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projects/ffmpeg/oss-fuzz_42537665/crash.log ADDED
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+ INFO: Running with entropic power schedule (0xFF, 100).
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+ INFO: Seed: 1432098016
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+ INFO: Loaded 1 modules (106825 inline 8-bit counters): 106825 [0x556c2b537aa0, 0x556c2b551be9),
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+ INFO: Loaded 1 PC tables (106825 PCs): 106825 [0x556c2b551bf0,0x556c2b6f3080),
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+ /out/ffmpeg_dem_IAMF_fuzzer: Running 1 inputs 1 time(s) each.
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+ Running: /tmp/poc
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+ ==90532==WARNING: MemorySanitizer: use-of-uninitialized-value
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+ #0 0x556c2adcb317 in ff_iamf_parse_obu_header /src/ffmpeg/libavformat/iamf_parse.c
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+ #1 0x556c2adcb675 in ff_iamfdec_read_descriptors /src/ffmpeg/libavformat/iamf_parse.c:1085:15
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+ #2 0x556c2ab25ffc in iamf_read_header /src/ffmpeg/libavformat/iamfdec.c:78:11
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+ #3 0x556c2aa88444 in avformat_open_input /src/ffmpeg/libavformat/demux.c:305:20
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+ #4 0x556c2a9d4e4c in LLVMFuzzerTestOneInput /src/ffmpeg/tools/target_dem_fuzzer.c:202:11
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+ #5 0x556c2a8ca380 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:614:13
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+ #6 0x556c2a8b55f5 in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:327:6
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+ #7 0x556c2a8bb08f in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:862:9
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+ #8 0x556c2a8e6332 in main /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerMain.cpp:20:10
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+ #9 0x7f37477a1082 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x24082) (BuildId: 0323ab4806bee6f846d9ad4bccfc29afdca49a58)
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+ #10 0x556c2a8ad7dd in _start (/out/ffmpeg_dem_IAMF_fuzzer+0x2fb7dd)
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+
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+ Uninitialized value was created by an allocation of 'header' in the stack frame
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+ #0 0x556c2adcb452 in ff_iamfdec_read_descriptors /src/ffmpeg/libavformat/iamf_parse.c:1071:5
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+
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+ SUMMARY: MemorySanitizer: use-of-uninitialized-value /src/ffmpeg/libavformat/iamf_parse.c in ff_iamf_parse_obu_header
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+ Exiting
projects/ffmpeg/oss-fuzz_42537665/poc.bin ADDED
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+ size 1
projects/ffmpeg/oss-fuzz_42537665/src.tgz ADDED
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