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modified post 3c3a49 by Anonymous on Wed 18th Dec 2024 14:36
original post a17 by Anonymous on Wed 18th Dec 2024 14:19
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1+
Patch (intended to be a workaround for the Windows tar issue, which causes some block to be written as blocks of zeros if it unpacks a bzip2-compressed archive):
19


2-
************* Preparing the environment for Debugger Extensions Gallery repositories **************


10+
 #define RxAllocatePoolWithTag(rxallocpool, numbytes, tag) \


3-
   ExtensionRepository : Implicit


11+
-    ExAllocatePool2(((((rxallocpool) == NonPagedPoolNx)? \


4-
   UseExperimentalFeatureForNugetShare : true


12+
-            POOL_FLAG_NON_PAGED:POOL_FLAG_NON_PAGED_EXECUTE) | \


5-
   AllowNugetExeUpdate : true


13+
+    ExAllocatePool2((( \


6-
   NonInteractiveNuget : true


14+
+            ((rxallocpool) == PagedPool)?POOL_FLAG_PAGED: \


7-
   AllowNugetMSCredentialProviderInstall : true


15+
+                (((rxallocpool) == NonPagedPoolNx)? \


8-
   AllowParallelInitializationOfLocalRepositories : true


16+
+                    POOL_FLAG_NON_PAGED:POOL_FLAG_NON_PAGED_EXECUTE)) | \


9-
   EnableRedirectToChakraJsProvider : false


17+
             RXALLOCATEPOOL_DEFAULT_ALLOCATEPOOL2FLAGS), \


18+
         (numbytes), (tag))


1026


11-
   -- Configuring repositories


27+
 #include <Ntstrsafe.h>


12-
      ----> Repository : LocalInstalled, Enabled: true


28+
+#include <stdbool.h>


1429


15-
>>>>>>>>>>>>> Preparing the environment for Debugger Extensions Gallery repositories completed, duration 0.000 seconds


30+
 #include "nfs41sys_buildconfig.h"


1631


17-
************* Waiting for Debugger Extensions Gallery to Initialize **************


32+
@@ -333,7 +334,7 @@ NTSTATUS nfs41_Write(


18-


33+
     IN OUT PRX_CONTEXT RxContext)


19-
>>>>>>>>>>>>> Waiting for Debugger Extensions Gallery to Initialize completed, duration 0.532 seconds


34+
 {


20-
   ----> Repository : UserExtensions, Enabled: true, Packages count: 0


35+
     NTSTATUS status = STATUS_INSUFFICIENT_RESOURCES;


21-
   ----> Repository : LocalInstalled, Enabled: true, Packages count: 42


36+
-    nfs41_updowncall_entry *entry;


22-


37+
+    nfs41_updowncall_entry *entry = NULL;


23-
Microsoft (R) Windows Debugger Version 10.0.27725.1000 AMD64


38+
     BOOLEAN async = FALSE;


24-
Copyright (c) Microsoft Corporation. All rights reserved.


39+
     PLOWIO_CONTEXT LowIoContext  = &RxContext->LowIoContext;


25-


40+
     __notnull PMRX_SRV_OPEN SrvOpen = RxContext->pRelevantSrvOpen;


26-


41+
@@ -344,6 +345,10 @@ NTSTATUS nfs41_Write(


27-
Loading Dump File [C:\Windows\MEMORY.DMP]


42+
     __notnull PNFS41_FCB nfs41_fcb = NFS41GetFcbExtension(RxContext->pFcb);


28-
Kernel Bitmap Dump File: Kernel address space is available, User address space may not be available.


43+
     __notnull PNFS41_FOBX nfs41_fobx = NFS41GetFobxExtension(RxContext->pFobx);


29-


44+
     DWORD io_delay;


30-


45+
+#if 1


31-
************* Path validation summary **************


46+
+    void *userbuffer_mem = NULL;


32-
Response                         Time (ms)     Location


47+
+    PMDL userbuffer_mdl = NULL;


33-
Deferred                                       srv*


48+
+#endif


34-
OK                                             C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\destdir\cygdrive\c\cygwin64\sbin


49+
 #ifdef ENABLE_TIMINGS


35-
OK                                             C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\build.vc19\x64\Debug\nfs41_driver


50+
     LARGE_INTEGER t1, t2;


36-
Symbol search path is: srv*;C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\destdir\cygdrive\c\cygwin64\sbin;C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\build.vc19\x64\Debug\nfs41_driver


51+
     t1 = KeQueryPerformanceCounter(NULL);


37-
Executable search path is:


52+
@@ -362,9 +367,91 @@ NTSTATUS nfs41_Write(


38-
Windows 10 Kernel Version 19041 MP (8 procs) Free x64


53+
         pNetRootContext->nfs41d_version, SrvOpen->pAlreadyPrefixedName, &entry);


39-
Product: WinNt, suite: TerminalServer SingleUserTS


54+
     if (status) goto out;


40-
Edition build lab: 19041.1.amd64fre.vb_release.191206-1406


55+


41-
Kernel base = 0xfffff806`19400000 PsLoadedModuleList = 0xfffff806`1a02a3e0


56+
+#if 1


42-
Debug session time: Wed Dec 18 11:50:41.555 2024 (UTC + 1:00)


57+
+    ULONG padded_readwrite_bytecount = LowIoContext->ParamsFor.ReadWrite.ByteCount + (256) /* 256==debug padding */;


43-
System Uptime: 0 days 0:09:39.323


58+
+


44-
Loading Kernel Symbols


59+
+    userbuffer_mem = ExAllocatePool2(POOL_FLAG_NON_PAGED, padded_readwrite_bytecount, 'ioio');


45-
...............................................................


60+
+    if (userbuffer_mem == NULL) {


46-
...........Page de19 not present in the dump file. Type ".hh dbgerr004" for details


61+
+        status = STATUS_NO_MEMORY;


47-
.....................................................


62+
+        goto out;


48-
................................................................


63+
+    }


49-
......


64+
+


50-
Loading User Symbols


65+
+    RtlZeroMemory(userbuffer_mem, padded_readwrite_bytecount);


51-


66+
+


52-
Loading unloaded module list


67+
+    userbuffer_mdl = IoAllocateMdl(userbuffer_mem,


53-
......


68+
+        padded_readwrite_bytecount,


54-
For analysis of this file, run !analyze -v


69+
+        FALSE, FALSE, NULL);


55-
nt!KeBugCheckEx:


70+
+    if (userbuffer_mdl == NULL) {


56-
fffff806`197fe8f0 48894c2408      mov     qword ptr [rsp+8],rcx ss:0018:ffff9582`32c5a910=0000000000000050


71+
+        status = STATUS_NO_MEMORY;


57-
1: kd> !analyze -v


72+
+        goto out;


58-
*******************************************************************************


73+
+    }


59-
*                                                                             *


74+
+


60-
*                        Bugcheck Analysis                                    *


75+
+#pragma warning( push )


61-
*                                                                             *


76+
+/*


62-
*******************************************************************************


77+
+ * C28145: "The opaque MDL structure should not be modified by a


63-


78+
+ * driver.", |MDL_MAPPING_CAN_FAIL| is the exception


64-
PAGE_FAULT_IN_NONPAGED_AREA (50)


79+
+ */


65-
Invalid system memory was referenced.  This cannot be protected by try-except.


80+
+#pragma warning (disable : 28145)


66-
Typically the address is just plain bad or it is pointing at freed memory.


81+
+        userbuffer_mdl->MdlFlags |= MDL_MAPPING_CAN_FAIL;


67-
Arguments:


82+
+#pragma warning( pop )


68-
Arg1: ffffc90145a8d000, memory referenced.


83+
+    MmProbeAndLockPages(userbuffer_mdl, KernelMode, IoModifyAccess);


69-
Arg2: 0000000000000000, X64: bit 0 set if the fault was due to a not-present PTE.


84+
+


70-
	bit 1 is set if the fault was due to a write, clear if a read.


85+
+    PVOID Src;


71-
	bit 3 is set if the processor decided the fault was due to a corrupted PTE.


86+
+    if ((Src = MmGetSystemAddressForMdlSafe(


72-
	bit 4 is set if the fault was due to attempted execute of a no-execute PTE.


87+
+            LowIoContext->ParamsFor.ReadWrite.Buffer,


73-
	- ARM64: bit 1 is set if the fault was due to a write, clear if a read.


88+
+            NormalPagePriority)) == NULL) {


74-
	bit 3 is set if the fault was due to attempted execute of a no-execute PTE.


89+
+        status = STATUS_INSUFFICIENT_RESOURCES;


75-
Arg3: fffff8061ed3361d, If non-zero, the instruction address which referenced the bad memory


90+
+        goto out;


76-
	address.


