我有一台 Alienware Dell R4，我在 Windows 10 旁边安装了 Ubuntu。有持续不断的声音，似乎是电源充电器连接/断开的声音。不过我不认为我遇到了问题。
我运行过“dmesg”命令几次，每次听到声音时都会出现这些行。显然它来自 USB 2-2：
[ 1546.508919] usb 2-2: USB disconnect, device number 3
[ 1546.509086] xhci_hcd 0000:00:14.0: WARN Set TR Deq Ptr cmd failed due to incorrect slot or ep state.
[ 1546.881053] usb 2-2: new SuperSpeed USB device number 4 using xhci_hcd
[ 1546.913098] usb 2-2: New USB device found, idVendor=0bda, idProduct=0328, bcdDevice=29.08
[ 1546.913110] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 1546.913116] usb 2-2: Product: USB3.0-CRW
[ 1546.913120] usb 2-2: Manufacturer: Generic
[ 1546.913124] usb 2-2: SerialNumber: 28203008282014000
[ 1546.921132] usb-storage 2-2:1.0: USB Mass Storage device detected
[ 1546.921892] scsi host0: usb-storage 2-2:1.0
[ 1547.955446] scsi 0:0:0:0: Direct-Access Generic- SD/MMC CRW 1.00 PQ: 0 ANSI: 6
[ 1547.956045] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 1547.957560] sd 0:0:0:0: [sda] Media removed, stopped polling
[ 1547.959856] sd 0:0:0:0: [sda] Attached SCSI removable disk
我对此进行过研究，但目前尚无结果。
非常感谢您的任何线索。声音出现的频率很高。
更新了每次出现该声音时我收到的 dmesg 文本。看起来是来自 USB3。仍在研究中。
谢谢你！