My Macbook Pro Mid-2009 keeps on crashing after Mavericks Upgrade

Hi, my Macbook Pro Mid-2009 keeps crashing. My CPU gets really hot when I'm running Chrome or when its syncing Dropbox or when its indexing the Harddisk.

This is an example of many System Diagnostic Reports:

Sat Jan 25 13:13:45 2014

panic(cpu 1 caller 0xffffff801e8dc19e): Kernel trap at 0xffffff801ebc44e1, type 13=general protection, registers:

CR0: 0x0000000080010033, CR2: 0x00007fff7ab706e0, CR3: 0x0000000105ec3000, CR4: 0x0000000000000660

RAX: 0xffffff8038010008, RBX: 0x006300630041006c, RCX: 0x000000000000001c, RDX: 0xffffff8032966e28

RSP: 0xffffff8106a53e80, RBP: 0xffffff8106a53ec0, RSI: 0x000000000000001c, RDI: 0xffffff80378c8bf0

R8: 0x00000000000003ff, R9: 0xffff9f7fff9bc96f, R10: 0x00007fff8e7055aa, R11: 0x0000000000000202

R12: 0xffffff80378c8bf0, R13: 0x000000000000001c, R14: 0xffffff80378c8bf0, R15: 0x000000000000001c

RFL: 0x0000000000010206, RIP: 0xffffff801ebc44e1, CS: 0x0000000000000008, SS: 0x0000000000000010

Fault CR2: 0x00007fff7ab706e0, Error code: 0x0000000000000000, Fault CPU: 0x1

Backtrace (CPU 1), Frame : Return Address

0xffffff80fa2addf0 : 0xffffff801e822f69

0xffffff80fa2ade70 : 0xffffff801e8dc19e

0xffffff80fa2ae040 : 0xffffff801e8f3606

0xffffff80fa2ae060 : 0xffffff801ebc44e1

0xffffff8106a53ec0 : 0xffffff801ebbc621

0xffffff8106a53f10 : 0xffffff801ebbee5a

0xffffff8106a53f50 : 0xffffff801ec3de23

0xffffff8106a53fb0 : 0xffffff801e8f3e06

BSD process name corresponding to current thread: TextExpander

Mac OS version:

13B42

Kernel version:

Darwin Kernel Version 13.0.0: Thu Sep 19 22:22:27 PDT 2013; root:xnu-2422.1.72~6/RELEASE_X86_64

Kernel UUID: 1D9369E3-D0A5-31B6-8D16-BFFBBB390393

Kernel slide: 0x000000001e600000

Kernel text base: 0xffffff801e800000

System model name: MacBookPro5,5 (Mac-F2268AC8)

System uptime in nanoseconds: 80364376567

last loaded kext at 16565963039: com.apple.driver.AppleHIDKeyboard 170.15 (addr 0xffffff7fa0556000, size 28672)

loaded kexts:

