Test failure: WasmTestOnBrowser-System.IO.MemoryMappedFiles - Memory access out of bounds

[karelz]

Frequency last 30 days in Runfo as 9/12:

Day	Run	Details
9/11	Rolling run 12016	net7.0-Browser-Release-wasm-Mono_Release-WasmTestOnBrowser-Ubuntu.1804.Amd64.Open
8/25	PR 1966882	net7.0-Browser-Release-wasm-Mono_Release-WasmTestOnBrowser-Ubuntu.1804.Amd64.Open
8/25-26	2x PR 1966436	Different error - specific to the PR
8/25	PR 1965131	Different error
8/22	PR 1958433	net7.0-Browser-Release-wasm-Mono_Release-WasmTestOnBrowser-Ubuntu.1804.Amd64.Open

Error example (from Console log):

[21:25:30] info: Starting: System.IO.MemoryMappedFiles.Tests.dll
[21:25:30] fail: RuntimeError: memory access out of bounds
 at dlfree (dlfree (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9152]:0x1e0b6c))
 at __munmap (__munmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9054]:0x1d7166))
 at SystemNative_MUnmap (SystemNative_MUnmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8863]:0x1cb132))
 at wasm_invoke_iil (wasm_invoke_iil (http://127.0.0.1:37767/dotnet.wasm:wasm-function[176]:0xc2a3))
 at interp_exec_method (interp_exec_method (http://127.0.0.1:37767/dotnet.wasm:wasm-function[222]:0xe776))
 at interp_runtime_invoke (interp_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[221]:0xceb8))
 at mono_jit_runtime_invoke (mono_jit_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8113]:0x1a1f59))
 at do_runtime_invoke (do_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2054]:0x85989))
 at mono_runtime_invoke_checked (mono_runtime_invoke_checked (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2052]:0x858ff))
 at ves_icall_InternalInvoke_raw (ves_icall_InternalInvoke_raw (http://127.0.0.1:37767/dotnet.wasm:wasm-function[1395]:0x68457))
[21:25:30] fail: RuntimeError: memory access out of bounds
 at dlfree (dlfree (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9152]:0x1e0b6c))
 at __munmap (__munmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9054]:0x1d7166))
 at SystemNative_MUnmap (SystemNative_MUnmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8863]:0x1cb132))
 at wasm_invoke_iil (wasm_invoke_iil (http://127.0.0.1:37767/dotnet.wasm:wasm-function[176]:0xc2a3))
 at interp_exec_method (interp_exec_method (http://127.0.0.1:37767/dotnet.wasm:wasm-function[222]:0xe776))
 at interp_runtime_invoke (interp_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[221]:0xceb8))
 at mono_jit_runtime_invoke (mono_jit_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8113]:0x1a1f59))
 at do_runtime_invoke (do_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2054]:0x85989))
 at mono_runtime_invoke_checked (mono_runtime_invoke_checked (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2052]:0x858ff))
 at ves_icall_InternalInvoke_raw (ves_icall_InternalInvoke_raw (http://127.0.0.1:37767/dotnet.wasm:wasm-function[1395]:0x68457))
[21:25:30] fail: RuntimeError: memory access out of bounds
 at dlfree (dlfree (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9152]:0x1e0b6c))
 at __munmap (__munmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9054]:0x1d7166))
 at SystemNative_MUnmap (SystemNative_MUnmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8863]:0x1cb132))
 at wasm_invoke_iil (wasm_invoke_iil (http://127.0.0.1:37767/dotnet.wasm:wasm-function[176]:0xc2a3))
 at interp_exec_method (interp_exec_method (http://127.0.0.1:37767/dotnet.wasm:wasm-function[222]:0xe776))
 at interp_runtime_invoke (interp_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[221]:0xceb8))
 at mono_jit_runtime_invoke (mono_jit_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8113]:0x1a1f59))
 at do_runtime_invoke (do_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2054]:0x85989))
 at mono_runtime_invoke_checked (mono_runtime_invoke_checked (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2052]:0x858ff))
 at ves_icall_InternalInvoke_raw (ves_icall_InternalInvoke_raw (http://127.0.0.1:37767/dotnet.wasm:wasm-function[1395]:0x68457))
[21:25:30] info: WASM EXIT 1

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Issue Details

---

Frequency last 30 days in Runfo as 9/12:

