Daemon.notice hostapd: handle_probe_req: send failed

I use a huawei hg556a, bcm6358 board, as a WiFi repeater. I see this a lot in syslog on one device:

Tue Feb 28 19:30:38 2017 daemon.info odhcpd[836]: Using a RA lifetime of 0 seconds on br-lan
Tue Feb 28 19:31:02 2017 daemon.notice netifd: Network device 'wlan0' link is down
Tue Feb 28 19:31:02 2017 daemon.notice netifd: Interface 'wwan' has link connectivity loss
Tue Feb 28 19:31:02 2017 kern.info kernel: [56319.654209] br-lan: port 2(wlan0-1) entered disabled state
Tue Feb 28 19:31:02 2017 daemon.notice netifd: Network device 'wlan0-1' link is down
Tue Feb 28 19:31:02 2017 daemon.notice netifd: wwan (3651): udhcpc: received SIGTERM
Tue Feb 28 19:31:02 2017 user.notice root: stopping ntpclient
Tue Feb 28 19:31:03 2017 kern.info kernel: [56320.606181] wlan0: authenticate with 58:8b:f3:6a:91:c0
Tue Feb 28 19:31:03 2017 kern.info kernel: [56320.629519] wlan0: send auth to 58:8b:f3:6a:91:c0 (try 1/3)
Tue Feb 28 19:31:03 2017 daemon.info odhcpd[836]: Using a RA lifetime of 0 seconds on br-lan
Tue Feb 28 19:31:03 2017 kern.info kernel: [56320.745974] wlan0: send auth to 58:8b:f3:6a:91:c0 (try 2/3)
Tue Feb 28 19:31:03 2017 kern.info kernel: [56320.762053] wlan0: authenticated
Tue Feb 28 19:31:03 2017 kern.info kernel: [56320.773319] wlan0: associate with 58:8b:f3:6a:91:c0 (try 1/3)
Tue Feb 28 19:31:03 2017 kern.info kernel: [56320.898168] wlan0: associate with 58:8b:f3:6a:91:c0 (try 2/3)
Tue Feb 28 19:31:03 2017 kern.info kernel: [56321.073998] wlan0: RX AssocResp from 58:8b:f3:6a:91:c0 (capab=0x431 status=0 aid=4)
Tue Feb 28 19:31:03 2017 kern.info kernel: [56321.082590] wlan0: associated
Tue Feb 28 19:31:03 2017 daemon.notice netifd: Network device 'wlan0' link is up
Tue Feb 28 19:31:03 2017 daemon.notice netifd: Interface 'wwan' has link connectivity 
Tue Feb 28 19:31:03 2017 daemon.notice netifd: Interface 'wwan' is setting up now
Tue Feb 28 19:31:04 2017 daemon.notice netifd: wwan (10976): udhcpc: started, v1.26.2
Tue Feb 28 19:31:04 2017 kern.info kernel: [56321.591443] wlan0: AP 58:8b:f3:6a:91:c0 changed bandwidth, new config is 2412 MHz, width 1 (2412/0 MHz)
Tue Feb 28 19:31:04 2017 daemon.notice netifd: wwan (10976): udhcpc: sending discover
Tue Feb 28 19:31:04 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:07 2017 daemon.notice netifd: wwan (10976): udhcpc: sending discover
Tue Feb 28 19:31:08 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:08 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:08 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:08 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:08 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:08 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:09 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:09 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:09 2017 daemon.notice netifd: Network device 'wlan0' link is down
Tue Feb 28 19:31:09 2017 daemon.notice netifd: Interface 'wwan' has link connectivity loss
Tue Feb 28 19:31:09 2017 kern.info kernel: [56327.004958] wlan0: deauthenticated from 58:8b:f3:6a:91:c0 (Reason: 15=4WAY_HANDSHAKE_TIMEOUT)
Tue Feb 28 19:31:09 2017 daemon.notice netifd: wwan (10976): udhcpc: received SIGTERM
