Q: macbook restarts itself when I leave it idle ! Please help me

Here is what I got after it restarts itself, my macbook is  the pro retina 13'' late 2013 with the OS X Yosemite 10.10.5. Please help me ! I really appreciate for your help !

Anonymous UUID:       6C49BA0A-6034-6EF6-8EC0-DC139D3424F1

Sun Apr  3 21:58:56 2016

*** Panic Report ***

panic(cpu 0 caller 0xffffff8012e16df2): Kernel trap at 0x0000000000000000, type 14=page fault, registers:

CR0: 0x0000000080010033, CR2: 0x0000000000000000, CR3: 0x0000000053481098, CR4: 0x00000000001627e0

RAX: 0xffffff8027783c00, RBX: 0xffffff8020308000, RCX: 0x0000000000000001, RDX: 0x7fffffffffffffff

RSP: 0xffffff80adb73b78, RBP: 0xffffff80adb73bc0, RSI: 0x0000000000000002, RDI: 0xffffff8027783800

R8:  0x00000000000002b3, R9:  0x0000000000000000, R10: 0x0000000000000000, R11: 0xffffff8026f96870

R12: 0xffffff8013512f48, R13: 0xffffff8013429750, R14: 0xffffff8027783800, R15: 0xffffff802794d200

RFL: 0x0000000000010282, RIP: 0x0000000000000000, CS:  0x0000000000000008, SS:  0x0000000000000010

Fault CR2: 0x0000000000000000, Error code: 0x0000000000000010, Fault CPU: 0x0

Backtrace (CPU 0), Frame : Return Address

0xffffff80adb73820 : 0xffffff8012d2ad21

0xffffff80adb738a0 : 0xffffff8012e16df2

0xffffff80adb73a60 : 0xffffff8012e33ca3

0xffffff80adb73a80 : 0x0

0xffffff80adb73bc0 : 0xffffff7f94d1ca68

0xffffff80adb73c00 : 0xffffff7f94d2bb95

0xffffff80adb73c30 : 0xffffff7f94d1d479

0xffffff80adb73c50 : 0xffffff7f94d826a8

0xffffff80adb73c70 : 0xffffff7f94d1d2dc

0xffffff80adb73ca0 : 0xffffff7f94d2b6a1

0xffffff80adb73d00 : 0xffffff80132b65d1

0xffffff80adb73d50 : 0xffffff80132fde02

0xffffff80adb73dc0 : 0xffffff8012de17de

0xffffff80adb73e10 : 0xffffff8012d2ef8c

0xffffff80adb73e40 : 0xffffff8012d139f3

0xffffff80adb73e90 : 0xffffff8012d2429d

0xffffff80adb73f10 : 0xffffff8012e0231a

0xffffff80adb73fb0 : 0xffffff8012e344c6

      Kernel Extensions in backtrace:

         com.apple.iokit.IOAcceleratorFamily2(156.16)[1259B80F-E4C5-3BC9-BED5-65B42289E8 C0]@0xffffff7f94d01000->0xffffff7f94d6ffff

            dependency: com.apple.iokit.IOPCIFamily(2.9)[70B4F2BF-8785-326D-8B1D-D62BD4B2068A]@0xffffff 7f93524000

            dependency: com.apple.iokit.IOGraphicsFamily(2.4.1)[8922721D-5517-3883-BD3A-57422D0244A0]@0 xffffff7f93dfd000

         com.apple.driver.AppleIntelHD5000Graphics(10.0.6)[88C45C9D-E631-3130-99D0-EDCC8 38563FF]@0xffffff7f94d7e000->0xffffff7f94dddfff

            dependency: com.apple.iokit.IOSurface(97.4)[A4AE35B7-0C17-38F2-AD0D-A4C4B40196FB]@0xffffff7 f93cd5000

            dependency: com.apple.iokit.IOPCIFamily(2.9)[70B4F2BF-8785-326D-8B1D-D62BD4B2068A]@0xffffff 7f93524000

            dependency: com.apple.iokit.IOGraphicsFamily(2.4.1)[8922721D-5517-3883-BD3A-57422D0244A0]@0 xffffff7f93dfd000

            dependency: com.apple.iokit.IOAcceleratorFamily2(156.16)[1259B80F-E4C5-3BC9-BED5-65B42289E8 C0]@0xffffff7f94d01000

