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Issue metadata

Status: Duplicate
Merged: issue 735774
Owner:
Closed: Jun 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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CHECK failure: start_ <= end_ (PROGRESS class=" fuzzClass4"class=" fuzzClass4" (editable)@befor

Project Member Reported by ClusterFuzz, Jun 20 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4657490305482752

Fuzzer: attekett_dom_fuzzer
Job Type: linux_asan_chrome_media
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  start_ <= end_ (PROGRESS class=" fuzzClass4"class=" fuzzClass4" (editable)@befor
  blink::VisibleSelectionTemplate<blink::EditingAlgorithm<blink::FlatTreeTraversal
  blink::CreateVisibleSelection
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_media&range=480591:480658

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4657490305482752


Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: msrchandra@chromium.org
Components: Blink>Editing
Labels: M-61 Test-Predator-Correct-CLs
Owner: yosin@chromium.org
Status: Assigned (was: Untriaged)
Assigning to the concern owner from Predator results --
The result is a list of CLs that change the crashed files. 

Author: yosin
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/70c3cc9eef1f7e1ed3c706095e3aaaaed5479c61
Time: Mon Jun 19 23:48:35 2017
Lines 444-446 of file VisibleSelection.cpp which potentially caused crash are changed in this cl (frame #2, "blink::VisibleSelectionTemplate >::Validate").
Minimum distance from crash line to modified line: 0. (file: VisibleSelection.cpp, crashed on: 444, modified: 444).

@yosin -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Thank You.

Comment 2 by yosin@chromium.org, Jun 22 2017

Mergedinto: 735774
Status: Duplicate (was: Assigned)
Track by 735774
Project Member

Comment 3 by ClusterFuzz, Jun 22 2017

ClusterFuzz has detected this issue as fixed in range 481254:481427.

Detailed report: https://clusterfuzz.com/testcase?key=4657490305482752

Fuzzer: attekett_dom_fuzzer
Job Type: linux_asan_chrome_media
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  start_ <= end_ (PROGRESS class=" fuzzClass4"class=" fuzzClass4" (editable)@befor
  blink::VisibleSelectionTemplate<blink::EditingAlgorithm<blink::FlatTreeTraversal
  blink::CreateVisibleSelection
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_media&range=480591:480658
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_media&range=481254:481427

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4657490305482752


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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