I also have this problem. However, the problem is with various laptops (macs and PCs) and is intermittent.
WLC version: 8.3.133.0
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.639: [PA] dc:a9:04:7d:4c:29 Sending EAP Request from AAA to mobile dc:a9:04:7d:4c:29 (EAP Id 114)
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.639: [PA] dc:a9:04:7d:4c:29 Reusing allocated memory for EAP Pkt for retransmission to mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.639: [PA] dc:a9:04:7d:4c:29 reauth_sm state transition 0 ---> 0 for mobile dc:a9:04:7d:4c:29 at 1x_reauth_sm.c:71
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.656: [PA] dc:a9:04:7d:4c:29 Received EAPOL EAPPKT from mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.656: [PA] dc:a9:04:7d:4c:29 Received EAP Response from mobile dc:a9:04:7d:4c:29 (EAP Id 114, EAP Type 13)
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.656: [PA] dc:a9:04:7d:4c:29 Resetting reauth count 0 to 0 for mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.656: [PA] dc:a9:04:7d:4c:29 reauth_sm state transition 0 ---> 0 for mobile dc:a9:04:7d:4c:29 at 1x_reauth_sm.c:71
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.656: [PA] dc:a9:04:7d:4c:29 Entering Backend Auth Response state for mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.656: [PA] dc:a9:04:7d:4c:29 reauth_sm state transition 0 ---> 0 for mobile dc:a9:04:7d:4c:29 at 1x_reauth_sm.c:71
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.657: [PA] dc:a9:04:7d:4c:29 Processing Access-Challenge for mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.657: [PA] dc:a9:04:7d:4c:29 Entering Backend Auth Req state (id=115) for mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.657: [PA] dc:a9:04:7d:4c:29 Sending EAP Request from AAA to mobile dc:a9:04:7d:4c:29 (EAP Id 115)
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.657: [PA] dc:a9:04:7d:4c:29 Reusing allocated memory for EAP Pkt for retransmission to mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.657: [PA] dc:a9:04:7d:4c:29 reauth_sm state transition 0 ---> 0 for mobile dc:a9:04:7d:4c:29 at 1x_reauth_sm.c:71
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.660: [PA] dc:a9:04:7d:4c:29 Received EAPOL EAPPKT from mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.660: [PA] dc:a9:04:7d:4c:29 Received EAP Response from mobile dc:a9:04:7d:4c:29 (EAP Id 115, EAP Type 13)
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.660: [PA] dc:a9:04:7d:4c:29 Resetting reauth count 0 to 0 for mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.660: [PA] dc:a9:04:7d:4c:29 reauth_sm state transition 0 ---> 0 for mobile dc:a9:04:7d:4c:29 at 1x_reauth_sm.c:71
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.660: [PA] dc:a9:04:7d:4c:29 Entering Backend Auth Response state for mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.660: [PA] dc:a9:04:7d:4c:29 reauth_sm state transition 0 ---> 0 for mobile dc:a9:04:7d:4c:29 at 1x_reauth_sm.c:71
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.661: [PA] dc:a9:04:7d:4c:29 Processing Access-Challenge for mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.661: [PA] dc:a9:04:7d:4c:29 Entering Backend Auth Req state (id=116) for mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.661: [PA] dc:a9:04:7d:4c:29 Reusing allocated memory for EAP Pkt for retransmission to mobile dc:a9:04:7d:4c:29
*Dot1x_NW_MsgTask_1: Mar 26 10:53:13.661: [PA] dc:a9:04:7d:4c:29 reauth_sm state transition 0 ---> 0 for mobile dc:a9:04:7d:4c:29 at 1x_reauth_sm.c:71
*Dot1x_NW_MsgTask_0: Mar 26 10:53:46.804: [PA] 1x: EAPOL frame with dst MAC a0:23:9f:7a:17:20 and BSSID a0:23:9f:7a:0a:40 discarded
*osapiBsnTimer: Mar 26 10:54:14.347: [PA] dc:a9:04:7d:4c:29 802.1x 'timeoutEvt' Timer expired for station dc:a9:04:7d:4c:29 and for message = M0
*Dot1x_NW_MsgTask_1: Mar 26 10:54:14.347: [PA] dc:a9:04:7d:4c:29 Retransmit 1 of EAP-Request (length 980) for mobile dc:a9:04:7d:4c:29
*osapiBsnTimer: Mar 26 10:55:15.223: [PA] dc:a9:04:7d:4c:29 802.1x 'timeoutEvt' Timer expired for station dc:a9:04:7d:4c:29 and for message = M0
*Dot1x_NW_MsgTask_1: Mar 26 10:55:15.223: [PA] dc:a9:04:7d:4c:29 Retransmit 2 of EAP-Request (length 980) for mobile dc:a9:04:7d:4c:29
*osapiBsnTimer: Mar 26 10:56:16.223: [PA] dc:a9:04:7d:4c:29 802.1x 'timeoutEvt' Timer expired for station dc:a9:04:7d:4c:29 and for message = M0
*Dot1x_NW_MsgTask_1: Mar 26 10:56:16.223: [PA] dc:a9:04:7d:4c:29 Retransmit 3 of EAP-Request (length 980) for mobile dc:a9:04:7d:4c:29
*osapiBsnTimer: Mar 26 10:57:17.071: [PA] dc:a9:04:7d:4c:29 802.1x 'timeoutEvt' Timer expired for station dc:a9:04:7d:4c:29 and for message = M0
*Dot1x_NW_MsgTask_1: Mar 26 10:57:17.071: [PA] dc:a9:04:7d:4c:29 Retransmit 4 of EAP-Request (length 980) for mobile dc:a9:04:7d:4c:29
*osapiBsnTimer: Mar 26 10:58:18.007: [PA] dc:a9:04:7d:4c:29 802.1x 'timeoutEvt' Timer expired for station dc:a9:04:7d:4c:29 and for message = M0
*Dot1x_NW_MsgTask_1: Mar 26 10:58:18.007: [PA] dc:a9:04:7d:4c:29 Retransmit 5 of EAP-Request (length 980) for mobile dc:a9:04:7d:4c:29
*spamApTask0: Mar 26 10:58:39.102: [PA] dc:a9:04:7d:4c:29 Received DELETE mobile, reason MN_IDLE_TIMEOUT, from AP d0:c7:89:cd:e1:b0, slot 0 ...cleaning up mscb
*spamApTask0: Mar 26 10:58:39.102: [PA] dc:a9:04:7d:4c:29 apfMsDeleteByMscb Scheduling mobile for deletion with deleteReason 4, reasonCode 4
Has this been addressed yet in latest version?
