Invalid_work_queue_item blue screen

User continuously gets blue screen of death reporting Invalid_work_queue_item. Windows reported a device driver was causing the error. I used Dell driver reset tool, found no errors


Dell Optiplex 330
Windows XP Professional (vista downgrade)
Symantec Endpoint Protection version 11.0.4202.75

Event Type:      Error
Event Source:      System Error
Event Category:      (102)
Event ID:      1003
Date:            10/28/2009
Time:            12:36:06 PM
User:            N/A
Computer:      
Description:
Error code 00000096, parameter1 8931ec78, parameter2 8055b17c, parameter3 8055b140, parameter4 8056bd32.

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Data:
0000: 53 79 73 74 65 6d 20 45   System E
0008: 72 72 6f 72 20 20 45 72   rror  Er
0010: 72 6f 72 20 63 6f 64 65   ror code
0018: 20 30 30 30 30 30 30 39    0000009
0020: 36 20 20 50 61 72 61 6d   6  Param
0028: 65 74 65 72 73 20 38 39   eters 89
0030: 33 31 65 63 37 38 2c 20   31ec78,
0038: 38 30 35 35 62 31 37 63   8055b17c
0040: 2c 20 38 30 35 35 62 31   , 8055b1
0048: 34 30 2c 20 38 30 35 36   40, 8056
0050: 62 64 33 32               bd32