Null-dereference READ in NeedsContext |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=6686812071002112 Fuzzer: mbarbella_js_mutation Job Type: linux_ubsan_vptr_d8 Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x00000000007c Crash State: NeedsContext v8::internal::Scope::ContextChainLength ContextChainDepth Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_d8&range=55808:55809 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6686812071002112 Issue filed automatically. See https://github.com/google/clusterfuzz-tools for more information.
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Sep 12
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/v8/v8/+/2363cdfefeb643285cbe8593b7c17d80e5d06cd9 ([tracing] do not add traces when disabled). If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
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Sep 12
Similar to https://bugs.chromium.org/p/chromium/issues/detail?id=883181, I don't see how my CL could have caused this. Perhaps there is some flakiness? Unassigning to get this re-triaged.
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Sep 13
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Sep 13
ClusterFuzz has detected this issue as fixed in range 55818:55819. Detailed report: https://clusterfuzz.com/testcase?key=6686812071002112 Fuzzer: mbarbella_js_mutation Job Type: linux_ubsan_vptr_d8 Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x00000000007c Crash State: NeedsContext v8::internal::Scope::ContextChainLength ContextChainDepth Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_d8&range=55808:55809 Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_d8&range=55818:55819 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6686812071002112 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.
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Sep 13
ClusterFuzz testcase 6686812071002112 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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Comment 1 by ClusterFuzz
, Sep 12Labels: Test-Predator-Auto-Components