Macbook Pro retina 15 mid 2014 freeze+restart

my mac randomly freezing 2 sec , retarts. got following error last time ( not sure if same error everytime). able help? in advance

anonymous uuid: 67355c21-cc5b-4451-4a64-7856139f642a

wed mar 11 22:35:50 2015
panic(cpu 4 caller 0xffffff80092dcc1d): kernel trap @ 0xffffff80092a3b19, type 13=general protection, registers:
cr0: 0x0000000080010033, cr2: 0x000000010630c000, cr3: 0x000000003dbc8042, cr4: 0x00000000001606e0
rax: 0x0000000000000001, rbx: 0xff000000ff000000, rcx: 0xffffff802c8e1000, rdx: 0x0000000000000821
rsp: 0xffffff81f5c331f0, rbp: 0xffffff81f5c33220, rsi: 0x000000004169e77f, rdi: 0xffffff800ee5ee58
r8: 0x0000000000000000, r9: 0x0000000000000001, r10: 0xffffff80098d1600, r11: 0x000000000000000a
r12: 0xffffff800ee5ee58, r13: 0xffffff800ce0e000, r14: 0x0000000000cdb000, r15: 0xffffff803b481fc0
rfl: 0x0000000000010286, rip: 0xffffff80092a3b19, cs: 0x0000000000000008, ss: 0x0000000000000010
fault cr2: 0x000000010630c000, error code: 0x0000000000000000, fault cpu: 0x4

backtrace (cpu 4), frame : return address
0xffffff81ea86ddf0 : 0xffffff8009223139
0xffffff81ea86de70 : 0xffffff80092dcc1d
0xffffff81ea86e040 : 0xffffff80092f4486
0xffffff81ea86e060 : 0xffffff80092a3b19
0xffffff81f5c33220 : 0xffffff800929c30b
0xffffff81f5c33590 : 0xffffff8009273b0b
0xffffff81f5c335f0 : 0xffffff80096bdc11
0xffffff81f5c336f0 : 0xffffff80096bde8e
0xffffff81f5c33720 : 0xffffff7f8ad39ecd
0xffffff81f5c33750 : 0xffffff7f8ad39dcf
0xffffff81f5c33770 : 0xffffff7f8ad3acce
0xffffff81f5c33790 : 0xffffff7f8adbfafb
0xffffff81f5c337a0 : 0xffffff7f8ad51937
0xffffff81f5c337d0 : 0xffffff7f8adc1977
0xffffff81f5c339a0 : 0xffffff7f8ad50152
0xffffff81f5c339f0 : 0xffffff7f8ad50068
0xffffff81f5c33a10 : 0xffffff7f8ad516b0
0xffffff81f5c33a40 : 0xffffff7f8ad430c5
0xffffff81f5c33a80 : 0xffffff7f8ad4b495
0xffffff81f5c33ac0 : 0xffffff7f8adbdb39
0xffffff81f5c33ae0 : 0xffffff7f8ad3de85
0xffffff81f5c33b70 : 0xffffff80096d12aa
0xffffff81f5c33b90 : 0xffffff80096d1e0e
0xffffff81f5c33bf0 : 0xffffff80096cf85f
0xffffff81f5c33d40 : 0xffffff80092b6e18
0xffffff81f5c33e50 : 0xffffff8009226d81
0xffffff81f5c33e80 : 0xffffff8009213af5
0xffffff81f5c33ef0 : 0xffffff800921e1d3
0xffffff81f5c33f70 : 0xffffff80092ca13d
0xffffff81f5c33fb0 : 0xffffff80092f4ca6
kernel extensions in backtrace:
com.apple.iokit.ioacceleratorfamily2(98.26)[3f79a97a-bee2-3b1e-81f0-d9fbcd693f2b]@0xffffff7f8ad38000->0xffffff7f8ad9cfff
dependency: com.apple.iokit.iopcifamily(2.9)[2852acfe-fd28-3c37-9b39-885201bb8d25]@0xffffff7f898c1000
dependency: com.apple.iokit.iographicsfamily(2.4.1)[75d81741-64c1-3941-adfa-9d6b6c434ee4]@0xffffff7f8a122000
com.apple.driver.appleintelhd5000graphics(8.2.8)[3651580e-0c2e-3634-b444-ab3e18fd9a39]@0xffffff7f8adaa000->0xffffff7f8adf9fff
dependency: com.apple.iokit.iosurface(91.2)[a6fbcb90-51e8-3031-8361-168df9e684ec]@0xffffff7f8a022000
dependency: com.apple.iokit.iopcifamily(2.9)[2852acfe-fd28-3c37-9b39-885201bb8d25]@0xffffff7f898c1000
dependency: com.apple.iokit.iographicsfamily(2.4.1)[75d81741-64c1-3941-adfa-9d6b6c434ee4]@0xffffff7f8a122000
dependency: com.apple.iokit.ioacceleratorfamily2(98.26)[3f79a97a-bee2-3b1e-81f0-d9fbcd693f2b]@0xffffff7f8ad38000

