The following reply was made to PR kern/158686; it has been noted by GNATS.

From: "Alexander V. Chernikov" <>
To: Daan Vreeken <>
Cc: Mikolaj Golub <>,
Subject: Re: kern/158686: [vimage] [tap] [patch] Add VIMAGE support to if_tap
Date: Tue, 19 Jun 2012 13:52:59 +0400

 > I don't have a working test setup or use case at this moment where we use
 > multiple FIBs in combination with tap(4), but if I remember correctly, the
 > kernel would instantly panic upon receiving the first packet through the
 > interface without the call to M_SETFIB().
 It is quite strange since M_SETFIB does nothing more than setting 4 bits 
 in mbuf flags which are zero by default (fib 0).
 > If I run in to this again I'll submit a separate PR for this problem.
 Can you please drop e-mail to me if this happens?
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