виснет lsusb

http://segfault.kiev.ua/smart-questions-ru.html

strace lsusb

kill -9 пробовал?

Что показывает

which lsusb

Очень много выдает. вот последняя часть

munmap(0x7f95ebdd1000, 4096) = 0 readlink(«/sys/devices/pci0000:00/0000:00:02.1/usb1», 0x7fffb676b060, 1024) = -1 EINVAL (Invalid argument) stat(«/sys/devices/pci0000:00/0000:00:02.1/usb1/uevent», {st_mode=S_IFREG|0644, st_size=4096, ...}) = 0 open(«/sys/devices/pci0000:00/0000:00:02.1/usb1/uevent», O_RDONLY|O_CLOEXEC) = 6 fstat(6, {st_mode=S_IFREG|0644, st_size=4096, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ebdd1000 read(6, «MAJOR=189\nMINOR=0\nDEVNAME=bus/us»..., 4096) = 124 read(6, "", 4096) = 0 close(6) = 0 munmap(0x7f95ebdd1000, 4096) = 0 open(«/sys/bus/usb/devices/usb1/busnum», O_RDONLY) = 6 fstat(6, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ebdd1000 read(6, «1\n», 4096) = 2 close(6) = 0 munmap(0x7f95ebdd1000, 4096) = 0 open(«/sys/bus/usb/devices/usb1/devnum», O_RDONLY) = 6 fstat(6, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ebdd1000 read(6, «1\n», 4096) = 2 close(6) = 0 munmap(0x7f95ebdd1000, 4096) = 0 open(«/sys/bus/usb/devices/usb1/speed», O_RDONLY) = 6 fstat(6, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ebdd1000 read(6, «480\n», 4096) = 4 close(6) = 0 munmap(0x7f95ebdd1000, 4096) = 0 open(«/sys/bus/usb/devices/usb1/descriptors», O_RDONLY) = 6 read(6,

и все