Kernel panic with time machine back-up
Since Thursday I have been getting a kernel panic every time I try and back up to my storage device with time machine. I have given the report below.
Interval Since Last Panic Report: 5008845 sec
Panics Since Last Report: 4
Anonymous UUID: 3C6059B2-E866-4C48-83A0-11E48C35478E
Sat Jul 20 14:50:41 2013
panic(cpu 2 caller 0xffffff80004e1f57): "hfs_UNswap_BTNode: invalid backward link (0x0001258b == 0x0001258b)\n"@/SourceCache/xnu/xnu-1699.32.7/bsd/hfs/hfs_endian.c:297
Backtrace (CPU 2), Frame : Return Address
0xffffff807ef7bac0 : 0xffffff8000220792
0xffffff807ef7bb40 : 0xffffff80004e1f57
0xffffff807ef7bb90 : 0xffffff80004d5a94
0xffffff807ef7bbd0 : 0xffffff800031f390
0xffffff807ef7bcb0 : 0xffffff8000320403
0xffffff807ef7bd60 : 0xffffff8000320700
0xffffff807ef7bdb0 : 0xffffff80004fb850
0xffffff807ef7bde0 : 0xffffff80004f623f
0xffffff807ef7be90 : 0xffffff800030470f
0xffffff807ef7bec0 : 0xffffff80002fcf64
0xffffff807ef7bf30 : 0xffffff800030e6cc
0xffffff807ef7bf50 : 0xffffff80005ce4cb
0xffffff807ef7bfb0 : 0xffffff80002daea3
BSD process name corresponding to current thread: launchd
Mac OS version:
11G63
Kernel version:
Darwin Kernel Version 11.4.2: Thu Aug 23 16:25:48 PDT 2012; root:xnu-1699.32.7~1/RELEASE_X86_64
Kernel UUID: FF3BB088-60A4-349C-92EA-CA649C698CE5
System model name: iMac12,1 (Mac-942B5BF58194151B)
System uptime in nanoseconds: 13986023168469
last loaded kext at 13894547265615: com.apple.filesystems.afpfs 9.8.1 (addr 0xffffff7f810f6000, size 356352)
last unloaded kext at 175568155507: com.apple.driver.AppleUSBUHCI 5.1.0 (addr 0xffffff7f80b56000, size 65536)
loaded kexts:
- net.telestream.driver.TelestreamAudio 1.0.6
- com.Cycling74.driver.Soundflower 1.5.1
- com.apple.filesystems.afpfs 9.8.1
- com.apple.nke.asp_tcp 6.0.1
- com.apple.filesystems.cd9660 1.4.2
- com.apple.filesystems.smbfs 1.7.2
- com.apple.filesystems.msdosfs 1.7.1
- com.apple.driver.AppleHWSensor 1.9.5d0
- com.apple.driver.AppleBluetoothMultitouch 70.12
- com.apple.filesystems.ntfs 3.10.1
- com.apple.filesystems.autofs 3.0
- com.apple.driver.AudioAUUC 1.59
- com.apple.driver.AGPM 100.12.75
- com.apple.driver.AppleMikeyHIDDriver 122
- com.apple.driver.AppleHDA 2.2.5a5
- com.apple.driver.AppleUpstreamUserClient 3.5.9
- com.apple.driver.AppleMikeyDriver 2.2.5a5
- com.apple.kext.ATIFramebuffer 7.3.2
- com.apple.iokit.IOUserEthernet 1.0.0d1
- com.apple.driver.AppleSMCPDRC 5.0.0d8
- com.apple.ATIRadeonX3000 7.3.2
- com.apple.iokit.IOBluetoothSerialManager 4.0.8f17
- com.apple.Dont_Steal_Mac_OS_X 7.0.0
- com.apple.driver.AudioIPCDriver 1.2.3
- com.apple.driver.AppleSMCLMU 2.0.1d2
- com.apple.driver.ApplePolicyControl 3.1.33
- com.apple.driver.ACPI_SMC_PlatformPlugin 5.0.0d8
