[G Pad 8.3 Original Android Development] youngsta2010:
Here is another logcat, this one definitely covers the disconnect:

12-28 16:43:13.310 I/wpa_supplicant(703): wlan0: WPA: Group rekeying completed with 00:1b:29:4a:fc:87 [GTK=CCMP]

12-28 16:43:13.326 D/IpReachabilityMonitor(596): probing ip=192.168.1.254%22

12-28 16:43:13.343 D/NetlinkSocketObserver(596): NeighborEvent{elapsedMs=160825822, 192.168.1.254, [(null)], RTM_NEWNEIGH, NUD_FAILED}

12-28 16:43:13.343 W/NetlinkSocketObserver(596): ALERT: NeighborEvent{elapsedMs=160825822, 192.168.1.254, [(null)], RTM_NEWNEIGH, NUD_FAILED}

12-28 16:43:13.356 W/IpReachabilityMonitor(596): FAILURE: LOST_PROVISIONING, NeighborEvent{elapsedMs=160825822, 192.168.1.254, [(null)], RTM_NEWNEIGH, NUD_FAILED}

12-28 16:43:13.360 D/IpReachabilityMonitor(596): clear: iface{wlan0/22}, v{5}, ntable=[]

12-28 16:43:13.381 I/wpa_supplicant(703): wlan0: CTRL-EVENT-DISCONNECTED bssid=00:1b:29:4a:fc:87 reason=3 locally_generated=1

12-28 16:43:13.393 I/wpa_supplicant(703): wlan0: CTRL-EVENT-REGDOM-CHANGE init=CORE type=WORLD

12-28 16:43:13.395 D/WifiStateMachine(596): WifiStateMachine: Leaving Connected state

12-28 16:43:13.395 D/IpReachabilityMonitor(596): clear: iface{wlan0/22}, v{6}, ntable=[]

12-28 16:43:13.395 D/WifiNative-HAL(596): stopRssiMonitoring, cmdId 0

12-28 16:43:13.395 E/WifiConfigStore(596): saveWifiConfigBSSID Setting BSSID for "Youngz5ghz"-WPA_PSK to any

12-28 16:43:13.395 E/wifi_gbk2utf(596): g_pItemList is NULL

12-28 16:43:13.421 D/CommandListener(213): Clearing all IP addresses on wlan0

12-28 16:43:13.421 D/DhcpClient(596): Clearing IP address

12-28 16:43:13.424 D/CommandListener(213): Setting iface cfg

12-28 16:43:13.428 V/NativeCrypto(1229): Read error: ssl=0xb8551670: I/O error during system call, Connection timed out

12-28 16:43:13.430 V/NativeCrypto(1229): SSL shutdown failed: ssl=0xb8551670: I/O error during system call, Broken pipe

12-28 16:43:13.437 D/ConnectivityService(596): reportNetworkConnectivity(171, false) by 10020

12-28 16:43:13.438 D/NetworkMonitor/NetworkAgentInfo [WIFI () - 171]( 596): Forcing reevaluation for UID 10020

12-28 16:43:13.469 D/WifiStateMachine(596): Start Disconnecting Watchdog 72

12-28 16:43:13.473 D/ConnectivityService(596): NetworkAgentInfo [WIFI () - 171] EVENT_NETWORK_INFO_CHANGED, going from CONNECTED to DISCONNECTED

12-28 16:43:13.473 D/ConnectivityService(596): NetworkAgentInfo [WIFI () - 171] got DISCONNECTED, was satisfying 3

12-28 16:43:13.477 D/DhcpClient(596): Receive thread stopped

12-28 16:43:13.481 D/WifiNative-HAL(596): stopRssiMonitoring, cmdId 0

12-28 16:43:13.483 D/CommandListener(213): Clearing all IP addresses on wlan0

12-28 16:43:13.497 D/WifiNetworkAgent(596): NetworkAgent: NetworkAgent channel lost

12-28 16:43:13.505 D/ConnectivityService(596): notifyType LOST for NetworkAgentInfo [WIFI () - 171]

12-28 16:43:13.574 D/NetworkMonitor/NetworkAgentInfo [WIFI () - 171]( 596): Probably not a portal: exception java.net.UnknownHostException: Unable to resolve host "connectivitycheck.gstatic.com": No address associated with hostname

12-28 16:43:13.576 V/IdletimerController(213): runCmd(/system/bin/ip6tables -w -t raw -D idletimer_raw_PREROUTING -i wlan0 -j IDLETIMER --timeout 15 --label 1 --send_nl_msg 1) res_ipv4=0, res_ipv6=0

12-28 16:43:13.611 V/IdletimerController(213): runCmd(/system/bin/ip6tables -w -t mangle -D idletimer_mangle_POSTROUTING -o wlan0 -j IDLETIMER --timeout 15 --label 1 --send_nl_msg 1) res_ipv4=0, res_ipv6=0

12-28 16:43:13.612 D/CSLegacyTypeTracker(596): Sending DISCONNECTED broadcast for type 1 NetworkAgentInfo [WIFI () - 171] isDefaultNetwork=true

12-28 16:43:13.612 D/ConnectivityService(596): sendStickyBroadcast: action=android.net.conn.CONNECTIVITY_CHANGE

12-28 16:43:13.626 D/Tethering(596): MasterInitialState.processMessage what=3

12-28 16:43:13.637 D/PhoneInterfaceManager(1133): [PhoneIntfMgr] getDataEnabled: subId=-1 phoneId=-1

12-28 16:43:13.637 E/PhoneInterfaceManager(1133): [PhoneIntfMgr] getDataEnabled: no phone subId=-1 retVal=false

12-28 16:43:13.637 D/TelephonyManager(596): getDataEnabled: retVal=false

12-28 16:43:13.646 I/Email (3834): Unregister all idle mailboxes

12-28 16:43:13.650 I/ActivityManager(596): Start proc 18060:com.cyanogenmod.updater/u0a2 for broadcast com.cyanogenmod.updater/.receiver.UpdateCheckReceiver

12-28 16:43:13.655 D/ChimeraCfgMgr(1323): Loading module com.google.android.gms.cast from APK com.google.android.gms

12-28 16:43:13.661 D/TelephonyProvider(1133): getPreferredApnIdFromApn: for subId -1

12-28 16:43:13.661 D/MdnsClient(1323): Multicast lock held. Releasing

12-28 16:43:13.676 E/GpsLocationProvider(596): No APN found to select.

