マウスは正しく機能せず、ランダムに反応します。 USBキーボードは100％うまく動作します。
次の出力は次のとおりです（すべてではありませんが、最後の部分）。dmesg
2092.345809] usb 1-3: USB disconnect, device number 87
[ 2100.936787] usb 1-3: new low-speed USB device number 88 using xhci_hcd
[ 2101.088200] usb 1-3: New USB device found, idVendor=0000, idProduct=0538, bcdDevice= 1.00
[ 2101.088207] usb 1-3: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 2101.088212] usb 1-3: Product: USB OPTICAL MOUSE
[ 2101.091881] input: USB OPTICAL MOUSE as /devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.0/0003:0000:0538.0037/input/input75
[ 2101.092496] hid-generic 0003:0000:0538.0037: input,hidraw2: USB HID v1.11 Mouse [ USB OPTICAL MOUSE] on usb-0000:00:14.0-3/input0
[ 2102.921981] usb 1-3: USB disconnect, device number 88
[ 2108.957420] pcieport 0000:00:1d.0: AER: Multiple Corrected error received: 0000:00:1d.0
[ 2108.957437] pcieport 0000:00:1d.0: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2108.957445] pcieport 0000:00:1d.0: device [8086:9db0] error status/mask=00001000/00002000
[ 2108.957451] pcieport 0000:00:1d.0: [12] Timeout
[ 2118.700577] usb 1-4: new low-speed USB device number 89 using xhci_hcd
[ 2118.851854] usb 1-4: New USB device found, idVendor=0000, idProduct=0538, bcdDevice= 1.00
[ 2118.851859] usb 1-4: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 2118.851862] usb 1-4: Product: USB OPTICAL MOUSE
[ 2118.855588] input: USB OPTICAL MOUSE as /devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.0/0003:0000:0538.0038/input/input76
[ 2118.855911] hid-generic 0003:0000:0538.0038: input,hidraw2: USB HID v1.11 Mouse [ USB OPTICAL MOUSE] on usb-0000:00:14.0-4/input0
[ 2130.139350] pcieport 0000:00:1d.0: AER: Corrected error received: 0000:00:1d.0
[ 2130.139358] pcieport 0000:00:1d.0: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2130.139360] pcieport 0000:00:1d.0: device [8086:9db0] error status/mask=00001000/00002000
[ 2130.139362] pcieport 0000:00:1d.0: [12] Timeout
[ 2134.896771] usb 1-4: USB disconnect, device number 89
[ 2136.216604] usb 1-4: new low-speed USB device number 90 using xhci_hcd
[ 2136.368546] usb 1-4: New USB device found, idVendor=0000, idProduct=0538, bcdDevice= 1.00
[ 2136.368555] usb 1-4: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 2136.368560] usb 1-4: Product: USB OPTICAL MOUSE
[ 2136.372986] input: USB OPTICAL MOUSE as /devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.0/0003:0000:0538.0039/input/input77
[ 2136.373393] hid-generic 0003:0000:0538.0039: input,hidraw2: USB HID v1.11 Mouse [ USB OPTICAL MOUSE] on usb-0000:00:14.0-4/input0
[ 2210.137354] pcieport 0000:00:1d.0: AER: Multiple Corrected error received: 0000:00:1d.0
[ 2210.137426] pcieport 0000:00:1d.0: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2210.137434] pcieport 0000:00:1d.0: device [8086:9db0] error status/mask=00001000/00002000
[ 2210.137440] pcieport 0000:00:1d.0: [12] Timeout
[ 2260.011761] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure on pipe A (start=136004 end=136005) time 230 us, min 763, max 767, scanline start 761, end 770
[ 2260.137119] pcieport 0000:00:1d.0: AER: Corrected error received: 0000:00:1d.0
[ 2260.137132] pcieport 0000:00:1d.0: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2260.137140] pcieport 0000:00:1d.0: device [8086:9db0] error status/mask=00001000/00002000
[ 2260.137145] pcieport 0000:00:1d.0: [12] Timeout
[ 2346.478904] pcieport 0000:00:1d.1: AER: Corrected error received: 0000:00:1d.1
[ 2346.478911] pcieport 0000:00:1d.1: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2346.478916] pcieport 0000:00:1d.1: device [8086:9db1] error status/mask=00001000/00002000
