I solved this problem by adding irqpoll anywhere in to grub boot command line and since this 'bug' seem to appear in any newer distribution, it can hardly be a Ubuntuspecific bug. Shouldn't it be deleted?
-- Inserting USB device causes system to hang https://launchpad.net/bugs/68140 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