Tue Feb 28 19:31:10 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:12 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:12 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:13 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:13 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:13 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:13 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:14 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:15 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:15 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:16 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:16 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:16 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:16 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:17 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:17 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:17 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:17 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:18 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:18 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:18 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:19 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:19 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:20 2017 daemon.notice hostapd: handle_probe_req: send failed
Tue Feb 28 19:31:20 2017 kern.info kernel: [56337.863161] wlan0: authenticate with 58:8b:f3:6a:91:c0
Tue Feb 28 19:31:20 2017 kern.info kernel: [56337.886487] wlan0: send auth to 58:8b:f3:6a:91:c0 (try 1/3)
Tue Feb 28 19:31:20 2017 kern.info kernel: [56337.901918] wlan0: authenticated
Tue Feb 28 19:31:20 2017 kern.info kernel: [56337.937966] wlan0: associate with 58:8b:f3:6a:91:c0 (try 1/3)
Tue Feb 28 19:31:20 2017 kern.info kernel: [56337.954506] wlan0: RX AssocResp from 58:8b:f3:6a:91:c0 (capab=0x431 status=0 aid=3)
Tue Feb 28 19:31:20 2017 kern.info kernel: [56337.963026] wlan0: associated
Tue Feb 28 19:31:20 2017 daemon.notice netifd: Network device 'wlan0' link is up
Tue Feb 28 19:31:20 2017 daemon.notice netifd: Interface 'wwan' has link connectivity 
Tue Feb 28 19:31:20 2017 daemon.notice netifd: Interface 'wwan' is setting up now
Tue Feb 28 19:31:20 2017 daemon.notice hostapd: wlan0-1: AP-STA-DISCONNECTED f0:25:b7:b2:fe:ea
Tue Feb 28 19:31:20 2017 daemon.notice hostapd: wlan0-1: AP-STA-DISCONNECTED f0:27:65:7a:4f:ef
Tue Feb 28 19:31:20 2017 daemon.notice hostapd: wlan0-1: AP-STA-DISCONNECTED f0:5b:7b:0d:0d:01
Tue Feb 28 19:31:20 2017 kern.info kernel: [56338.191507] br-lan: port 2(wlan0-1) entered forwarding state
Tue Feb 28 19:31:20 2017 kern.info kernel: [56338.197499] br-lan: port 2(wlan0-1) entered forwarding state
Tue Feb 28 19:31:20 2017 daemon.notice netifd: Network device 'wlan0-1' link is up
Tue Feb 28 19:31:21 2017 daemon.notice netifd: wwan (11213): udhcpc: started, v1.26.2
Tue Feb 28 19:31:21 2017 daemon.notice netifd: wwan (11213): udhcpc: sending discover
Tue Feb 28 19:31:22 2017 kern.info kernel: [56340.197877] br-lan: port 2(wlan0-1) entered forwarding state
Tue Feb 28 19:31:24 2017 daemon.notice netifd: wwan (11213): udhcpc: sending discover
Tue Feb 28 19:31:27 2017 daemon.notice netifd: wwan (11213): udhcpc: sending discover
Tue Feb 28 19:31:27 2017 daemon.notice netifd: wwan (11213): udhcpc: sending select for 192.168.1.1
Tue Feb 28 19:31:27 2017 daemon.notice netifd: wwan (11213): udhcpc: lease of 192.168.1.1 obtained, lease time 259200
Tue Feb 28 19:31:27 2017 daemon.notice netifd: Interface 'wwan' is now up

Any ideas?

I should have said I using trunk with airtime fairness turned off.

hey @dermot
I am having the same issue.

daemon.err hostapd: Failed to set beacon parameters
daemon.notice hostapd: handle_probe_req: send failed

Did you find the cause of the problem?

Thanks

I am having the same issue as well

This post is old but I think it could be due to hardware fault. Did this same happen on stock firmware too?