BSD process name corresponding to current thread: com.apple.WebKit

Mac OS version:

14F1713

Kernel version:

Darwin Kernel Version 14.5.0: Mon Jan 11 18:48:35 PST 2016; root:xnu-2782.50.2~1/RELEASE_X86_64

Kernel UUID: A503418E-2182-3864-AEA5-79374A30A241

Kernel slide:     0x0000000012a00000

Kernel text base: 0xffffff8012c00000

__HIB  text base: 0xffffff8012b00000

System model name: MacBookPro11,1 (Mac-189A3D4F975D5FFC)

System uptime in nanoseconds: 1473091498560

last loaded kext at 5084409755: com.apple.filesystems.autofs 3.0 (addr 0xffffff7f94897000, size 45056)

last unloaded kext at 130194577421: com.apple.driver.AppleIntelLpssI2C 2.0.57 (addr 0xffffff7f94cde000, size 36864)

loaded kexts:

com.apple.filesystems.autofs 3.0

com.apple.driver.AudioAUUC 1.70

com.apple.iokit.IOBluetoothSerialManager 4.3.6f3

com.apple.driver.AGPM 110.19.6

com.apple.driver.ApplePlatformEnabler 2.2.0d4

com.apple.driver.X86PlatformShim 1.0.0

com.apple.driver.AppleHDA 272.18.3

com.apple.driver.AppleUpstreamUserClient 3.6.1

com.apple.driver.AppleOSXWatchdog 1

com.apple.iokit.IOUserEthernet 1.0.1

com.apple.Dont_Steal_Mac_OS_X 7.0.0

com.apple.driver.AppleSMCLMU 2.0.7d0

com.apple.driver.AppleHWAccess 1

com.apple.driver.AppleHV 1

com.apple.driver.AppleBacklight 170.7.4

com.apple.driver.AppleLPC 1.7.3

com.apple.driver.AppleIntelSlowAdaptiveClocking 4.0.0

com.apple.driver.AppleCameraInterface 5.36.0

com.apple.driver.AppleThunderboltIP 2.0.2

com.apple.driver.AppleMCCSControl 1.2.12

com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport 4.3.6f3

com.apple.driver.AppleIntelHD5000Graphics 10.0.6

com.apple.driver.AppleIntelFramebufferAzul 10.0.6

com.apple.driver.AppleUSBTCButtons 240.2

com.apple.driver.AppleUSBTCKeyboard 240.2

com.apple.driver.AppleUSBCardReader 3.5.5

com.apple.driver.AppleUSBHub 705.4.2

com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1

com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0

com.apple.BootCache 36

com.apple.driver.XsanFilter 404

com.apple.iokit.IOAHCIBlockStorage 2.7.1

com.apple.driver.AppleAHCIPort 3.1.2

com.apple.driver.AirPort.Brcm4360 930.37.3

com.apple.driver.AppleUSBXHCI 710.4.11

com.apple.driver.AppleSmartBatteryManager 161.0.0

com.apple.driver.AppleRTC 2.0

com.apple.driver.AppleACPIButtons 3.1

com.apple.driver.AppleHPET 1.8

com.apple.driver.AppleSMBIOS 2.1

com.apple.driver.AppleACPIEC 3.1

com.apple.driver.AppleAPIC 1.7

com.apple.nke.applicationfirewall 161

com.apple.security.quarantine 3

com.apple.security.TMSafetyNet 8

com.apple.kext.triggers 1.0

com.apple.driver.DspFuncLib 272.18.3

com.apple.kext.OSvKernDSPLib 1.15

com.apple.driver.AppleBacklightExpert 1.1.0

com.apple.driver.X86PlatformPlugin 1.0.0

