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Null-dereference READ in spvtools::opt::Instruction::TypeResultIdCount |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=6085693995220992 Fuzzer: afl_spvtools_opt_performance_fuzzer Job Type: afl_chrome_asan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x00000000002c Crash State: spvtools::opt::Instruction::TypeResultIdCount spvtools::opt::Instruction::GetSingleWordInOperand spvtools::opt::ScalarReplacementPass::GetStorageType Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=580304:580305 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6085693995220992 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
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Aug 21
Automatically adding ccs based on suspected regression changelists: Update OpPhi instructions after splitting block. (#1783) by 31666470+s-perron@users.noreply.github.com - https://chromium.googlesource.com/external/github.com/KhronosGroup/SPIRV-Tools/+/ce644d4a2484fe66e53f5b744ebc4d0d5d49e1ca Remove using std::<foo> statements. (#1756) by dj2@everburning.com - https://chromium.googlesource.com/external/github.com/KhronosGroup/SPIRV-Tools/+/a5a5ea0e2dfce9c755a88af1074ebe68a44d2ed9 If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.
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Aug 24
Assigning it to dsinclair@ as per provided suspect list
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Aug 27
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Aug 27
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Sep 13
ClusterFuzz has detected this issue as fixed in range 589990:590303. Detailed report: https://clusterfuzz.com/testcase?key=6085693995220992 Fuzzer: afl_spvtools_opt_performance_fuzzer Job Type: afl_chrome_asan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x00000000002c Crash State: spvtools::opt::Instruction::TypeResultIdCount spvtools::opt::Instruction::GetSingleWordInOperand spvtools::opt::ScalarReplacementPass::GetStorageType Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=580304:580305 Fixed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=589990:590303 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6085693995220992 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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Comment 1 by ClusterFuzz
, Aug 21Labels: Test-Predator-Auto-Components