91+
+    }


77-
Arg4: 0000000000000000, (reserved)


92+
+


78-


93+
+    ULONG mdl_bytecount = MmGetMdlByteCount(LowIoContext->ParamsFor.ReadWrite.Buffer);


79-
Debugging Details:


94+
+


80-
------------------


95+
+    if (mdl_bytecount < LowIoContext->ParamsFor.ReadWrite.ByteCount) {


81-


96+
+        DbgP("#### ERROR: mdl_bytecount(=%lld) < LowIoContext->ParamsFor.ReadWrite.ByteCount(=%lld)\n",


82-


97+
+            (long long)mdl_bytecount,


83-
KEY_VALUES_STRING: 1


98+
+            (long long)LowIoContext->ParamsFor.ReadWrite.ByteCount);


84-


99+
+        DbgP("ReadWrite.Buffer=(Next=0x%p, Size=%ld, MdlFlags=0x%lx, "


85-
    Key  : AV.Type


100+
+            "Process=0x%p, MappedSystemVa=0x%p, StartVa=0x%p, "


86-
    Value: Read


101+
+            "ByteCount=%ld, ByteOffset=%ld)\n",


87-


102+
+            (void *)LowIoContext->ParamsFor.ReadWrite.Buffer->Next,


88-
    Key  : Analysis.CPU.mSec


103+
+            (long)LowIoContext->ParamsFor.ReadWrite.Buffer->Size,


89-
    Value: 2453


104+
+            (long)LowIoContext->ParamsFor.ReadWrite.Buffer->MdlFlags,


90-


105+
+            (void *)LowIoContext->ParamsFor.ReadWrite.Buffer->Process,


91-
    Key  : Analysis.Elapsed.mSec


106+
+            (void *)LowIoContext->ParamsFor.ReadWrite.Buffer->MappedSystemVa,


92-
    Value: 4796


107+
+            (void *)LowIoContext->ParamsFor.ReadWrite.Buffer->StartVa,


93-


108+
+            (long)LowIoContext->ParamsFor.ReadWrite.Buffer->ByteCount,


94-
    Key  : Analysis.IO.Other.Mb


109+
+            (long)LowIoContext->ParamsFor.ReadWrite.Buffer->ByteOffset);


95-
    Value: 0


110+
+        status = STATUS_INTERNAL_ERROR;


96-


111+
+        goto out;


97-
    Key  : Analysis.IO.Read.Mb


112+
+    }


98-
    Value: 3


113+
+


99-


114+
+#if 1


100-
    Key  : Analysis.IO.Write.Mb


115+
+    volatile char *cp_dest = userbuffer_mem;


101-
    Value: 2


116+
+    volatile char *cp_src = ((char *)Src)+LowIoContext->ParamsFor.ReadWrite.ByteOffset;


102-


117+
+    volatile char tmpbyte;


103-
    Key  : Analysis.Init.CPU.mSec


118+
+


104-
    Value: 781


119+
+    long long cp_i;


105-


120+
+


106-
    Key  : Analysis.Init.Elapsed.mSec


121+
+    long long cp_max = LowIoContext->ParamsFor.ReadWrite.ByteCount;


107-
    Value: 5718


122+
+


108-


123+
+    for (cp_i = 0 ; cp_i < cp_max ; cp_i++) {


109-
    Key  : Analysis.Memory.CommitPeak.Mb


124+
+        tmpbyte = *cp_src++;


110-
    Value: 99


125+
+


111-


126+
+        *cp_dest++ = tmpbyte;


112-
    Key  : Analysis.Version.DbgEng


127+
+    }


113-
    Value: 10.0.27725.1000


128+
+#else


114-


129+
+    (void)RtlCopyMemory(userbuffer_mem,


115-
    Key  : Analysis.Version.Description


130+
+        ((char *)Src)+LowIoContext->ParamsFor.ReadWrite.ByteOffset,


116-
    Value: 10.2408.27.01 amd64fre


131+
+        LowIoContext->ParamsFor.ReadWrite.ByteCount);


132+
+#endif


117141


118-
    Key  : Analysis.Version.Ext


142+
     if (FlagOn(RxContext->CurrentIrpSp->FileObject->Flags,


119-
    Value: 1.2408.27.1


143+
             FO_SYNCHRONOUS_IO) == FALSE) {


120-


144+
@@ -420,6 +507,17 @@ NTSTATUS nfs41_Write(


121-
    Key  : Bugcheck.Code.KiBugCheckData


145+
     }


122-
    Value: 0x50


146+
     nfs41_UpcallDestroy(entry);


123-


147+
 out:


124-
    Key  : Bugcheck.Code.LegacyAPI


148+
+#if 1


125-
    Value: 0x50


149+
+    if (!async) {


126-


150+
+        if (userbuffer_mdl) {


127-
    Key  : Bugcheck.Code.TargetModel


151+
+            IoFreeMdl(userbuffer_mdl);


128-
    Value: 0x50


152+
+        }


129-


153+
+        if (userbuffer_mem) {


130-
    Key  : Failure.Bucket


154+
+            RxFreePool(userbuffer_mem);


131-
    Value: AV_R_(null)_nfs41_driver!nfs41_Write


155+
+        }


156+
+    }


132163


135164


136-
    Key  : Hypervisor.Enlightenments.Value


165+
This crashes when using $ git clone git://repo.or.cz/bash.git # in Cygwin with "Page Fault in non-paged area" like this:


137-
    Value: 12576


166+
************* Preparing the environment for Debugger Extensions Gallery repositories **************


167+
   ExtensionRepository : Implicit


138174


139-
    Key  : Hypervisor.Enlightenments.ValueHex


175+
   -- Configuring repositories


140-
    Value: 3120


176+
      ----> Repository : LocalInstalled, Enabled: true


177+
      ----> Repository : UserExtensions, Enabled: true


141178


142-
    Key  : Hypervisor.Flags.AnyHypervisorPresent


179+
>>>>>>>>>>>>> Preparing the environment for Debugger Extensions Gallery repositories completed, duration 0.000 seconds


144180


145-
    Key  : Hypervisor.Flags.ApicEnlightened


181+
************* Waiting for Debugger Extensions Gallery to Initialize **************


147182


148-
    Key  : Hypervisor.Flags.ApicVirtualizationAvailable


183+
>>>>>>>>>>>>> Waiting for Debugger Extensions Gallery to Initialize completed, duration 0.532 seconds


149-
    Value: 0


184+
   ----> Repository : UserExtensions, Enabled: true, Packages count: 0


185+
   ----> Repository : LocalInstalled, Enabled: true, Packages count: 42


150186


151-
    Key  : Hypervisor.Flags.AsyncMemoryHint


187+
Microsoft (R) Windows Debugger Version 10.0.27725.1000 AMD64


152-
    Value: 0


188+
Copyright (c) Microsoft Corporation. All rights reserved.


153189


156190


157-
    Key  : Hypervisor.Flags.CpuManager


191+
Loading Dump File [C:\Windows\MEMORY.DMP]


158-
    Value: 0


192+
Kernel Bitmap Dump File: Kernel address space is available, User address space may not be available.


159193


162194


163-
    Key  : Hypervisor.Flags.DynamicCpuDisabled


195+
************* Path validation summary **************


164-
    Value: 0


196+
Response                         Time (ms)     Location


165-


197+
Deferred                                       srv*


166-
    Key  : Hypervisor.Flags.Epf


198+
OK                                             C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\destdir\cygdrive\c\cygwin64\sbin


167-
    Value: 0


199+
OK                                             C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\build.vc19\x64\Debug\nfs41_driver


168-


200+
Symbol search path is: srv*;C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\destdir\cygdrive\c\cygwin64\sbin;C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\build.vc19\x64\Debug\nfs41_driver


169-
    Key  : Hypervisor.Flags.ExtendedProcessorMasks


201+
Executable search path is:


170-
    Value: 0


202+
Windows 10 Kernel Version 19041 MP (8 procs) Free x64


171-


203+
Product: WinNt, suite: TerminalServer SingleUserTS


172-
    Key  : Hypervisor.Flags.HardwareMbecAvailable


204+
Edition build lab: 19041.1.amd64fre.vb_release.191206-1406


173-
    Value: 0


205+
Kernel base = 0xfffff806`19400000 PsLoadedModuleList = 0xfffff806`1a02a3e0


206+
Debug session time: Wed Dec 18 11:50:41.555 2024 (UTC + 1:00)


174215


175-
    Key  : Hypervisor.Flags.MaxBankNumber


216+
Loading unloaded module list


176-
    Value: 0


217+
......


218+
For analysis of this file, run !analyze -v


177227


178-
    Key  : Hypervisor.Flags.MemoryZeroingControl


228+
PAGE_FAULT_IN_NONPAGED_AREA (50)


179-
    Value: 0


229+
Invalid system memory was referenced.  This cannot be protected by try-except.


180-


230+
Typically the address is just plain bad or it is pointing at freed memory.


181-
    Key  : Hypervisor.Flags.NoExtendedRangeFlush


231+
Arguments:


182-
    Value: 1


232+
Arg1: ffffc90145a8d000, memory referenced.