bsd process name corresponding current thread: windowserver

mac os version:
13f1066

kernel version:
darwin kernel version 13.4.0: wed dec 17 19:05:52 pst 2014; root:xnu-2422.115.10~1/release_x86_64
kernel uuid: 45486bf2-bdde-34cb-8c71-606ff3fe181b
kernel slide: 0x0000000009000000
kernel text base: 0xffffff8009200000
system model name: macbookpro11,2 (mac-3cbd00234e554e41)

system uptime in nanoseconds: 10043211581969
last loaded kext @ 1299040022679: com.apple.driver.appleusbcdc 4.2.1b5 (addr 0xffffff7f8b29d000, size 20480)
last unloaded kext @ 5171387530362: com.apple.driver.applemikeyhiddriver 124 (addr 0xffffff7f8ac99000, size 12288)
loaded kexts:
com.apple.filesystems.smbfs 2.0.3
com.apple.filesystems.autofs 3.0
com.apple.driver.appleupstreamuserclient 3.5.13
com.apple.iokit.iobluetoothserialmanager 4.2.7f4
com.apple.driver.audioauuc 1.60
com.apple.driver.agpm 100.14.34
com.apple.driver.appleplatformenabler 2.0.9d7
com.apple.driver.x86platformshim 1.0.0
com.apple.driver.applehda 2.6.3f4
com.apple.iokit.broadcombluetoothhostcontrollerusbtransport 4.2.7f4
com.apple.driver.applelpc 1.7.0
com.apple.driver.applethunderboltip 1.1.2
com.apple.iokit.iouserethernet 1.0.0d1
com.apple.dont_steal_mac_os_x 7.0.0
com.apple.driver.applehwaccess 1
com.apple.driver.applesmclmu 2.0.4d1
com.apple.driver.applebacklight 170.4.11
com.apple.driver.applemccscontrol 1.2.5
com.apple.driver.applecamerainterface 4.26.0
com.apple.driver.appleintelhd5000graphics 8.2.8
com.apple.driver.appleintelframebufferazul 8.2.8
com.apple.driver.appleusbtcbuttons 240.2
com.apple.driver.appleusbtckeyboard 240.2
com.apple.driver.appleusbcardreader 3.4.1
com.apple.applefscompression.applefscompressiontypedataless 1.0.0d1
com.apple.applefscompression.applefscompressiontypelzvn 1.0.0d1
com.apple.applefscompression.applefscompressiontypezlib 1.0.0d1
com.apple.bootcache 35
com.apple.driver.appleusbhub 683.4.0
com.apple.driver.xsanfilter 404
com.apple.iokit.ioahciblockstorage 2.6.0
com.apple.driver.appleahciport 3.0.5
com.apple.driver.airport.brcm4360 842.21.65
com.apple.driver.appleusbxhci 683.4.0
com.apple.driver.applesmartbatterymanager 161.0.0
com.apple.driver.applertc 2.0
com.apple.driver.appleacpibuttons 2.0
com.apple.driver.applehpet 1.8
com.apple.driver.applesmbios 2.1
com.apple.driver.appleacpiec 2.0
com.apple.driver.appleapic 1.7
com.apple.nke.applicationfirewall 153
com.apple.security.quarantine 3
com.apple.kext.triggers 1.0
com.apple.iokit.ioserialfamily 10.0.7
com.apple.driver.dspfunclib 2.6.3f4
com.apple.veclib.kext 1.0.0
com.apple.iokit.ioaudiofamily 1.9.7fc2
com.apple.kext.osvkerndsplib 1.14
