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/+/c43d79f86d599cb873d9ce9a50d018291742bc51 ([turbolizer] Add inlining information to --trace-turbo).

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.

This is a serious security regression. If you are not able to fix this quickly, please revert the change that introduced it.

If this doesn't affect a release branch, or has not been properly classified for severity, please update the Security_Impact or Security_Severity labels, and remove the ReleaseBlock label. To disable this altogether, apply ReleaseBlock-NA.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

Note that this is behind the --trace-turbo flag. Fix is in flight.

This is strictly behind --trace-turbo a flag used for diagnostics output by V8 developers. This flag is not enabled in production. This should not be a release blocker.

The following revision refers to this bug:
  https://chromium.googlesource.com/v8/v8.git/+/5da538d9e9e8ad26453c5a22a9a0e78ce6ae1d4d

commit 5da538d9e9e8ad26453c5a22a9a0e78ce6ae1d4d
Author: Sigurd Schneider <sigurds@chromium.org>
Date: Thu May 24 14:21:53 2018

[turbolizer] Fix bug in graph visualizer

Bug:  chromium:846000 
Change-Id: If74749f11c7e1e112090a18f79ebed1819535d24
Reviewed-on: https://chromium-review.googlesource.com/1071671
Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Cr-Commit-Position: refs/heads/master@{#53338}
[modify] https://crrev.com/5da538d9e9e8ad26453c5a22a9a0e78ce6ae1d4d/src/compiler/graph-visualizer.cc
[modify] https://crrev.com/5da538d9e9e8ad26453c5a22a9a0e78ce6ae1d4d/test/cctest/compiler/test-graph-visualizer.cc

ClusterFuzz has detected this issue as fixed in range 53337:53338.

Detailed report: https://clusterfuzz.com/testcase?key=4972148754743296

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: Container-overflow READ 4
Crash Address: 0xee331bf8
Crash State:
  v8::internal::compiler::JsonPrintAllSourceWithPositions
  v8::internal::compiler::PipelineImpl::FinalizeCode
  v8::internal::compiler::PipelineCompilationJob::FinalizeJobImpl
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_d8_v8_arm_dbg&range=53210:53211
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_d8_v8_arm_dbg&range=53337:53338

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4972148754743296

See https://github.com/google/clusterfuzz-tools for more information.

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

ClusterFuzz testcase 4972148754743296 is verified as fixed, so closing issue as verified.

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

Your change meets the bar and is auto-approved for M68. Please go ahead and merge the CL to branch 3440 manually. Please contact milestone owner if you have questions.
Owners: cmasso@(Android), kariahda@(iOS), bhthompson@(ChromeOS), abdulsyed@(Desktop)

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

The following revision refers to this bug:
  https://chromium.googlesource.com/v8/v8.git/+/474d5cd0636e56ad19f106c02e984241ed613abb

commit 474d5cd0636e56ad19f106c02e984241ed613abb
Author: Sigurd Schneider <sigurds@chromium.org>
Date: Mon May 28 07:45:26 2018

Merged: [turbolizer] Fix bug in graph visualizer

Revision: 5da538d9e9e8ad26453c5a22a9a0e78ce6ae1d4d

BUG= chromium:846000 
LOG=N
NOTRY=true
NOPRESUBMIT=true
NOTREECHECKS=true
TBR=hablich@chromium.org

Change-Id: Icd12c0b1c4607fdff4912fa1ad2e6036aea1502a
Reviewed-on: https://chromium-review.googlesource.com/1074655
Reviewed-by: Sigurd Schneider <sigurds@chromium.org>
Cr-Commit-Position: refs/branch-heads/6.8@{#5}
Cr-Branched-From: 44d7d7d6b1041b57644400a00cb3fee35f6c51b2-refs/heads/6.8.275@{#1}
Cr-Branched-From: 5754f66f75136dc17b4c63fec84f31dfdb89186e-refs/heads/master@{#53286}
[modify] https://crrev.com/474d5cd0636e56ad19f106c02e984241ed613abb/src/compiler/graph-visualizer.cc
[modify] https://crrev.com/474d5cd0636e56ad19f106c02e984241ed613abb/test/cctest/compiler/test-graph-visualizer.cc

This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot