在升级到13.10之前,几个月前,我在另一个分区上重新安装了13.10。我用13.10的安装来写这个。因此,升级出现了一些问题,因为有两个可引导的分区,一个正在工作,另一个不能工作。dmesg | tail[ 685.499737] usb 5-2: new full-speed=c52e
[ 685.673033] usb 5-2: New USB device strings: Mfr
2: USB disconnect, address 3
Aug 27 08:36:55 pc08 kernel: [ 1804.208042] usb 5-2: new low speed USB devicekernel: [ 1804.400743] input: Logitech USB-PS/2 Optical Mouse as /devices/pci0000:00/0000:00:1d.0/usb5/5-2/5-2:1.0/input/i