early 2006 mac crashing

Question

early 2006 mac crashing

Can anybody tell me what's going on here?

iI have a mac pro 2x2.66 GHz dual core intel xeon

2 gig 667 MHz ddr2 FB- DIMM

running 10.7.5.

Having problems over the last year with kernel panics

have got a new motherboard installed and a new hard drive put in by a apple technician in a local computer store

have been sending it back and forth to them for months they keep telling me its fixed but its not bloody KERNEL PANICS!!!!!

they have done hardware test said its ok i have spent 650 euro and its still not fixed.

some reports.

Interval Since Last Panic Report: 97938 sec

Panics Since Last Report: 16

Anonymous UUID: 4CC2B11F-05E8-428D-96EE-58662721067D

Mon Feb 23 19:04:19 2015

Machine-check capabilities (cpu 3) 0x0000000000000006:

family: 6 model: 15 stepping: 6 microcode: 198

Intel(R) Xeon(R) CPU 5150 @ 2.66GHz

6 error-reporting banks

Machine-check status 0x0000000000000005:

restart IP valid

machine-check in progress

MCA error-reporting registers:

IA32_MC0_STATUS(0x401): 0x1000000020000000 invalid

IA32_MC1_STATUS(0x405): 0x0000000000000000 invalid

IA32_MC2_STATUS(0x409): 0x0000000000000000 invalid

IA32_MC3_STATUS(0x40d): 0x0020000000000000 invalid

IA32_MC4_STATUS(0x411): 0x0000000000000011 invalid

IA32_MC5_STATUS(0x415): 0xb200001080200e0f valid

MCA error code: 0x0e0f

Model specific error code: 0x8020

Other information: 0x00000010

Status bits:

Processor context corrupt

Error enabled

Uncorrected error

panic(cpu 0 caller 0x2cf3cc): "Machine Check at 0x002ca56b, trapno:0x12, err:0x0," "registers:\n" "CR0: 0x80010033, CR2: 0x0200d000, CR3: 0x1686d000, CR4: 0x00000660\n" "EAX: 0x05d167f0, EBX: 0x05d168a0, ECX: 0x36a53e80, EDX: 0x053143a8\n" "ESP: 0x36a53df0, EBP: 0x36a53e18, ESI: 0x05d167f0, EDI: 0x05cdf3f8\n" "EFL: 0x00000046, EIP: 0x002ca56b\n"@/SourceCache/xnu/xnu-1699.32.7/osfmk/i386/trap_native.c:258

Backtrace (CPU 0), Frame : Return Address (4 potential args on stack)

0x818d98 : 0x2203de (0x6b08cc 0x818db8 0x229fb0 0x0)

0x818dc8 : 0x2cf3cc (0x6bde94 0x6bdfc8 0x2ca56b 0x12)

0x818f38 : 0x2cf409 (0x818f70 0xde 0x6bdfc8 0x1)

0x818f58 : 0x2e6182 (0x818f70 0x0 0x0 0x0)

0x36a53e18 : 0x23339a (0x5cdf3f8 0x5d167f0 0x36a53e38 0x2cd4ca)

0x36a53e38 : 0x22f0a3 (0x5cdf3f8 0x5d167f0 0x5d168a0 0x22e621)

0x36a53e98 : 0x22f6db (0x0 0x5d167f0 0x36a53eb8 0x22cdb3)

0x36a53ef8 : 0x22f821 (0x234b10 0x0 0x0 0x2c72b6)

0x36a53f18 : 0x234ff7 (0x234b10 0x8444cc 0x0 0x2)

0x36a53f58 : 0x235646 (0x0 0x0 0x0 0x2ceea0)

0x36a53f88 : 0x2356bb (0xb703 0x2ceea0 0x36a53fc8 0x2b7bb7)

0x36a53f98 : 0x2b7bb7 (0x5ba0054 0x5cdf3f8 0x36a53fc8 0x234bf6)

0x36a53fc8 : 0x2e60c7 (0x5ba0050 0x0 0x10 0x5ba0550)

BSD process name corresponding to current thread: opendirectoryd

Mac OS version:

11G63

Kernel version:

Darwin Kernel Version 11.4.2: Thu Aug 23 16:26:45 PDT 2012; root:xnu-1699.32.7~1/RELEASE_I386

Kernel UUID: 859B45FB-14BB-35ED-B823-08393C63E13B

System model name: MacPro1,1 (Mac-F4208DC8)

System uptime in nanoseconds: 18023188205

last loaded kext at 3020932832: com.apple.driver.CSRUSBBluetoothHCIController4.0.8f17 (addr 0x1075000, size 20480)

loaded kexts:

