On Thursday 18 March 2010 15:04:06 Giulio Ferro wrote: > On 17.03.2010 18:00, Max Laier wrote: > > Can you enable WITNESS and compile in DDB. Make sure to report any LORs > > > >>> and once the system freezes try to enter the debugger and get ps and > >>> locks information. > >>> > >>> show allchains > >>> show alllocks > >>> ps > >>> > >>> After that you can try to "call doadump" so you get the information in > >>> the coredump and don't have to transcribe it manually. > >>> > >>> Thanks, > >>> Max > >> > >> Sorry, I'm not really an expert of this, but how can I enter the > >> debugger if the system has frozen? > > > > Ctrl+Alt+ESC (in default configuration). > > _______________________________________________ > > I've added this to the kernel > > option KDB > option WITNESS > option WITNESS_KDB
remove WITNESS_KDB, it's not what you want. > option DDB > > > Now it can't even boot properly. It stops when it tries to configure > networking: > uma_zalloc_arg: zone "256" with the following non-sleepable locks held: > exclusive rw ifnet_rw (ifnet_rw) r = 0 (0xffffffff80e31b20) locked @ > /usr/src/sys/net/if.c:414 a "bt" would help in this case to see where the bad alloc is. > show allchains > <no result> > > show alllocks > exclusive rw ifnet_rw (ifnet_rw) r = 0 (0xffffffff80e31b20) locked @ > /usr/src/sys/net/if.c:414 > exclusive sx ifnet_sx (ifnet_sx) r = 0 (0xffffffff80e31b40) locked @ > /usr/src/sys/net/if.c:414 > > ps > <returns a lot of stuff. tell me to search something in particular> > > call doadump > Cannot dump. Device not defined or unavailable define "dumpdev" in rc.conf to a swap partition with enough space or call dumpon(8). Thanks, Max _______________________________________________ freebsd-pf@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-pf To unsubscribe, send any mail to "freebsd-pf-unsubscr...@freebsd.org"
