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Bug Check 0xE1: WORKER_THREAD_RETURNED_AT_BAD_IRQL

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The WORKER_THREAD_RETURNED_AT_BAD_IRQL bug check has a value of 0x000000E1. This indicates that a worker thread completed and returned with IRQL >= DISPATCH_LEVEL.

Important

This article is for programmers. If you're a customer who has received a blue screen error code while using your computer, see Troubleshoot blue screen errors.

WORKER_THREAD_RETURNED_AT_BAD_IRQL Parameters

Parameter Description

1

Address of the worker routine

2

IRQL that the worker thread returned at

3

Work item parameter

4

Work item address

Cause

A worker thread completed and returned with IRQL >= DISPATCH_LEVEL.

Resolution

To find the driver that caused the error, use the ln (List Nearest Symbols) debugger command:

kd> ln address

where address is the worker routine address given in Parameter 1.