12-28 16:43:13.679 E/ (596): W/virtual loc_api_adapter_err LocApiAdapter::enableData(int): default implementation invoked

12-28 16:43:13.680 E/ (596): W/virtual loc_api_adapter_err LocApiAdapter::setAPN(char*, int): default implementation invoked

12-28 16:43:13.732 W/System (18060): ClassLoader referenced unknown path: /system/priv-app/CMUpdater/lib/arm

12-28 16:43:13.734 E/Netd (213): netlink response contains error (No such file or directory)

12-28 16:43:13.735 D/ConnectivityService(596): setProvNotificationVisibleIntent null visible=false networkType=MOBILE extraInfo=null highPriority=false

12-28 16:43:13.799 I/UpdateCheckReceiver(18060): Got connectivity change, has connection: false

12-28 16:43:13.820 I/iu.Environment(1323): update connectivity state; isNetworkMetered? false, isRoaming? false, isBackgroundDataAllowed? false*

12-28 16:43:13.827 I/iu.UploadsManager(1323): num queued entries: 0

12-28 16:43:13.828 I/iu.UploadsManager(1323): num updated entries: 0

12-28 16:43:13.829 I/iu.SyncManager(1323): NEXT; no task

12-28 16:43:15.228 D/WifiStateMachine(596): shouldSwitchNetwork txSuccessRate=551414.50 rxSuccessRate=5402493.25 delta 1000 -> 1

12-28 16:43:15.229 D/WifiStateMachine(596): CMD_AUTO_CONNECT sup state ScanState my state DisconnectedState nid=1 roam=3

12-28 16:43:15.230 D/WifiStateMachine(596): CMD_AUTO_CONNECT will save config -> "Youngz5ghz" nid=1

12-28 16:43:15.275 D/WifiStateMachine(596): CMD_AUTO_CONNECT did save config -> nid=1

12-28 16:43:15.281 I/wpa_supplicant(703): wlan0: Trying to associate with SSID 'Youngz5ghz'

12-28 16:43:15.355 I/wpa_supplicant(703): wlan0: Associated with 00:1b:29:4a:fc:87

12-28 16:43:15.367 I/wpa_supplicant(703): wlan0: WPA: Key negotiation completed with 00:1b:29:4a:fc:87 [PTK=CCMP GTK=CCMP]

12-28 16:43:15.368 I/wpa_supplicant(703): wlan0: CTRL-EVENT-CONNECTED - Connection to 00:1b:29:4a:fc:87 completed [id=1 id_str=]

12-28 16:43:15.380 D/ConnectivityService(596): registerNetworkAgent NetworkAgentInfo{ ni{[type: WIFI[], state: CONNECTING/CONNECTING, reason: (unspecified), extra: "Youngz5ghz", roaming: false, failover: false, isAvailable: true]} network{172} lp{{InterfaceName: wlan0 LinkAddresses: [] Routes: [] DnsAddresses: [] Domains: null MTU: 0 TcpBufferSizes: 524288,1048576,2097152,262144,524288,1048576}} nc{[ Transports: WIFI Capabilities: INTERNET&NOT_RESTRICTED&TRUSTED&NOT_VPN LinkUpBandwidth>=1048576Kbps LinkDnBandwidth>=1048576Kbps]} Score{20} everValidated{false} lastValidated{false} created{false} lingering{false} explicitlySelected{false} acceptUnvalidated{false} everCaptivePortalDetected{false} lastCaptivePortalDetected{false} }

12-28 16:43:15.380 E/WifiConfigStore(596): saveWifiConfigBSSID Setting BSSID for "Youngz5ghz"-WPA_PSK to any

12-28 16:43:15.380 E/wifi_gbk2utf(596): g_pItemList is NULL

12-28 16:43:15.381 D/ConnectivityService(596): NetworkAgentInfo [WIFI () - 172] EVENT_NETWORK_INFO_CHANGED, going from null to CONNECTING

12-28 16:43:15.395 E/WifiConfigStore(596): saveWifiConfigBSSID Setting BSSID for "Youngz5ghz"-WPA_PSK to any

12-28 16:43:15.395 E/wifi_gbk2utf(596): g_pItemList is NULL

12-28 16:43:15.408 D/CommandListener(213): Setting iface cfg

12-28 16:43:15.409 D/WifiStateMachine(596): Start Dhcp Watchdog 73

12-28 16:43:15.417 D/ConnectivityService(596): updateNetworkScore for NetworkAgentInfo [WIFI () - 172] to 60

12-28 16:43:15.420 D/IpReachabilityMonitor(596): watch: iface{wlan0/22}, v{1}, ntable=[]

12-28 16:43:15.475 E/native (596): do suspend false

12-28 16:43:15.475 D/DhcpClient(596): Receive thread started

12-28 16:43:15.477 D/DhcpClient(596): Broadcasting DHCPDISCOVER

12-28 16:43:16.346 D/qcom_sensors_hal(596): hal_sensor1_data_cb: T 2