[llvm-bugs] Issue 68186 in oss-fuzz: llvm:clangd-fuzzer: ASSERT: OutBufCur > OutBufStart && "Invalid call to flush_nonempty."

[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-2024-04-20
Type: Bug

New issue 68186 by ClusterFuzz-External: llvm:clangd-fuzzer: ASSERT: OutBufCur > OutBufStart && "Invalid call to flush_nonempty."
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=68186

Detailed Report: https://oss-fuzz.com/testcase?key=5176035298574336

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

Crash Type: ASSERT
Crash Address: 
Crash State:
  OutBufCur > OutBufStart && "Invalid call to flush_nonempty."
  llvm::raw_ostream::flush_nonempty
  llvm::raw_ostream::write
  
Sanitizer: address (ASAN)

Crash Revision: https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&revision=202401170617

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5176035298574336

Issue filed automatically.

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