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Issue metadata

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



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Null-dereference READ in v8::internal::compiler::UpdateOutLiveness

Project Member Reported by ClusterFuzz, Dec 16 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6555414606118912

Job Type: linux_asan_chrome_mp
Crash Type: Null-dereference READ
Crash Address: 0x000000000008
Crash State:
  v8::internal::compiler::UpdateOutLiveness
  v8::internal::compiler::BytecodeAnalysis::Analyze
  v8::internal::compiler::BytecodeGraphBuilder::VisitBytecodes
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=488064:488102

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6555414606118912

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Dec 16 2017

Components: Blink>JavaScript>Compiler
Labels: Test-Predator-Auto-Components
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, Dec 16 2017

Labels: Test-Predator-Auto-Owner
Owner: mythria@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/v8/v8/+/3e47cb87d63bb1ca70d547834be3d9f462046a87 ([Turbofan] Use bytecode size for inlining heuristics.).

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

Comment 3 by ClusterFuzz, Dec 17 2017

ClusterFuzz has detected this issue as fixed in range 524603:524604.

Detailed report: https://clusterfuzz.com/testcase?key=6555414606118912

Job Type: linux_asan_chrome_mp
Crash Type: Null-dereference READ
Crash Address: 0x000000000008
Crash State:
  v8::internal::compiler::UpdateOutLiveness
  v8::internal::compiler::BytecodeAnalysis::Analyze
  v8::internal::compiler::BytecodeGraphBuilder::VisitBytecodes
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=488064:488102
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=524603:524604

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6555414606118912

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, Dec 17 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6555414606118912 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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