com.apple.driver.IOPlatformPluginFamily 5.9.1d7

com.apple.iokit.IOSlowAdaptiveClockingFamily 1.0.0

com.apple.driver.AppleSMC 3.1.9

com.apple.driver.AppleSMBusController 1.0.13d1

com.apple.driver.AppleHDAController 272.18.3

com.apple.iokit.IOHDAFamily 272.18.3

com.apple.iokit.IOAudioFamily 203.3

com.apple.vecLib.kext 1.2.0

com.apple.iokit.IOBluetoothHostControllerUSBTransport 4.3.6f3

com.apple.iokit.IOBluetoothFamily 4.3.6f3

com.apple.iokit.IOUSBUserClient 705.4.0

com.apple.iokit.IOSerialFamily 11

com.apple.iokit.IOSurface 97.4

com.apple.iokit.IONDRVSupport 2.4.1

com.apple.AppleGraphicsDeviceControl 3.10.25

com.apple.iokit.IOAcceleratorFamily2 156.16

com.apple.iokit.IOGraphicsFamily 2.4.1

com.apple.driver.AppleUSBMultitouch 245.2

com.apple.iokit.IOUSBHIDDriver 705.4.0

com.apple.iokit.IOSCSIBlockCommandsDevice 3.7.5

com.apple.iokit.IOUSBMassStorageClass 3.7.2

com.apple.iokit.IOSCSIArchitectureModelFamily 3.7.5

com.apple.driver.AppleUSBMergeNub 705.4.0

com.apple.driver.AppleUSBComposite 705.4.9

com.apple.driver.CoreStorage 471.30.1

com.apple.iokit.IOAHCIFamily 2.7.5

com.apple.driver.AppleThunderboltDPInAdapter 4.0.6

com.apple.driver.AppleThunderboltDPAdapterFamily 4.0.6

com.apple.driver.AppleThunderboltPCIDownAdapter 2.0.2

com.apple.driver.AppleThunderboltNHI 3.1.7

com.apple.iokit.IOThunderboltFamily 4.2.2

com.apple.iokit.IO80211Family 730.60

com.apple.driver.mDNSOffloadUserClient 1.0.1b8

com.apple.iokit.IONetworkingFamily 3.2

com.apple.iokit.IOUSBFamily 720.4.4

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 398

com.apple.iokit.IOStorageFamily 2.0

com.apple.iokit.IOReportFamily 31

com.apple.driver.AppleFDEKeyStore 28.30

com.apple.driver.AppleACPIPlatform 3.1

com.apple.iokit.IOPCIFamily 2.9

com.apple.iokit.IOACPIFamily 1.4

com.apple.kec.corecrypto 1.0

com.apple.kec.Libm 1

com.apple.kec.pthread 1

Model: MacBookPro11,1, BootROM MBP111.0138.B16, 2 processors, Intel Core i5, 2.4 GHz, 4 GB, SMC 2.16f68

Graphics: Intel Iris, Intel Iris, Built-In

Memory Module: BANK 0/DIMM0, 2 GB, DDR3, 1600 MHz, 0x80AD, 0x484D54343235533641465236412D50422020

Memory Module: BANK 1/DIMM0, 2 GB, DDR3, 1600 MHz, 0x80AD, 0x484D54343235533641465236412D50422020

AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x112), Broadcom BCM43xx 1.0 (7.15.166.24.3)

Bluetooth: Version 4.3.6f3 16238, 3 services, 18 devices, 1 incoming serial ports

Network Service: Wi-Fi, AirPort, en0

Serial ATA Device: APPLE SSD SD0128F, 121.33 GB

USB Device: Internal Memory Card Reader

USB Device: Apple Internal Keyboard / Trackpad

USB Device: BRCM20702 Hub

USB Device: Bluetooth USB Host Controller

Thunderbolt Bus: MacBook Pro, Apple Inc., 17.2