Kernel Crash - is it caused by Parallels

Hi - I am running snow leopard and since upgrading I am getting random kernel crashes. Note - I am not running parallels during the crash, yet it always appears at the top of the list of processes - no idea if this is a coincidence. Looking for any advice

Sun Dec 6 10:06:10 2009
panic(cpu 1 caller 0x2a7ac2): Kernel trap at 0x00292fef, type 14=page fault, registers:
CR0: 0x8001003b, CR2: 0x31c60ffe, CR3: 0x00100000, CR4: 0x00000660
EAX: 0xffffeb28, EBX: 0x3206d4d8, ECX: 0x3ff627f0, EDX: 0xffffeb28
CR2: 0x31c60ffe, EBP: 0x362b2138, ESI: 0x31df7494, EDI: 0x31c60ffe
EFL: 0x00010606, EIP: 0x00292fef, CS: 0x00000008, DS: 0x054d0010
Error code: 0x00000002

Backtrace (CPU 1), Frame : Return Address (4 potential args on stack)
0x362b1e68 : 0x21b2bd (0x5cf868 0x362b1e9c 0x223719 0x0)
0x362b1eb8 : 0x2a7ac2 (0x591c30 0x292fef 0xe 0x591dfa)
0x362b1f98 : 0x29d968 (0x362b1fb0 0x201 0x362b2138 0x292fef)
0x362b1fa8 : 0x292fef (0xe 0x48 0x54d0010 0x10)
0x362b2138 : 0xcda20f (0x5e8f440 0x3204ce00 0x362b24b0 0x1)
0x362b2168 : 0x1341adf (0x5e8f440 0x3204ce00 0x362b24b0 0x1)
0x362b27e8 : 0x135f645 (0x25177000 0x3204ce00 0x0 0x4c11757b)
0x362b2808 : 0x135dab8 (0x25177000 0x3204ce00 0x0 0x52c084)
0x362b2848 : 0xce48fb (0x5daa000 0x3204ce00 0x0 0x54881b)
0x362b2878 : 0x549b3e (0x5e3a100 0x5e3a100 0x5e7d3f0 0x362b28fc)
0x362b28a8 : 0xce3c67 (0x5e8fc80 0xce48b2 0x5e3a100 0x5e7d3f0)
0x362b28d8 : 0xce4177 (0x5e3a100 0x5e7d3f0 0x362b28fc 0xce48fb)
0x362b2918 : 0xce42d2 (0x5e3a100 0x246 0x362b2948 0x32c267)
0x362b2948 : 0xce01a5 (0x5e3a100 0x3204ce00 0x0 0x0)
0x362b2988 : 0x31708c (0x5d9aa04 0x3204ce00 0x362b2c0c 0x362b29c8)
0x362b2a08 : 0x32c463 (0x5d9aa04 0x2 0x3204ce00 0x56de1e0)
0x362b2a38 : 0x34b2bb (0x5d9aa04 0x2 0x3204ce00 0x56de1e0)
0x362b2bb8 : 0x352140 (0x3204ce00 0x1 0x0 0x362b2c04)
0x362b2c38 : 0x353a46 (0x1 0x0 0x0 0x0)
0x362b2d58 : 0x4afc47 (0x858f334 0x0 0x3205d400 0x0)
Backtrace continues...
Kernel Extensions in backtrace (with dependencies):
com.apple.iokit.AppleYukon2(3.1.14b1)@0x133f000->0x136afff
dependency: com.apple.iokit.IONetworkingFamily(1.9)@0xcd5000
dependency: com.apple.iokit.IOPCIFamily(2.6)@0x932000
com.apple.iokit.IONetworkingFamily(1.9)@0xcd5000->0xceafff

BSD process name corresponding to current thread: diskimages-helpe

Mac OS version:
10C540

Kernel version:
Darwin Kernel Version 10.2.0: Tue Nov 3 10:37:10 PST 2009; root:xnu-1486.2.11~1/RELEASE_I386
System model name: iMac6,1 (Mac-F4218FC8)

System uptime in nanoseconds: 3354888018964
unloaded kexts:
com.apple.driver.AppleFileSystemDriver 2.0 (addr 0xfe4000, size 0x12288) - last unloaded 85312889030
loaded kexts:
com.parallels.kext.prl_vnic 5.0 9220.531002
com.parallels.kext.prl_netbridge 5.0 9220.531002
com.parallels.kext.prl_usb_connect 5.0 9220.531002
com.parallels.kext.prl_hid_hook 5.0 9220.531002
com.parallels.kext.prl_hypervisor 5.0 9220.531002
com.apple.filesystems.afpfs 9.6 - last loaded 1274813515937
com.apple.nke.asp_tcp 5.0
com.apple.driver.AppleHWSensor 1.9.2d0
com.apple.filesystems.autofs 2.1.0
com.apple.driver.AppleHDA 1.7.9a4
com.apple.driver.AppleUpstreamUserClient 3.1.0
com.apple.Dont_Steal_Mac_OS_X 7.0.0
com.apple.driver.AudioIPCDriver 1.1.2
com.apple.driver.AppleBacklight 170.0.14
com.apple.driver.AppleLPC 1.4.9
com.apple.GeForce 6.0.6
com.apple.driver.AppleIntelMeromProfile 19
com.apple.driver.ACPI_SMC_PlatformPlugin 4.0.1d0
com.apple.driver.Oxford_Semi 2.5.1
com.apple.driver.AppleIRController 251.1.4
com.apple.iokit.SCSITaskUserClient 2.6.0
com.apple.BootCache 31
com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0d1
com.apple.driver.AppleFWOHCI 4.4.0
com.apple.driver.AppleUSBHub 3.8.4
com.apple.driver.AirPortBrcm43xx 411.91.20
com.apple.iokit.AppleYukon2 3.1.14b1
com.apple.driver.AppleEFINVRAM 1.3.0
com.apple.iokit.IOAHCIBlockStorage 1.6.0
com.apple.driver.AppleRTC 1.3
com.apple.driver.AppleIntelPIIXATA