> so the td list must have gone circular, no? It's indeed circular (in the td_nexttd sense), as addionally inserted debugging output revealed. It also happens in uniprocessor (boot -1) mode.
That happened not long ago with dev_list (I think) and turned out to be some code that inserted the same entry twice into a list.... +--------------------+--------------------------+-----------------------+ | Paul Goyette | PGP Key fingerprint: | E-mail addresses: | | (Retired) | FA29 0E3B 35AF E8AE 6651 | paul%whooppee.com@localhost | | Software Developer | 0786 F758 55DE 53BA 7731 | pgoyette%netbsd.org@localhost | +--------------------+--------------------------+-----------------------+