Hi,
On Thu, May 5, 2011 at 2:49 PM, Arnaud Lacombe <lacom...@gmail.com>
wrote:
There is a stale reference to the mbuf passed to, and freed in
m_megapullup(); could you test the following patch ?
diff --git a/sys/netinet/ipfw/ip_fw_nat.c b/sys/netinet/ipfw/ip_fw_nat.c
index f8c3e63..80c13dc 100644
--- a/sys/netinet/ipfw/ip_fw_nat.c
+++ b/sys/netinet/ipfw/ip_fw_nat.c
@@ -263,7 +263,7 @@ ipfw_nat(struct ip_fw_args *args, struct cfg_nat
*t, struct mbuf *m)
retval = LibAliasOut(t->lib, c,
mcl->m_len + M_TRAILINGSPACE(mcl));
if (retval == PKT_ALIAS_RESPOND) {
- m->m_flags |= M_SKIP_FIREWALL;
+ mcl->m_flags |= M_SKIP_FIREWALL;
retval = PKT_ALIAS_OK;
}
if (retval != PKT_ALIAS_OK &&
This was introduced in r188294 by piso@ (added to the CC: list).
this can only happen if you are NAT'ing SCTP traffic. So it might not
be the culprit in your case..
- Arnaud
I don't use anything related to sctp but I'll do check the patch, there is
nothing more to do for me now anyway.
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