com.apple.filesystems.autofs 3.0

com.apple.driver.AppleHWSensor 1.9.5d0

com.apple.driver.AudioAUUC 1.60

com.apple.driver.AGPM 100.14.11

com.apple.driver.AppleTyMCEDriver 1.0.2d2

com.apple.iokit.IOBluetoothSerialManager 4.2.0f6

com.apple.driver.AppleHDAHardwareConfigDriver 2.5.3fc1

com.apple.driver.AppleHDA 2.5.3fc1

com.apple.driver.AppleMikeyHIDDriver 124

com.apple.iokit.IOUserEthernet 1.0.0d1

com.apple.driver.AppleUpstreamUserClient 3.5.13

com.apple.Dont_Steal_Mac_OS_X 7.0.0

com.apple.driver.AppleHWAccess 1

com.apple.driver.ACPI_SMC_PlatformPlugin 1.0.0

com.apple.driver.AppleMikeyDriver 2.5.3fc1

com.apple.GeForceTesla 8.1.8

com.apple.driver.AppleSMCLMU 2.0.4d1

com.apple.driver.AppleLPC 1.7.0

com.apple.iokit.IOBluetoothUSBDFU 4.2.0f6

com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport 4.2.0f6

com.apple.driver.AppleMuxControl 3.4.12

com.apple.driver.AppleBacklight 170.3.5

com.apple.driver.AppleMCCSControl 1.1.12

com.apple.nvidia.NVDAStartup 8.1.8

com.apple.driver.SMCMotionSensor 3.0.4d1

com.apple.driver.AppleUSBTCButtons 240.2

com.apple.driver.AppleUSBTCKeyEventDriver 240.2

com.apple.driver.AppleUSBTCKeyboard 240.2

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.AppleIRController 325.7

com.apple.driver.AppleUSBCardReader 3.3.5

com.apple.iokit.SCSITaskUserClient 3.6.0

com.apple.driver.XsanFilter 404

com.apple.iokit.IOAHCIBlockStorage 2.4.0

com.apple.driver.AirPort.Brcm4331 700.20.22

com.apple.driver.AppleFWOHCI 4.9.9

com.apple.driver.AppleUSBHub 650.4.4

com.apple.driver.AppleSmartBatteryManager 161.0.0

com.apple.driver.AppleAHCIPort 2.9.5

com.apple.nvenet 2.0.21

com.apple.driver.AppleUSBEHCI 650.4.1

com.apple.driver.AppleUSBOHCI 650.4.1

com.apple.driver.AppleRTC 2.0

com.apple.driver.AppleHPET 1.8

com.apple.driver.AppleACPIButtons 2.0

com.apple.driver.AppleSMBIOS 2.0

com.apple.driver.AppleACPIEC 2.0

com.apple.driver.AppleAPIC 1.7

com.apple.driver.AppleIntelCPUPowerManagementClient 216.0.0

com.apple.nke.applicationfirewall 153

com.apple.security.quarantine 3

com.apple.driver.AppleIntelCPUPowerManagement 216.0.0

com.apple.driver.AppleHIDKeyboard 170.15

com.apple.driver.IOBluetoothHIDDriver 4.2.0f6

com.apple.kext.triggers 1.0

com.apple.AppleGraphicsDeviceControl 3.4.12

com.apple.iokit.IOSerialFamily 10.0.7

com.apple.driver.DspFuncLib 2.5.3fc1

com.apple.vecLib.kext 1.0.0

com.apple.iokit.IOAudioFamily 1.9.4fc11

com.apple.kext.OSvKernDSPLib 1.14

com.apple.iokit.IOSurface 91

com.apple.iokit.IOBluetoothFamily 4.2.0f6

com.apple.driver.AppleHDAController 2.5.3fc1

com.apple.iokit.IOHDAFamily 2.5.3fc1

com.apple.driver.IOPlatformPluginLegacy 1.0.0

com.apple.nvidia.classic.NVDANV50HalTesla 8.1.8

com.apple.nvidia.classic.NVDAResmanTesla 8.1.8

com.apple.driver.AppleSMBusPCI 1.0.12d1

com.apple.driver.IOPlatformPluginFamily 5.5.1d27

com.apple.iokit.IOBluetoothHostControllerUSBTransport 4.2.0f6

com.apple.iokit.IOFireWireIP 2.2.5

com.apple.driver.AppleGraphicsControl 3.4.12

com.apple.driver.AppleBacklightExpert 1.0.4

com.apple.iokit.IONDRVSupport 2.3.6

com.apple.driver.AppleSMBusController 1.0.11d1

com.apple.iokit.IOGraphicsFamily 2.3.6

com.apple.driver.AppleSMC 3.1.6d1

com.apple.driver.AppleUSBMultitouch 240.6

com.apple.iokit.IOUSBHIDDriver 650.4.4

com.apple.iokit.IOSCSIBlockCommandsDevice 3.6.0

com.apple.iokit.IOUSBMassStorageClass 3.6.0

com.apple.driver.AppleUSBMergeNub 650.4.0

com.apple.driver.AppleUSBComposite 650.4.0

com.apple.iokit.IOSCSIMultimediaCommandsDevice 3.6.0

com.apple.iokit.IOBDStorageFamily 1.7

com.apple.iokit.IODVDStorageFamily 1.7.1

com.apple.iokit.IOCDStorageFamily 1.7.1

com.apple.iokit.IOAHCISerialATAPI 2.6.0

com.apple.iokit.IOSCSIArchitectureModelFamily 3.6.0

com.apple.iokit.IO80211Family 600.34

com.apple.iokit.IOFireWireFamily 4.5.5

com.apple.iokit.IOUSBUserClient 650.4.4

com.apple.iokit.IOAHCIFamily 2.6.0

com.apple.iokit.IONetworkingFamily 3.2

com.apple.iokit.IOUSBFamily 650.4.4

com.apple.driver.NVSMU 2.2.9

com.apple.driver.AppleEFINVRAM 2.0

com.apple.driver.AppleEFIRuntime 2.0

com.apple.iokit.IOHIDFamily 2.0.0

com.apple.iokit.IOSMBusFamily 1.1

com.apple.security.sandbox 278.10

com.apple.kext.AppleMatch 1.0.0d1

com.apple.security.TMSafetyNet 7

com.apple.driver.AppleKeyStore 2

com.apple.driver.DiskImages 371.1

com.apple.iokit.IOStorageFamily 1.9

com.apple.iokit.IOReportFamily 21

com.apple.driver.AppleFDEKeyStore 28.30

com.apple.driver.AppleACPIPlatform 2.0

com.apple.iokit.IOPCIFamily 2.8

com.apple.iokit.IOACPIFamily 1.4

com.apple.kec.corecrypto 1.0

com.apple.kec.pthread 1

System Profile:

Model: MacBookPro5,5, BootROM MBP55.00AC.B03, 2 processors, Intel Core 2 Duo, 2.53 GHz, 8 GB, SMC 1.47f2

Graphics: NVIDIA GeForce 9400M, NVIDIA GeForce 9400M, PCI, 256 MB

Memory Module: BANK 0/DIMM0, 4 GB, DDR3, 1067 MHz, 0x029E, 0x434D33583447534431303636202020202020

Memory Module: BANK 1/DIMM0, 4 GB, DDR3, 1067 MHz, 0x029E, 0x434D33583447534431303636202020202020

AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x8D), Broadcom BCM43xx 1.0 (5.106.98.100.22)

Bluetooth: Version 4.2.0f6 12982, 3 services, 23 devices, 1 incoming serial ports

Network Service: Wi-Fi, AirPort, en1

Serial ATA Device: M4-CT256M4SSD2, 256,06 GB

Serial ATA Device: HL-DT-ST DVDRW GS23N

USB Device: Built-in iSight

USB Device: Internal Memory Card Reader

USB Device: Apple Internal Keyboard / Trackpad

USB Device: IR Receiver

USB Device: BRCM2046 Hub

USB Device: Bluetooth USB Host Controller

Thunderbolt Bus: