dmesg

[    2.189089] usb 1-8: new high-speed USB device number 4 using ehci_hcd
[    2.190239] init-early.sh used greatest stack depth: 5724 bytes left
[    2.241376] ehci_hcd 0000:00:1d.7: port 8 high speed
[    2.241396] ehci_hcd 0000:00:1d.7: GetStatus port:8 status 001005 0  ACK POWER sig=
se0 PE CONNECT
[    2.343569] usb 1-8: skipped 1 descriptor after configuration
[    2.343582] usb 1-8: skipped 5 descriptors after interface
[    2.343595] usb 1-8: skipped 1 descriptor after endpoint
[    2.343605] usb 1-8: skipped 24 descriptors after interface
[    2.344153] usb 1-8: default language 0x0409
[    2.346549] usb 1-8: udev 4, busnum 1, minor = 3
[    2.346562] usb 1-8: New USB device found, idVendor=058f, idProduct=3821
[    2.346841] usb 1-8: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    2.347127] usb 1-8: Product: USB 2.0 PC Camera
[    2.347369] usb 1-8: Manufacturer: Alcor Micro, Corp.
[    2.348060] usb 1-8: usb_probe_device
[    2.348077] usb 1-8: configuration #1 chosen from 1 choice
[    2.348417] usb 1-8: adding 1-8:1.0 (config #1, interface 0)
[    2.349937] uvcvideo 1-8:1.0: usb_probe_interface
[    2.349951] uvcvideo 1-8:1.0: usb_probe_interface - got id
[    2.349992] uvcvideo: Found UVC 1.00 device USB 2.0 PC Camera (058f:3821)
[    2.353797] input: USB 2.0 PC Camera as /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8:1.0/input/input2
[    2.354520] usb 1-8: adding 1-8:1.1 (config #1, interface 1)
[    2.355845] drivers/usb/core/inode.c: creating file '004'