D33462.diff
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	diff --git a/sys/netinet6/ip6_output.c b/sys/netinet6/ip6_output.c
	--- a/sys/netinet6/ip6_output.c
	+++ b/sys/netinet6/ip6_output.c
	@@ -2546,7 +2546,9 @@
	ip6_pcbopt(int optname, u_char buf, int len, struct ip6_pktopts *pktopt,
	struct ucred *cred, int uproto)
	{
	+ struct epoch_tracker et;
	struct ip6_pktopts *opt;
	+ int ret;

	if (*pktopt == NULL) {
	*pktopt = malloc(sizeof(struct ip6_pktopts), M_IP6OPT,
	@@ -2557,7 +2559,11 @@
	}
	opt = *pktopt;

	- return (ip6_setpktopt(optname, buf, len, opt, cred, 1, 0, uproto));
	+ NET_EPOCH_ENTER(et);
	+ ret = ip6_setpktopt(optname, buf, len, opt, cred, 1, 0, uproto);
	+ NET_EPOCH_EXIT(et);
	+
	+ return (ret);
	}

	#define GET_PKTOPT_VAR(field, lenexpr) do { \
	@@ -2886,6 +2892,8 @@
	int minmtupolicy, preftemp;
	int error;

	+ NET_EPOCH_ASSERT();
	+
	if (!sticky && !cmsg) {
	#ifdef DIAGNOSTIC
	printf("ip6_setpktopt: impossible case\n");