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Date:      Thu, 9 May 2019 11:38:25 -0700
From:      Gleb Smirnoff <glebius@freebsd.org>
To:        Michael Butler <imb@protected-networks.net>
Cc:        Kyle Evans <kevans@freebsd.org>, FreeBSD Current <freebsd-current@freebsd.org>
Subject:   Re: at SVN r347375, terminating/restarting openvpn on tap causes panic
Message-ID:  <20190509183825.GW1243@FreeBSD.org>
In-Reply-To: <950c3dd0-a5ea-b555-6ed6-b5368e169f95@protected-networks.net>
References:  <58ad8292-a24b-b9ce-a1a2-3e159f42ed78@protected-networks.net> <CACNAnaGPvDBM=BdVcc1j8TfMwwosebAnALdJ6DO1mvR%2BDsHL8w@mail.gmail.com> <5333dd8d-9e01-f748-1b79-5dd1b22bf15f@protected-networks.net> <CACNAnaHcKu_78sWizSAf46xZcphcpgXCFqXjo_FEAKogQybRNA@mail.gmail.com> <20190509182255.GU1243@FreeBSD.org> <950c3dd0-a5ea-b555-6ed6-b5368e169f95@protected-networks.net>

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On Thu, May 09, 2019 at 02:32:44PM -0400, Michael Butler wrote:
M> (kgdb) frame 8
M> #8  0xffffffff80a15377 in ip_output (m=<value optimized out>, opt=<value
M> optimized out>, ro=0x0, flags=0, imo=0xfffffe0072b14780, inp=0x0) at
M> /usr/src/sys/netinet/ip_output.c:362
M> 362                     IFP_TO_IA(ifp, ia, &in_ifa_tracker);
M> (kgdb) print imo
M> $1 = (struct ip_moptions *) 0xfffffe0072b14780
M> (kgdb) print ifp
M> $2 = (struct ifnet *) 0xfffff80004110000
M> (kgdb) print ia
M> $3 = <value optimized out>
...

This all looks good.

Can you please traverse the 'in_ifaddrhead' linked list?

-- 
Gleb Smirnoff



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