MBP restarts by itself
Twice (today and yesterday) my MacBook Pro has restarted by itself. It showed the message "Your computer restarted because of a problem." I attached the error report. Is there anyway to determine what the issue is?
Tue Oct 6 23:03:03 2015
*** Panic Report ***
panic(cpu 6 caller 0xffffff801c5f102b): "soclose: NOFDREF"@/Library/Caches/com.apple.xbs/Sources/xnu/xnu-3247.1.106/bsd/kern/uipc _socket.c:1263
Backtrace (CPU 6), Frame : Return Address
0xffffff80315c3d20 : 0xffffff801c0e5357
0xffffff80315c3da0 : 0xffffff801c5f102b
0xffffff80315c3df0 : 0xffffff801c617ef4
0xffffff80315c3e10 : 0xffffff7f9eb6c36c
0xffffff80315c3f00 : 0xffffff801c1196ba
0xffffff80315c3fb0 : 0xffffff801c1d14b7
Kernel Extensions in backtrace:
com.apple.nke.applicationfirewall(163.0)[7A675D29-0F65-3B62-ACA5-E34645E16E53]@ 0xffffff7f9eb67000->0xffffff7f9eb6efff
BSD process name corresponding to current thread: kernel_task
Mac OS version:
15A284
Kernel version:
Darwin Kernel Version 15.0.0: Wed Aug 26 16:57:32 PDT 2015; root:xnu-3247.1.106~1/RELEASE_X86_64
Kernel UUID: 37BC582F-8BF4-3F65-AFBB-ECF792060C68
Kernel slide: 0x000000001be00000
Kernel text base: 0xffffff801c000000
__HIB text base: 0xffffff801bf00000
System model name: MacBookPro11,2 (Mac-3CBD00234E554E41)
System uptime in nanoseconds: 41552343212578
last loaded kext at 33305260971487: com.apple.driver.AppleMikeyHIDDriver 124 (addr 0xffffff7f9ebd4000, size 20480)
last unloaded kext at 32563566138866: com.apple.driver.AppleMikeyHIDDriver 124 (addr 0xffffff7f9ebd4000, size 12288)
loaded kexts:
com.avg.Antivirus.OnAccess.kext 2015.0
com.apple.driver.AppleMikeyHIDDriver 124
com.apple.filesystems.smbfs 3.0.0
com.apple.driver.AudioAUUC 1.70
com.apple.driver.AGPM 110.20.19
com.apple.driver.ApplePlatformEnabler 2.5.1d0
com.apple.driver.X86PlatformShim 1.0.0
com.apple.filesystems.autofs 3.0
com.apple.driver.AppleGraphicsDevicePolicy 3.7.7
com.apple.driver.AppleUpstreamUserClient 3.6.1
com.apple.driver.AppleOSXWatchdog 1
com.apple.driver.AppleHDA 272.50
com.apple.driver.pmtelemetry 1
com.apple.iokit.IOUserEthernet 1.0.1
com.apple.iokit.IOBluetoothSerialManager 4.4.0f4
com.apple.Dont_Steal_Mac_OS_X 7.0.0
com.apple.driver.AppleIntelHD5000Graphics 10.0.8
com.apple.driver.AppleHV 1
com.apple.driver.AppleBacklight 170.8.1
com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport 4.4.0f4
com.apple.driver.AppleThunderboltIP 3.0.8
com.apple.driver.AppleSMCLMU 208
com.apple.driver.AppleLPC 3.1
com.apple.driver.AppleCameraInterface 5.41.0
com.apple.driver.AppleIntelFramebufferAzul 10.0.8
com.apple.driver.AppleIntelSlowAdaptiveClocking 4.0.0
com.apple.driver.AppleMCCSControl 1.2.13
com.apple.driver.AppleUSBCardReader 3.7.1
com.apple.driver.AppleUSBTCButtons 245.4
com.apple.driver.AppleUSBTCKeyboard 245.4
com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1
com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0
com.apple.BootCache 37
com.apple.iokit.IOAHCIBlockStorage 2.8.0
com.apple.driver.AppleAHCIPort 3.1.5
