[BUG]: Exception Info: System.AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.

[JohnnyPoon]

Description

Running DeepSeek (DeepSeek-R1-Distill-Qwen-1.5B-Q6_K.gguf) with GPU works fine. Running only CPU with CPU backend crashed when calling ModelParam().

Application: Local DeepSeek.exe
CoreCLR Version: 8.0.1224.60305
.NET Version: 8.0.12
Description: The process was terminated due to an unhandled exception.
Exception Info: System.AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.
Stack:
at LLama.Native.NativeApi..cctor()
at LLama.Abstractions.TensorSplitsCollection..ctor()
at LLama.Common.ModelParams..ctor(System.String)

Tried identify which runtimes dlls causing the issue by removing the folders. The following folders don't crashed the app:

avx512
cuda11
cuda12
vulkan

But leaving any of the following folders will result in the above exception:

avx
avx2
noavx

Reproduction Steps

var parameters = new ModelParams(modelPath) {}

Environment & Configuration

• Operating system: Win10 (10.0.19045.2.0.0.768.101)
• .NET runtime version: 8
• LLamaSharp version: 0.21.0
• CUDA version (if you are using cuda backend):
• CPU & GPU device: Processor Intel(R) Core(TM) i7-7500U CPU @ 2.70GHz, 2901 Mhz, 2 Core(s), 4 Logical Processor(s)