233+
Arg2: 0000000000000000, X64: bit 0 set if the fault was due to a not-present PTE.


183242


184-
    Key  : Hypervisor.Flags.NoNonArchCoreSharing


243+
Debugging Details:


185-
    Value: 0


244+
------------------


186245


189246


190-
    Key  : Hypervisor.Flags.PowerSchedulerQos


247+
KEY_VALUES_STRING: 1


192248


193-
    Key  : Hypervisor.Flags.RootScheduler


249+
    Key  : AV.Type


250+
    Value: Read


195251


196-
    Key  : Hypervisor.Flags.SynicAvailable


252+
    Key  : Analysis.CPU.mSec


197-
    Value: 1


253+
    Value: 2453


198254


199-
    Key  : Hypervisor.Flags.UseQpcBias


255+
    Key  : Analysis.Elapsed.mSec


256+
    Value: 4796


201257


202-
    Key  : Hypervisor.Flags.Value


258+
    Key  : Analysis.IO.Other.Mb


259+
    Value: 0


204260


205-
    Key  : Hypervisor.Flags.ValueHex


261+
    Key  : Analysis.IO.Read.Mb


206-
    Value: 83038


262+
    Value: 3


207263


208-
    Key  : Hypervisor.Flags.VpAssistPage


264+
    Key  : Analysis.IO.Write.Mb


209-
    Value: 1


265+
    Value: 2


210266


211-
    Key  : Hypervisor.Flags.VsmAvailable


267+
    Key  : Analysis.Init.CPU.mSec


212-
    Value: 0


268+
    Value: 781


213269


214-
    Key  : Hypervisor.RootFlags.AccessStats


270+
    Key  : Analysis.Init.Elapsed.mSec


215-
    Value: 0


271+
    Value: 5718


216272


217-
    Key  : Hypervisor.RootFlags.CrashdumpEnlightened


273+
    Key  : Analysis.Memory.CommitPeak.Mb


218-
    Value: 0


274+
    Value: 99


219275


220-
    Key  : Hypervisor.RootFlags.CreateVirtualProcessor


276+
    Key  : Analysis.Version.DbgEng


221-
    Value: 0


277+
    Value: 10.0.27725.1000


222278


223-
    Key  : Hypervisor.RootFlags.DisableHyperthreading


279+
    Key  : Analysis.Version.Description


224-
    Value: 0


280+
    Value: 10.2408.27.01 amd64fre


225281


226-
    Key  : Hypervisor.RootFlags.HostTimelineSync


282+
    Key  : Analysis.Version.Ext


227-
    Value: 0


283+
    Value: 1.2408.27.1


228284


229-
    Key  : Hypervisor.RootFlags.HypervisorDebuggingEnabled


285+
    Key  : Bugcheck.Code.KiBugCheckData


230-
    Value: 0


286+
    Value: 0x50


231287


232-
    Key  : Hypervisor.RootFlags.IsHyperV


288+
    Key  : Bugcheck.Code.LegacyAPI


233-
    Value: 0


289+
    Value: 0x50


234290


235-
    Key  : Hypervisor.RootFlags.LivedumpEnlightened


291+
    Key  : Bugcheck.Code.TargetModel


236-
    Value: 0


292+
    Value: 0x50


237293


238-
    Key  : Hypervisor.RootFlags.MapDeviceInterrupt


294+
    Key  : Failure.Bucket


239-
    Value: 0


295+
    Value: AV_R_(null)_nfs41_driver!nfs41_Write


240296


241-
    Key  : Hypervisor.RootFlags.MceEnlightened


297+
    Key  : Failure.Hash


242-
    Value: 0


298+
    Value: {be85c6e9-381a-fb84-c448-edc4d53cac46}


243299


244-
    Key  : Hypervisor.RootFlags.Nested


300+
    Key  : Hypervisor.Enlightenments.Value


301+
    Value: 12576


246302


247-
    Key  : Hypervisor.RootFlags.StartLogicalProcessor


303+
    Key  : Hypervisor.Enlightenments.ValueHex


304+
    Value: 3120


249305


250-
    Key  : Hypervisor.RootFlags.Value


306+
    Key  : Hypervisor.Flags.AnyHypervisorPresent


307+
    Value: 1


252308


253-
    Key  : Hypervisor.RootFlags.ValueHex


309+
    Key  : Hypervisor.Flags.ApicEnlightened


254310
    Value: 0


255311


256-
    Key  : SecureKernel.HalpHvciEnabled


312+
    Key  : Hypervisor.Flags.ApicVirtualizationAvailable


257313
    Value: 0


258314


259-
    Key  : WER.OS.Branch


315+
    Key  : Hypervisor.Flags.AsyncMemoryHint


260-
    Value: vb_release


316+
    Value: 0


261317


262-
    Key  : WER.OS.Version


318+
    Key  : Hypervisor.Flags.CoreSchedulerRequested


263-
    Value: 10.0.19041.1


319+
    Value: 0


264320


321+
    Key  : Hypervisor.Flags.CpuManager


265323


266-
BUGCHECK_CODE:  50


324+
    Key  : Hypervisor.Flags.DeprecateAutoEoi


325+
    Value: 1


267326


268-
BUGCHECK_P1: ffffc90145a8d000


327+
    Key  : Hypervisor.Flags.DynamicCpuDisabled


328+
    Value: 0


269329


270-
BUGCHECK_P2: 0


330+
    Key  : Hypervisor.Flags.Epf


331+
    Value: 0


271332


272-
BUGCHECK_P3: fffff8061ed3361d


333+
    Key  : Hypervisor.Flags.ExtendedProcessorMasks


334+
    Value: 0


273335


274-
BUGCHECK_P4: 0


336+
    Key  : Hypervisor.Flags.HardwareMbecAvailable


337+
    Value: 0


275338


276-
FILE_IN_CAB:  MEMORY.DMP


339+
    Key  : Hypervisor.Flags.MaxBankNumber


340+
    Value: 0


277341


278-
FAULTING_THREAD:  ffff9d89a3815080


342+
    Key  : Hypervisor.Flags.MemoryZeroingControl


343+
    Value: 0


279344


280-
READ_ADDRESS: unable to get nt!PspSessionIdBitmap


345+
    Key  : Hypervisor.Flags.NoExtendedRangeFlush


281-
 ffffc90145a8d000


346+
    Value: 1


282347


283-
MM_INTERNAL_CODE:  0


348+
    Key  : Hypervisor.Flags.NoNonArchCoreSharing


349+
    Value: 0


284350


285-
IMAGE_NAME:  nfs41_driver.sys


351+
    Key  : Hypervisor.Flags.Phase0InitDone


352+
    Value: 1


286353


287-
MODULE_NAME: nfs41_driver


354+
    Key  : Hypervisor.Flags.PowerSchedulerQos


355+
    Value: 0


288356


289-
FAULTING_MODULE: fffff8061ed20000 nfs41_driver


357+
    Key  : Hypervisor.Flags.RootScheduler


358+
    Value: 0


290359


291-
BLACKBOXBSD: 1 (!blackboxbsd)


360+
    Key  : Hypervisor.Flags.SynicAvailable


361+
    Value: 1


292362


363+
    Key  : Hypervisor.Flags.UseQpcBias


293365


294-
BLACKBOXNTFS: 1 (!blackboxntfs)


366+
    Key  : Hypervisor.Flags.Value


367+
    Value: 536632


295368


369+
    Key  : Hypervisor.Flags.ValueHex


296371


297-
BLACKBOXWINLOGON: 1


372+
    Key  : Hypervisor.Flags.VpAssistPage


373+
    Value: 1


298374


299-
PROCESS_NAME:  System


375+
    Key  : Hypervisor.Flags.VsmAvailable


376+
    Value: 0


300377


301-
TRAP_FRAME:  ffff958232c5abb0 -- (.trap 0xffff958232c5abb0)


378+
    Key  : Hypervisor.RootFlags.AccessStats


302-
NOTE: The trap frame does not contain all registers.


379+
    Value: 0


303-
Some register values may be zeroed or incorrect.