Day	Run	Details
9/11	Rolling run 12016	net7.0-Browser-Release-wasm-Mono_Release-WasmTestOnBrowser-Ubuntu.1804.Amd64.Open
8/25	PR 1966882	net7.0-Browser-Release-wasm-Mono_Release-WasmTestOnBrowser-Ubuntu.1804.Amd64.Open
8/25-26	2x PR 1966436	Different error - specific to the PR
8/25	PR 1965131	Different error
8/22	PR 1958433	net7.0-Browser-Release-wasm-Mono_Release-WasmTestOnBrowser-Ubuntu.1804.Amd64.Open

Error example (from Console log):

[21:25:30] info: Starting: System.IO.MemoryMappedFiles.Tests.dll
[21:25:30] fail: RuntimeError: memory access out of bounds
 at dlfree (dlfree (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9152]:0x1e0b6c))
 at __munmap (__munmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9054]:0x1d7166))
 at SystemNative_MUnmap (SystemNative_MUnmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8863]:0x1cb132))
 at wasm_invoke_iil (wasm_invoke_iil (http://127.0.0.1:37767/dotnet.wasm:wasm-function[176]:0xc2a3))
 at interp_exec_method (interp_exec_method (http://127.0.0.1:37767/dotnet.wasm:wasm-function[222]:0xe776))
 at interp_runtime_invoke (interp_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[221]:0xceb8))
 at mono_jit_runtime_invoke (mono_jit_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8113]:0x1a1f59))
 at do_runtime_invoke (do_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2054]:0x85989))
 at mono_runtime_invoke_checked (mono_runtime_invoke_checked (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2052]:0x858ff))
 at ves_icall_InternalInvoke_raw (ves_icall_InternalInvoke_raw (http://127.0.0.1:37767/dotnet.wasm:wasm-function[1395]:0x68457))
[21:25:30] fail: RuntimeError: memory access out of bounds
 at dlfree (dlfree (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9152]:0x1e0b6c))
 at __munmap (__munmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9054]:0x1d7166))
 at SystemNative_MUnmap (SystemNative_MUnmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8863]:0x1cb132))
 at wasm_invoke_iil (wasm_invoke_iil (http://127.0.0.1:37767/dotnet.wasm:wasm-function[176]:0xc2a3))
 at interp_exec_method (interp_exec_method (http://127.0.0.1:37767/dotnet.wasm:wasm-function[222]:0xe776))
 at interp_runtime_invoke (interp_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[221]:0xceb8))
 at mono_jit_runtime_invoke (mono_jit_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8113]:0x1a1f59))
 at do_runtime_invoke (do_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2054]:0x85989))
 at mono_runtime_invoke_checked (mono_runtime_invoke_checked (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2052]:0x858ff))
 at ves_icall_InternalInvoke_raw (ves_icall_InternalInvoke_raw (http://127.0.0.1:37767/dotnet.wasm:wasm-function[1395]:0x68457))
[21:25:30] fail: RuntimeError: memory access out of bounds
 at dlfree (dlfree (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9152]:0x1e0b6c))
 at __munmap (__munmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[9054]:0x1d7166))
 at SystemNative_MUnmap (SystemNative_MUnmap (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8863]:0x1cb132))
 at wasm_invoke_iil (wasm_invoke_iil (http://127.0.0.1:37767/dotnet.wasm:wasm-function[176]:0xc2a3))
 at interp_exec_method (interp_exec_method (http://127.0.0.1:37767/dotnet.wasm:wasm-function[222]:0xe776))
 at interp_runtime_invoke (interp_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[221]:0xceb8))
 at mono_jit_runtime_invoke (mono_jit_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[8113]:0x1a1f59))
 at do_runtime_invoke (do_runtime_invoke (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2054]:0x85989))
 at mono_runtime_invoke_checked (mono_runtime_invoke_checked (http://127.0.0.1:37767/dotnet.wasm:wasm-function[2052]:0x858ff))
 at ves_icall_InternalInvoke_raw (ves_icall_InternalInvoke_raw (http://127.0.0.1:37767/dotnet.wasm:wasm-function[1395]:0x68457))
[21:25:30] info: WASM EXIT 1

Author:	karelz
Assignees:	-
Labels:	arch-wasm, area-System.IO
Milestone:	-

[karelz]

@lewing @steveisok can you please help route it to the right folks? Not blocking CI yet, but close ...

[lewing]

cc @vargaz

[vargaz]

Same as:
#74723

[adamsitnik]

Closing since it's a duplicate of #74723