com.apple.driver.AirPort.Brcm4360 1000.13.1a3
com.apple.driver.AppleSmartBatteryManager 161.0.0
com.apple.driver.AppleACPIButtons 4.0
com.apple.driver.AppleRTC 2.0
com.apple.driver.AppleHPET 1.8
com.apple.driver.AppleSMBIOS 2.1
com.apple.driver.AppleACPIEC 4.0
com.apple.driver.AppleAPIC 1.7
com.apple.nke.applicationfirewall 163
com.apple.security.quarantine 3
com.apple.security.TMSafetyNet 8
com.apple.kext.triggers 1.0
com.apple.driver.DspFuncLib 272.50
com.apple.kext.OSvKernDSPLib 525
com.apple.iokit.IOSerialFamily 11
com.apple.iokit.IOSurface 108.0.1
com.apple.driver.CoreCaptureResponder 1
com.apple.driver.AppleGraphicsControl 3.11.31
com.apple.driver.AppleBacklightExpert 1.1.0
com.apple.iokit.IONDRVSupport 2.4.1
com.apple.iokit.IOBluetoothHostControllerUSBTransport 4.4.0f4
com.apple.iokit.IOBluetoothFamily 4.4.0f4
com.apple.driver.AppleHDAController 272.50
com.apple.iokit.IOHDAFamily 272.50
com.apple.iokit.IOAudioFamily 203.8
com.apple.vecLib.kext 1.2.0
com.apple.AppleGraphicsDeviceControl 3.11.31
com.apple.iokit.IOAcceleratorFamily2 203.7.1
com.apple.driver.X86PlatformPlugin 1.0.0
com.apple.driver.IOPlatformPluginFamily 6.0.0d7
com.apple.iokit.IOSlowAdaptiveClockingFamily 1.0.0
com.apple.driver.AppleSMC 3.1.9
com.apple.driver.AppleSMBusController 1.0.14d1
com.apple.iokit.IOGraphicsFamily 2.4.1
com.apple.iokit.IOSCSIBlockCommandsDevice 3.7.7
com.apple.iokit.IOUSBMassStorageDriver 1.0.0
com.apple.iokit.IOSCSIArchitectureModelFamily 3.7.7
com.apple.driver.AppleUSBMultitouch 250.4
com.apple.iokit.IOUSBHIDDriver 900.4.1
com.apple.driver.usb.AppleUSBHostCompositeDevice 1.0.1
com.apple.driver.usb.AppleUSBHub 1.0.1
com.apple.driver.CoreStorage 517
com.apple.iokit.IOAHCIFamily 2.8.0
com.apple.driver.AppleThunderboltDPInAdapter 4.1.2
com.apple.driver.AppleThunderboltDPAdapterFamily 4.1.2
com.apple.driver.AppleThunderboltPCIDownAdapter 2.0.2
com.apple.driver.AppleThunderboltNHI 4.0.1
com.apple.iokit.IOThunderboltFamily 5.0.6
com.apple.iokit.IO80211Family 1100.23
com.apple.driver.mDNSOffloadUserClient 1.0.1b8
com.apple.iokit.IONetworkingFamily 3.2
com.apple.driver.corecapture 1.0.4
com.apple.driver.usb.AppleUSBXHCIPCI 1.0.1
com.apple.driver.usb.AppleUSBXHCI 1.0.1
com.apple.iokit.IOUSBFamily 900.4.1
com.apple.iokit.IOUSBHostFamily 1.0.1
com.apple.driver.AppleUSBHostMergeProperties 1.0.1
com.apple.driver.AppleEFINVRAM 2.0
com.apple.driver.AppleEFIRuntime 2.0
com.apple.iokit.IOHIDFamily 2.0.0
com.apple.iokit.IOSMBusFamily 1.1
com.apple.security.sandbox 300.0
com.apple.kext.AppleMatch 1.0.0d1
com.apple.driver.AppleKeyStore 2
com.apple.driver.AppleMobileFileIntegrity 1.0.5
com.apple.driver.AppleCredentialManager 1.0
com.apple.driver.DiskImages 414
com.apple.iokit.IOStorageFamily 2.1
com.apple.iokit.IOReportFamily 31
com.apple.driver.AppleFDEKeyStore 28.30
com.apple.driver.AppleACPIPlatform 4.0
com.apple.iokit.IOPCIFamily 2.9
com.apple.iokit.IOACPIFamily 1.4
com.apple.kec.Libm 1
com.apple.kec.pthread 1
com.apple.kec.corecrypto 1.0
MacBook Pro with Retina display, OS X Yosemite (10.10.1)