380+


304-
rax=ffffc90145a8d000 rbx=0000000000000000 rcx=00000000000000f1


381+
    Key  : Hypervisor.RootFlags.CrashdumpEnlightened


305-
rdx=0000000000000010 rsi=0000000000000000 rdi=0000000000000000


382+
    Value: 0


314383


315-
STACK_TEXT:


384+
    Key  : Hypervisor.RootFlags.CreateVirtualProcessor


316-
ffff9582`32c5a908 fffff806`19846095     : 00000000`00000050 ffffc901`45a8d000 00000000`00000000 ffff9582`32c5abb0 : nt!KeBugCheckEx


385+
    Value: 0


317-
ffff9582`32c5a910 fffff806`19638cd0     : ffff9d89`a3815080 00000000`00000000 ffff9582`32c5ac30 00000000`00000000 : nt!MiSystemFault+0x1ce5f5


386+


318-
ffff9582`32c5aa10 fffff806`1980ea6d     : ffff9d89`aa48d010 0000000f`ffffffff ffff9582`32c5aca9 00000000`00000000 : nt!MmAccessFault+0x400


387+
    Key  : Hypervisor.RootFlags.DisableHyperthreading


319-
ffff9582`32c5abb0 fffff806`1ed3361d     : ffff9d89`a9105aa0 ffffae0e`00000010 0000021d`52627400 ffff9d89`aa48d010 : nt!KiPageFault+0x36d


388+
    Value: 0


320-
ffff9582`32c5ad40 fffff806`1ed53844     : ffff9d89`aa48d010 ffff9d89`00000000 ffff9d89`00000000 00000000`00000001 : nfs41_driver!nfs41_Write+0x46d [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c @ 438]


389+


321-
ffff9582`32c5ae70 fffff806`1ed5ee3a     : ffffae0e`fa405660 ffff9d89`a64b6aa0 ffff9d89`a64b6aa0 fffff806`1ed3b3bd : nfs41_driver!RxLowIoSubmit+0x2d4 [base\fs\rdr2\rxce\lowio.c @ 805]


390+
    Key  : Hypervisor.RootFlags.HostTimelineSync


322-
ffff9582`32c5aed0 fffff806`1ed5e8af     : ffff9d89`aa48d010 ffff9d89`a64b6aa0 ffff9d89`a64b6aa0 00000000`00000004 : nfs41_driver!RxLowIoWriteShell+0x9a [base\fs\rdr2\rdbss\write.c @ 2095]


391+
    Value: 0


323-
ffff9582`32c5af20 fffff806`1ed3b262     : ffff9d89`aa48d010 ffff9d89`a64b6aa0 ffff9d89`a61e0000 00000000`00000001 : nfs41_driver!RxCommonWrite+0x1a2f [base\fs\rdr2\rdbss\write.c @ 1508]


392+


324-
ffff9582`32c5b0f0 fffff806`1ed5696d     : fffff806`1ed49160 00000000`00000000 00000000`00000000 ffff9d89`a61e0060 : nfs41_driver!RxFsdCommonDispatch+0x442 [base\fs\rdr2\rdbss\ntfsd.c @ 848]


393+
    Key  : Hypervisor.RootFlags.HypervisorDebuggingEnabled


325-
ffff9582`32c5b1f0 fffff806`1ed28077     : ffff9d89`a36c5b00 ffff9d89`a33f6160 ffff9d89`a9d94ba0 ffff9d89`a9d94ca8 : nfs41_driver!RxFsdDispatch+0xfd [base\fs\rdr2\rdbss\ntfsd.c @ 442]


394+
    Value: 0


326-
ffff9582`32c5b220 fffff806`1964a295     : ffff9d89`a61e0060 ffff9d89`a64b6aa0 ffff9d89`a38156d0 fffff806`19659bbb : nfs41_driver!nfs41_FsdDispatch+0x67 [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_driver.c @ 962]


395+


327-
ffff9582`32c5b260 fffff806`1cd7f248     : fffff806`1cd78000 00000000`00000000 ffff9d89`a3f53910 ffff9d89`aa45faa8 : nt!IofCallDriver+0x55


396+
    Key  : Hypervisor.RootFlags.IsHyperV


328-
ffff9582`32c5b2a0 fffff806`1cd7ed99     : ffffae0e`f455d420 ffff9d89`a390e4c0 fffff806`1cd78000 00000000`00000000 : mup!MupiCallUncProvider+0xb8


397+
    Value: 0


329-
ffff9582`32c5b310 fffff806`1cd7ecce     : ffff9d89`a64b6aa0 ffff9d89`aa45faa0 ffff9d89`abd0e5b0 00000000`00000000 : mup!MupStateMachine+0x59


398+


330-
ffff9582`32c5b340 fffff806`1964a295     : 00000000`00000000 00000000`00000000 ffff9d89`a36c5b00 fffff806`16085021 : mup!MupFsdIrpPassThrough+0x17e


399+
    Key  : Hypervisor.RootFlags.LivedumpEnlightened


331-
ffff9582`32c5b3b0 fffff806`1608710f     : 00000000`00000006 00000000`00000000 ffff9d89`a9d83b50 fffff806`1964ec5c : nt!IofCallDriver+0x55


400+
    Value: 0


332-
ffff9582`32c5b3f0 fffff806`16084a43     : ffff9582`32c5b480 ffff9d89`a9105aa0 00000000`00000140 ffff9d89`a384bb40 : FLTMGR!FltpLegacyProcessingAfterPreCallbacksCompleted+0x28f


401+


333-
ffff9582`32c5b460 fffff806`1964a295     : ffff9d89`a64b6aa0 fffff806`1964a2d7 00000000`00000004 00000000`00000004 : FLTMGR!FltpDispatch+0xa3


402+
    Key  : Hypervisor.RootFlags.MapDeviceInterrupt


334-
ffff9582`32c5b4c0 fffff806`196b68e3     : ffff9d89`a9105aa0 ffff9d89`a64b6aa0 ffff9d89`abd0e5b0 ffff9582`32c5b580 : nt!IofCallDriver+0x55


403+
    Value: 0


344404


405+
    Key  : Hypervisor.RootFlags.MceEnlightened


345407


346-
FAULTING_SOURCE_LINE:  C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c


408+
    Key  : Hypervisor.RootFlags.Nested


409+
    Value: 0


347410


348-
FAULTING_SOURCE_FILE:  C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c


411+
    Key  : Hypervisor.RootFlags.StartLogicalProcessor


412+
    Value: 0


349413


350-
FAULTING_SOURCE_LINE_NUMBER:  438


414+
    Key  : Hypervisor.RootFlags.Value


415+
    Value: 0


351416


352-
FAULTING_SOURCE_CODE:


417+
    Key  : Hypervisor.RootFlags.ValueHex


353-
   434:


418+
    Value: 0


363419


420+
    Key  : SecureKernel.HalpHvciEnabled


364422


365-
SYMBOL_NAME:  nfs41_driver!nfs41_Write+46d


423+
    Key  : WER.OS.Branch


424+
    Value: vb_release


366425


367-
STACK_COMMAND:  .process /r /p 0xffff9d89a1a87080; .thread 0xffff9d89a3815080 ; kb


426+
    Key  : WER.OS.Version


427+
    Value: 10.0.19041.1


368428


370429


371-
FAILURE_BUCKET_ID:  AV_R_(null)_nfs41_driver!nfs41_Write


430+
BUGCHECK_CODE:  50


372431


373-
OS_VERSION:  10.0.19041.1


432+
BUGCHECK_P1: ffffc90145a8d000


374433


375-
BUILDLAB_STR:  vb_release


434+
BUGCHECK_P2: 0


376435


377-
OSPLATFORM_TYPE:  x64


436+
BUGCHECK_P3: fffff8061ed3361d


378437


379-
OSNAME:  Windows 10


438+
BUGCHECK_P4: 0


380439


381-
FAILURE_ID_HASH:  {be85c6e9-381a-fb84-c448-edc4d53cac46}


440+
FILE_IN_CAB:  MEMORY.DMP


382441


383-
Followup:     MachineOwner


442+
FAULTING_THREAD:  ffff9d89a3815080


385443


386-
1: kd> kp


444+
READ_ADDRESS: unable to get nt!PspSessionIdBitmap


387-
 # Child-SP          RetAddr               Call Site


445+
 ffffc90145a8d000


388-
00 ffff9582`32c5a908 fffff806`19846095     nt!KeBugCheckEx


446+


389-
01 ffff9582`32c5a910 fffff806`19638cd0     nt!MiSystemFault+0x1ce5f5


447+
MM_INTERNAL_CODE:  0


390-
02 ffff9582`32c5aa10 fffff806`1980ea6d     nt!MmAccessFault+0x400


448+


391-
03 ffff9582`32c5abb0 fffff806`1ed3361d     nt!KiPageFault+0x36d


449+
IMAGE_NAME:  nfs41_driver.sys


392-
04 ffff9582`32c5ad40 fffff806`1ed53844     nfs41_driver!nfs41_Write(struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010)+0x46d [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c @ 438]


450+


393-
05 ffff9582`32c5ae70 fffff806`1ed5ee3a     nfs41_driver!RxLowIoSubmit(struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010, struct _IRP * Irp = 0xffff9d89`a64b6aa0, struct _FCB * Fcb = 0xffffae0e`fa405660, <function> * CompletionRoutine = 0xfffff57a`a7626910)+0x2d4 [base\fs\rdr2\rxce\lowio.c @ 805]


451+
MODULE_NAME: nfs41_driver


394-
06 ffff9582`32c5aed0 fffff806`1ed5e8af     nfs41_driver!RxLowIoWriteShell(struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010, struct _IRP * Irp = 0xffff9d89`a64b6aa0, struct _FCB * Fcb = 0xffffae0e`fa405660)+0x9a [base\fs\rdr2\rdbss\write.c @ 2095]


