Invalid free on cleanup IRP

(ntoskrnl/mm/ARM3/expool.c:2510) Freeing pool - invalid tag specified: CcPc != 

*** Fatal System Error: 0x000000c2

                       (0x0000000A,0xB1380320,0x00000000,0x63506343)

Entered debugger on embedded INT3 at 0x0008:0x8094d4d4.

kdb:> bt

Eip:

f7791824 <NTOSKRNL.EXE:14d4d5 (:0 (RtlpBreakWithStatusInstruction))>

Frames:

f7791bb4 <NTOSKRNL.EXE:8923d (ntoskrnl/ke/bug.c:1100 (KeBugCheckWithTf))>

f7791bd4 <NTOSKRNL.EXE:89814 (ntoskrnl/ke/bug.c:1456 (KeBugCheckEx))>

f7791c34 <NTOSKRNL.EXE:a8252 (ntoskrnl/mm/ARM3/expool.c:2511 (ExFreePoolWithTag))>

f7791c6c <NTOSKRNL.EXE:dbfd (ntoskrnl/cc/view.c:1356 (CcRosReleaseFileCache))>

f7791c9c <NTOSKRNL.EXE:692c (ntoskrnl/cc/fs.c:361 (CcUninitializeCacheMap))>

f7791cec <fastfat.sys:1ea2 (drivers/filesystems/fastfat/cleanup.c:121 (VfatCleanup))>

f7791d1c <fastfat.sys:119f9 (drivers/filesystems/fastfat/misc.c:169 (VfatDispatchRequest))>

f7791d24 <fastfat.sys:11c7d (drivers/filesystems/fastfat/misc.c:320 (VfatDoRequest))>

f7791d6c <NTOSKRNL.EXE:41f43 (ntoskrnl/ex/work.c:162 (ExpWorkerThreadEntryPoint))>

f7791dc4 <NTOSKRNL.EXE:116714 (ntoskrnl/ps/thread.c:156 (PspSystemThreadStartup))>

f7791ddc <NTOSKRNL.EXE:12da55 (ntoskrnl/ke/i386/thrdini.c:78 (KiThreadStartup))>

809166e0 <NTOSKRNL.EXE:1166db (ntoskrnl/ps/state.c:565 (NtQueueApcThread))>

83e58955 <5d8950ec>

00000000 <00000000>

kdb:>