"Assertion failed: vacb->ReferenceCount != 0" at "ntoskrnl/cc/view.c, line 79", on testbots

...

(dll/ntdll/ldr/ldrutils.c:1373) Overlapping DLL: C:\ReactOS\System32\browseui.dll

(win32ss/user/ntuser/msgqueue.c:1271) err: MsqSendMessage timed out 2 Status 102

*** Assertion failed: vacb->ReferenceCount != 0

***   Source File: /srv/buildbot/Build_GCCLin_x86/build/ntoskrnl/cc/view.c, line 79

Break repeatedly, break Once, Ignore, terminate Process or terminate Thread (boipt)? 

kdb:>

 o

Execute '.cxr F6E481AC' to dump context

Entered debugger on embedded INT3 at 0x0008:0x8094c27e.

kdb:>

 bt

Eip:

<NTOSKRNL.EXE:14c27f (:0 (DbgBreakPoint))>

Frames:

<NTOSKRNL.EXE:79fa (ntoskrnl/cc/view.c:79 (CcRosVacbDecRefCount_))>

<NTOSKRNL.EXE:8a63 (ntoskrnl/cc/view.c:431 (CcRosReleaseVacb))>

<NTOSKRNL.EXE:768a (ntoskrnl/cc/pin.c:317 (CcUnpinDataForThread))>

<NTOSKRNL.EXE:76f1 (ntoskrnl/cc/pin.c:291 (CcUnpinData))>

<fastfat.sys:8089>

<fastfat.sys:8f59>

<fastfat.sys:10c70>

<fastfat.sys:119fe>

<fastfat.sys:10154>

<fastfat.sys:10785>

<NTOSKRNL.EXE:712d5 (ntoskrnl/io/iomgr/irp.c:1286 (IofCallDriver))>

<NTOSKRNL.EXE:6a119 (ntoskrnl/io/iomgr/iofunc.c:1153 (IoPageRead))>

<NTOSKRNL.EXE:45fa (ntoskrnl/cc/copy.c:120 (CcReadVirtualAddress))>

<NTOSKRNL.EXE:4d13 (ntoskrnl/cc/copy.c:355 (CcCopyData))>

<NTOSKRNL.EXE:5708 (ntoskrnl/cc/copy.c:809 (CcCopyRead))>

<fastfat.sys:1121c>

<fastfat.sys:10154>

<fastfat.sys:10785>

<NTOSKRNL.EXE:712d5 (ntoskrnl/io/iomgr/irp.c:1286 (IofCallDriver))>

<NTOSKRNL.EXE:68c61 (ntoskrnl/io/iomgr/iofunc.c:142 (IopPerformSynchronousRequest))>

<NTOSKRNL.EXE:6c8f6 (ntoskrnl/io/iomgr/iofunc.c:2807 (NtReadFile))>

<NTOSKRNL.EXE:13092e (ntoskrnl/include/internal/i386/ke.h:712 (KiSystemServiceHandler))>

<NTOSKRNL.EXE:3d1f (:0 (KiSystemService))>

<NTOSKRNL.EXE:1ef8 (:0 (ZwReadFile))>

<NTOSKRNL.EXE:c6971 (ntoskrnl/mm/ARM3/section.c:3457 (NtCreateSection))>

<NTOSKRNL.EXE:13092e (ntoskrnl/include/internal/i386/ke.h:712 (KiSystemServiceHandler))>

<NTOSKRNL.EXE:3da9 (:0 (KiFastCallEntry))>

<ntdll.dll:d485>

<ntdll.dll:1cc52>

<ntdll.dll:1d503>

<ntdll.dll:6535>

<ntdll.dll:6c0a>

<ntdll.dll:d365>