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Issue metadata

Status: Duplicate
Merged: issue 853409
Owner:
Closed: Jun 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug

Blocked on:
issue v8:6532



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Ill in V8_Dcheck

Project Member Reported by ClusterFuzz, Jun 16 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5614753809170432

Fuzzer: binaryen_wasm_fuzzer
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: Ill
Crash Address: 0xf2d9d09c
Crash State:
  V8_Dcheck
  v8::internal::compiler::Int64Lowering::LowerNode
  v8::internal::compiler::Int64Lowering::LowerGraph
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_d8_v8_arm_dbg&range=52252:52253

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5614753809170432

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Cc: clemensh@chromium.org gdeepti@chromium.org ahaas@chromium.org
Components: Blink>JavaScript>WebAssembly
Project Member

Comment 2 by ClusterFuzz, Jun 16 2018

Components: Blink>JavaScript>Compiler
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

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

Comment 3 by ClusterFuzz, Jun 16 2018

Labels: Test-Predator-Auto-Owner
Owner: gdeepti@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/v8/v8/+/8d29d92f4de952228af5a37b4603640b248bd576 ([wasm] Add I64Atomic Load/Store ops).

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.
Blockedon: v8:6532
Labels: -Pri-1 Pri-2
The binaryen fuzzer enables atomic opcodes by default, which is behind a flag in Chrome. Updating this issue with the tracking bug for Atomics in V8. 
After triage, please leave a comment on if the bug can have security implications.
Mergedinto: 853409
Status: Duplicate (was: Assigned)

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