Segmentation fault running System.Security.Cryptography.Tests

[MichalStrehovsky]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=988802
Build error leg or test failing: System.Security.Cryptography.Tests.WorkItemExecution
Pull request: #113759

Error Message

Fill the error message using step by step known issues guidance.

{
  "ErrorMessage": "",
  "ErrorPattern": "Segmentation fault.*dotnet.*System.Security.Cryptography.Tests",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=988802
Error message validated: [Segmentation fault.*dotnet.*System.Security.Cryptography.Tests]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 3/22/2025 7:57:07 AM UTC

Report

Build	Definition	Test	Pull Request
992640	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113866
992595	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113862
992516	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113576
992505	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution
992237	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113250
992177	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113845
992104	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113864
992011	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113861
992005	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113713
991856	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113856
991921	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113859
991901	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113857
991730	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution
991701	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113852
991621	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113849
991400	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113845
991384	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113592
991362	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113376
991297	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113843
991277	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113550
988907	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113250
989288	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113769
991226	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113666
991207	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#111933
991025	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113592
990904	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113824
990856	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113111
990684	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113812
990593	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113812
990522	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution
990524	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113715
990498	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113761
990486	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113808
990469	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#107369
990440	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#110945
990436	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#104822
990315	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113576
990302	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#107499
990216	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution
990113	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113790
990034	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution
989971	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113793
989949	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113792
989940	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113791
989925	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113666
988802	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#113759

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
6	46	46

[dotnet-policy-service]

Tagging subscribers to this area: @dotnet/area-infrastructure-libraries
See info in area-owners.md if you want to be subscribed.

[vcsjones]

Unfortunately I can't seem to get anything intelligible from lldb here (likely "skill issue"), and I can't reproduce it with the assets runfo provided. I get a clean run on alpine arm64.

[dotnet-policy-service]

Tagging subscribers to this area: @dotnet/area-system-security, @bartonjs, @vcsjones
See info in area-owners.md if you want to be subscribed.

[jkotas]

Looked at runfo get-helix-payload -j 7034a102-c19e-4274-979d-3299d2fa569f -w System.Security.Cryptography.Tests -o c:\helix_payload\System.Security.Cryptography.Tests

This is crashing in the JIT at this callstack:

0:000> k
 # Child-SP          RetAddr               Call Site
00 (Inline Function) --------`--------     libclrjit!BitSetOps<unsigned long *, 1U, BitVecTraits *, BitVecTraits>::IsEmptyIntersectionLong+0x8 [/__w/1/s/src/coreclr/jit/bitsetasshortlong.h @ 958] 
01 (Inline Function) --------`--------     libclrjit!BitSetOps<unsigned long *, 1U, BitVecTraits *, BitVecTraits>::IsEmptyIntersection+0xbe [/__w/1/s/src/coreclr/jit/_typeinfo.h @ 358] 
02 0000748d`64dfc730 0000744c`bf1d1823     libclrjit!ObjectAllocator::ComputeStackObjectPointers+0x160 [/__w/1/s/src/coreclr/jit/jit.h @ 741] 
03 0000748d`64dfc790 0000744c`bf205d3f     libclrjit!ObjectAllocator::DoPhase+0x1e3 [/__w/1/s/src/coreclr/jit/objectalloc.cpp @ 255] 
04 0000748d`64dfc7b0 0000744c`befc1dcd     libclrjit!Phase::Run+0x6f [/__w/1/s/src/coreclr/jit/phase.cpp @ 61] 
05 0000748d`64dfc800 0000744c`befc874d     libclrjit!Compiler::compCompile+0x57d [/__w/1/s/src/coreclr/inc/corjit.h @ 4492] 
06 0000748d`64dfcc80 0000744c`befc6958     libclrjit!Compiler::compCompileHelper+0xd4d [/__w/1/s/src/coreclr/inc/corjit.h @ 7150] 
07 (Inline Function) --------`--------     libclrjit!Compiler::compCompile::$_0::operator()+0x19 [/__w/1/s/src/coreclr/jit/compiler.cpp @ 6335] 
08 0000748d`64dfcd20 0000744c`befc984d     libclrjit!Compiler::compCompile+0x898 [/__w/1/s/src/coreclr/jit/compiler.cpp @ 15732480] 
09 (Inline Function) --------`--------     libclrjit!jitNativeCode::$_0::operator()::{lambda(jitNativeCode(CORINFO_METHOD_STRUCT_ *, CORINFO_MODULE_STRUCT_ *, ICorJitInfo *, CORINFO_METHOD_INFO *, void **, unsigned int *, JitFlags *, void *)::$_0::operator()(jitNativeCode(CORINFO_METHOD_STRUCT_ *, CORINFO_MODULE_STRUCT_ *, ICorJitInfo *, CORINFO_METHOD_INFO *, void **, unsigned int *, JitFlags *, void *)::__JITParam *)::__JITParam *)#1}::operator()+0x1a2 [/__w/1/s/src/coreclr/jit/compiler.cpp @ 7798] 
0a (Inline Function) --------`--------     libclrjit!jitNativeCode::$_0::operator()+0x1bb [/__w/1/s/src/coreclr/inc/corjit.h @ 7822] 
0b 0000748d`64dfce00 0000744c`befd57bd     libclrjit!jitNativeCode+0x35d [/__w/1/s/src/coreclr/inc/corjit.h @ 7824] 
0c 0000748d`64dfd510 0000748d`ec5656bd     libclrjit!CILJit::compileMethod+0x12d [/__w/1/s/src/coreclr/jit/ee_il_dll.cpp @ 302] 
0d 0000748d`64dfd5d0 0000748d`ec565883     libcoreclr!invokeCompileMethodHelper+0x10d [/__w/1/s/src/coreclr/vm/jitinterface.cpp @ 12753] 
0e 0000748d`64dfd640 0000748d`ec5660e8     libcoreclr!invokeCompileMethod+0x63 [/__w/1/s/src/coreclr/vm/jitinterface.cpp @ 15732480] 
0f 0000748d`64dfd6b0 0000748d`ec566f7d     libcoreclr!UnsafeJitFunctionWorker+0x468 [/__w/1/s/src/coreclr/vm/jitinterface.cpp @ 15732480] 
10 0000748d`64dfd7d0 0000748d`ec5bc203     libcoreclr!UnsafeJitFunction+0xb6d [/__w/1/s/src/coreclr/vm/jitinterface.cpp @ 15732480] 
11 0000748d`64dfe4f0 0000748d`ec5bba45     libcoreclr!MethodDesc::JitCompileCodeLocked+0x263 [/__w/1/s/src/coreclr/vm/prestub.cpp
...

The crash appears to be caused by access of uninitialized pointer:

0000744c`bf1d2780 488b3cf1        mov     rdi,qword ptr [rcx+rsi*8] ds:dddddddd`dddddddd=????????????????

[jkotas]

cc @AndyAyersMS