[wasm R2R] Assert failure: codeLength > 0

[VincentBu]

Failed in: runtime-coreclr outerloop 20260805.6

Failed tests:

coreclr browser wasm Checked @ (Ubuntu.2604.Amd64.Open)AzureLinux.3.Amd64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-26.04-helix-webassembly-amd64@sha256:0be8725e08b6d0f58ec0290f3f3b70c449123e78b2b33853e9049df84b912fa8
- readytorun/fieldlayout/fieldlayout/fieldlayout.cmd
coreclr browser wasm Checked no_tiered_compilation @ (Ubuntu.2604.Amd64.Open)AzureLinux.3.Amd64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-26.04-helix-webassembly-amd64@sha256:0be8725e08b6d0f58ec0290f3f3b70c449123e78b2b33853e9049df84b912fa8
- readytorun/fieldlayout/fieldlayout/fieldlayout.cmd

Error message:

Out-of-process wrapper failed with exit code 1.
BEGIN EXECUTION
in takeLock
02:12:30
Response file: /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/composite-r2r.wasm.rsp
/root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/IL-CG2/fieldlayout.dll
/root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/IL-CG2/TestLibrary.dll
-o:/root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/composite-r2r.wasm
-O
--targetarch:wasm
--targetos:browser
--verify-type-and-field-layout
--method-layout:random
--codegenopt:JitWasmNyiToR2RUnsupported=1
-r:/root/helix/work/correlation/System.*.dll
-r:/root/helix/work/correlation/Microsoft.*.dll
-r:/root/helix/work/correlation/xunit.*.dll
-r:/root/helix/work/correlation/mscorlib.dll
-r:/root/helix/work/correlation/netstandard.dll
Running CrossGen2:  /root/helix/work/correlation/crossgen2/crossgen2 @/root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/composite-r2r.wasm.rsp  --composite   -f wasm
Emitting R2R Wasm file: /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/composite-r2r.wasm
Emitting R2R Wasm file: /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/fieldlayout.wasm
Emitting R2R Wasm file: /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/TestLibrary.wasm
Running R2RDump:  dotnet /root/helix/work/correlation/R2RDump/R2RDump.dll --header --sc --in /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/fieldlayout.wasm --out /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/fieldlayout.wasm.r2rdump --val --rp /root/helix/work/correlation
Running R2RDump:  dotnet /root/helix/work/correlation/R2RDump/R2RDump.dll --header --sc --in /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/TestLibrary.wasm --out /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/TestLibrary.wasm.r2rdump --val --rp /root/helix/work/correlation
02:12:31
in ReleaseLock
in takeLock
in ReleaseLock
in takeLock
Running with node
CORE_ROOT: /root/helix/work/correlation
ExePath: /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/fieldlayout.dll
CLRTestExecutionArguments:
node version: v23.11.1
Timeout in ms: 900000
Running: node --experimental-wasm-exnref --stack-size=8192 /root/helix/work/correlation/corerun.js -c /root/helix/work/correlation -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false -p System.Runtime.Serialization.EnableUnsafeBinaryFormatterSerialization=true /root/helix/work/workitem/e/readytorun/fieldlayout/fieldlayout/fieldlayout.dll
ASSERT FAILED
	Expression: codeLength > 0
	Location:   /__w/1/s/src/coreclr/vm/eetwain.cpp:1634
	Function:   GetFunctionSize
	Process:    42
Frame (InlinedCallFrame): 0x4fe9dc
    Skipping 0x4fe9dc
Frame (PrestubMethodFrame): 0x4fec5c
    Skipping 0x4fec5c
Frame (PrestubMethodFrame): 0x4fef3c
    Skipping 0x4fef3c
Frame (PrestubMethodFrame): 0x4ff20c
    Skipping 0x4ff20c
Frame (PrestubMethodFrame): 0x4ff4ec
    Skipping 0x4ff4ec
ASSERT FAILED
	Expression: IsExecutingOnAltStack() || (curSP <= m_pFrame && m_pFrame < m_CacheStackBase) || m_pFrame == (Frame*) -1
	Location:   /__w/1/s/src/coreclr/vm/threads.h:1134
	Function:   GetFrame
	Process:    42
Frame (InlinedCallFrame): 0x4fe9dc
    Skipping 0x4fe9dc
Frame (PrestubMethodFrame): 0x4fec5c
    Skipping 0x4fec5c
Frame (PrestubMethodFrame): 0x4fef3c
    Skipping 0x4fef3c
Frame (PrestubMethodFrame): 0x4ff20c
    Skipping 0x4ff20c
Frame (PrestubMethodFrame): 0x4ff4ec
    Skipping 0x4ff4ec
Aborted(native code called abort())
wasm://wasm/01bde406:1


RuntimeError: unreachable
    at wasm://wasm/01bde406:wasm-function[18587]:0x5d4574
    at abort (file:///root/helix/work/correlation/corerun.js:482:5)
    at __abort_js (file:///root/helix/work/correlation/corerun.js:6267:24)
    at wasm://wasm/01bde406:wasm-function[101]:0x9afd
    at wasm://wasm/01bde406:wasm-function[190]:0xf666
    at wasm://wasm/01bde406:wasm-function[252]:0x10be6
    at wasm://wasm/01bde406:wasm-function[256]:0x10

Stack trace:

   at Xunit.Assert.True(Nullable`1 condition, String userMessage) in /_/src/arcade/src/Microsoft.DotNet.XUnitAssert/src/BooleanAsserts.cs:line 135
   at Xunit.Assert.True(Boolean condition, String userMessage) in /_/src/arcade/src/Microsoft.DotNet.XUnitAssert/src/BooleanAsserts.cs:line 117
   at TestLibrary.OutOfProcessTest.ImportPrecomputedResult(String assemblyPath, String testPathPrefix) in /__w/1/s/src/tests/Common/CoreCLRTestLibrary/OutOfProcessTest.cs:line 285
   at TestLibrary.OutOfProcessTest.RunOutOfProcessTest(String assemblyPath, String testPathPrefix) in /__w/1/s/src/tests/Common/CoreCLRTestLibrary/OutOfProcessTest.cs:line 84
   at Program.<<Main>$>g__TestExecutor7|0_8(StreamWriter tempLogSw, StreamWriter statsCsvSw, StreamWriter outOfProcessPlanWriter, <>c__DisplayClass0_0&)

[dotnet-policy-service]

Tagging subscribers to 'arch-wasm': @lewing, @pavelsavara
See info in area-owners.md if you want to be subscribed.