452+


395-
07 ffff9582`32c5af20 fffff806`1ed3b262     nfs41_driver!RxCommonWrite(struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010, struct _IRP * Irp = 0xffff9d89`a64b6aa0)+0x1a2f [base\fs\rdr2\rdbss\write.c @ 1508]


453+
FAULTING_MODULE: fffff8061ed20000 nfs41_driver


396-
08 ffff9582`32c5b0f0 fffff806`1ed5696d     nfs41_driver!RxFsdCommonDispatch(struct _RX_FSD_DISPATCH_VECTOR * DispatchVector = 0xfffff806`1ed49160, struct _IRP * Irp = 0xffff9d89`a64b6aa0, struct _FILE_OBJECT * FileObject = 0x00000000`00000000, struct _RDBSS_DEVICE_OBJECT * RxDeviceObject = 0xffff9d89`a61e0060)+0x442 [base\fs\rdr2\rdbss\ntfsd.c @ 848]


454+


397-
09 ffff9582`32c5b1f0 fffff806`1ed28077     nfs41_driver!RxFsdDispatch(struct _RDBSS_DEVICE_OBJECT * RxDeviceObject = <Value unavailable error>, struct _IRP * Irp = <Value unavailable error>)+0xfd [base\fs\rdr2\rdbss\ntfsd.c @ 442]


455+
BLACKBOXBSD: 1 (!blackboxbsd)


398-
0a ffff9582`32c5b220 fffff806`1964a295     nfs41_driver!nfs41_FsdDispatch(struct _DEVICE_OBJECT * dev = 0xffff9d89`a61e0060 Device for "\FileSystem\nfs41_driver", struct _IRP * Irp = 0xffff9d89`a64b6aa0)+0x67 [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_driver.c @ 962]


456+


399-
0b ffff9582`32c5b260 fffff806`1cd7f248     nt!IofCallDriver+0x55


457+


400-
0c ffff9582`32c5b2a0 fffff806`1cd7ed99     mup!MupiCallUncProvider+0xb8


458+
BLACKBOXNTFS: 1 (!blackboxntfs)


401-
0d ffff9582`32c5b310 fffff806`1cd7ecce     mup!MupStateMachine+0x59


459+


402-
0e ffff9582`32c5b340 fffff806`1964a295     mup!MupFsdIrpPassThrough+0x17e


460+


403-
0f ffff9582`32c5b3b0 fffff806`1608710f     nt!IofCallDriver+0x55


461+
BLACKBOXWINLOGON: 1


404-
10 ffff9582`32c5b3f0 fffff806`16084a43     FLTMGR!FltpLegacyProcessingAfterPreCallbacksCompleted+0x28f


462+


405-
11 ffff9582`32c5b460 fffff806`1964a295     FLTMGR!FltpDispatch+0xa3


463+
PROCESS_NAME:  System


406-
12 ffff9582`32c5b4c0 fffff806`196b68e3     nt!IofCallDriver+0x55


464+


407-
13 ffff9582`32c5b500 fffff806`19741dc8     nt!IoSynchronousPageWriteEx+0x13b


465+
TRAP_FRAME:  ffff958232c5abb0 -- (.trap 0xffff958232c5abb0)


408-
14 ffff9582`32c5b540 fffff806`19646312     nt!MiIssueSynchronousFlush+0x70


466+
NOTE: The trap frame does not contain all registers.


409-
15 ffff9582`32c5b5c0 fffff806`197034a9     nt!MiFlushSectionInternal+0x862


467+
Some register values may be zeroed or incorrect.


410-
16 ffff9582`32c5b890 fffff806`19675a8d     nt!MmFlushSection+0xbd


468+
rax=ffffc90145a8d000 rbx=0000000000000000 rcx=00000000000000f1


411-
17 ffff9582`32c5b940 fffff806`19674bd4     nt!CcFlushCachePriv+0x6cd


469+
rdx=0000000000000010 rsi=0000000000000000 rdi=0000000000000000


412-
18 ffff9582`32c5ba90 fffff806`196171c5     nt!CcWriteBehindInternal+0x1f4


470+
rip=fffff8061ed3361d rsp=ffff958232c5ad40 rbp=ffff9d89a64b6aa0


413-
19 ffff9582`32c5bb70 fffff806`1975a165     nt!ExpWorkerThread+0x105


471+
 r8=cfffffffffffffff  r9=fffff57aa7626910 r10=fffff8061a04f5c0


414-
1a ffff9582`32c5bc10 fffff806`198078f8     nt!PspSystemThreadStartup+0x55


472+
r11=fffff57abd5eafff r12=0000000000000000 r13=0000000000000000


415-
1b ffff9582`32c5bc60 00000000`00000000     nt!KiStartSystemThread+0x28


473+
r14=0000000000000000 r15=0000000000000000


416-
1: kd> .frame 0n4;dv /t /v


474+
iopl=0         nv up ei ng nz na po cy


417-
04 ffff9582`32c5ad40 fffff806`1ed53844     nfs41_driver!nfs41_Write+0x46d [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c @ 438]


475+
nfs41_driver!nfs41_Write+0x46d:


418-
ffff9582`32c5ae70 struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010


476+
fffff806`1ed3361d 0fb600          movzx   eax,byte ptr [rax] ds:ffffc901`45a8d000=??


419-
ffff9582`32c5add8 struct _NFS41_FOBX * nfs41_fobx = 0xffffae0e`fa405b30


477+
Resetting default scope


420-
ffff9582`32c5ade8 struct _NFS41_V_NET_ROOT_EXTENSION * pVNetRootContext = 0xffff9d89`a9d527b0


478+


421-
ffff9582`32c5ae10 struct _NFS41_FCB * nfs41_fcb = 0xffffae0e`fa405900


479+
STACK_TEXT:


422-
ffff9582`32c5adc0 struct _MDL * userbuffer_mdl = 0xffff9d89`a9566010


480+
ffff9582`32c5a908 fffff806`19846095     : 00000000`00000050 ffffc901`45a8d000 00000000`00000000 ffff9582`32c5abb0 : nt!KeBugCheckEx


423-
ffff9582`32c5ae40 struct _NFS41_NETROOT_EXTENSION * pNetRootContext = 0xffff9d89`a9de43d0


481+
ffff9582`32c5a910 fffff806`19638cd0     : ffff9d89`a3815080 00000000`00000000 ffff9582`32c5ac30 00000000`00000000 : nt!MiSystemFault+0x1ce5f5


424-
ffff9582`32c5ae08 char * cp_dest = 0xffff9d89`a44fc000 ""


482+
ffff9582`32c5aa10 fffff806`1980ea6d     : ffff9d89`aa48d010 0000000f`ffffffff ffff9582`32c5aca9 00000000`00000000 : nt!MmAccessFault+0x400


425-
ffff9582`32c5ae50 int64 cp_max = 0n577536


483+
ffff9582`32c5abb0 fffff806`1ed3361d     : ffff9d89`a9105aa0 ffffae0e`00000010 0000021d`52627400 ffff9d89`aa48d010 : nt!KiPageFault+0x36d


426-
ffff9582`32c5ada8 struct _updowncall_entry * entry = 0xffff9d89`a8ee2e50


484+
ffff9582`32c5ad40 fffff806`1ed53844     : ffff9d89`aa48d010 ffff9d89`00000000 ffff9d89`00000000 00000000`00000001 : nfs41_driver!nfs41_Write+0x46d [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c @ 438]


427-
ffff9582`32c5ade0 unsigned long mdl_bytecount = 0x8d000


485+
ffff9582`32c5ae70 fffff806`1ed5ee3a     : ffffae0e`fa405660 ffff9d89`a64b6aa0 ffff9d89`a64b6aa0 fffff806`1ed3b3bd : nfs41_driver!RxLowIoSubmit+0x2d4 [base\fs\rdr2\rxce\lowio.c @ 805]


428-
ffff9582`32c5ada0 struct _LOWIO_CONTEXT * LowIoContext = 0xffff9d89`aa48d1a8


486+
ffff9582`32c5aed0 fffff806`1ed5e8af     : ffff9d89`aa48d010 ffff9d89`a64b6aa0 ffff9d89`a64b6aa0 00000000`00000004 : nfs41_driver!RxLowIoWriteShell+0x9a [base\fs\rdr2\rdbss\write.c @ 2095]


429-
ffff9582`32c5ae38 void * Src = 0xffffc901`45a00000


487+
ffff9582`32c5af20 fffff806`1ed3b262     : ffff9d89`aa48d010 ffff9d89`a64b6aa0 ffff9d89`a61e0000 00000000`00000001 : nfs41_driver!RxCommonWrite+0x1a2f [base\fs\rdr2\rdbss\write.c @ 1508]


