On Tue, Jan 31, 2012 at 3:58 PM, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote: >> The one thing I can think is common between everything that hangs is >> they are using a "tty" of some sort. > > Yeah, that's probably the reason. Could it be that "the big tty mutex" is getting held forever by something? -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html