Bug Check 0x1C6: FAST_ERESOURCE_PRECONDITION_VIOLATION
The FAST_ERESOURCE_PRECONDITION_VIOLATION bug check has a value of 0x000001C6. It indicates that a current thread is performing an invalid call to a fast resource routine.
Important
This article is for programmers. If you're a customer who has received a blue screen error code while using your computer, see Troubleshoot blue screen errors.
FAST_ERESOURCE_PRECONDITION_VIOLATION Parameters
| Parameter | Description |
|---|---|
| 1 | Violation type. See values below. |
| 2 | See values below. |
| 3 | See values below. |
| 4 | See values below. |
Violation type
0x0 : The Irql of the caller was greater than the maximum allowed
Irql for the routine.
2 - Irql of the caller.
3 - Maximum allowed Irql of the routine.
0x1 : The caller specified an invalid (i.e. uninitialized) owner
entry.
2 - Pointer to the owner entry.
0x2 : The caller specified an owner entry that was already
associated with a lock acquisition.
2 - Pointer to the owner entry.
3 - Pointer to the resource to which the owner entry is already
associated.
0x3 : The caller passed a legacy resource to a fast resource
routine.
2 - Pointer to the resource.
0x4 : The caller specified a resource that has outstanding lock
acquisitions.
2 - Pointer to the resource.
0x5 : The caller was executing inside of a DPC.
0x6 : The caller was executing inside of a Special Kernel APC.
0x7 : The caller did not ensure Normal Kernel APCs were disabled.
0x8 : The caller specified an owner entry that was not associated
with a lock acquisition of the specified resource.
2 - Pointer to the resource specified.
3 - Pointer to the owner entry.
4 - Pointer to the resource with which the owner entry is
associated.
0x9 : The caller specified an owner entry that was not associated
with the calling thread.
2 - Pointer to the owner entry.
3 - Pointer to the thread with which the owner entry is
associated.
0xa : The caller specified an owner entry which has been disowned.
2 - Pointer to the owner entry.
0xb : The caller specified an owner entry with a different
acquisition type than the caller indicated.
2 - Pointer to the owner entry.
3 - High-16 bits indicate the acquisition type of the owner
entry. Bottom-16 bits indicate the acquisition type
specified. 1 = Shared, 0 = Exclusive.
0xc : The caller specified an owner entry that was not associated
with a lock acquisition of the specified resource.
2 - Pointer to the resource specified.
3 - Pointer to the owner entry.
4 - Pointer to the resource with which the owner entry is
associated.
0xd : The caller specified an owner entry that has not been
disowned.
2 - Pointer to the owner entry.
0xe : The caller passed a fast resource to a legacy routine that
does not support fast resources.
2 - Pointer to the resource.
0xf : The caller passed a fast resource to a legacy routine that
supports fast resources, but the fast resource was not
initialized with EX_FAST_RESOURCE_ENABLE_LEGACY_APIS.
2 - Pointer to the resource.
0x10 : The caller passed invalid flags to ExInitializeFastResource.
2 - Pointer to the resource specified.
3 - The flags specified.
0x11 : The caller passed a thread other than the current thread to
ExReleaseResourceForThreadLite.
2 - Pointer to the resource specified.
3 - The thread specified.
0x12 : The caller attempted to disown a resource that had been
recursively acquired exclusive by the current thread.
2 - Pointer to the resource specified.
0x13 : The caller attempted to convert a resource acquisition while
the calling thread had outstanding recursive acquisitions of
the resource.
2 - Pointer to the resource specified.
0x14 : A thread exited with outstanding lock acquisitions.
2 - The thread.
3 - Pointer to one of the outstanding owner entries.
0x15 : A thread exited with outstanding disowned lock acquisitions.
2 - The thread.
3 - Pointer to one of the outstanding owner entries.
0x16 : A call to ExConvertExclusiveToSharedLite was made by a thread
that did not hold the specified resource exclusive.
2 - Pointer to the resource.
3 - Pointer to the thread.
Cause
The current thread is performing an invalid call to a fast resource routine.
Resolution
The !analyze debug extension displays information about the bug check and can be helpful in determining the root cause.