Date: Thu, 18 Mar 2010 15:04:06 +0100 From: Giulio Ferro <auryn@zirakzigil.org> To: Max Laier <max@love2party.net> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>, Greg Hennessy <Greg.Hennessy@nviz.net>, freebsd-pf@freebsd.org Subject: Re: PF + BRIDGE + PFSYNC causes system freezing Message-ID: <4BA232D6.6030400@zirakzigil.org> In-Reply-To: <201003171800.51027.max@love2party.net> References: <4B8E4850.1060104@zirakzigil.org> <201003171747.28053.max@love2party.net> <4BA10A12.2060903@zirakzigil.org> <201003171800.51027.max@love2party.net>
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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 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 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 Hope it helps...
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