This is happening to me also. I recently got a Netgear wireless USB adapter (WNDA3100 v2). Each time I connect it, running lsusb hangs my machine and only a reboot can stop it hanging. lsusb runs fine when this adapter is not attached.
I'm running 10.04 64bit: 2.6.32-31-generic #61-Ubuntu SMP Fri Apr 8 18:25:51 UTC 2011 x86_64 GNU/Linux -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/570049 Title: lsusb hangs forever -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs