Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.

Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/v8/v8/+/61b217b1cb8420f776a6bfb4ca620a6cadce877d ([parser] Use shared data buffer for PreparseData generation).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.

The following revision refers to this bug:
  https://chromium.googlesource.com/v8/v8.git/+/c3722aa5e8ecc3de9f31391dc27c3a5968799ca7

commit c3722aa5e8ecc3de9f31391dc27c3a5968799ca7
Author: Camillo Bruni <cbruni@chromium.org>
Date: Mon Jan 21 18:04:34 2019

[parser] Fix storing has_data bit for inner function preparse data

Drive-by-fix:
- improve PreparseData::Print

Bug:  chromium:923705 
Change-Id: I0b0b9baf1c2cc68dccd987007081e0d5c0969c4a
Reviewed-on: https://chromium-review.googlesource.com/c/1425201
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58973}
[modify] https://crrev.com/c3722aa5e8ecc3de9f31391dc27c3a5968799ca7/src/objects-printer.cc
[modify] https://crrev.com/c3722aa5e8ecc3de9f31391dc27c3a5968799ca7/src/parsing/parser.cc
[modify] https://crrev.com/c3722aa5e8ecc3de9f31391dc27c3a5968799ca7/src/parsing/preparse-data-impl.h
[modify] https://crrev.com/c3722aa5e8ecc3de9f31391dc27c3a5968799ca7/src/parsing/preparse-data.cc
[add] https://crrev.com/c3722aa5e8ecc3de9f31391dc27c3a5968799ca7/test/mjsunit/regress/regress-crbug-923705.js

ClusterFuzz has detected this issue as fixed in range 58972:58973.

Detailed report: https://clusterfuzz.com/testcase?key=5749645640859648

Fuzzer: mbarbella_js_mutation
Job Type: linux_msan_d8
Platform Id: linux

Crash Type: Ill
Crash Address: 0x561b6a1303c3
Crash State:
  v8::internal::BaseConsumedPreparseData<v8::internal::PreparseData>::GetDataForSk
  v8::internal::Parser::SkipFunction
  v8::internal::Parser::ParseFunctionLiteral
  
Sanitizer: memory (MSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_d8&range=58925:58926
Fixed: https://clusterfuzz.com/revisions?job=linux_msan_d8&range=58972:58973

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5749645640859648

See https://www.chromium.org/developers/testing/memorysanitizer#TOC-Reproducing-ClusterFuzz-Bugs for instructions to reproduce this bug locally.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.

ClusterFuzz testcase 5749645640859648 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.