[3535199.173907] usb 1-8: USB disconnect, address 10 [4412460.642042] EXT4-fs error (device loop0): htree_dirblock_to_tree: bad entry in directory #2: directory entry across blocks - block=16offset=0(0), inode=3822418, rec_len=146784, name_len=82 [4412460.644535] EXT4-fs error (device loop0): htree_dirblock_to_tree: bad entry in directory #2: directory entry across blocks - block=16offset=0(0), inode=3822418, rec_len=146784, name_len=82 [4646877.140014] usb 4-2: new full speed USB device using ohci_hcd and address 2 [4646877.352101] usb 4-2: New USB device found, idVendor=067b, idProduct=2303 [4646877.352107] usb 4-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [4646877.352112] usb 4-2: Product: USB-Serial Controller [4646877.352116] usb 4-2: Manufacturer: Prolific Technology Inc. [4646877.352244] usb 4-2: configuration #1 chosen from 1 choice [4646877.933260] usbcore: registered new interface driver usbserial [4646877.933856] USB Serial support registered for generic [4646877.934457] usbcore: registered new interface driver usbserial_generic [4646877.934462] usbserial: USB Serial Driver core [4646877.959565] USB Serial support registered for pl2303 [4646877.960436] pl2303 4-2:1.0: pl2303 converter detected [4646877.992316] usb 4-2: pl2303 converter now attached to ttyUSB0 [4646877.992339] usbcore: registered new interface driver pl2303 [4646877.992343] pl2303: Prolific PL2303 USB to serial adaptor driver