Wed Feb  6 18:50:46 2013
panic(cpu 4 caller 0xffffff80302156b0): "Spinlock acquisition timed out: lock=0xffffff8048953b28, lock owner thread=0xffffff804c71b000, current_thread: 0xffffff804c71b000, lock owner active on CPU 0x4, current owner: 0xffffff804c71b000"@/SourceCache/xnu/xnu-2050.18.24/osfmk/i386/locks_i386.c:363
Backtrace (CPU 4), Frame : Return Address
0xffffff8120edbce0 : 0xffffff803021d626 
0xffffff8120edbd50 : 0xffffff80302156b0 
0xffffff8120edbd70 : 0xffffff8030220b80 
0xffffff8120edbda0 : 0xffffff8030210448 
0xffffff8120edbdf0 : 0xffffff8030220df2 
0xffffff8120edbe20 : 0xffffff803024f021 
0xffffff8120edbe60 : 0xffffff8030216d00 
0xffffff8120edbeb0 : 0xffffff8030219f64 
0xffffff8120edbee0 : 0xffffff8030218c97 
0xffffff8120edbf00 : 0xffffff80302a59be 
0xffffff8120edbfb0 : 0xffffff80302ceafe 

BSD process name corresponding to current thread: Google Chrome He

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:     0x0000000030000000
Kernel text base: 0xffffff8030200000
System model name: MacBookPro8,2 (Mac-94245A3940C91C80)

