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Issue metadata

Status: Duplicate
Merged: issue 670902
Owner:
NOT IN USE
Closed: Dec 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Floating-point-exception in blink::LayoutMultiColumnSet::pageRemainingLogicalHeightForOffset

Project Member Reported by ClusterFuzz, Dec 9 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5266478371962880

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Floating-point-exception
Crash Address: 
Crash State:
  blink::LayoutMultiColumnSet::pageRemainingLogicalHeightForOffset
  blink::LayoutBlockFlow::collapseMargins
  blink::LayoutBlockFlow::layoutBlockChild
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=435881:435933

Minimized Testcase (0.25 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96OG0jpTvddol7YaDa5D1JKFHqYXdoWUAJSPUcB2_lG_pHa-2BQ8uuoewU3oi3agwnRLP47EwtS43FQxkluXOJIwbzVeDx5YeyhNe7vTjuXmcE_E6SNbl6swHqSYuX78U7JaLcKLt0SRjtMHvIUzfFLuHEX1A?testcase_id=5266478371962880

Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: msten...@opera.com
Components: Blink>Layout
Labels: M-57 Test-Predator-Correct
Owner: e...@chromium.org
Status: Assigned (was: Untriaged)
From findit tool:

Author: mstensho
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/506506eac78a8106c4e92866a59b8c724ddc8b88
Time: Fri Dec 02 11:50:25 2016
Lines 818, 1620-1628, 1797 of file LayoutBlockFlow.cpp which potentially caused crash are changed in this cl (frame #2, "adjustedMarginBeforeForPagination"; frame #3, "blink::LayoutBlockFlow::collapseMargins"; frame #4, "blink::LayoutBlockFlow::layoutBlockChild").
Minimum distance from crash line to modified line: 0. (file: LayoutBlockFlow.cpp, crashed on: 1795, modified: 1795).

Comment 2 by msten...@opera.com, Dec 10 2016

Cc: -msten...@opera.com e...@chromium.org
Owner: msten...@opera.com

Comment 3 by msten...@opera.com, Dec 10 2016

Mergedinto: 670902
Status: Duplicate (was: Assigned)
A week old build.
Project Member

Comment 4 by ClusterFuzz, Jan 18 2017

ClusterFuzz has detected this issue as fixed in range 443991:444004.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5266478371962880

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Floating-point-exception
Crash Address: 
Crash State:
  blink::LayoutMultiColumnSet::pageRemainingLogicalHeightForOffset
  blink::LayoutBlockFlow::collapseMargins
  blink::LayoutBlockFlow::layoutBlockChild
  
Sanitizer: address (ASAN)

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=435881:435933
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=443991:444004

Minimized Testcase (0.25 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96OG0jpTvddol7YaDa5D1JKFHqYXdoWUAJSPUcB2_lG_pHa-2BQ8uuoewU3oi3agwnRLP47EwtS43FQxkluXOJIwbzVeDx5YeyhNe7vTjuXmcE_E6SNbl6swHqSYuX78U7JaLcKLt0SRjtMHvIUzfFLuHEX1A?testcase_id=5266478371962880

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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