430-
ffff9582`32c5adb8 struct _MRX_SRV_OPEN_ * SrvOpen = 0xffffae0e`fa405960


488+
ffff9582`32c5b0f0 fffff806`1ed5696d     : fffff806`1ed49160 00000000`00000000 00000000`00000000 ffff9d89`a61e0060 : nfs41_driver!RxFsdCommonDispatch+0x442 [base\fs\rdr2\rdbss\ntfsd.c @ 848]


431-
ffff9582`32c5adb0 char tmpbyte = 0n-15 ''


489+
ffff9582`32c5b1f0 fffff806`1ed28077     : ffff9d89`a36c5b00 ffff9d89`a33f6160 ffff9d89`a9d94ba0 ffff9d89`a9d94ca8 : nfs41_driver!RxFsdDispatch+0xfd [base\fs\rdr2\rdbss\ntfsd.c @ 442]


432-
ffff9582`32c5ad94 long status = 0n0


490+
ffff9582`32c5b220 fffff806`1964a295     : ffff9d89`a61e0060 ffff9d89`a64b6aa0 ffff9d89`a38156d0 fffff806`19659bbb : nfs41_driver!nfs41_FsdDispatch+0x67 [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_driver.c @ 962]


433-
ffff9582`32c5adc8 unsigned long padded_readwrite_bytecount = 0x8d100


491+
ffff9582`32c5b260 fffff806`1cd7f248     : fffff806`1cd78000 00000000`00000000 ffff9d89`a3f53910 ffff9d89`aa45faa8 : nt!IofCallDriver+0x55


434-
ffff9582`32c5ad90 unsigned char async = 0x00 ''


492+
ffff9582`32c5b2a0 fffff806`1cd7ed99     : ffffae0e`f455d420 ffff9d89`a390e4c0 fffff806`1cd78000 00000000`00000000 : mup!MupiCallUncProvider+0xb8


435-
ffff9582`32c5adf0 unsigned long io_delay = 0


493+
ffff9582`32c5b310 fffff806`1cd7ecce     : ffff9d89`a64b6aa0 ffff9d89`aa45faa0 ffff9d89`abd0e5b0 00000000`00000000 : mup!MupStateMachine+0x59


436-
ffff9582`32c5add0 void * userbuffer_mem = 0xffff9d89`a4470000


494+
ffff9582`32c5b340 fffff806`1964a295     : 00000000`00000000 00000000`00000000 ffff9d89`a36c5b00 fffff806`16085021 : mup!MupFsdIrpPassThrough+0x17e


437-
ffff9582`32c5adf8 int64 cp_i = 0n573440


495+
ffff9582`32c5b3b0 fffff806`1608710f     : 00000000`00000006 00000000`00000000 ffff9d89`a9d83b50 fffff806`1964ec5c : nt!IofCallDriver+0x55


438-
ffff9582`32c5ae00 char * cp_src = 0xffffc901`45a8d000 "--- memory read error at address 0xffffc901`45a8d000 ---"


496+
ffff9582`32c5b3f0 fffff806`16084a43     : ffff9582`32c5b480 ffff9d89`a9105aa0 00000000`00000140 ffff9d89`a384bb40 : FLTMGR!FltpLegacyProcessingAfterPreCallbacksCompleted+0x28f


439-
1: kd> dt -r LowIoContext


497+
ffff9582`32c5b460 fffff806`1964a295     : ffff9d89`a64b6aa0 fffff806`1964a2d7 00000000`00000004 00000000`00000004 : FLTMGR!FltpDispatch+0xa3


440-
Local var @ 0xffff958232c5ada0 Type _LOWIO_CONTEXT*


498+
ffff9582`32c5b4c0 fffff806`196b68e3     : ffff9d89`a9105aa0 ffff9d89`a64b6aa0 ffff9d89`abd0e5b0 ffff9582`32c5b580 : nt!IofCallDriver+0x55


441-
0xffff9d89`aa48d1a8


499+
ffff9582`32c5b500 fffff806`19741dc8     : 00000000`00000000 ffff9582`32c5b5a0 ffff9d89`abd0e5b0 fffff806`19676175 : nt!IoSynchronousPageWriteEx+0x13b


442-
   +0x000 Operation        : 1


500+
ffff9582`32c5b540 fffff806`19646312     : 00000000`00000011 ffffae0f`00ea3018 00000000`00001000 00000000`00000000 : nt!MiIssueSynchronousFlush+0x70


443-
   +0x002 Flags            : 0


501+
ffff9582`32c5b5c0 fffff806`197034a9     : ffff9582`33053a88 00000000`00000000 00000000`00000000 00000000`00000000 : nt!MiFlushSectionInternal+0x862


444-
   +0x008 CompletionRoutine : 0xfffff806`1ed5eeb0     long  nfs41_driver!RxLowIoWriteShellCompletion+0


502+
ffff9582`32c5b890 fffff806`19675a8d     : 00000000`00000001 ffff9d89`a3815080 00000000`0008d000 00000000`00001000 : nt!MmFlushSection+0xbd


445-
   +0x010 Resource         : 0xffff9d89`a1cf41c8 _ERESOURCE


503+
ffff9582`32c5b940 fffff806`19674bd4     : ffff9d89`a1cf4148 00000000`00000000 ffff9d89`00000001 00000000`00000000 : nt!CcFlushCachePriv+0x6cd


446-
      +0x000 SystemResourcesList : _LIST_ENTRY [ 0xffff9d89`a1cf42b0 - 0xffff9d89`a1cf4160 ]


504+
ffff9582`32c5ba90 fffff806`196171c5     : ffff9d89`abe45880 fffff806`196fdc00 ffff9d89`a1a5ac01 00000000`00000000 : nt!CcWriteBehindInternal+0x1f4


447-
         +0x000 Flink            : 0xffff9d89`a1cf42b0 _LIST_ENTRY [ 0xffff9d89`a8fe2690 - 0xffff9d89`a1cf41c8 ]


505+
ffff9582`32c5bb70 fffff806`1975a165     : ffff9d89`a3815080 00000000`00000080 ffff9d89`a1a87080 00078404`ad9b3dfe : nt!ExpWorkerThread+0x105


448-
         +0x008 Blink            : 0xffff9d89`a1cf4160 _LIST_ENTRY [ 0xffff9d89`a1cf41c8 - 0xffff9d89`a7dcb750 ]


506+
ffff9582`32c5bc10 fffff806`198078f8     : ffffc901`38fe3180 ffff9d89`a3815080 fffff806`1975a110 00000000`00000000 : nt!PspSystemThreadStartup+0x55


449-
      +0x010 OwnerTable       : (null)


507+
ffff9582`32c5bc60 00000000`00000000     : ffff9582`32c5c000 ffff9582`32c56000 00000000`00000000 00000000`00000000 : nt!KiStartSystemThread+0x28


450-
      +0x018 ActiveCount      : 0n1


508+


451-
      +0x01a Flag             : 0


509+


452-
      +0x01a ReservedLowFlags : 0 ''


510+
FAULTING_SOURCE_LINE:  C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c


453-
      +0x01b WaiterPriority   : 0 ''


511+


454-
      +0x020 SharedWaiters    : (null)


512+
FAULTING_SOURCE_FILE:  C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c


455-
      +0x028 ExclusiveWaiters : (null)


513+


456-
      +0x030 OwnerEntry       : _OWNER_ENTRY


514+
FAULTING_SOURCE_LINE_NUMBER:  438


457-
         +0x000 OwnerThread      : 0xffff9d89`a3815080


515+


458-
         +0x008 IoPriorityBoosted : 0y0


516+
FAULTING_SOURCE_CODE:


459-
         +0x008 OwnerReferenced  : 0y0


517+
   434:


460-
         +0x008 IoQoSPriorityBoosted : 0y0


518+
   435:     long long cp_max = LowIoContext->ParamsFor.ReadWrite.ByteCount;


461-
         +0x008 OwnerCount       : 0y00000000000000000000000000010 (0x2)


519+
   436:


462-
         +0x008 TableSize        : 0x10


520+
   437:     for (cp_i = 0 ; cp_i < cp_max ; cp_i++) {


463-
      +0x040 ActiveEntries    : 1


521+
>  438:         tmpbyte = *cp_src++;


464-
      +0x044 ContentionCount  : 0


522+
   439:


465-
      +0x048 NumberOfSharedWaiters : 0


523+
   440:         *cp_dest++ = tmpbyte;


466-
      +0x04c NumberOfExclusiveWaiters : 0


524+
   441:     }


467-
      +0x050 Reserved2        : (null)


525+
   442: #else


468-
      +0x058 Address          : (null)


526+
   443:     (void)RtlCopyMemory(userbuffer_mem,


469-
      +0x058 CreatorBackTraceIndex : 0


527+


470-
      +0x060 SpinLock         : 0


528+


471-
   +0x018 ResourceThreadId : 0xffff9d89`a3815080


529+
SYMBOL_NAME:  nfs41_driver!nfs41_Write+46d


472-
   +0x020 ParamsFor        : <anonymous-tag>


530+


473-
      +0x000 ReadWrite        : <anonymous-tag>


531+
STACK_COMMAND:  .process /r /p 0xffff9d89a1a87080; .thread 0xffff9d89a3815080 ; kb


