DCHECK failure in CacheState::kMaxRegisterCode > reg.code() in liftoff-assembler.h |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5719855973269504 Fuzzer: libFuzzer_v8_wasm_compile_fuzzer Job Type: libfuzzer_chrome_asan_debug Platform Id: linux Crash Type: DCHECK failure Crash Address: Crash State: CacheState::kMaxRegisterCode > reg.code() in liftoff-assembler.h v8::internal::wasm::LiftoffAssembler::GetNumUses v8::internal::wasm::LiftoffAssembler::GetBinaryOpTargetRegister Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=514360:514382 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5719855973269504 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
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Nov 7 2017
Automatically applying components based on crash stacktrace and information from OWNERS files. If this is incorrect, please apply the Test-Predator-Wrong-Components label.
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Nov 7 2017
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/v8/v8/+/c7ad5652d32a947355c58ed52a70049dd5d2bf01 ([Liftoff] Fix register reuse in merge init). If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
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Nov 7 2017
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Nov 7 2017
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Nov 7 2017
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Nov 7 2017
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Nov 8 2017
ClusterFuzz has detected this issue as fixed in range 514517:514547. Detailed report: https://clusterfuzz.com/testcase?key=5719855973269504 Fuzzer: libFuzzer_v8_wasm_compile_fuzzer Job Type: libfuzzer_chrome_asan_debug Platform Id: linux Crash Type: DCHECK failure Crash Address: Crash State: CacheState::kMaxRegisterCode > reg.code() in liftoff-assembler.h v8::internal::wasm::LiftoffAssembler::GetNumUses v8::internal::wasm::LiftoffAssembler::GetBinaryOpTargetRegister Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=514360:514382 Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=514517:514547 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5719855973269504 See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md 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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Nov 8 2017
Fixed already in https://chromium-review.googlesource.com/c/v8/v8/+/756705. Was no security issue though.
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Nov 8 2017
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Nov 8 2017
ClusterFuzz testcase 5719855973269504 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 est...@chromium.org
, Nov 7 2017