Tested with 4.11.rc5, and still found this issue. Took me three tries to get the keyboard to work, with the same messages and all the same config options as above.
** Tags added: kernel-bug-exists-upstream -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1678477 Title: Kernel has troule recognizing Corsair Strafe RGB keyboard To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1678477/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs