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Issue 752785 link

Starred by 1 user

Issue metadata

Status: Verified
Owner:
Use other robhogan account instead.
Closed: Aug 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux , Windows , Mac
Pri: 1
Type: Bug



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Null-dereference READ in blink::TableSectionPainter::PaintRepeatingFooterGroup

Project Member Reported by ClusterFuzz, Aug 6 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4820593542430720

Fuzzer: bj_broddelwerk
Job Type: windows_asan_chrome_no_sandbox
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x00000080
Crash State:
  blink::TableSectionPainter::PaintRepeatingFooterGroup
  blink::TableSectionPainter::Paint
  blink::LayoutTableSection::Paint
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=492183:492248

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4820593542430720


Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Cc: msrchandra@chromium.org
Labels: M-62 Test-Predator-Wrong
Owner: robhogan@chromium.org
Status: Assigned (was: Untriaged)
Predator could not provide any possible suspects.
Assigning to concern owner from CL --
https://chromium.googlesource.com/chromium/src/+log/df950cc336fda4298d6dd2c587c9a9c4d47b9874..68e82bd0c97893247b722e4b3a5fa41996619006?pretty=fuller

@Suspecting Commit#
https://chromium.googlesource.com/chromium/src/+/a098f68e0de0ba6a40f2524e0f4b437f76c6e9a3

@robhogan -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Thank You.
Cc: robhogan@chromium.org
 Issue 752789  has been merged into this issue.
Project Member

Comment 3 by ClusterFuzz, Aug 7 2017

Labels: OS-Mac OS-Linux

Comment 4 by robho...@gmail.com, Aug 7 2017

Cc: msten...@opera.com
Project Member

Comment 5 by bugdroid1@chromium.org, Aug 9 2017

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/c8ffc7e095afcffd7488daae214559204bfe4d8f

commit c8ffc7e095afcffd7488daae214559204bfe4d8f
Author: Robert Hogan <robhogan@gmail.com>
Date: Wed Aug 09 07:20:01 2017

Avoid null dereference when painting table footers

Bug:  752785 
Cq-Include-Trybots: master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
Change-Id: Ia65fade37138aeb92d2ad3524ccbce263cf02a5a
Reviewed-on: https://chromium-review.googlesource.com/603721
Commit-Queue: Morten Stenshorne <mstensho@opera.com>
Reviewed-by: Morten Stenshorne <mstensho@opera.com>
Cr-Commit-Position: refs/heads/master@{#492881}
[add] https://crrev.com/c8ffc7e095afcffd7488daae214559204bfe4d8f/third_party/WebKit/LayoutTests/fast/multicol/paint-footer-crash.html
[modify] https://crrev.com/c8ffc7e095afcffd7488daae214559204bfe4d8f/third_party/WebKit/Source/core/paint/TableSectionPainter.cpp

Project Member

Comment 6 by ClusterFuzz, Aug 10 2017

ClusterFuzz has detected this issue as fixed in range 492866:493054.

Detailed report: https://clusterfuzz.com/testcase?key=4820593542430720

Fuzzer: bj_broddelwerk
Job Type: windows_asan_chrome_no_sandbox
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x00000080
Crash State:
  blink::TableSectionPainter::PaintRepeatingFooterGroup
  blink::TableSectionPainter::Paint
  blink::LayoutTableSection::Paint
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=492183:492248
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=492866:493054

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4820593542430720

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.
Project Member

Comment 7 by ClusterFuzz, Aug 10 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 4820593542430720 is verified as fixed, so closing issue as verified.

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

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