474-
         +0x000 Flags            : 1


532+


475-
         +0x008 Buffer           : 0xffff9d89`a9105aa0 _MDL


533+
BUCKET_ID_FUNC_OFFSET:  46d


476-
         +0x010 ByteOffset       : 0n4096


534+


477-
         +0x018 ByteCount        : 0x8d000


535+
FAILURE_BUCKET_ID:  AV_R_(null)_nfs41_driver!nfs41_Write


478-
         +0x01c Key              : 0


536+


479-
         +0x020 NonPagedFcb      : (null)


537+
OS_VERSION:  10.0.19041.1


480-
      +0x000 Locks            : <anonymous-tag>


538+


481-
         +0x000 LockList         : 0x00000000`00000001 _LOWIO_LOCK_LIST


539+
BUILDLAB_STR:  vb_release


482-
         +0x000 Length           : 0n1


540+


483-
         +0x008 Flags            : 0xa9105aa0


541+
OSPLATFORM_TYPE:  x64


484-
         +0x010 ByteOffset       : 0n4096


542+


485-
         +0x018 Key              : 0x8d000


543+
OSNAME:  Windows 10


486-
      +0x000 FsCtl            : _XXCTL_LOWIO_COMPONENT


544+


487-
         +0x000 Flags            : 1


545+
FAILURE_ID_HASH:  {be85c6e9-381a-fb84-c448-edc4d53cac46}


488-
         +0x004 FsControlCode    : 0


546+


489-
         +0x004 IoControlCode    : 0


547+
Followup:     MachineOwner


490-
         +0x008 InputBufferLength : 0xa9105aa0


548+
---------


491-
         +0x010 pInputBuffer     : 0x00000000`00001000 Void


549+


492-
         +0x018 OutputBufferLength : 0x8d000


550+
1: kd> kp


493-
         +0x020 pOutputBuffer    : (null)


551+
 # Child-SP          RetAddr               Call Site


494-
         +0x028 MinorFunction    : 0 ''


552+
00 ffff9582`32c5a908 fffff806`19846095     nt!KeBugCheckEx


495-
      +0x000 IoCtl            : _XXCTL_LOWIO_COMPONENT


553+
01 ffff9582`32c5a910 fffff806`19638cd0     nt!MiSystemFault+0x1ce5f5


496-
         +0x000 Flags            : 1


554+
02 ffff9582`32c5aa10 fffff806`1980ea6d     nt!MmAccessFault+0x400


497-
         +0x004 FsControlCode    : 0


555+
03 ffff9582`32c5abb0 fffff806`1ed3361d     nt!KiPageFault+0x36d


498-
         +0x004 IoControlCode    : 0


556+
04 ffff9582`32c5ad40 fffff806`1ed53844     nfs41_driver!nfs41_Write(struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010)+0x46d [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c @ 438]


499-
         +0x008 InputBufferLength : 0xa9105aa0


557+
05 ffff9582`32c5ae70 fffff806`1ed5ee3a     nfs41_driver!RxLowIoSubmit(struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010, struct _IRP * Irp = 0xffff9d89`a64b6aa0, struct _FCB * Fcb = 0xffffae0e`fa405660, <function> * CompletionRoutine = 0xfffff57a`a7626910)+0x2d4 [base\fs\rdr2\rxce\lowio.c @ 805]


500-
         +0x010 pInputBuffer     : 0x00000000`00001000 Void


558+
06 ffff9582`32c5aed0 fffff806`1ed5e8af     nfs41_driver!RxLowIoWriteShell(struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010, struct _IRP * Irp = 0xffff9d89`a64b6aa0, struct _FCB * Fcb = 0xffffae0e`fa405660)+0x9a [base\fs\rdr2\rdbss\write.c @ 2095]


501-
         +0x018 OutputBufferLength : 0x8d000


559+
07 ffff9582`32c5af20 fffff806`1ed3b262     nfs41_driver!RxCommonWrite(struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010, struct _IRP * Irp = 0xffff9d89`a64b6aa0)+0x1a2f [base\fs\rdr2\rdbss\write.c @ 1508]


502-
         +0x020 pOutputBuffer    : (null)


560+
08 ffff9582`32c5b0f0 fffff806`1ed5696d     nfs41_driver!RxFsdCommonDispatch(struct _RX_FSD_DISPATCH_VECTOR * DispatchVector = 0xfffff806`1ed49160, struct _IRP * Irp = 0xffff9d89`a64b6aa0, struct _FILE_OBJECT * FileObject = 0x00000000`00000000, struct _RDBSS_DEVICE_OBJECT * RxDeviceObject = 0xffff9d89`a61e0060)+0x442 [base\fs\rdr2\rdbss\ntfsd.c @ 848]


503-
         +0x028 MinorFunction    : 0 ''


561+
09 ffff9582`32c5b1f0 fffff806`1ed28077     nfs41_driver!RxFsdDispatch(struct _RDBSS_DEVICE_OBJECT * RxDeviceObject = <Value unavailable error>, struct _IRP * Irp = <Value unavailable error>)+0xfd [base\fs\rdr2\rdbss\ntfsd.c @ 442]


504-
      +0x000 NotifyChangeDirectory : <anonymous-tag>


562+
0a ffff9582`32c5b220 fffff806`1964a295     nfs41_driver!nfs41_FsdDispatch(struct _DEVICE_OBJECT * dev = 0xffff9d89`a61e0060 Device for "\FileSystem\nfs41_driver", struct _IRP * Irp = 0xffff9d89`a64b6aa0)+0x67 [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_driver.c @ 962]


505-
         +0x000 WatchTree        : 0x1 ''


563+
0b ffff9582`32c5b260 fffff806`1cd7f248     nt!IofCallDriver+0x55


506-
         +0x004 CompletionFilter : 0


564+
0c ffff9582`32c5b2a0 fffff806`1cd7ed99     mup!MupiCallUncProvider+0xb8


507-
         +0x008 NotificationBufferLength : 0xa9105aa0


565+
0d ffff9582`32c5b310 fffff806`1cd7ecce     mup!MupStateMachine+0x59


508-
         +0x010 pNotificationBuffer : 0x00000000`00001000 Void


566+
0e ffff9582`32c5b340 fffff806`1964a295     mup!MupFsdIrpPassThrough+0x17e


509-
1: kd> dx -id 0,0,ffff9d89a1a87080 -r1 ((nfs41_driver!_MDL *)0xffff9d89a9105aa0)


567+
0f ffff9582`32c5b3b0 fffff806`1608710f     nt!IofCallDriver+0x55


510-
((nfs41_driver!_MDL *)0xffff9d89a9105aa0)                 : 0xffff9d89a9105aa0 [Type: _MDL *]


568+
10 ffff9582`32c5b3f0 fffff806`16084a43     FLTMGR!FltpLegacyProcessingAfterPreCallbacksCompleted+0x28f


511-
    [+0x000] Next             : 0x0 [Type: _MDL *]


569+
11 ffff9582`32c5b460 fffff806`1964a295     FLTMGR!FltpDispatch+0xa3


512-
    [+0x008] Size             : 1176 [Type: short]


570+
12 ffff9582`32c5b4c0 fffff806`196b68e3     nt!IofCallDriver+0x55


513-
    [+0x00a] MdlFlags         : 3 [Type: short]


571+
13 ffff9582`32c5b500 fffff806`19741dc8     nt!IoSynchronousPageWriteEx+0x13b


514-
    [+0x010] Process          : 0x0 [Type: _EPROCESS *]


572+
14 ffff9582`32c5b540 fffff806`19646312     nt!MiIssueSynchronousFlush+0x70


515-
    [+0x018] MappedSystemVa   : 0xffffc90145a00000 [Type: void *]


573+
15 ffff9582`32c5b5c0 fffff806`197034a9     nt!MiFlushSectionInternal+0x862


516-
    [+0x020] StartVa          : 0x0 [Type: void *]


574+
16 ffff9582`32c5b890 fffff806`19675a8d     nt!MmFlushSection+0xbd


517-
    [+0x028] ByteCount        : 0x8d000 [Type: unsigned long]


575+
17 ffff9582`32c5b940 fffff806`19674bd4     nt!CcFlushCachePriv+0x6cd


518-
    [+0x02c] ByteOffset       : 0x0 [Type: unsigned long]


576+
18 ffff9582`32c5ba90 fffff806`196171c5     nt!CcWriteBehindInternal+0x1f4


519-


577+
19 ffff9582`32c5bb70 fffff806`1975a165     nt!ExpWorkerThread+0x105


520-


578+
1a ffff9582`32c5bc10 fffff806`198078f8     nt!PspSystemThreadStartup+0x55


521-


579+
1b ffff9582`32c5bc60 00000000`00000000     nt!KiStartSystemThread+0x28


522-


580+
1: kd> .frame 0n4;dv /t /v


523-


581+
04 ffff9582`32c5ad40 fffff806`1ed53844     nfs41_driver!nfs41_Write+0x46d [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\sys\nfs41sys_readwrite.c @ 438]


