Microsoft KB Archive/268472

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FIX: MmFreeContiguousMemory Might Produce Error Message

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Q268472

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The information in this article applies to:


 * Microsoft Windows NT Server version 4.0
 * Microsoft Windows NT Workstation version 4.0

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SYMPTOMS
On a checked-build system, with the MmFreeContiguousMemory function, while freeing large allocation of memory, the following error message may appear in the kernel-mode debugger:

POOL:unable to find big page slot ffb55000

POOL: Unable to find tracker 20474942, table corrupted

CAUSE
This error message is caused by a bug in the pool tracking code of the memory manager.

RESOLUTION
This error message does not indicate any memory corruption or system failure, and therefore can be safely ignored.

STATUS
Microsoft has confirmed this to be a problem in the Microsoft products that are listed at the beginning of this article.

This bug is fixed in Windows 2000.

Additional query words: MmAllocateContiguousMemory MmFreeContiguousMemory

Keywords : kbDDK kbKMode kbOSWinNT400 _IK kbGrpDSNTDDK

Issue type : kbbug

Technology : kbWinNTsearch kbWinNTWsearch kbWinNTW400 kbWinNTW400search kbWinNT400xsearch kbWinNTSsearch kbWinNTS400xsearch kbWinNTS400