com.apple.driver.CSRUSBBluetoothHCIController4.0.8f17

com.apple.driver.XsanFilter404

com.apple.iokit.IOAHCIBlockStorage2.1.0

com.apple.driver.CSRHIDTransitionDriver4.0.8f17

com.apple.iokit.SCSITaskUserClient3.2.1

com.apple.AppleFSCompression.AppleFSCompressionTypeDataless1.0.0d1

com.apple.AppleFSCompression.AppleFSCompressionTypeZlib1.0.0d1

com.apple.BootCache33

com.apple.driver.AppleFWOHCI4.9.0

com.apple.driver.AppleAHCIPort2.3.1

com.apple.driver.AppleIntelPIIXATA2.5.1

com.apple.driver.AirPortBrcm43224501.36.15

com.apple.driver.AppleIntel8254XEthernet2.1.3b1

com.apple.driver.AppleUSBHub5.1.0

com.apple.driver.AppleEFINVRAM1.6.1

com.apple.driver.AppleUSBEHCI5.1.0

com.apple.driver.AppleACPIButtons1.5

com.apple.driver.AppleUSBUHCI5.1.0

com.apple.driver.AppleRTC1.5

com.apple.driver.AppleHPET1.7

com.apple.driver.AppleSMBIOS1.9

com.apple.driver.AppleACPIEC1.5

com.apple.driver.AppleAPIC1.6

com.apple.driver.AppleIntelCPUPowerManagementClient195.0.0

com.apple.nke.applicationfirewall3.2.30

com.apple.security.quarantine1.4

com.apple.security.TMSafetyNet8

com.apple.driver.AppleIntelCPUPowerManagement195.0.0

com.apple.driver.AppleUSBBluetoothHCIController4.0.8f17

com.apple.iokit.IOBluetoothFamily4.0.8f17

com.apple.driver.AppleFileSystemDriver13

com.apple.driver.AppleUSBHIDMouse175.9

com.apple.iokit.IOUSBHIDDriver5.0.0

com.apple.driver.AppleHIDMouse175.9

com.apple.driver.AppleUSBComposite5.0.0

com.apple.iokit.IOSCSIMultimediaCommandsDevice3.2.1

com.apple.iokit.IOBDStorageFamily1.7

com.apple.iokit.IODVDStorageFamily1.7.1

com.apple.iokit.IOCDStorageFamily1.7.1

com.apple.iokit.IOATAPIProtocolTransport3.0.0

com.apple.iokit.IOSCSIArchitectureModelFamily3.2.1

com.apple.iokit.IOFireWireFamily4.4.8

com.apple.iokit.IOAHCIFamily2.0.8

com.apple.iokit.IOATAFamily2.5.1

com.apple.iokit.IO80211Family420.3

com.apple.iokit.IONetworkingFamily2.1

com.apple.iokit.IOUSBUserClient5.0.0

com.apple.driver.AppleEFIRuntime1.6.1

com.apple.iokit.IOHIDFamily1.7.1

com.apple.iokit.IOUSBFamily5.1.0

com.apple.iokit.IOSMBusFamily1.1

com.apple.security.sandbox177.11

com.apple.kext.AppleMatch1.0.0d1

com.apple.driver.DiskImages331.7

com.apple.iokit.IOStorageFamily1.7.2

com.apple.driver.AppleKeyStore28.18

com.apple.driver.AppleACPIPlatform1.5

com.apple.iokit.IOPCIFamily2.7

com.apple.iokit.IOACPIFamily1.4

Model: MacPro1,1, BootROM MP11.005C.B08, 4 processors, Dual-Core Intel Xeon, 2.66 GHz, 2 GB, SMC 1.7f10

Graphics: ATI Radeon HD 2600 XT, ATI Radeon HD 2600, PCIe, 256 MB

Memory Module: DIMM Riser A/DIMM 1, 512 MB, DDR2 FB-DIMM, 667 MHz, 0x80AD, 0x48594D5035363441373243503844332D5935

Memory Module: DIMM Riser A/DIMM 2, 512 MB, DDR2 FB-DIMM, 667 MHz, 0x80AD, 0x48594D5035363441373243503844332D5935

Memory Module: DIMM Riser A/DIMM 3, 512 MB, DDR2 FB-DIMM, 667 MHz, 0x80AD, 0x48594D5035363441373243503844332D5935

Memory Module: DIMM Riser A/DIMM 4, 512 MB, DDR2 FB-DIMM, 667 MHz, 0x80AD, 0x48594D5035363441373243503844332D5935

AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x87), Broadcom BCM43xx 1.0 (5.10.131.36.15)

Bluetooth: Version 4.0.8f17, 2 service, 18 devices, 1 incoming serial ports

PCI Card: ATI Radeon HD 2600, sppci_displaycontroller, Slot-1

Serial ATA Device: Hitachi HDS721010CLA330, 1 TB

Parallel ATA Device: OPTIARC DVD RW AD-7170A

USB Device: hub_device, apple_vendor_id, 0x911b, 0xfd500000 / 3

USB Device: Apple Optical USB Mouse, apple_vendor_id, 0x0304, 0xfd510000 / 7

USB Device: Comfort Curve Keyboard 2000, 0x045e (Microsoft Corporation), 0x00dd, 0xfd530000 / 6

USB Device: Apple Cinema Display, apple_vendor_id, 0x921b, 0xfd520000 / 5

USB Device: hub_device, apple_vendor_id, 0x911b, 0xfd300000 / 2

USB Device: Apple Cinema Display, apple_vendor_id, 0x921b, 0xfd320000 / 4

USB Device: Bluetooth USB Host Controller, apple_vendor_id, 0x8206, 0x5d200000 / 2

FireWire Device: built-in_hub, 800mbit_speed

FireWire Device: unknown_device, unknown_speed

and also