Mac Rebooting

[ptotham]

I have a apple mac which has started rebooting whilst using it recently I am a windows person have had a look at the log files but am confused could someone have a look and let me know if there is a reason in the report as to why my mac keeps rebooting.

 

 

Interval Since Last Panic Report: 2789 sec

Panics Since Last Report: 2

Anonymous UUID: D99978AD-F58C-7829-1C0B-C7AAF0E50960

 

Thu Mar 7 09:44:44 2013

panic(cpu 0 caller 0xffffff800bab7bd5): Kernel trap at 0xffffff7f8dc49d8b, type 14=page fault, registers:

CR0: 0x000000008001003b, CR2: 0x0000000000000000, CR3: 0x000000000e2ea000, CR4: 0x00000000000606e0

RAX: 0xffffff7f8dc49d77, RBX: 0xffffff8017b1b000, RCX: 0xffffff7f8dc49f54, RDX: 0x0000000000000001

RSP: 0xffffff80853ebcd0, RBP: 0xffffff80853ebd00, RSI: 0xffffff801c942ac0, RDI: 0xffffff8017b1b000

R8: 0xffffff80853ebe88, R9: 0x00000000000003ff, R10: 0xffffffffffffffff, R11: 0x00000000ffffffff

R12: 0x0000000000000001, R13: 0x00000000000000b0, R14: 0xffffff808bea3b40, R15: 0x0000000000000000

RFL: 0x0000000000010292, RIP: 0xffffff7f8dc49d8b, CS: 0x0000000000000008, SS: 0x0000000000000010 Fault CR2: 0x0000000000000000, Error code: 0x0000000000000000, Fault CPU: 0x0

 

Backtrace (CPU 0), Frame : Return Address

0xffffff80853eb970 : 0xffffff800ba1d626

0xffffff80853eb9e0 : 0xffffff800bab7bd5

0xffffff80853ebbb0 : 0xffffff800bace4ed

0xffffff80853ebbd0 : 0xffffff7f8dc49d8b

0xffffff80853ebd00 : 0xffffff7f8dc4ccf5

0xffffff80853ebfb0 : 0xffffff800bab26b7

Kernel Extensions in backtrace:

com.thursby.kext.NetBIOS(7.0.1)[00000000-0000-0000-0000-000000000000]@0xffffff7f8dc36000->0xffffff7f8dc60fff

 

BSD process name corresponding to current thread: kernel_task

 

Mac OS version:

12C60

 

Kernel version:

Darwin Kernel Version 12.2.0: Sat Aug 25 00:48:52 PDT 2012; root:xnu-2050.18.24~1/RELEASE_X86_64

Kernel UUID: 69A5853F-375A-3EF4-9247-478FD0247333

Kernel slide: 0x000000000b800000

Kernel text base: 0xffffff800ba00000

System model name: iMac12,1 (Mac-942B5BF58194151B)

 

System uptime in nanoseconds: 652385048583

last loaded kext at 432621598505: com.apple.kext.mcx.alr 529 (addr 0xffffff7f8dc9d000, size 40960)

last unloaded kext at 139393873396: com.apple.driver.AppleUSBUHCI 5.2.5 (addr 0xffffff7f8c317000, size 65536)

loaded kexts:

