Here's a panic report. I'd be pleased to hear your comment about this. The problem is reproducible. The kernel panics always happen now since the OS X update when shutting down the external drives (pushing the blue button for 4 seconds on a LaCie thunderbolt2 drive).
*** Panic Report ***
panic(cpu 0 caller 0xffffff8015c1a46e): Kernel trap at 0xffffff80160e9774, type 14=page fault, registers:
CR0: 0x000000008001003b, CR2: 0x0000000000000000, CR3: 0x0000000029410000, CR4: 0x00000000001626e0
RAX: 0x0000000000070001, RBX: 0xffffff8052449400, RCX: 0x5ece09ad7576000b, RDX: 0xffffff81e4c39088
RSP: 0xffffff820f13be90, RBP: 0xffffff820f13be90, RSI: 0xffffff81e4c39068, RDI: 0x0000000000000000
R8: 0x00000000009867ec, R9: 0xffffff8016295740, R10: 0x00000027ced129f7, R11: 0x00000027ce38c20b
R12: 0xffffff820f13bf50, R13: 0xffffff7f97e4d044, R14: 0xffffff7f97e63978, R15: 0xffffff80162d66c0
RFL: 0x0000000000010202, RIP: 0xffffff80160e9774, CS: 0x0000000000000008, SS: 0x0000000000000010
Fault CR2: 0x0000000000000000, Error code: 0x0000000000000000, Fault CPU: 0x0
Backtrace (CPU 0), Frame : Return Address
0xffffff820f13bb40 : 0xffffff8015b2fe41
0xffffff820f13bbc0 : 0xffffff8015c1a46e
0xffffff820f13bd80 : 0xffffff8015c36683
0xffffff820f13bda0 : 0xffffff80160e9774
0xffffff820f13be90 : 0xffffff7f97e4d267
0xffffff820f13beb0 : 0xffffff7f97e50ad7
0xffffff820f13bee0 : 0xffffff7f97e4d1ed
0xffffff820f13bf00 : 0xffffff8015b624f9
0xffffff820f13bfb0 : 0xffffff8015c14dd7
Kernel Extensions in backtrace:
com.apple.driver.AppleAHCIPort(3.1)[93E1D2EC-50EE-3340-9676-0EA1E0B1AD45]@0xfff fff7f97e49000->0xffffff7f97e63fff
dependency: com.apple.iokit.IOAHCIFamily(2.7.5)[DAF0353B-16D5-385A-A0F3-FD5CF3BA07F2]@0xfff fff7f96e55000
dependency: com.apple.iokit.IOPCIFamily(2.9)[56AD16B5-4F29-3F74-93E7-D492B3966DE2]@0xffffff 7f96324000
BSD process name corresponding to current thread: kernel_task
Mac OS version:
14C109
Kernel version:
Darwin Kernel Version 14.1.0: Mon Dec 22 23:10:38 PST 2014; root:xnu-2782.10.72~2/RELEASE_X86_64
Kernel UUID: DCF5C2D5-16AE-37F5-B2BE-ED127048DFF5
Kernel slide: 0x0000000015800000
Kernel text base: 0xffffff8015a00000
__HIB text base: 0xffffff8015900000
System model name: MacPro6,1 (Mac-F60DEB81FF30ACF6)
System uptime in nanoseconds: 170963649891
last loaded kext at 111304101261: com.apple.driver.AppleThunderboltPCIUpAdapter 2.0.2 (addr 0xffffff7f97890000, size 53248)
loaded kexts:
com.apple.driver.AppleBluetoothMultitouch 85.3
com.apple.iokit.IOBluetoothUSBDFU 4.3.2f6
com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport 4.3.2f6
com.apple.driver.AppleUSBCDC 4.2.2b5
com.apple.driver.AudioAUUC 1.70
com.apple.driver.AGPM 100.15.5
com.apple.driver.ApplePlatformEnabler 2.1.7d1
com.apple.driver.X86PlatformShim 1.0.0
com.apple.filesystems.autofs 3.0
com.apple.iokit.IOBluetoothSerialManager 4.3.2f6
com.apple.driver.AppleOSXWatchdog 1
com.apple.driver.AppleHDAHardwareConfigDriver 269.25
com.apple.driver.AppleHDA 269.25
com.apple.driver.AppleGraphicsDevicePolicy 3.7.7
com.apple.driver.AppleUpstreamUserClient 3.6.1
com.apple.driver.AppleMCCSControl 1.2.11
com.apple.kext.AMDFramebuffer 1.3.0
com.apple.iokit.IOUserEthernet 1.0.1
com.apple.driver.ACPI_SMC_PlatformPlugin 1.0.0
com.apple.AMDRadeonX4000 1.3.0
com.apple.Dont_Steal_Mac_OS_X 7.0.0
com.apple.driver.AppleHWAccess 1
com.apple.driver.AppleHV 1
com.apple.driver.AppleLPC 1.7.3
com.apple.driver.AppleMGPUPowerControl 3.8.6
com.apple.kext.AMD7000Controller 1.3.0
com.apple.driver.AppleIntelMCEReporter 107
com.apple.driver.AppleThunderboltIP 2.0.2
com.apple.iokit.SCSITaskUserClient 3.7.3
com.apple.driver.AppleUSBODD 3.5.1
com.apple.driver.AppleFileSystemDriver 3.0.1
com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1
com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0d1
com.apple.BootCache 35
com.apple.driver.XsanFilter 404
com.apple.driver.AppleUSBHub 705.4.2
com.apple.iokit.IOAHCIBlockStorage 2.7.0
com.apple.driver.AppleUSBXHCI 710.4.11
com.apple.iokit.AppleBCM5701Ethernet 10.1.3