System uptime in nanoseconds: 201554589222024
last loaded kext at 148788010265921: com.apple.driver.AppleBluetoothHIDKeyboard	165.5 (addr 0xffffff7fb26e1000, size 20480)
last unloaded kext at 148848266206089: com.apple.driver.AppleUSBCDC	4.1.22 (addr 0xffffff7fb26db000, size 12288)
loaded kexts:
com.apple.driver.AppleBluetoothMultitouch	75.15
com.apple.driver.AppleUSBDisplays	353
com.apple.filesystems.smbfs	1.8
com.apple.filesystems.afpfs	10.0
com.apple.nke.asp_tcp	7.0.0
com.apple.driver.AudioAUUC	1.60
com.apple.driver.AppleHWSensor	1.9.5d0
com.apple.filesystems.autofs	3.0
com.apple.iokit.IOBluetoothSerialManager	4.0.9f33
com.apple.driver.AGPM	100.12.69
com.apple.driver.AppleMikeyHIDDriver	122
com.apple.kext.AMDFramebuffer	8.0.0
com.apple.iokit.IOUserEthernet	1.0.0d1
com.apple.driver.AppleMikeyDriver	2.3.1f2
com.apple.AMDRadeonAccelerator	1.0.0
com.apple.driver.AppleHDA	2.3.1f2
com.apple.driver.AppleUpstreamUserClient	3.5.10
com.apple.driver.AppleLPC	1.6.0
com.apple.Dont_Steal_Mac_OS_X	7.0.0
com.apple.iokit.BroadcomBluetoothHCIControllerUSBTransport	4.0.9f33
com.apple.driver.AppleIntelHD3000Graphics	8.0.0
com.apple.driver.ACPI_SMC_PlatformPlugin	1.0.0
com.apple.driver.SMCMotionSensor	3.0.2d6
com.apple.driver.AppleSMCPDRC	1.0.0
com.apple.driver.AppleMCCSControl	1.0.33
com.apple.driver.AppleSMCLMU	2.0.2d0
com.apple.driver.AppleMuxControl	3.2.11
com.apple.driver.ApplePolicyControl	3.2.11
com.apple.driver.AppleIntelSNBGraphicsFB	8.0.0
com.apple.driver.AppleUSBTCButtons	235.4
com.apple.driver.AppleUSBTCKeyboard	235.4
com.apple.driver.AppleIRController	320.15
com.apple.AppleFSCompression.AppleFSCompressionTypeDataless	1.0.0d1
com.apple.AppleFSCompression.AppleFSCompressionTypeZlib	1.0.0d1
com.apple.BootCache	34
com.apple.iokit.SCSITaskUserClient	3.5.1
com.apple.driver.XsanFilter	404
com.apple.driver.AppleUSBHub	5.2.5
com.apple.iokit.IOAHCIBlockStorage	2.2.2
com.apple.driver.AppleSDXC	1.2.2
com.apple.iokit.AppleBCM5701Ethernet	3.2.5b3
com.apple.driver.AppleFWOHCI	4.9.6
com.apple.driver.AirPort.Brcm4331	602.15.22
com.apple.driver.AppleAHCIPort	2.4.1
com.apple.driver.AppleUSBEHCI	5.4.0
com.apple.driver.AppleEFINVRAM	1.6.1
com.apple.driver.AppleSmartBatteryManager	161.0.0
com.apple.driver.AppleACPIButtons	1.6
com.apple.driver.AppleRTC	1.5
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.driver.AppleBluetoothHIDKeyboard	165.5
com.apple.driver.AppleHIDKeyboard	165.5
com.apple.driver.IOBluetoothHIDDriver	4.0.9f33
com.apple.driver.AppleMultitouchDriver	235.28
com.apple.iokit.IOSCSIBlockCommandsDevice	3.5.1
com.apple.iokit.IOUSBMassStorageClass	3.5.0
com.apple.driver.AppleUSBAudio	2.9.0f6
com.apple.security.SecureRemotePassword	1.0
com.apple.kext.triggers	1.0
com.apple.iokit.IOSerialFamily	10.0.6
com.apple.iokit.IOAcceleratorFamily	19.0.26
com.apple.iokit.IOSurface	86.0.3
com.apple.driver.DspFuncLib	2.3.1f2
com.apple.iokit.IOAudioFamily	1.8.9fc10
com.apple.kext.OSvKernDSPLib	1.6
com.apple.iokit.IOFireWireIP	2.2.5
com.apple.iokit.IOBluetoothFamily	4.0.9f33
com.apple.kext.AMD6000Controller	8.0.0
com.apple.kext.AMDSupport	8.0.0
com.apple.driver.AppleSMBusPCI	1.0.10d0
com.apple.iokit.AppleBluetoothHCIControllerUSBTransport	4.0.9f33
com.apple.driver.IOPlatformPluginLegacy	1.0.0
com.apple.driver.IOPlatformPluginFamily	5.2.0d16
com.apple.driver.AppleSMBusController	1.0.10d0
com.apple.driver.AppleSMC	3.1.4d2
com.apple.driver.AppleHDAController	2.3.1f2
com.apple.iokit.IOHDAFamily	2.3.1f2
com.apple.driver.AppleBacklightExpert	1.0.4
com.apple.driver.AppleGraphicsControl	3.2.11
com.apple.iokit.IONDRVSupport	2.3.5
com.apple.iokit.IOGraphicsFamily	2.3.5
com.apple.driver.AppleUSBMultitouch	235.7
com.apple.driver.AppleThunderboltDPInAdapter	1.8.5
com.apple.driver.AppleThunderboltDPAdapterFamily	1.8.5
com.apple.driver.AppleThunderboltPCIDownAdapter	1.2.5
com.apple.iokit.IOUSBHIDDriver	5.2.5
com.apple.driver.AppleUSBMergeNub	5.2.5
com.apple.driver.AppleUSBComposite	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.driver.AppleThunderboltNHI	1.6.0
com.apple.iokit.IOThunderboltFamily	2.1.1
com.apple.iokit.IOAHCISerialATAPI	2.5.0
com.apple.iokit.IOSCSIArchitectureModelFamily	3.5.1
com.apple.iokit.IOUSBUserClient	5.2.5
com.apple.iokit.IOEthernetAVBController	1.0.2b1
com.apple.iokit.IOFireWireFamily	4.5.5
com.apple.iokit.IO80211Family	500.15
com.apple.iokit.IONetworkingFamily	3.0
com.apple.iokit.IOAHCIFamily	2.2.1
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