1784749 - Intermittent Assertion failure: ownedTwoByteChars.get() == chars || memcmp(ownedTwoByteChars.get(), chars, length * sizeof(char16_t)) == 0, at /builds/worker/checkouts/gecko/js/src/vm/SharedImmutableStringsCache-inl.h:60

Status: RESOLVED INCOMPLETE

(Core :: JavaScript Engine: JIT, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: smolnar [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=387281811&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/fbHTZ8O2RZWnCgD_Yv04WA/runs/0/artifacts/public/logs/live_backing.log

---

INFO -  TEST-PASS | tests/jit-test/jit-test/tests/arguments/args6a.js | Success (code 0, args "--blinterp-eager") [0.1 s]
[task 2022-08-14T11:48:53.196Z] 11:48:53     INFO -  Assertion failure: ownedTwoByteChars.get() == chars || memcmp(ownedTwoByteChars.get(), chars, length * sizeof(char16_t)) == 0, at /builds/worker/checkouts/gecko/js/src/vm/SharedImmutableStringsCache-inl.h:60
[task 2022-08-14T11:48:53.199Z] 11:48:53     INFO -  #01: js::SharedImmutableTwoByteString js::SharedImmutableStringsCache::getOrCreate<bool js::ScriptSource::assignSource<char16_t>(JSContext*, JS::ReadOnlyCompileOptions const&, JS::SourceText<char16_t>&)::'lambda'()>(char16_t const*, unsigned long, char16_t)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x3094bb]
[task 2022-08-14T11:48:53.199Z] 11:48:53     INFO -  #02: bool js::ScriptSource::assignSource<char16_t>(JSContext*, JS::ReadOnlyCompileOptions const&, JS::SourceText<char16_t>&)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x308c2d]
[task 2022-08-14T11:48:53.199Z] 11:48:53     INFO -  #03: SourceAwareCompiler<char16_t>::createSourceAndParser(JSContext*, js::ErrorContext*)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x81adae]
[task 2022-08-14T11:48:53.199Z] 11:48:53     INFO -  #04: CompileStandaloneFunction(JSContext*, JS::ReadOnlyCompileOptions const&, JS::SourceText<char16_t>&, mozilla::Maybe<unsigned int> const&, js::frontend::FunctionSyntaxKind, js::GeneratorKind, js::FunctionAsyncKind, JS::Handle<js::Scope*>)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x7f15e9]
[task 2022-08-14T11:48:53.206Z] 11:48:53     INFO -  #05: js::frontend::CompileStandaloneFunction(JSContext*, JS::ReadOnlyCompileOptions const&, JS::SourceText<char16_t>&, mozilla::Maybe<unsigned int> const&, js::frontend::FunctionSyntaxKind)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x7f11f6]
[task 2022-08-14T11:48:53.207Z] 11:48:53     INFO -  #06: CreateDynamicFunction(JSContext*, JS::CallArgs const&, js::GeneratorKind, js::FunctionAsyncKind)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x2c09eb]
[task 2022-08-14T11:48:53.207Z] 11:48:53     INFO -  #07: js::Function(JSContext*, unsigned int, JS::Value*)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x2bfc8a]
[task 2022-08-14T11:48:53.207Z] 11:48:53     INFO -  #08: CallJSNative(JSContext*, bool (*)(JSContext*, unsigned int, JS::Value*), js::CallReason, JS::CallArgs const&)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x108323]
[task 2022-08-14T11:48:53.207Z] 11:48:53     INFO -  #09: js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x107b24]
[task 2022-08-14T11:48:53.208Z] 11:48:53     INFO -  #10: js::jit::DoCallFallback(JSContext*, js::jit::BaselineFrame*, js::jit::ICFallbackStub*, unsigned int, JS::Value*, JS::MutableHandle<JS::Value>)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0xab61e7]
[task 2022-08-14T11:48:53.208Z] 11:48:53     INFO -  Exit code: -11
[task 2022-08-14T11:48:53.209Z] 11:48:53     INFO -  FAIL - bug1782468-ptrdiff-veclen.js
[task 2022-08-14T11:48:53.209Z] 11:48:53  WARNING -  TEST-UNEXPECTED-FAIL | tests/jit-test/jit-test/tests/bug1782468-ptrdiff-veclen.js | Assertion failure: ownedTwoByteChars.get() == chars || memcmp(ownedTwoByteChars.get(), chars, length * sizeof(char16_t)) == 0, at /builds/worker/checkouts/gecko/js/src/vm/SharedImmutableStringsCache-inl.h:60 (code -11, args "") [71.5 s]
[task 2022-08-14T11:48:53.212Z] 11:48:53     INFO -  INFO exit-status     : -11
[task 2022-08-14T11:48:53.221Z] 11:48:53     INFO -  INFO timed-out       : False
[task 2022-08-14T11:48:53.221Z] 11:48:53     INFO -  INFO stderr         2> Assertion failure: ownedTwoByteChars.get() == chars || memcmp(ownedTwoByteChars.get(), chars, length * sizeof(char16_t)) == 0, at /builds/worker/checkouts/gecko/js/src/vm/SharedImmutableStringsCache-inl.h:60
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #01: js::SharedImmutableTwoByteString js::SharedImmutableStringsCache::getOrCreate<bool js::ScriptSource::assignSource<char16_t>(JSContext*, JS::ReadOnlyCompileOptions const&, JS::SourceText<char16_t>&)::'lambda'()>(char16_t const*, unsigned long, char16_t)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x3094bb]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #02: bool js::ScriptSource::assignSource<char16_t>(JSContext*, JS::ReadOnlyCompileOptions const&, JS::SourceText<char16_t>&)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x308c2d]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #03: SourceAwareCompiler<char16_t>::createSourceAndParser(JSContext*, js::ErrorContext*)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x81adae]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #04: CompileStandaloneFunction(JSContext*, JS::ReadOnlyCompileOptions const&, JS::SourceText<char16_t>&, mozilla::Maybe<unsigned int> const&, js::frontend::FunctionSyntaxKind, js::GeneratorKind, js::FunctionAsyncKind, JS::Handle<js::Scope*>)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x7f15e9]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #05: js::frontend::CompileStandaloneFunction(JSContext*, JS::ReadOnlyCompileOptions const&, JS::SourceText<char16_t>&, mozilla::Maybe<unsigned int> const&, js::frontend::FunctionSyntaxKind)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x7f11f6]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #06: CreateDynamicFunction(JSContext*, JS::CallArgs const&, js::GeneratorKind, js::FunctionAsyncKind)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x2c09eb]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #07: js::Function(JSContext*, unsigned int, JS::Value*)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x2bfc8a]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #08: CallJSNative(JSContext*, bool (*)(JSContext*, unsigned int, JS::Value*), js::CallReason, JS::CallArgs const&)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x108323]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #09: js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0x107b24]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  INFO stderr         2> #10: js::jit::DoCallFallback(JSContext*, js::jit::BaselineFrame*, js::jit::ICFallbackStub*, unsigned int, JS::Value*, JS::MutableHandle<JS::Value>)[/opt/worker/tasks/task_166047740994313/build/tests/bin/js +0xab61e7]
[task 2022-08-14T11:48:53.236Z] 11:48:53     INFO -  TEST-PASS | tests/jit-test/jit-test/tests/arguments/args7.js | Success (code 0, args "--ion-eager --ion-offthread-compile=off --more-compartments") [0.1 s]

