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!findstack

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The !findstack extension locates all of the stacks that contain a specified symbol or module.

!findstack Symbol [DisplayLevel]
!findstack -?

Parameters

Symbol
Specifies a symbol or module.

DisplayLevel
Specifies what the display should contain. This can be any one of the following values. The default value is 1.

0
Displays only the thread ID for each thread that contains Symbol.

1
Displays both the thread ID and the frame for each thread that contains Symbol.

2
Displays the entire thread stack for each thread that contains Symbol.

-?
Displays some brief Help text for this extension in the Debugger Command window.

DLL

Windows 2000

Uext.dll

Windows XP and later

Uext.dll

Additional Information

For more information about stack traces, see the k, kb, kc, kd, kp, kP, kv (Display Stack Backtrace) commands.

Remarks

The !stacks kernel-mode extension also display information about stacks, including a brief summary of the state of every thread.

The following are some examples of the output from this extension:

0:023> !uext.findstack wininet
Thread 009, 2 frame(s) match
        * 06 03eaffac 771d9263 wininet!ICAsyncThread::SelectThread+0x22a
        * 07 03eaffb4 7c80b50b wininet!ICAsyncThread::SelectThreadWrapper+0xd

Thread 011, 2 frame(s) match
        * 04 03f6ffb0 771cda1d wininet!AUTO_PROXY_DLLS::DoThreadProcessing+0xa1
        * 05 03f6ffb4 7c80b50b wininet!AutoProxyThreadFunc+0xb

Thread 020, 6 frame(s) match
        * 18 090dfde8 771db73a wininet!CheckForNoNetOverride+0x9c
        * 19 090dfe18 771c5e4d wininet!InternetAutodialIfNotLocalHost+0x220
        * 20 090dfe8c 771c5d6a wininet!ParseUrlForHttp_Fsm+0x135
        * 21 090dfe98 771bcb2c wininet!CFsm_ParseUrlForHttp::RunSM+0x2b
        * 22 090dfeb0 771d734a wininet!CFsm::Run+0x39
        * 23 090dfee0 77f6ad84 wininet!CFsm::RunWorkItem+0x79

Thread 023, 9 frame(s) match
        * 16 0bd4fe00 771bd256 wininet!ICSocket::Connect_Start+0x17e
        * 17 0bd4fe0c 771bcb2c wininet!CFsm_SocketConnect::RunSM+0x42
        * 18 0bd4fe24 771bcada wininet!CFsm::Run+0x39
        * 19 0bd4fe3c 771bd22b wininet!DoFsm+0x25
        * 20 0bd4fe4c 771bd706 wininet!ICSocket::Connect+0x32
        * 21 0bd4fe8c 771bd4cb wininet!HTTP_REQUEST_HANDLE_OBJECT::OpenConnection_Fsm+0x391
        * 22 0bd4fe98 771bcb2c wininet!CFsm_OpenConnection::RunSM+0x33
        * 23 0bd4feb0 771d734a wininet!CFsm::Run+0x39
        * 24 0bd4fee0 77f6ad84 wininet!CFsm::RunWorkItem+0x79

0:023> !uext.findstack wininet!CFsm::Run 0
Thread 020, 2 frame(s) match
Thread 023, 3 frame(s) match

0:023> !uext.findstack wininet!CFsm 0
Thread 020, 3 frame(s) match
Thread 023, 5 frame(s) match