Hi, The laptop mode hint to disable auto-suspend didn't help. Also have tried one of the recent version along with Debian experimental's version 5.40. But with no visible progress.
- pressing the Capslock key still freezes the bluetooth keyboard - after some time the hid devices stops working with kernel logs below: - keyboard must be switch on two times in order to get working1 [105750.105122] Bluetooth: hci0 command 0x0804 tx timeout [105765.633365] xhci_hcd 0000:00:14.0: Port resume took longer than 20000 msec, port status = 0x400603 [105853.968122] [drm] HPD interrupt storm detected on connector HDMI-A-1: switching from hotplug detection to polling [106001.309484] xhci_hcd 0000:00:14.0: xHC is not running. [106006.113377] Bluetooth: hci0 command 0x0804 tx timeout [106021.573629] xhci_hcd 0000:00:14.0: Port resume took longer than 20000 msec, port status = 0x400603 [106449.413599] xhci_hcd 0000:00:14.0: xHC is not running. [106454.093503] Bluetooth: hci0 command 0x0804 tx timeout [106469.717777] xhci_hcd 0000:00:14.0: Port resume took longer than 20000 msec, port status = 0x400603 [106705.394181] xhci_hcd 0000:00:14.0: xHC is not running. [106710.102082] Bluetooth: hci0 command 0x0804 tx timeout [106725.658334] xhci_hcd 0000:00:14.0: Port resume took longer than 20000 msec, port status = 0x400603 [106822.465758] hid-generic 0005:03F0:044C.001E: unknown main item tag 0x0 [106822.465925] input: HP Touch to Pair Mouse as /devices/pci0000:00/0000:00:14.0/usb2/2-6/2-6:1.0/bluetooth/hci0/hci0:256/0005:03F0:044C.001E/input/input47 [106822.469374] hid-generic 0005:03F0:044C.001E: input,hidraw0: BLUETOOTH HID v1.08 Mouse [HP Touch to Pair Mouse] on 0c:8b:fd:c8:d7:ea [107025.467755] xhci_hcd 0000:00:14.0: xHC is not running. [107030.103652] Bluetooth: hci0 command 0x0804 tx timeout [107045.583902] xhci_hcd 0000:00:14.0: Port resume took longer than 20000 msec, port status = 0x4206e1 [107045.712136] usb 2-6: reset full-speed USB device number 9 using xhci_hcd [107118.130495] Bluetooth: hci0 link tx timeout [107118.130500] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107120.133256] Bluetooth: hci0 command 0x041f tx timeout [107122.137285] Bluetooth: hci0 command 0x0406 tx timeout [107123.129433] Bluetooth: hci0 link tx timeout [107123.129437] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107128.129655] Bluetooth: hci0 link tx timeout [107128.129664] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107133.129708] Bluetooth: hci0 link tx timeout [107133.129714] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107138.129790] Bluetooth: hci0 link tx timeout [107138.129796] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107143.129751] Bluetooth: hci0 link tx timeout [107143.129756] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107188.058570] Bluetooth: hci0 link tx timeout [107188.058575] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107208.158914] Bluetooth: hci0 link tx timeout [107208.158919] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107213.159059] Bluetooth: hci0 link tx timeout [107213.159063] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107218.159141] Bluetooth: hci0 link tx timeout [107218.159145] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107223.159114] Bluetooth: hci0 link tx timeout [107223.159118] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107228.159316] Bluetooth: hci0 link tx timeout [107228.159320] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107233.159649] Bluetooth: hci0 link tx timeout [107233.159709] Bluetooth: hci0 killing stalled connection f0:65:dd:67:47:c4 [107238.903324] Bluetooth: hci0 command 0x0c1a tx timeout [107243.919417] Bluetooth: hci0 command 0xfc3f tx timeout [107251.915547] Bluetooth: hci0: turning off Intel device LED failed (-110) [107254.191643] ehci-pci 0000:00:1d.0: remove, state 4 [107254.191655] usb usb1: USB disconnect, device number 1 [107254.191656] usb 1-1: USB disconnect, device number 2 [107254.196190] ehci-pci 0000:00:1d.0: USB bus 1 deregistered [107254.236938] usbcore: deregistering interface driver uvcvideo [107254.428360] usbcore: deregistering interface driver btusb [107254.511683] Bluetooth: hci0 urb ffff8800794fe480 submission failed (2) [107254.541498] xhci_hcd 0000:00:14.0: remove, state 4 [107254.541509] usb usb3: USB disconnect, device number 1 [107254.542719] xhci_hcd 0000:00:14.0: USB bus 3 deregistered [107254.542729] xhci_hcd 0000:00:14.0: remove, state 1 [107254.542736] usb usb2: