[ 6129.159469] usb 2-2: USB disconnect, device number 6
[ 6143.684600] usb 2-2: new high-speed USB device number 7 using xhci_hcd
[ 6143.833668] usb 2-2: New USB device found, idVendor=1c9e, idProduct=6003
[ 6143.833674] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 6143.833678] usb 2-2: Product: USB Modem
[ 6143.833681] usb 2-2: Manufacturer: Micromax Informatics Ltd.
[ 6143.833684] usb 2-2: SerialNumber: 0123456789ABCDEF
[ 6143.834302] usb-storage 2-2:1.0: USB Mass Storage device detected
[ 6143.834492] scsi host3: usb-storage 2-2:1.0
[ 6144.881811] scsi 3:0:0:0: Direct-Access              MicroSD Card     2.31 PQ: 0 ANSI: 2
[ 6144.884881] scsi 3:0:0:1: CD-ROM                     CD-ROM           2.31 PQ: 0 ANSI: 2
[ 6144.885315] sd 3:0:0:0: Attached scsi generic sg3 type 0
[ 6144.931513] sd 3:0:0:0: [sdc] Attached SCSI removable disk
[ 6144.935782] sr 3:0:0:1: [sr1] scsi-1 drive
[ 6144.936108] sr 3:0:0:1: Attached scsi CD-ROM sr1
[ 6144.936689] sr 3:0:0:1: Attached scsi generic sg4 type 5
[ 6154.454258] usbserial: USB Serial deregistering driver generic
[ 6154.454308] usbcore: deregistering interface driver usbserial_generic
[ 6154.486501] usbcore: deregistering interface driver lct_sp_switch
[ 6154.513839] usbcore: registered new interface driver lct_sp_switch
[ 6154.513842] v0.01: Longcheer usb sp driver
[ 6156.526866] usbcore: deregistering interface driver lct_sp_switch
[ 6156.553544] usbcore: registered new interface driver usbserial_generic
[ 6156.553582] usbserial: USB Serial support registered for generic
[ 6157.296219] usbserial: USB Serial deregistering driver generic
[ 6157.296274] usbcore: deregistering interface driver usbserial_generic
[ 6157.328096] usbcore: registered new interface driver lct_sp_switch
[ 6157.328099] v0.01: Longcheer usb sp driver
[ 6159.332774] usbcore: deregistering interface driver lct_sp_switch
[ 6159.357095] usbcore: registered new interface driver usbserial_generic
[ 6159.357116] usbserial: USB Serial support registered for generic
[ 6159.360078] usbcore: registered new interface driver lct_sp_switch
[ 6159.360080] v0.01: Longcheer usb sp driver
[ 6160.220407] ISO 9660 Extensions: Microsoft Joliet Level 1
[ 6160.226478] ISOFS: changing to secondary root