com.apple.driver.AirPort.Brcm4360 910.26.12
com.apple.driver.AppleAHCIPort 3.1.0
com.apple.driver.AppleUSBEHCI 705.4.14
com.apple.driver.AppleRTC 2.0
com.apple.driver.AppleACPIEC 3.1
com.apple.driver.AppleACPIButtons 3.1
com.apple.driver.AppleHPET 1.8
com.apple.driver.AppleSMBIOS 2.1
com.apple.driver.AppleAPIC 1.7
com.apple.driver.AppleIntelCPUPowerManagementClient 218.0.0
com.apple.nke.applicationfirewall 161
com.apple.security.quarantine 3
com.apple.security.TMSafetyNet 8
com.apple.driver.AppleIntelCPUPowerManagement 218.0.0
com.apple.driver.AppleThunderboltPCIUpAdapter 2.0.2
com.apple.driver.AppleMultitouchDriver 262.33.1
com.apple.driver.AppleBluetoothHIDKeyboard 176.2
com.apple.driver.IOBluetoothHIDDriver 4.3.2f6
com.apple.driver.AppleHIDKeyboard 176.2
com.apple.iokit.IOBluetoothHostControllerUSBTransport 4.3.2f6
com.apple.iokit.IOUSBUserClient 705.4.0
com.apple.iokit.IOUSBHIDDriver 705.4.0
com.apple.driver.AppleUSBMergeNub 705.4.0
com.apple.kext.triggers 1.0
com.apple.iokit.IOSerialFamily 11
com.apple.driver.DspFuncLib 269.25
com.apple.kext.OSvKernDSPLib 1.15
com.apple.driver.AppleSMBusController 1.0.13d1
com.apple.iokit.IOSurface 97
com.apple.driver.IOPlatformPluginLegacy 1.0.0
com.apple.iokit.IOAcceleratorFamily2 156.6
com.apple.iokit.IOBluetoothFamily 4.3.2f6
com.apple.driver.AppleHDAController 269.25
com.apple.iokit.IOHDAFamily 269.25
com.apple.iokit.IOAudioFamily 203.3
com.apple.vecLib.kext 1.2.0
com.apple.driver.X86PlatformPlugin 1.0.0
com.apple.driver.AppleSMC 3.1.9
com.apple.driver.AppleSMBusPCI 1.0.12d1
com.apple.driver.IOPlatformPluginFamily 5.8.1d38
com.apple.driver.AppleGraphicsControl 3.8.6
com.apple.driver.AppleBacklightExpert 1.1.0
com.apple.iokit.IONDRVSupport 2.4.1
com.apple.kext.AMDSupport 1.3.0
com.apple.AppleGraphicsDeviceControl 3.8.6
com.apple.iokit.IOGraphicsFamily 2.4.1
com.apple.driver.AppleThunderboltEDMSink 4.0.2
com.apple.driver.AppleThunderboltDPOutAdapter 4.0.6
com.apple.iokit.IOSCSIMultimediaCommandsDevice 3.7.3
com.apple.iokit.IOBDStorageFamily 1.7
com.apple.iokit.IODVDStorageFamily 1.7.1
com.apple.iokit.IOCDStorageFamily 1.7.1
com.apple.iokit.IOUSBMassStorageClass 3.7.1
com.apple.iokit.IOSCSIArchitectureModelFamily 3.7.3
com.apple.driver.AppleUSBComposite 705.4.9
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 4.2.1
com.apple.iokit.IOEthernetAVBController 1.0.3b3
com.apple.iokit.IO80211Family 710.55
com.apple.driver.mDNSOffloadUserClient 1.0.1b8
com.apple.iokit.IONetworkingFamily 3.2
com.apple.iokit.IOAHCIFamily 2.7.5
com.apple.iokit.IOUSBFamily 710.4.14
com.apple.driver.AppleEFINVRAM 2.0
com.apple.driver.AppleEFIRuntime 2.0
com.apple.iokit.IOSMBusFamily 1.1
com.apple.iokit.IOHIDFamily 2.0.0
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 396
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: MacPro6,1, BootROM MP61.0116.B11, 4 processors, Quad-Core Intel Xeon E5, 3.7 GHz, 16 GB, SMC 2.20f18
Graphics: AMD FirePro D300, AMD FirePro D300, PCIe, 2048 MB
Graphics: AMD FirePro D300, AMD FirePro D300, PCIe, 2048 MB
Memory Module: DIMM1, 4 GB, DDR3 ECC, 1866 MHz, 0x80AD, 0x484D54343531553741465238432D52442020
Memory Module: DIMM2, 4 GB, DDR3 ECC, 1866 MHz, 0x80AD, 0x484D54343531553741465238432D52442020
Memory Module: DIMM3, 4 GB, DDR3 ECC, 1866 MHz, 0x80AD, 0x484D54343531553741465238432D52442020
Memory Module: DIMM4, 4 GB, DDR3 ECC, 1866 MHz, 0x80AD, 0x484D54343531553741465238432D52442020
AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x135), Broadcom BCM43xx 1.0 (7.15.159.13.12)
Bluetooth: Version 4.3.2f6 15235, 3 services, 27 devices, 1 incoming serial ports
Network Service: Ethernet 1, Ethernet, en0
PCI Card: AMD FirePro D300, Display Controller, Slot-1
PCI Card: AMD FirePro D300, Display Controller, Slot-2
Serial ATA Device: APPLE SSD SM1024F, 1 TB
USB Device: Hub
USB Device: BRCM20702 Hub
USB Device: Bluetooth USB Host Controller
USB Device: Apple USB SuperDrive
Thunderbolt Bus: Mac Pro, Apple Inc., 19.2
Thunderbolt Bus: Mac Pro, Apple Inc., 19.2
Thunderbolt Bus: Mac Pro, Apple Inc., 19.2