com.apple.iokit.iobluetoothhostcontrollerusbtransport 4.2.7f4
com.apple.iokit.iobluetoothfamily 4.2.7f4
com.apple.driver.x86platformplugin 1.0.0
com.apple.driver.ioplatformpluginfamily 5.7.1d6
com.apple.driver.applesmc 3.1.8
com.apple.driver.applehdacontroller 2.6.3f4
com.apple.iokit.iohdafamily 2.6.3f4
com.apple.driver.applebacklightexpert 1.0.4
com.apple.driver.applesmbuscontroller 1.0.12d1
com.apple.iokit.iosurface 91.2
com.apple.iokit.iondrvsupport 2.4.1
com.apple.applegraphicsdevicecontrol 3.6.22
com.apple.iokit.ioacceleratorfamily2 98.26
com.apple.iokit.iographicsfamily 2.4.1
com.apple.driver.appleusbmultitouch 240.10
com.apple.iokit.iousbhiddriver 660.4.0
com.apple.iokit.ioscsiblockcommandsdevice 3.6.7
com.apple.iokit.iousbmassstorageclass 3.6.0
com.apple.iokit.ioscsiarchitecturemodelfamily 3.6.7
com.apple.driver.appleusbmergenub 650.4.0
com.apple.driver.appleusbcomposite 656.4.1
com.apple.driver.applethunderboltdpinadapter 3.1.7
com.apple.driver.applethunderboltdpadapterfamily 3.1.7
com.apple.driver.applethunderboltpcidownadapter 1.4.5
com.apple.iokit.iousbuserclient 660.4.2
com.apple.iokit.ioahcifamily 2.6.5
com.apple.driver.applethunderboltnhi 2.0.1
com.apple.iokit.iothunderboltfamily 3.3.1
com.apple.iokit.io80211family 640.36
com.apple.driver.mdnsoffloaduserclient 1.0.1b5
com.apple.iokit.ionetworkingfamily 3.2
com.apple.iokit.iousbfamily 686.4.1
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 278.11.2
com.apple.kext.applematch 1.0.0d1
com.apple.security.tmsafetynet 7
com.apple.driver.applekeystore 2
com.apple.driver.diskimages 371.1
com.apple.iokit.iostoragefamily 1.9
com.apple.iokit.ioreportfamily 23
com.apple.driver.applefdekeystore 28.30
com.apple.driver.appleacpiplatform 2.0
com.apple.iokit.iopcifamily 2.9
com.apple.iokit.ioacpifamily 1.4
com.apple.kec.pthread 1
com.apple.kec.corecrypto 1.0
model: macbookpro11,2, bootrom mbp112.0138.b07, 4 processors, intel core i7, 2.2 ghz, 16 gb, smc 2.18f10
graphics: intel iris pro, intel iris pro, built-in
memory module: bank 0/dimm0, 8 gb, ddr3, 1600 mhz, 0x80ad, 0x484d54343147533641465238412d50422020
memory module: bank 1/dimm0, 8 gb, ddr3, 1600 mhz, 0x80ad, 0x484d54343147533641465238412d50422020
airport: spairport_wireless_card_type_airport_extreme (0x14e4, 0x134), broadcom bcm43xx 1.0 (6.30.223.154.65)
bluetooth: version 4.2.7f4 15112, 3 services, 15 devices, 1 incoming serial ports
network service: airport, airport, en0
serial ata device: apple ssd sm0256f, 251 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., 17.1

 

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