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D34920.id105322.diff
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diff --git a/sys/net80211/ieee80211_proto.c b/sys/net80211/ieee80211_proto.c
--- a/sys/net80211/ieee80211_proto.c
+++ b/sys/net80211/ieee80211_proto.c
@@ -2469,6 +2469,29 @@
vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANWAIT;
/* NB: sta's cannot go INIT->RUN */
/* NB: iv_newstate may drop the lock */
+
+ /*
+ * This is problematic if the interface has OACTIVE
+ * set. Only the deferred ieee80211_newstate_cb()
+ * will end up actually /clearing/ the OACTIVE
+ * flag on a state transition to RUN from a non-RUN
+ * state.
+ *
+ * But, we're not actually deferring this callback;
+ * and when the deferred call occurs it shows up as
+ * a RUN->RUN transition! So the flag isn't/wasn't
+ * cleared!
+ *
+ * I'm also not sure if it's correct to actually
+ * do the transitions here fully through the deferred
+ * paths either as other things can be invoked as
+ * part of that state machine.
+ *
+ * So just keep this in mind when looking at what
+ * the markwaiting/wakeupwaiting routines are doing
+ * and how they invoke vap state changes.
+ */
+
vap->iv_newstate(vap,
vap->iv_opmode == IEEE80211_M_STA ?
IEEE80211_S_SCAN : IEEE80211_S_RUN, 0);
@@ -2543,6 +2566,30 @@
goto done;
}
+ /*
+ * Handle the case of a RUN->RUN transition occuring when STA + AP
+ * VAPs occur on the same radio.
+ *
+ * The mark and wakeup waiting routines call iv_newstate() directly,
+ * but they do not end up deferring state changes here.
+ * Thus, although the VAP newstate method sees a transition
+ * of RUN->INIT->RUN, the deferred path here only sees a RUN->RUN
+ * transition. If OACTIVE is set then it is never cleared.
+ *
+ * So, if we're here and the state is RUN, just clear OACTIVE.
+ * At some point if the markwaiting/wakeupwaiting paths end up
+ * also invoking the deferred state updates then this will
+ * be no-op code - and also if OACTIVE is finally retired, it'll
+ * also be no-op code.
+ */
+ if (nstate == IEEE80211_S_RUN) {
+ /*
+ * Unblock the VAP queue; a RUN->RUN state can happen
+ * on a STA+AP setup on the AP vap. See wakeupwaiting().
+ */
+ vap->iv_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
+ }
+
/* No actual transition, skip post processing */
if (ostate == nstate)
goto done;
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D34920: net80211: Fix traffic hang on STA/AP VAPs on a multi-VAP interface
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