Hi Milan, Moving this to tech@; the S/N ratio on misc@ is too low, and this is a techinical issue.
> I've installed OpenBSD-current to MacBookPro 9,2 (Mid-2012). It seems to be > working without problems. Howoever Xorg locks after some random time at > acpilk (process state in top). > So I've decided to debug it. Set ddb.console=1 in /etc/sysctl.conf, however > was unable to jump to ddb debugger with ddb.trigger: > > # sysctl ddb.console > ddb.console=1 > # sysctl ddb.trigger=1 > sysctl: ddb.trigger: Operation not supported by device > > I'm connected from another OpenBSD box via ssh. Kernel is GENERIC.MP and > have ddb enabled. > I'm obviously doing something wrong, could someone please push me a bit? > > Thanks a lot, sysctl ddb.trigger only works if you're at securelevel 0, or if you're on the console. Anyway, X hanging on acpilk is interesting. If that happens again, can you send us the output of "ps -axk -Owchan"? Also, do the brightness keys on your machine work?