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Issue 693426 link

Starred by 2 users

Issue metadata

Status: Verified
Owner: ----
Closed: Feb 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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V8 correctness failure in configs: x64,ignition:arm64,ignition

Project Member Reported by ClusterFuzz, Feb 17 2017

Issue description

Cc: bmeu...@chromium.org jarin@chromium.org
Status: Available (was: Untriaged)
// PTAL. Precision of Math.pow between x64 and arm64.

print(Math.pow(56, 172.5));

// Output difference:
- 3.6511918940524363e+301
+ 3.651191894052436e+301

Labels: -Pri-1 Pri-2
 Issue 693986  has been merged into this issue.
Project Member

Comment 4 by bugdroid1@chromium.org, Feb 27 2017

The following revision refers to this bug:
  https://chromium.googlesource.com/v8/v8.git/+/00c581d68447872ce7162b9edb4a44a272e04863

commit 00c581d68447872ce7162b9edb4a44a272e04863
Author: Michael Achenbach <machenbach@chromium.org>
Date: Mon Feb 27 09:42:57 2017

[foozzie] Suppress Math.pow precision

BUG= chromium:693426 
NOTRY=true
TBR=mstarzinger@chromium.org,jarin@chromium.org

Change-Id: If9e5611566660455543044ddff60acda1ee153ba
Reviewed-on: https://chromium-review.googlesource.com/446347
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#43441}
[modify] https://crrev.com/00c581d68447872ce7162b9edb4a44a272e04863/tools/foozzie/v8_suppressions.js

Project Member

Comment 5 by ClusterFuzz, Feb 27 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Available)
ClusterFuzz testcase 4688614358515712 is verified as fixed, so closing issue.

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

Comment 6 by ClusterFuzz, May 16 2017

ClusterFuzz has detected this issue as fixed in range 45316:45317.

Detailed report: https://clusterfuzz.com/testcase?key=6696838741884928

Fuzzer: foozzie_js_mutation
Job Type: v8_foozzie
Platform Id: linux

Crash Type: V8 correctness failure
Crash Address: 
Crash State:
  configs: x64,ignition:arm64,ignition
  sources: f17
  
Sanitizer: address (ASAN)

Regressed: V8: 43152:43153
Fixed: V8: 45316:45317

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6696838741884928


See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

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

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