliteBook kernel: [   74.931894] usb 1-1.1: Manufacturer: Broadcom Corp
Aug 25 17:39:47 EliteBook kernel: [  841.955876] usb 1-1.1: USB disconnect, device number 6
Aug 25 18:03:24 EliteBook kernel: [ 2258.157664] perf interrupt took too long (2509 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
Aug 25 18:20:21 EliteBook kernel: [ 3274.667404] wmi: Mapper unloaded
Aug 25 18:20:41 EliteBook kernel: [ 3294.101553] wmi: Mapper loaded
Aug 25 18:20:41 EliteBook kernel: [ 3294.108005] hp_wmi: module verification failed: signature and/or  required key missing - tainting kernel
Aug 25 18:20:41 EliteBook kernel: [ 3294.121396] input: HP WMI hotkeys as /devices/virtual/input/input24