Version=1
EventType=MoAppCrash
EventTime=133837843545410043
ReportType=2
Consent=1
UploadTime=133837843552499738
ReportStatus=268435456
ReportIdentifier=e325fbf8-d4e8-4e6d-846d-937810e8e793
IntegratorReportIdentifier=12ba211f-e116-4b9f-809c-f809f82c0edf
Wow64Host=34404
NsAppName=praid:App
OriginalFilename=Local DeepSeek.dll
AppSessionGuid=00002c44-0002-0053-931c-7b3dcf7cdb01
TargetAppId=U:LocalAIs.com.LocalDeepSeek_0.2.53.0_x64__8cyybkkrqmfz0!App
TargetAppVer=0.2.53.0_x64_!2024//12//03:12:56:32!0!Local DeepSeek.exe
BootId=4294967295
TargetAsId=24025
UserImpactVector=808452912
IsFatal=1
EtwNonCollectReason=4
Response.BucketId=0b94df70059ec874bdaf511a68d43566
Response.BucketTable=5
Response.LegacyBucketId=2139017521894012262
Response.type=4
Sig[0].Name=Package Full Name
Sig[0].Value=LocalAIs.com.LocalDeepSeek_0.2.53.0_x64__8cyybkkrqmfz0
Sig[1].Name=Application Name
Sig[1].Value=praid:App
Sig[2].Name=Application Version
Sig[2].Value=1.0.0.0
Sig[3].Name=Application Timestamp
Sig[3].Value=674f0000
Sig[4].Name=Fault Module Name
Sig[4].Value=coreclr.dll
Sig[5].Name=Fault Module Version
Sig[5].Value=8.0.1224.60305
Sig[6].Name=Fault Module Timestamp
Sig[6].Value=674f3d10
Sig[7].Name=Exception Code
Sig[7].Value=c0000005
Sig[8].Name=Exception Offset
Sig[8].Value=00000000001c47f6
DynamicSig[1].Name=OS Version
DynamicSig[1].Value=10.0.19045.2.0.0.768.101
DynamicSig[2].Name=Locale ID
DynamicSig[2].Value=6153
DynamicSig[22].Name=Additional Information 1
DynamicSig[22].Value=b58f
DynamicSig[23].Name=Additional Information 2
DynamicSig[23].Value=b58f9c7bea96de47304e404f443a83a5
DynamicSig[24].Name=Additional Information 3
DynamicSig[24].Value=6911
DynamicSig[25].Name=Additional Information 4
DynamicSig[25].Value=6911ae844d98a90db9a7ca75cc2b37ee
UI[2]=C:\Program Files\WindowsApps\LocalAIs.com.LocalDeepSeek_0.2.53.0_x64__8cyybkkrqmfz0\Local DeepSeek.exe
LoadedModule[0]=C:\Program Files\WindowsApps\LocalAIs.com.LocalDeepSeek_0.2.53.0_x64__8cyybkkrqmfz0\Local DeepSeek.exe
LoadedModule[1]=C:\WINDOWS\SYSTEM32\ntdll.dll
LoadedModule[2]=C:\WINDOWS\System32\KERNEL32.DLL
LoadedModule[3]=C:\WINDOWS\System32\KERNELBASE.dll
LoadedModule[4]=C:\WINDOWS\System32\USER32.dll
LoadedModule[5]=C:\WINDOWS\System32\win32u.dll
LoadedModule[6]=C:\WINDOWS\System32\GDI32.dll
LoadedModule[7]=C:\WINDOWS\System32\gdi32full.dll
LoadedModule[8]=C:\WINDOWS\System32\msvcp_win.dll
LoadedModule[9]=C:\WINDOWS\System32\ucrtbase.dll
LoadedModule[10]=C:\WINDOWS\System32\SHELL32.dll
LoadedModule[11]=C:\WINDOWS\System32\ADVAPI32.dll
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LoadedModule[14]=C:\WINDOWS\System32\RPCRT4.dll
LoadedModule[15]=C:\WINDOWS\System32\bcrypt.dll
LoadedModule[16]=C:\WINDOWS\System32\IMM32.DLL
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LoadedModule[18]=C:\Program Files\WindowsApps\LocalAIs.com.LocalDeepSeek_0.2.53.0_x64__8cyybkkrqmfz0\hostpolicy.dll
LoadedModule[19]=C:\Program Files\WindowsApps\LocalAIs.com.LocalDeepSeek_0.2.53.0_x64__8cyybkkrqmfz0\coreclr.dll
LoadedModule[20]=C:\WINDOWS\System32\ole32.dll
LoadedModule[21]=C:\WINDOWS\System32\combase.dll
LoadedModule[22]=C:\WINDOWS\System32\OLEAUT32.dll
LoadedModule[23]=C:\WINDOWS\System32\bcryptPrimitives.dll
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LoadedModule[37]=C:\WINDOWS\System32\clbcatq.dll
LoadedModule[38]=C:\WINDOWS\SYSTEM32\windows.staterepositorycore.dll
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LoadedModule[57]=C:\WINDOWS\SYSTEM32\dcomp.dll
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LoadedModule[92]=C:\WINDOWS\SYSTEM32\icu.dll
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LoadedModule[166]=C:\WINDOWS\SYSTEM32\container.dll
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LoadedModule[177]=C:\Program Files\WindowsApps\LocalAIs.com.LocalDeepSeek_0.2.53.0_x64__8cyybkkrqmfz0\runtimes\win-x64\native\vulkan\ggml.dll
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OsInfo[6].Value=1033
OsInfo[7].Key=geoid
OsInfo[7].Value=68
OsInfo[8].Key=sku
OsInfo[8].Value=101
OsInfo[9].Key=domain
OsInfo[9].Value=0
OsInfo[10].Key=prodsuite
OsInfo[10].Value=768
OsInfo[11].Key=ntprodtype
OsInfo[11].Value=1
OsInfo[12].Key=platid
OsInfo[12].Value=10
OsInfo[13].Key=sr
OsInfo[13].Value=0
OsInfo[14].Key=tmsi
OsInfo[14].Value=223060176
OsInfo[15].Key=osinsty
OsInfo[15].Value=1
OsInfo[16].Key=iever
OsInfo[16].Value=11.3636.19041.0-11.0.1000
OsInfo[17].Key=portos
OsInfo[17].Value=0
OsInfo[18].Key=ram
OsInfo[18].Value=16278
OsInfo[19].Key=svolsz
OsInfo[19].Value=464
OsInfo[20].Key=wimbt
OsInfo[20].Value=0
OsInfo[21].Key=blddt
OsInfo[21].Value=191206
OsInfo[22].Key=bldtm
OsInfo[22].Value=1406
OsInfo[23].Key=bldbrch
OsInfo[23].Value=vb_release
OsInfo[24].Key=bldchk
OsInfo[24].Value=0
OsInfo[25].Key=wpvermaj
OsInfo[25].Value=0
OsInfo[26].Key=wpvermin
OsInfo[26].Value=0
OsInfo[27].Key=wpbuildmaj
OsInfo[27].Value=0
OsInfo[28].Key=wpbuildmin
OsInfo[28].Value=0
OsInfo[29].Key=osver
OsInfo[29].Value=10.0.19041.5371.amd64fre.vb_release.191206-1406
OsInfo[30].Key=buildflightid
OsInfo[30].Value=7DB7E455-CABE-476A-80A6-55965868B340.1
OsInfo[31].Key=edition
OsInfo[31].Value=Core
OsInfo[32].Key=ring
OsInfo[32].Value=Retail
OsInfo[33].Key=expid
OsInfo[33].Value=MD:283BAEF,ME:3037091,FX:132CC942,ME:3038C64,FX:13359857,ME:3038CEC,FX:133C079E,ME:3039059,FX:13460076,MD:30390AF
OsInfo[34].Key=fconid
OsInfo[35].Key=containerid
OsInfo[36].Key=containertype
OsInfo[37].Key=edu
OsInfo[37].Value=0
FriendlyEventName=Stopped working
ConsentKey=MoAppCrash
AppName=Local DeepSeek
AppPath=C:\Program Files\WindowsApps\LocalAIs.com.LocalDeepSeek_0.2.53.0_x64__8cyybkkrqmfz0\Local DeepSeek.exe
NsPartner=windows
NsGroup=windows8
ApplicationIdentity=C0E054AEE6224F500C38FF40D19C4D3F
MetadataHash=633775340

Known Workarounds

No response

[martindevans]

Thanks for narrowing down which backends cause the crash, that's really valuable!