Hello there!
Seems like it might be Norton that's causing it. First remove Norton Internet Security and use the Cleanup Tool to remove the left over files. Then install Microsoft Security Essentials as a replacement.
Code:
Unable to load image \SystemRoot\system32\drivers\NISx64\1307010.005\SYMDS64.SYS, Win32 error 0n2
*** WARNING: Unable to verify timestamp for SYMDS64.SYS
*** ERROR: Module load completed but symbols could not be loaded for SYMDS64.SYS
*** WARNING: Unable to verify timestamp for win32k.sys
*** ERROR: Module load completed but symbols could not be loaded for win32k.sys
Probably caused by : Pool_Corruption ( nt!ExDeferredFreePool+a53 )
BSOD BUGCHECK SUMMARY
Code:
Loading Dump File [C:\Documents and Settings\Shyam\_jcgriff2_\dbug\__Kernel__\072512-6193-01.dmp]
Built by: 7601.17835.amd64fre.win7sp1_gdr.120503-2030
Debug session time: Thu Jul 26 07:16:04.241 2012 (GMT+6)
System Uptime: 0 days 9:28:44.084
BugCheck 1A, {8886, fffffa8000a470f0, fffffa8000160920, 500}
Probably caused by : memory_corruption ( nt!MiUnlinkPageFromLockedList+19c )
BUGCHECK_STR: 0x1a_8886
DEFAULT_BUCKET_ID: VISTA_DRIVER_FAULT
PROCESS_NAME: ccsvchst.exe
FAILURE_BUCKET_ID: X64_0x1a_8886_nt!MiUnlinkPageFromLockedList+19c
Bugcheck code 0000001A
Arguments 00000000`00008886 fffffa80`00a470f0 fffffa80`00160920 00000000`00000500
BiosVersion = BAP6710H.86A.0070.2011.0824.1720
BiosReleaseDate = 08/24/2011
SystemManufacturer =
SystemProductName =
MaxSpeed: 3300
CurrentSpeed: 3292
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``
Loading Dump File [C:\Documents and Settings\Shyam\_jcgriff2_\dbug\__Kernel__\072812-6864-01.dmp]
Built by: 7601.17835.amd64fre.win7sp1_gdr.120503-2030
Debug session time: Sun Jul 29 06:11:08.410 2012 (GMT+6)
System Uptime: 0 days 0:51:46.628
BugCheck 19, {3, fffffa800c56c6e0, 0, fffff6fd400f7678}
*** WARNING: Unable to verify timestamp for SYMDS64.SYS
*** ERROR: Module load completed but symbols could not be loaded for SYMDS64.SYS
*** WARNING: Unable to verify timestamp for win32k.sys
*** ERROR: Module load completed but symbols could not be loaded for win32k.sys
Probably caused by : Pool_Corruption ( nt!ExDeferredFreePool+a53 )
BUGCHECK_STR: 0x19_3
DEFAULT_BUCKET_ID: VISTA_DRIVER_FAULT
PROCESS_NAME: System
FAILURE_BUCKET_ID: X64_0x19_3_nt!ExDeferredFreePool+a53
Bugcheck code 00000019
Arguments 00000000`00000003 fffffa80`0c56c6e0 00000000`00000000 fffff6fd`400f7678
BiosVersion = BAP6710H.86A.0070.2011.0824.1720
BiosReleaseDate = 08/24/2011
SystemManufacturer =
SystemProductName =
MaxSpeed: 3300
CurrentSpeed: 3292
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``