zh@zh-desktop:~$ uname -a
Linux zh-desktop 2.6.31-20-generic #58-Ubuntu SMP Fri Mar 12 04:38:19 UTC 2010 x86_64 GNU/Linux
zh@zh-desktop:~$ lsusb
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
zh@zh-desktop:~$ dmesg | tail
[ 1457.400038] hub 7-0:1.0: unable to enumerate USB device on port 1
[ 1457.681264] usb 6-1: new low speed USB device using uhci_hcd and address 34
[ 1457.810017] usb 6-1: device descriptor read/64, error -71
[ 1457.990042] hub 6-0:1.0: unable to enumerate USB device on port 1
[ 1458.381298] hub 6-0:1.0: unable to enumerate USB device on port 1
[ 1458.600050] hub 7-0:1.0: unable to enumerate USB device on port 1
[ 1458.820035] hub 6-0:1.0: unable to enumerate USB device on port 1
[ 1459.360042] hub 6-0:1.0: unable to enumerate USB device on port 1
[ 1459.580040] hub 7-0:1.0: unable to enumerate USB device on port 1
[ 1459.800020] hub 6-0:1.0: unable to enumerate USB device on port 1
мат плата asrock p45ts
видит флешку, только если она была вставлена до включения компа
при этом, если её отмонтировать и вытащить, а затем всунуть обратно - не монтируется