524-


582+
ffff9582`32c5ae70 struct _RX_CONTEXT * RxContext = 0xffff9d89`aa48d010


525-


583+
ffff9582`32c5add8 struct _NFS41_FOBX * nfs41_fobx = 0xffffae0e`fa405b30


526-


584+
ffff9582`32c5ade8 struct _NFS41_V_NET_ROOT_EXTENSION * pVNetRootContext = 0xffff9d89`a9d527b0


527-


585+
ffff9582`32c5ae10 struct _NFS41_FCB * nfs41_fcb = 0xffffae0e`fa405900


528-


586+
ffff9582`32c5adc0 struct _MDL * userbuffer_mdl = 0xffff9d89`a9566010


529-


587+
ffff9582`32c5ae40 struct _NFS41_NETROOT_EXTENSION * pNetRootContext = 0xffff9d89`a9de43d0


530-


588+
ffff9582`32c5ae08 char * cp_dest = 0xffff9d89`a44fc000 ""


531-


589+
ffff9582`32c5ae50 int64 cp_max = 0n577536


532-


590+
ffff9582`32c5ada8 struct _updowncall_entry * entry = 0xffff9d89`a8ee2e50


533-


591+
ffff9582`32c5ade0 unsigned long mdl_bytecount = 0x8d000


534-


592+
ffff9582`32c5ada0 struct _LOWIO_CONTEXT * LowIoContext = 0xffff9d89`aa48d1a8


535-


593+
ffff9582`32c5ae38 void * Src = 0xffffc901`45a00000


536-


594+
ffff9582`32c5adb8 struct _MRX_SRV_OPEN_ * SrvOpen = 0xffffae0e`fa405960


537-


595+
ffff9582`32c5adb0 char tmpbyte = 0n-15 ''


538-


596+
ffff9582`32c5ad94 long status = 0n0


539-


597+
ffff9582`32c5adc8 unsigned long padded_readwrite_bytecount = 0x8d100


540-


598+
ffff9582`32c5ad90 unsigned char async = 0x00 ''


541-


599+
ffff9582`32c5adf0 unsigned long io_delay = 0


542-


600+
ffff9582`32c5add0 void * userbuffer_mem = 0xffff9d89`a4470000


543-


601+
ffff9582`32c5adf8 int64 cp_i = 0n573440


544-


602+
ffff9582`32c5ae00 char * cp_src = 0xffffc901`45a8d000 "--- memory read error at address 0xffffc901`45a8d000 ---"


545-


603+
1: kd> dt -r LowIoContext


546-


604+
Local var @ 0xffff958232c5ada0 Type _LOWIO_CONTEXT*


547-


605+
0xffff9d89`aa48d1a8


548-


606+
   +0x000 Operation        : 1


549-


607+
   +0x002 Flags            : 0


550-


608+
   +0x008 CompletionRoutine : 0xfffff806`1ed5eeb0     long  nfs41_driver!RxLowIoWriteShellCompletion+0


551-


609+
   +0x010 Resource         : 0xffff9d89`a1cf41c8 _ERESOURCE


552-


610+
      +0x000 SystemResourcesList : _LIST_ENTRY [ 0xffff9d89`a1cf42b0 - 0xffff9d89`a1cf4160 ]


553-


611+
         +0x000 Flink            : 0xffff9d89`a1cf42b0 _LIST_ENTRY [ 0xffff9d89`a8fe2690 - 0xffff9d89`a1cf41c8 ]


554-


612+
         +0x008 Blink            : 0xffff9d89`a1cf4160 _LIST_ENTRY [ 0xffff9d89`a1cf41c8 - 0xffff9d89`a7dcb750 ]


555-


613+
      +0x010 OwnerTable       : (null)


556-


614+
      +0x018 ActiveCount      : 0n1


557-


615+
      +0x01a Flag             : 0


558-


616+
      +0x01a ReservedLowFlags : 0 ''


559-


617+
      +0x01b WaiterPriority   : 0 ''


560-


618+
      +0x020 SharedWaiters    : (null)


561-


619+
      +0x028 ExclusiveWaiters : (null)


562-


620+
      +0x030 OwnerEntry       : _OWNER_ENTRY


563-


621+
         +0x000 OwnerThread      : 0xffff9d89`a3815080


564-


622+
         +0x008 IoPriorityBoosted : 0y0


565-


623+
         +0x008 OwnerReferenced  : 0y0


566-


624+
         +0x008 IoQoSPriorityBoosted : 0y0


567-


625+
         +0x008 OwnerCount       : 0y00000000000000000000000000010 (0x2)


568-


626+
         +0x008 TableSize        : 0x10


569-


627+
      +0x040 ActiveEntries    : 1


570-


628+
      +0x044 ContentionCount  : 0


571-


629+
      +0x048 NumberOfSharedWaiters : 0


572-


630+
      +0x04c NumberOfExclusiveWaiters : 0


573-


631+
      +0x050 Reserved2        : (null)


574-


632+
      +0x058 Address          : (null)


575-


633+
      +0x058 CreatorBackTraceIndex : 0


576-


634+
      +0x060 SpinLock         : 0


577-


635+
   +0x018 ResourceThreadId : 0xffff9d89`a3815080


578-


636+
   +0x020 ParamsFor        : <anonymous-tag>


579-


637+
      +0x000 ReadWrite        : <anonymous-tag>


580-


638+
         +0x000 Flags            : 1


581-


639+
         +0x008 Buffer           : 0xffff9d89`a9105aa0 _MDL


582-


640+
         +0x010 ByteOffset       : 0n4096


583-


641+
         +0x018 ByteCount        : 0x8d000


584-


642+
         +0x01c Key              : 0


585-


643+
         +0x020 NonPagedFcb      : (null)


586-


644+
      +0x000 Locks            : <anonymous-tag>


587-


645+
         +0x000 LockList         : 0x00000000`00000001 _LOWIO_LOCK_LIST


588-


646+
         +0x000 Length           : 0n1


589-


647+
         +0x008 Flags            : 0xa9105aa0


590-


648+
         +0x010 ByteOffset       : 0n4096


591-


649+
         +0x018 Key              : 0x8d000


592-


650+
      +0x000 FsCtl            : _XXCTL_LOWIO_COMPONENT


593-


651+
         +0x000 Flags            : 1


594-


652+
         +0x004 FsControlCode    : 0


595-


653+
         +0x004 IoControlCode    : 0


596-


654+
         +0x008 InputBufferLength : 0xa9105aa0


597-


655+
         +0x010 pInputBuffer     : 0x00000000`00001000 Void


598-


656+
         +0x018 OutputBufferLength : 0x8d000


599-


657+
         +0x020 pOutputBuffer    : (null)


600-


658+
         +0x028 MinorFunction    : 0 ''


601-


659+
      +0x000 IoCtl            : _XXCTL_LOWIO_COMPONENT


602-


660+
         +0x000 Flags            : 1


603-


661+
         +0x004 FsControlCode    : 0


604-


662+
         +0x004 IoControlCode    : 0


605-


663+
         +0x008 InputBufferLength : 0xa9105aa0


606-


664+
         +0x010 pInputBuffer     : 0x00000000`00001000 Void


607-


665+
         +0x018 OutputBufferLength : 0x8d000


608-


666+
         +0x020 pOutputBuffer    : (null)


609-


667+
         +0x028 MinorFunction    : 0 ''


610-


668+
      +0x000 NotifyChangeDirectory : <anonymous-tag>


611-


669+
         +0x000 WatchTree        : 0x1 ''


612-


670+
         +0x004 CompletionFilter : 0


613-


671+
         +0x008 NotificationBufferLength : 0xa9105aa0


614-


672+
         +0x010 pNotificationBuffer : 0x00000000`00001000 Void


615-


673+
1: kd> dx -id 0,0,ffff9d89a1a87080 -r1 ((nfs41_driver!_MDL *)0xffff9d89a9105aa0)


616-


674+
((nfs41_driver!_MDL *)0xffff9d89a9105aa0)                 : 0xffff9d89a9105aa0 [Type: _MDL *]


617-


675+
    [+0x000] Next             : 0x0 [Type: _MDL *]


618-


676+
    [+0x008] Size             : 1176 [Type: short]


619-


677+
    [+0x00a] MdlFlags         : 3 [Type: short]


620-


678+
    [+0x010] Process          : 0x0 [Type: _EPROCESS *]


621-


679+
    [+0x018] MappedSystemVa   : 0xffffc90145a00000 [Type: void *]


622-


680+
    [+0x020] StartVa          : 0x0 [Type: void *]


623-


681+
    [+0x028] ByteCount        : 0x8d000 [Type: unsigned long]


624-


682+
    [+0x02c] ByteOffset       : 0x0 [Type: unsigned long]


625683








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