- com.apple.driver.AppleLPC 1.6.0
- com.apple.driver.AppleBacklight 170.2.2
- com.apple.driver.AppleMCCSControl 1.0.33
- com.apple.driver.AppleIntelHD3000Graphics 7.3.2
- com.apple.driver.BroadcomUSBBluetoothHCIController 4.0.8f17
- com.apple.iokit.SCSITaskUserClient 3.2.1
- com.apple.driver.AppleUSBCardReader 3.0.6
- com.apple.iokit.IOAHCISerialATAPI 2.0.3
- com.apple.driver.AppleIRController 312
- com.apple.driver.XsanFilter 404
- com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1
- com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0d1
- com.apple.BootCache 33
- com.apple.iokit.IOAHCIBlockStorage 2.1.0
- com.apple.driver.AppleUSBHub 5.1.0
- com.apple.driver.AirPort.Atheros40 505.67.1
- com.apple.iokit.AppleBCM5701Ethernet 3.2.4b8
- com.apple.driver.AppleEFINVRAM 1.6.1
- com.apple.driver.AppleFWOHCI 4.9.0
- com.apple.driver.AppleUSBEHCI 5.1.0
- com.apple.driver.AppleACPIButtons 1.5
- com.apple.driver.AppleAHCIPort 2.3.1
- com.apple.driver.AppleRTC 1.5
- com.apple.driver.AppleHPET 1.7
- com.apple.driver.AppleSMBIOS 1.9
- com.apple.driver.AppleACPIEC 1.5
- com.apple.driver.AppleAPIC 1.6
- com.apple.driver.AppleIntelCPUPowerManagementClient 195.0.0
- com.apple.nke.applicationfirewall 3.2.30
- com.apple.security.quarantine 1.4
- com.apple.security.TMSafetyNet 8
- com.apple.driver.AppleIntelCPUPowerManagement 195.0.0
- com.apple.security.SecureRemotePassword 1.0
- com.apple.driver.AppleBluetoothHIDKeyboard 160.7
- com.apple.driver.AppleHIDKeyboard 160.7
- com.apple.driver.AppleMultitouchDriver 231.4
- com.apple.driver.IOBluetoothHIDDriver 4.0.8f17
- com.apple.kext.triggers 1.0
- com.apple.driver.DspFuncLib 2.2.5a5
- com.apple.iokit.IOSurface 80.0.2
- com.apple.iokit.IOSerialFamily 10.0.5
- com.apple.iokit.IOFireWireIP 2.2.5
- com.apple.iokit.IOAudioFamily 1.8.6fc18
- com.apple.kext.OSvKernDSPLib 1.3
- com.apple.driver.AppleHDAController 2.2.5a5
- com.apple.iokit.IOHDAFamily 2.2.5a5
- com.apple.driver.AppleSMC 3.1.3d10
- com.apple.driver.IOPlatformPluginLegacy 5.0.0d8
- com.apple.driver.AppleSMBusPCI 1.0.10d0
- com.apple.driver.AppleThunderboltEDMSink 1.1.8
- com.apple.driver.AppleThunderboltEDMSource 1.1.8
- com.apple.driver.IOPlatformPluginFamily 5.1.1d6
- com.apple.driver.AppleGraphicsControl 3.1.33
- com.apple.driver.AppleBacklightExpert 1.0.4
- com.apple.driver.AppleSMBusController 1.0.10d0
- com.apple.kext.ATI6000Controller 7.3.2
- com.apple.kext.ATISupport 7.3.2
- com.apple.iokit.IONDRVSupport 2.3.4
- com.apple.driver.AppleIntelSNBGraphicsFB 7.3.2
- com.apple.iokit.IOGraphicsFamily 2.3.4
- com.apple.driver.AppleUSBBluetoothHCIController 4.0.8f17
- com.apple.iokit.IOBluetoothFamily 4.0.8f17
- com.apple.driver.AppleThunderboltDPOutAdapter 1.8.5
