[llvm-bugs] Issue 60381 in oss-fuzz: llvm:clang-format-fuzzer: Null-dereference READ in clang::format::TokenAnnotator::calculateFormattingInformation

[ClusterFuzz-External via monorail via llvm-bugs]

Status: New
Owner: ----
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible Engine-libfuzzer OS-Linux Proj-llvm Reported-2023-07-05
Type: Bug

New issue 60381 by ClusterFuzz-External: llvm:clang-format-fuzzer: Null-dereference READ in clang::format::TokenAnnotator::calculateFormattingInformation
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=60381

Detailed Report: https://oss-fuzz.com/testcase?key=6489938917720064

Project: llvm
Fuzzing Engine: libFuzzer
Fuzz Target: clang-format-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x0000000000d8
Crash State:
  clang::format::TokenAnnotator::calculateFormattingInformation
  clang::format::TokenAnnotator::calculateFormattingInformation
  clang::format::TokenAnnotator::calculateFormattingInformation
  
Sanitizer: address (ASAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=202306290609:202307040615

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=6489938917720064

Issue filed automatically.

See https://google.github.io/oss-fuzz/advanced-topics/reproducing for instructions to reproduce this bug locally.
When you fix this bug, please
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