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Issue metadata

Status: Verified
Owner:
Closed: Nov 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in IsEmpty

Project Member Reported by ClusterFuzz, Nov 4 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5972623388573696

Fuzzer: ochang_js_fuzzer
Job Type: linux_asan_d8_dbg
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000008
Crash State:
  IsEmpty
  v8::internal::AstConsString::ToRawStrings
  v8::internal::AstPrinter::PrintLiteral
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_d8_dbg&range=49118:49119

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5972623388573696

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Nov 4 2017

Components: Blink>JavaScript>Language
Labels: Test-Predator-AutoComponents
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 2 by ClusterFuzz, Nov 4 2017

Labels: Test-Predator-AutoOwner
Owner: rmcilroy@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/v8/v8/+/c60934e9e4c3d3f1528c8b6cef3b78d8a5e363ec ([Ast] Teach Ast Printer to print raw literal values.).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 3 by ClusterFuzz, Nov 4 2017

ClusterFuzz has detected this issue as fixed in range 49119:49120.

Detailed report: https://clusterfuzz.com/testcase?key=5972623388573696

Fuzzer: ochang_js_fuzzer
Job Type: linux_asan_d8_dbg
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000008
Crash State:
  IsEmpty
  v8::internal::AstConsString::ToRawStrings
  v8::internal::AstPrinter::PrintLiteral
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_d8_dbg&range=49118:49119
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_d8_dbg&range=49119:49120

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5972623388573696

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 4 by ClusterFuzz, Nov 4 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5972623388573696 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Labels: Test-Predator-Auto-CC
Labels: -Test-Predator-AutoComponents Test-Predator-Auto-Components
Labels: -Test-Predator-AutoOwner Test-Predator-Auto-Owner
Labels: -Test-Predator-Auto-CC

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