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Test failure: System.Text.Json.Tests.Utf8JsonWriterTests.WriteLargeJsonToStreamWithoutFlushing #34887

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v-haren opened this issue Apr 13, 2020 · 2 comments
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Test failure: System.Text.Json.Tests.Utf8JsonWriterTests.WriteLargeJsonToStreamWithoutFlushing #34887

v-haren opened this issue Apr 13, 2020 · 2 comments
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@layomia
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arch-x64 area-System.Text.Json os-windows
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5.0.0

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@v-haren
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v-haren commented Apr 13, 2020

failed in job: runtime-libraries outerloop 20200412.1

Error message

Assert.Throws() Failure
Expected: typeof(System.OverflowException)
Actual: typeof(System.OutOfMemoryException): Cannot allocate a buffer of size 2291549962.
---- System.OutOfMemoryException : Cannot allocate a buffer of size 2291549962.


Stack trace
   at System.Buffers.ArrayBufferWriter`1.ThrowOutOfMemoryException(UInt32 capacity) in /_/src/libraries/Common/src/System/Buffers/ArrayBufferWriter.cs:line 202
   at System.Buffers.ArrayBufferWriter`1.CheckAndResizeBuffer(Int32 sizeHint) in /_/src/libraries/Common/src/System/Buffers/ArrayBufferWriter.cs:line 185
   at System.Buffers.ArrayBufferWriter`1.GetMemory(Int32 sizeHint) in /_/src/libraries/Common/src/System/Buffers/ArrayBufferWriter.cs:line 130
   at System.Text.Json.Utf8JsonWriter.Grow(Int32 requiredSize) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.cs:line 1043
   at System.Text.Json.Utf8JsonWriter.WriteStringMinimized(ReadOnlySpan`1 escapedValue) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.WriteValues.String.cs:line 267
   at System.Text.Json.Utf8JsonWriter.WriteStringByOptions(ReadOnlySpan`1 utf8Value) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.WriteValues.String.cs:line 253
   at System.Text.Json.Utf8JsonWriter.WriteStringValueHelper(ReadOnlySpan`1 utf8Value) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.WriteValues.String.cs:line 26
   at System.Text.Json.Utf8JsonWriter.WriteStringValue(JsonEncodedText value) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.WriteValues.String.cs:line 20
   at System.Text.Json.Tests.Utf8JsonWriterTests.<>c__DisplayClass34_0.<WriteLargeJsonToStreamWithoutFlushing>b__0() in /_/src/libraries/System.Text.Json/tests/Utf8JsonWriterTests.cs:line 755
----- Inner Stack Trace -----
   at System.Buffers.ArrayBufferWriter`1.ThrowOutOfMemoryException(UInt32 capacity) in /_/src/libraries/Common/src/System/Buffers/ArrayBufferWriter.cs:line 202
   at System.Buffers.ArrayBufferWriter`1.CheckAndResizeBuffer(Int32 sizeHint) in /_/src/libraries/Common/src/System/Buffers/ArrayBufferWriter.cs:line 185
   at System.Buffers.ArrayBufferWriter`1.GetMemory(Int32 sizeHint) in /_/src/libraries/Common/src/System/Buffers/ArrayBufferWriter.cs:line 130
   at System.Text.Json.Utf8JsonWriter.Grow(Int32 requiredSize) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.cs:line 1043
   at System.Text.Json.Utf8JsonWriter.WriteStringMinimized(ReadOnlySpan`1 escapedValue) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.WriteValues.String.cs:line 267
   at System.Text.Json.Utf8JsonWriter.WriteStringByOptions(ReadOnlySpan`1 utf8Value) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.WriteValues.String.cs:line 253
   at System.Text.Json.Utf8JsonWriter.WriteStringValueHelper(ReadOnlySpan`1 utf8Value) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.WriteValues.String.cs:line 26
   at System.Text.Json.Utf8JsonWriter.WriteStringValue(JsonEncodedText value) in /_/src/libraries/System.Text.Json/src/System/Text/Json/Writer/Utf8JsonWriter.WriteValues.String.cs:line 20
   at System.Text.Json.Tests.Utf8JsonWriterTests.<>c__DisplayClass34_0.<WriteLargeJsonToStreamWithoutFlushing>b__0() in /_/src/libraries/System.Text.Json/tests/Utf8JsonWriterTests.cs:line 755
@Dotnet-GitSync-Bot Dotnet-GitSync-Bot added area-System.Text.Json untriaged New issue has not been triaged by the area owner labels Apr 13, 2020
@layomia
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layomia commented Apr 13, 2020

Dup of #34481.

This was fixed for preview 4/master in #34489. Looks like we need to port the fix to preview 3: https://dev.azure.com/dnceng/public/_build/results?buildId=583321&view=results.

cc @jaredpar

@layomia layomia self-assigned this Apr 13, 2020
@layomia layomia added this to the 5.0 milestone Apr 13, 2020
@layomia layomia mentioned this issue Apr 13, 2020
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layomia commented Apr 14, 2020

Fixed in #34914.

@layomia layomia closed this as completed Apr 14, 2020
@layomia layomia removed the untriaged New issue has not been triaged by the area owner label Apr 29, 2020
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