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Date:      Sun, 21 Oct 2018 06:19:58 +0000
From:      bugzilla-noreply@freebsd.org
To:        net@FreeBSD.org
Subject:   [Bug 227654] [panic] repeatable crash with lagg+vlan+em
Message-ID:  <bug-227654-7501-CECwgW4hSm@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-227654-7501@https.bugs.freebsd.org/bugzilla/>
References:  <bug-227654-7501@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D227654

Kristof Provost <kp@freebsd.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |kp@freebsd.org

--- Comment #6 from Kristof Provost <kp@freebsd.org> ---
This should fix it:

diff --git a/sys/net/if_vlan.c b/sys/net/if_vlan.c
index b75a62c16b3..79ef2422600 100644
--- a/sys/net/if_vlan.c
+++ b/sys/net/if_vlan.c
@@ -1302,8 +1302,13 @@ vlan_lladdr_fn(void *arg, int pending __unused)

        ifv =3D (struct ifvlan *)arg;
        ifp =3D ifv->ifv_ifp;
+
+       CURVNET_SET(ifp->if_vnet);
+
        /* The ifv_ifp already has the lladdr copied in. */
        if_setlladdr(ifp, IF_LLADDR(ifp), ifp->if_addrlen);
+
+       CURVNET_RESTORE();
 }

 static int

--=20
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