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Issue metadata

Status: Duplicate
Merged: issue 626991
Owner:
Closed: Jul 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Regression



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Crash in blink::ReplaceSelectionCommand::doApply

Project Member Reported by ClusterFuzz, Jul 8 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4725507103129600

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000058
Crash State:
  blink::ReplaceSelectionCommand::doApply
  blink::CompositeEditCommand::applyCommandToComposite
  blink::CompositeEditCommand::moveParagraphs
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=403423:403429

Minimized Testcase (0.78 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94oGX-nDUdJ0pzKVFw18EfmiT_VKD7YnFLU2g_bI_TkCKsnx5sQfO2ZVQgBLhAcKy-myFoRSlkpYFOhIEmRgdBUyYms5qDZkqiVdXeO_KkO--nCvfU1RLaHJaEYYUaK41gQ6vdeSZraxIcb5tixb-xufSy42w?testcase_id=4725507103129600

Filer: ssamanoori

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: ssamanoori@chromium.org
Components: Tools>Test>FindIt>WrongResult Blink>Editing
Labels: -Type-Bug findit-wrong findit-for-crash Te-Logged M-53 Type-Bug-Regression
Owner: keishi@chromium.org
Status: Assigned (was: Available)
The result is a list of CLs that change the crashed files.

Author: joone.hur
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/7cd91bcaaf5ef14b3e76465b464902cd864eaea0
Time: Fri Jul 01 08:59:24 2016
Lines 835 of file ReplaceSelectionCommand.cpp which potentially caused crash are changed in this cl (frame #1, "handleStyleSpansBeforeInsertion").
Minimum distance from crash line to modified line: 0. (file: ReplaceSelectionCommand.cpp, crashed on: 832, modified: 832).

Suspected Project: chromium
===================================

Through code search on file 'CompositeEditCommand.cpp' suspecting the below
https://chromium.googlesource.com/chromium/src/+/54c2f4c9998fc76d13ba11e75cffbfa0f9763c35%5E%21/third_party/WebKit/Source/core/editing/commands/CompositeEditCommand.cpp

keishi@Could you please look into this issue if its related to your change,else please re assign it to an appropriate dev person.

Thanks,
Project Member

Comment 2 by sheriffbot@chromium.org, Jul 8 2016

Labels: -M-53 M-54 MovedFrom-53
Moving this nonessential bug to the next milestone.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

Comment 3 by yosin@chromium.org, Jul 12 2016

Mergedinto: 626991
Owner: yosin@chromium.org
Status: Duplicate (was: Assigned)
Root cause and stack trace are as same as  issue 626991 
Project Member

Comment 4 by ClusterFuzz, Jul 16 2016

ClusterFuzz has detected this issue as fixed in range 405727:405740.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4725507103129600

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000058
Crash State:
  blink::ReplaceSelectionCommand::doApply
  blink::CompositeEditCommand::applyCommandToComposite
  blink::CompositeEditCommand::moveParagraphs
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=403423:403429
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=405727:405740

Minimized Testcase (0.78 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94oGX-nDUdJ0pzKVFw18EfmiT_VKD7YnFLU2g_bI_TkCKsnx5sQfO2ZVQgBLhAcKy-myFoRSlkpYFOhIEmRgdBUyYms5qDZkqiVdXeO_KkO--nCvfU1RLaHJaEYYUaK41gQ6vdeSZraxIcb5tixb-xufSy42w?testcase_id=4725507103129600

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.
Components: -Tools>Test>FindIt>WrongResult
Labels: Test-Predator-Wrong
Project Member

Comment 6 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

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