2008/1/29, Attilio Rao <attilio_at_freebsd.org>: > 2008/1/29, Doug Barton <dougb_at_freebsd.org>: > > Attilio Rao wrote: > > > 2008/1/27, Doug Barton <dougb_at_freebsd.org>: > > >> Attilio Rao wrote: > > >> > > >>> As my really first commit about VFS happened on 28 december (and it > > >>> should also be a nop), and you reported a 23 december kernel, it seems > > >>> like the problem was alredy there by time. > > >> Ok, so you're off the hook. :) Interested in helping track down why > > >> it's panic'ing? > > > > > > Sure, I'm testing a patch which instruments lockmgr with ktr and > > > witness support. > > > I will post later in the day in order to make consumer-available. > > > > ok. FYI I tried torture-testing it today, and thing are looking a > > little better. It only paniced once, with the same message as in the > > subject but it was stat, not lstat. Unfortunately it didn't actually > > do the dump, so I don't have a backtrace. If I can get it to > > panic&dump I'll let you know. > > Which fs? always NTFS? > I'm committing my WITNESS patch now to perforce so that other people > can hopefully stress-test it before to be committed. BTW, I've just found a bug in lockmgr() which could produce such results, but it should be an old-standing one. More infos to follow. Attilio -- Peace can only be achieved by understanding - A. EinsteinReceived on Tue Jan 29 2008 - 21:16:22 UTC
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