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Issue metadata

Status: Verified
Owner:
Closed: Dec 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Crash in instance_type

Project Member Reported by ClusterFuzz, Dec 18 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4715131155251200

Fuzzer: decoder_langfuzz
Job Type: linux_asan_d8_dbg
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000000
Crash State:
  instance_type
  IsHeapNumber
  IsNumber
  
Regressed: V8: r41367:41368

Minimized Testcase (9.35 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96_v2GcspUD5GVCE-9sD8uJuB5Usvld_ExzAzveTCbe04PmF3XJ77-0GtWL0mj5AqkX01suSnFhNQReawpI5p_QiBqB37mGZFHO9LVZbPeM3z7w7ooIG9sjD07796_xvBUlsxYr_5tuwUPpBUdbvvgLPeaepw?testcase_id=4715131155251200

Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: danno@chromium.org
Labels: Test-Predator-Wrong
Owner: cbruni@chromium.org
Status: Assigned (was: Untriaged)
Unable to identify possible suspect from CL and find it did not provide any possible suspects.

Using Code Search for the file, "objects-inl.h" assigning to the concern owner.
Suspecting Commit# 
https://chromium.googlesource.com/v8/v8/+/c0d6939836f5eaf7580715ed58cab6930f3b5692

@cbruni -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Note: Also adding related Devs in Cc.
Thank You.

Comment 2 by cbruni@chromium.org, Dec 19 2016

Status: Started (was: Assigned)
Project Member

Comment 3 by ClusterFuzz, Dec 22 2016

ClusterFuzz has detected this issue as fixed in range 41892:41893.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4715131155251200

Fuzzer: decoder_langfuzz
Job Type: linux_asan_d8_dbg
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000000
Crash State:
  instance_type
  IsHeapNumber
  IsNumber
  
Regressed: V8: r41367:41368
Fixed: V8: r41892:41893

Minimized Testcase (9.35 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96_v2GcspUD5GVCE-9sD8uJuB5Usvld_ExzAzveTCbe04PmF3XJ77-0GtWL0mj5AqkX01suSnFhNQReawpI5p_QiBqB37mGZFHO9LVZbPeM3z7w7ooIG9sjD07796_xvBUlsxYr_5tuwUPpBUdbvvgLPeaepw?testcase_id=4715131155251200

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.
Project Member

Comment 4 by ClusterFuzz, Dec 22 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Started)
ClusterFuzz testcase 4715131155251200 is verified as fixed, so closing issue.

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

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