- com.apple.driver.AppleThunderboltDPInAdapter 1.8.5
- com.apple.driver.AppleThunderboltDPAdapterFamily 1.8.5
- com.apple.driver.AppleThunderboltPCIDownAdapter 1.2.5
- com.apple.iokit.IOSCSIMultimediaCommandsDevice 3.2.1
- com.apple.iokit.IOBDStorageFamily 1.7
- com.apple.iokit.IODVDStorageFamily 1.7.1
- com.apple.iokit.IOCDStorageFamily 1.7.1
- com.apple.iokit.IOSCSIBlockCommandsDevice 3.2.1
- com.apple.iokit.IOUSBMassStorageClass 3.0.3
- com.apple.iokit.IOSCSIArchitectureModelFamily 3.2.1
- com.apple.iokit.IOUSBHIDDriver 5.0.0
- com.apple.driver.AppleUSBMergeNub 5.1.0
- com.apple.driver.AppleUSBComposite 5.0.0
- com.apple.driver.AppleThunderboltNHI 1.6.0
- com.apple.iokit.IOThunderboltFamily 2.0.3
- com.apple.iokit.IOUSBUserClient 5.0.0
- com.apple.iokit.IO80211Family 420.3
- com.apple.iokit.IOEthernetAVBController 1.0.1b1
- com.apple.iokit.IONetworkingFamily 2.1
- com.apple.iokit.IOFireWireFamily 4.4.8
- com.apple.iokit.IOUSBFamily 5.1.0
- com.apple.driver.AppleEFIRuntime 1.6.1
- com.apple.iokit.IOHIDFamily 1.7.1
- com.apple.iokit.IOAHCIFamily 2.0.8
- com.apple.iokit.IOSMBusFamily 1.1
- com.apple.security.sandbox 177.11
- com.apple.kext.AppleMatch 1.0.0d1
- com.apple.driver.DiskImages 331.7
- com.apple.iokit.IOStorageFamily 1.7.2
- com.apple.driver.AppleKeyStore 28.18
- com.apple.driver.AppleACPIPlatform 1.5
- com.apple.iokit.IOPCIFamily 2.7
- com.apple.iokit.IOACPIFamily 1.4
Model: iMac12,1, BootROM IM121.0047.B1F, 4 processors, Intel Core i5, 2.5 GHz, 4 GB, SMC 1.71f22
Graphics: AMD Radeon HD 6750M, AMD Radeon HD 6750M, PCIe, 512 MB
Memory Module: BANK 0/DIMM0, 2 GB, DDR3, 1333 MHz, 0x02FE, 0x45424A3231554538424655302D444A2D4620
Memory Module: BANK 1/DIMM0, 2 GB, DDR3, 1333 MHz, 0x02FE, 0x45424A3231554538424655302D444A2D4620
AirPort: spairport_wireless_card_type_airport_extreme (0x168C, 0x9A), Atheros 9380: 4.0.67.5-P2P
Bluetooth: Version 4.0.8f17, 2 service, 18 devices, 1 incoming serial ports
Network Service: Ethernet, Ethernet, en0
Serial ATA Device: ST3500418AS, 500.11 GB
Serial ATA Device: OPTIARC DVD RW AD-5690H
USB Device: FaceTime HD Camera (Built-in), apple_vendor_id, 0x850b, 0xfa200000 / 3
USB Device: hub_device, 0x0424 (SMSC), 0x2514, 0xfa100000 / 2
USB Device: BRCM2046 Hub, 0x0a5c (Broadcom Corp.), 0x4500, 0xfa110000 / 4
USB Device: Bluetooth USB Host Controller, apple_vendor_id, 0x8215, 0xfa111000 / 6
USB Device: hub_device, 0x0424 (SMSC), 0x2514, 0xfd100000 / 2
USB Device: Cruzer Edge, 0x0781 (SanDisk Corporation), 0x556b, 0xfd140000 / 5
USB Device: Internal Memory Card Reader, apple_vendor_id, 0x8403, 0xfd110000 / 4
USB Device: IR Receiver, apple_vendor_id, 0x8242, 0xfd120000 / 3
iMac, Mac OS X (10.7.3), windows 7 installed with bootcamp