[17179759.624000] usb 3-4.1: new high speed USB device using ehci_hcd and address 7
[17179759.740000] scsi4 : SCSI emulation for USB Mass Storage devices
[17179759.740000] usb-storage: device found at 7
[17179759.740000] usb-storage: waiting for device to settle before scanning
[17179764.776000] Vendor: HL-DT-ST Model: DVDRRW GSA-2166D Rev: 1.00
[17179764.776000] Type: CD-ROM ANSI SCSI revision: 00
[17179764.788000] sr0: scsi3-mmc drive: 48x/48x writer dvd-ram cd/rw xa/form2 cdda tray
[17179764.788000] sr 4:0:0:0: Attached scsi CD-ROM sr0
[17179764.788000] sr 4:0:0:0: Attached scsi generic sg2 type 5
[17179764.788000] usb-storage: device scan complete
[17180328.844000] usb 3-4.1: reset high speed USB device using ehci_hcd and address 7