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Date: Mon, 24 Nov 2014 09:51:22 +0300
From: Gleb Smirnoff <glebius@FreeBSD.org>
To: "Alexander V. Chernikov" <melifaro@FreeBSD.org>
Subject: Re: svn commit: r274921 - projects/routing/sys/net
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On Sun, Nov 23, 2014 at 05:47:12PM +0000, Alexander V. Chernikov wrote:
A> Author: melifaro
A> Date: Sun Nov 23 17:47:12 2014
A> New Revision: 274921
A> URL: https://svnweb.freebsd.org/changeset/base/274921
A> 
A> Log:
A>   Finish r274335#2: put RT_LOCK_DESTROY() back.
A> 
A> Modified:
A>   projects/routing/sys/net/route.c
A> 
A> Modified: projects/routing/sys/net/route.c
A> ==============================================================================
A> --- projects/routing/sys/net/route.c	Sun Nov 23 17:45:49 2014	(r274920)
A> +++ projects/routing/sys/net/route.c	Sun Nov 23 17:47:12 2014	(r274921)
A> @@ -1505,6 +1505,7 @@ rtrequest1_fib(int req, struct rt_addrin
A>  		if (rn == NULL) {
A>  			ifa_free(rt->rt_ifa);
A>  			Free(rt_key(rt));
A> +			RT_LOCK_DESTROY(rt);
A>  			uma_zfree(V_rtzone, rt);
A>  #ifdef FLOWTABLE
A>  			if (rt0 != NULL)

Don't know about your branch, but in head RT_LOCK_DESTROY is done
in V_rtzone finit method. So you are going to hit destroying of
already destroyed mutex.

btw, I see no good reason for virtualizing the zone. (Yep, I did that.) :)

-- 
Totus tuus, Glebius.