panic: assertion: _ifac->ifa_magic == IFA_CONTAINER_MAGIC in _IFAFREE
sepherosa at gmail.com
Mon Mar 17 19:05:21 PDT 2008
On Tue, Mar 18, 2008 at 4:48 AM, Matthew Dillon
<dillon at apollo.backplane.com> wrote:
> :I have changed this test program a little bit. Run it in following way:
> :./test_udp remote_ip
> :I think we need to fix following entry points:
> :1) udp_output(): after ip_output() if old_lport==0 and
> :mycpuid!=udp_addrcpu(inpcb addr/port pair) then free inpcb's route
> :2) udp_connect(): this function always happens on CPU0, so if
> :udp_addrcpu(inpcb addr/port pair)!=mycpuid(0 here), then we need to
> :free inpcb's route entry
> :3) udp_disconnect(): at the end of it, if mycpuid!=udp_addrcpu(inpcb
> :addr/port pair) then free inpcb's route entry
> :I may miss some entry points here, so please point them out to me, if
> :some pop up in your mind.
> :Best Regards,
> I'm not sure how appropriate my idea is but... what if we simply
> do not cache the route until after the addr/port pair is assigned?
This is probably same as 1). We still need to fix 2) and 3).
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