com.sophos.kext.sav 8.0.4

com.thursby.kext.cifs 7.0.1

com.thursby.kext.NetBIOS 7.0.1

com.apple.kext.mcx.alr 529

com.apple.filesystems.monitorfs 1.0

com.apple.driver.AppleHWSensor 1.9.5d0

com.apple.driver.AudioAUUC 1.60

com.apple.driver.AGPM 100.12.69

com.apple.iokit.IOBluetoothSerialManager 4.0.9f33

com.apple.driver.AppleMikeyHIDDriver 122

com.apple.driver.AppleUpstreamUserClient 3.5.10

com.apple.kext.AMDFramebuffer 8.0.0

com.apple.driver.AppleHDA 2.3.1f2

com.apple.filesystems.autofs 3.0

com.apple.driver.AppleMikeyDriver 2.3.1f2

com.apple.AMDRadeonAccelerator 1.0.0

com.apple.driver.AppleSMCPDRC 1.0.0

com.apple.driver.AppleBacklight 170.2.3

com.apple.driver.AppleLPC 1.6.0

com.apple.driver.AppleIntelHD3000Graphics 8.0.0

com.apple.driver.ACPI_SMC_PlatformPlugin 1.0.0

com.apple.driver.AppleMCCSControl 1.0.33

com.apple.driver.AppleIntelSNBGraphicsFB 8.0.0

com.apple.driver.AppleSMCLMU 2.0.2d0

com.apple.iokit.IOUserEthernet 1.0.0d1

com.apple.Dont_Steal_Mac_OS_X 7.0.0

com.apple.driver.ApplePolicyControl 3.2.11

com.apple.iokit.SCSITaskUserClient 3.5.1

com.apple.driver.AppleUSBCardReader 3.1.0

com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1

com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0d1

com.apple.BootCache 34

com.apple.driver.XsanFilter 404

com.apple.iokit.IOAHCIBlockStorage 2.2.2

com.apple.driver.AppleUSBHub 5.2.5

com.apple.driver.AppleFWOHCI 4.9.6

com.apple.iokit.AppleBCM5701Ethernet 3.2.5b3

com.apple.driver.AppleAHCIPort 2.4.1

com.apple.driver.AirPort.Atheros40 600.70.23

com.apple.driver.AppleUSBEHCI 5.4.0

com.apple.driver.AppleEFINVRAM 1.6.1

com.apple.driver.AppleRTC 1.5

com.apple.driver.AppleACPIButtons 1.6

com.apple.driver.AppleHPET 1.7

com.apple.driver.AppleSMBIOS 1.9

com.apple.driver.AppleACPIEC 1.6

com.apple.driver.AppleAPIC 1.6

com.apple.driver.AppleIntelCPUPowerManagementClient 196.0.0

com.apple.nke.applicationfirewall 4.0.39

com.apple.security.quarantine 2

com.apple.driver.AppleIntelCPUPowerManagement 196.0.0

com.apple.iokit.IOSerialFamily 10.0.6

com.apple.driver.DspFuncLib 2.3.1f2

com.apple.iokit.IOAudioFamily 1.8.9fc10

com.apple.kext.OSvKernDSPLib 1.6

com.apple.kext.triggers 1.0

com.apple.iokit.IOAcceleratorFamily 19.0.26

com.apple.driver.AppleBacklightExpert 1.0.4

com.apple.driver.AppleSMBusPCI 1.0.10d0

com.apple.driver.IOPlatformPluginLegacy 1.0.0

com.apple.driver.IOPlatformPluginFamily 5.2.0d16

com.apple.driver.AppleSMBusController 1.0.10d0

com.apple.kext.AMD6000Controller 8.0.0

com.apple.kext.AMDSupport 8.0.0

com.apple.driver.AppleHDAController 2.3.1f2

com.apple.iokit.IOHDAFamily 2.3.1f2

com.apple.iokit.IOFireWireIP 2.2.5

com.apple.iokit.IOSurface 86.0.3

com.apple.iokit.IOBluetoothFamily 4.0.9f33

com.apple.driver.AppleSMC 3.1.4d2

com.apple.driver.AppleGraphicsControl 3.2.11

com.apple.iokit.IONDRVSupport 2.3.5

com.apple.iokit.IOGraphicsFamily 2.3.5

com.apple.driver.AppleUSBHIDMouse 175.8

com.apple.driver.AppleHIDMouse 175.8

com.apple.driver.AppleUSBHIDKeyboard 165.5

com.apple.driver.AppleHIDKeyboard 165.5

com.apple.iokit.IOUSBHIDDriver 5.2.5

com.apple.iokit.IOSCSIMultimediaCommandsDevice 3.5.1

com.apple.iokit.IOBDStorageFamily 1.7

com.apple.iokit.IODVDStorageFamily 1.7.1

com.apple.iokit.IOCDStorageFamily 1.7.1

com.apple.iokit.IOAHCISerialATAPI 2.5.0

com.apple.iokit.IOSCSIBlockCommandsDevice 3.5.1

com.apple.iokit.IOUSBMassStorageClass 3.5.0

com.apple.iokit.IOSCSIArchitectureModelFamily 3.5.1

com.apple.driver.AppleUSBMergeNub 5.2.5

com.apple.driver.AppleUSBComposite 5.2.5

com.apple.iokit.IOUSBUserClient 5.2.5

com.apple.iokit.IOFireWireFamily 4.5.5

com.apple.iokit.IOEthernetAVBController 1.0.2b1

com.apple.iokit.IOAHCIFamily 2.2.1

com.apple.iokit.IO80211Family 500.15

com.apple.iokit.IONetworkingFamily 3.0

com.apple.iokit.IOUSBFamily 5.4.0

com.apple.driver.AppleEFIRuntime 1.6.1

com.apple.iokit.IOHIDFamily 1.8.0

com.apple.iokit.IOSMBusFamily 1.1

com.apple.security.sandbox 220

com.apple.kext.AppleMatch 1.0.0d1

com.apple.security.TMSafetyNet 7

com.apple.driver.DiskImages 344

com.apple.iokit.IOStorageFamily 1.8

com.apple.driver.AppleKeyStore 28.21

com.apple.driver.AppleACPIPlatform 1.6

com.apple.iokit.IOPCIFamily 2.7.2

com.apple.iokit.IOACPIFamily 1.4

com.apple.kec.corecrypto 1.0

Model: iMac12,1, BootROM IM121.0047.B0A, 2 processors, Intel Core i3, 3.1 GHz, 4 GB, SMC 1.71f21

Graphics: AMD Radeon HD 6750M, AMD Radeon HD 6750M, PCIe, 256 MB Memory Module: BANK 0/DIMM0, 2 GB, DDR3, 1333 MHz, 0x80AD, 0x484D54333235533642465238432D48392020

Memory Module: BANK 1/DIMM0, 2 GB, DDR3, 1333 MHz, 0x0198, 0x393930353436392D3034322E4130304C4620

AirPort: spairport_wireless_card_type_airport_extreme (0x168C, 0x8F), Atheros 9280: 4.0.70.23-P2P Network Service: Ethernet, Ethernet, en0 Serial ATA Device: WDC WD2500AAKS-402AA0, 250.06 GB Serial ATA Device: HL-DT-STDVDRW GA32N USB Device: FaceTime HD Camera (Built-in), apple_vendor_id, 0x850b, 0xfa200000 / 3 USB Device: hub_device, 0x0424 (SMSC), 0x2514, 0xfa100000 / 2 USB Device: Keyboard Hub, apple_vendor_id, 0x1006, 0xfa130000 / 4 USB Device: Apple Optical USB Mouse, apple_vendor_id, 0x0304, 0xfa133000 / 6 USB Device: Apple Keyboard, apple_vendor_id, 0x0250, 0xfa132000 / 5 USB Device: hub_device, 0x0424 (SMSC), 0x2514, 0xfd100000 / 2 USB Device: Internal Memory Card Reader, apple_vendor_id, 0x8403, 0xfd110000 / 3