Comment 1

[Intermittent Failures Robot]

1 failures in 3339 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2022-08-08&endday=2022-08-14&tree=all

Comment 3

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.

Comment 4

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=395255128&repo=autoland

Comment 5

[Intermittent Failures Robot]

1 failures in 3626 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2022-10-31&endday=2022-11-06&tree=all

Comment 6

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.

Comment 7

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=397903923&repo=autoland

Comment 8

[Intermittent Failures Robot]

1 failures in 3938 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2022-11-28&endday=2022-12-04&tree=all

Comment 9

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.

Comment 10

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=413805530&repo=mozilla-central

Comment 11

[Intermittent Failures Robot]

1 failures in 3177 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2023-04-24&endday=2023-04-30&tree=all

Comment 12

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit BugBot documentation.

Comment 13

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=430736568&repo=autoland

Comment 14

[Intermittent Failures Robot]

1 failures in 3726 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2023-09-25&endday=2023-10-01&tree=all

Comment 15

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit BugBot documentation.

Comment 16

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=435331206&repo=autoland

Comment 17

[Intermittent Failures Robot]

1 failures in 3288 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2023-11-06&endday=2023-11-12&tree=all

Comment 18

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit BugBot documentation.

Comment 19

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=446316024&repo=autoland

Comment 20

[Intermittent Failures Robot]

1 failures in 4009 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2024-02-05&endday=2024-02-11&tree=all

Comment 21

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit BugBot documentation.

Comment 22

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=454194829&repo=autoland

Comment 23

[Intermittent Failures Robot]

1 failures in 3235 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2024-04-08&endday=2024-04-14&tree=all

Comment 24

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit BugBot documentation.

Comment 25

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=490031712&repo=autoland

Comment 26

[Intermittent Failures Robot]

Summary

1 failures in 4508 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

Table

	1proc
macosx1015-64-qr/-/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2025-01-13&endday=2025-01-19&tree=all

Comment 27

[Intermittent Failures Robot]

Summary

2 failures in 4340 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 2

Platform and build breakdown:

• macosx1015-64-qr: 2
  • debug: 2

Table

	1proc
macosx1015-64-qr--/debug	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2025-02-17&endday=2025-02-23&tree=all

Comment 28

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Table

	1proc
macosx1015-64-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2025-03-31&endday=2025-04-06&tree=all

Comment 29

[Intermittent Failures Robot]

2 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 2

Table

	1proc
macosx1015-x86_64/debug	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2025-05-05&endday=2025-05-11&tree=all

Comment 30

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Table

	1proc
macosx1015-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1784749&startday=2025-05-12&endday=2025-05-18&tree=all

Comment 31

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit BugBot documentation.