USB disconnect, device number 1 [107254.542738] usb 2-5: USB disconnect, device number 4 [107254.542924] usb 2-6: USB disconnect, device number 9 [107254.543477] xhci_hcd 0000:00:14.0: USB bus 2 deregistered [107261.723735] xhci_hcd 0000:00:14.0: xHCI Host Controller [107261.723745] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1 [107261.724806] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0004b810 [107261.724810] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported [107261.724904] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 [107261.724906] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [107261.724907] usb usb1: Product: xHCI Host Controller [107261.724908] usb usb1: Manufacturer: Linux 4.6.0-1-amd64 xhci-hcd [107261.724909] usb usb1: SerialNumber: 0000:00:14.0 [107261.725045] hub 1-0:1.0: USB hub found [107261.725056] hub 1-0:1.0: 9 ports detected [107261.739623] xhci_hcd 0000:00:14.0: xHCI Host Controller [107261.739631] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2 [107261.739693] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003 [107261.739694] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [107261.739695] usb usb2: Product: xHCI Host Controller [107261.739696] usb usb2: Manufacturer: Linux 4.6.0-1-amd64 xhci-hcd [107261.739697] usb usb2: SerialNumber: 0000:00:14.0 [107261.739837] hub 2-0:1.0: USB hub found [107261.739846] hub 2-0:1.0: 4 ports detected [107261.789786] usbcore: registered new interface driver btusb [107261.872035] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [107261.897295] ehci-pci: EHCI PCI platform driver [107261.897826] ehci-pci 0000:00:1d.0: EHCI Host Controller [107261.897859] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 3 [107261.897885] ehci-pci 0000:00:1d.0: debug port 2 [107261.901822] ehci-pci 0000:00:1d.0: cache line size of 64 is not supported [107261.901861] ehci-pci 0000:00:1d.0: irq 23, io mem 0xb261c000 [107261.911642] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00 [107261.911695] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002 [107261.911697] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [107261.911699] usb usb3: Product: EHCI Host Controller [107261.911700] usb usb3: Manufacturer: Linux 4.6.0-1-amd64 ehci_hcd [107261.911701] usb usb3: SerialNumber: 0000:00:1d.0 [107261.912142] hub 3-0:1.0: USB hub found [107261.912150] hub 3-0:1.0: 8 ports detected [107262.035639] usb 1-5: new high-speed USB device number 2 using xhci_hcd [107262.206000] usb 1-5: New USB device found, idVendor=0bda, idProduct=572a [107262.206004] usb 1-5: New USB device strings: Mfr=3, Product=1, SerialNumber=2 [107262.206005] usb 1-5: Product: Lenovo EasyCamera [107262.206007] usb 1-5: Manufacturer: LOEAAI012P2S0353AR07225 [107262.206008] usb 1-5: SerialNumber: 200901010001 [107262.223716] usb 3-1: new high-speed USB device number 2 using ehci-pci [107262.356053] usb 3-1: New USB device found, idVendor=8087, idProduct=8000 [107262.356056] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [107262.356333] hub 3-1:1.0: USB hub found [107262.356408] hub 3-1:1.0: 8 ports detected [107262.375707] usb 1-6: new full-speed USB device number 3 using xhci_hcd [107262.504703] usb 1-6: New USB device found, idVendor=8087, idProduct=07dc [107262.504706] usb 1-6: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [107262.519594] Bluetooth: hci0: read Intel version: 370710018002030d53 [107262.519598] Bluetooth: hci0: Intel device is already patched. patch num: 53 [107262.585558] uvcvideo: Found UVC 1.00 device Lenovo EasyCamera (0bda:572a) [107262.588233] uvcvideo 1-5:1.0: Entity type for entity Extension 4 was not initialized! [107262.588237] uvcvideo 1-5:1.0: Entity type for entity Processing 2 was not initialized! [107262.588239] uvcvideo 1-5:1.0: Entity type for entity Camera 1 was not initialized! [107262.588317] input: Lenovo EasyCamera as /devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/input/input48 [107262.588707] usbcore: registered new interface driver uvcvideo [107262.588709] USB Video Class driver (1.1.1) [107453.813198] hid-generic 0005:045E:07A4.001F: unknown main item tag 0x0 [107453.813331] input: Microsoft Sculpt Mobile Keyboard as /devices/pci0000:00/0000:00:14.0/usb1/1-6/1-6:1.0/bluetooth/hci0/hci0:512/0005:045E:07A4.001F/input/input49 [107453.813513] hid-generic 0005:045E:07A4.001F: input,hidraw0: BLUETOOTH HID v1.02 Keyboard [Microsoft Sculpt Mobile Keyboard] on 0c:8b:fd:c8:d7:ea Thanks, Michal+