On Wed, 2016-12-07 at 23:04 +0100, Tilman Schmidt wrote: > Not sure how much evil that does beyond the WARN, but I agree it's > worth investigating.
For the record: NULL pointer dereference in tty_unregister_ldisc() on module unload. rmmod got killed, module refcount set -1, etc. My test box locked up twice some random period after all that. So quite a bit of a mess, all in all. Paul Bolle