[ 2346.478918] pcieport 0000:00:1d.1: [12] Timeout
[ 2378.262836] pcieport 0000:00:1d.1: AER: Corrected error received: 0000:00:1d.1
[ 2378.262856] pcieport 0000:00:1d.1: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2378.262865] pcieport 0000:00:1d.1: device [8086:9db1] error status/mask=00001000/00002000
[ 2378.262871] pcieport 0000:00:1d.1: [12] Timeout
[ 2378.395942] pcieport 0000:00:1d.1: AER: Corrected error received: 0000:00:1d.1
[ 2378.395954] pcieport 0000:00:1d.1: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2378.395962] pcieport 0000:00:1d.1: device [8086:9db1] error status/mask=00001000/00002000
[ 2378.395968] pcieport 0000:00:1d.1: [12] Timeout
[ 2389.538783] usb 1-4: USB disconnect, device number 90
[ 2420.135693] pcieport 0000:00:1d.0: AER: Corrected error received: 0000:00:1d.0
[ 2420.135698] pcieport 0000:00:1d.0: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2420.135702] pcieport 0000:00:1d.0: device [8086:9db0] error status/mask=00001000/00002000
[ 2420.135703] pcieport 0000:00:1d.0: [12] Timeout
[ 2461.019286] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure on pipe A (start=148065 end=148066) time 164 us, min 763, max 767, scanline start 762, end 768
[ 2478.590533] usb 1-4: new low-speed USB device number 92 using xhci_hcd
[ 2478.741853] usb 1-4: New USB device found, idVendor=0000, idProduct=0538, bcdDevice= 1.00
[ 2478.741859] usb 1-4: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 2478.741862] usb 1-4: Product: USB OPTICAL MOUSE
[ 2478.745569] input: USB OPTICAL MOUSE as /devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.0/0003:0000:0538.003A/input/input78
[ 2478.745844] hid-generic 0003:0000:0538.003A: input,hidraw2: USB HID v1.11 Mouse [ USB OPTICAL MOUSE] on usb-0000:00:14.0-4/input0
[ 2484.022559] pcieport 0000:00:1d.1: AER: Corrected error received: 0000:00:1d.1
[ 2484.022573] pcieport 0000:00:1d.1: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2484.022582] pcieport 0000:00:1d.1: device [8086:9db1] error status/mask=00001000/00002000
[ 2484.022587] pcieport 0000:00:1d.1: [12] Timeout
[ 2513.610294] pcieport 0000:00:1d.1: AER: Corrected error received: 0000:00:1d.1
[ 2513.610316] pcieport 0000:00:1d.1: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2513.610332] pcieport 0000:00:1d.1: device [8086:9db1] error status/mask=00001000/00002000
[ 2513.610342] pcieport 0000:00:1d.1: [12] Timeout
[ 2563.002716] usb 1-4: USB disconnect, device number 92
[ 2563.910439] usb 1-4: new low-speed USB device number 93 using xhci_hcd
[ 2564.065855] usb 1-4: New USB device found, idVendor=0000, idProduct=0538, bcdDevice= 1.00
[ 2564.065861] usb 1-4: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 2564.065864] usb 1-4: Product: USB OPTICAL MOUSE
[ 2564.069585] input: USB OPTICAL MOUSE as /devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.0/0003:0000:0538.003B/input/input79
[ 2564.069861] hid-generic 0003:0000:0538.003B: input,hidraw2: USB HID v1.11 Mouse [ USB OPTICAL MOUSE] on usb-0000:00:14.0-4/input0
[ 2565.706521] pcieport 0000:00:1d.1: AER: Corrected error received: 0000:00:1d.1
[ 2565.706532] pcieport 0000:00:1d.1: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 2565.706541] pcieport 0000:00:1d.1: device [8086:9db1] error status/mask=00001000/00002000
[ 2565.706547] pcieport 0000:00:1d.1: [12] Timeout
どんなアイデアがありますか？
答え1
これは通常、マウスケーブルが損傷しているか、プラグに欠陥があるために発生します。マウスの接続が切断され、再接続されます。これら2つのイベントの間には使用できないため、不安定または信頼できないように見える場合があります。
次のようにして、これらのケースであることを確認できます。
$ sudo tail -f /var/log/kern.log
ケーブルやマウスを動かしてみてください。これにより再接続が発生すると問題があるのです（ハードウェアの問題）。