!callback

The !callback extension displays the callback data related to the trap for the specified thread.

!callback Address [Number]

Parameters

Address
Specifies the hexadecimal address of the thread. If this is -1 or omitted, the current thread is used.

Number
Specifies the number of the desired callback frame. This frame is noted in the display.

DLL

Kdexts.dll

This extension command can only be used with an x86-based target computer.

Additional Information

For information about system traps, see the Windows Driver Kit (WDK) documentation and Microsoft Windows Internals by Mark Russinovich and David Solomon.

Remarks

If the system has not experienced a system trap, this extension will not produce useful data.