$ echo "oK+goKCgArv/GMG0oAkAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOTkAr6AAAgIC/wICAgICAgICCAAAAAAAAAAAAAgAAP8A/wACAAAAAAAAAAAAAAAAAAAAAAAAAAAAABACAgICf/8AoKAAAAAAAAAAAAgAAP8AAgAAAAAAABACAgICf/8AAAAAIAAAAAAAAAAAAAAACAAA/wACgIAAAAAAgIAAAAAAAAAAAAAACAAA/wACAAAAAAAAAAAAAAAAAAAAAAAAAAAAABACAgICf/8AoF4AFgAAAAAAAAAIAAD/AAIAAICAAAA=" | base64 --decode > txgraph.crash
$ FUZZ=txgraph ./fuzz txgraph.crash 
fuzz: test/fuzz/txgraph.cpp:1057: void txgraph_fuzz_target(FuzzBufferType): Assertion `cmp == 0' failed.
==6038== ERROR: libFuzzer: deadly signal
/usr/bin/llvm-symbolizer: error: 'linux-vdso.so.1': No such file or directory
   #0 0xaaaae4109fc4 in __sanitizer_print_stack_trace /llvm-project/compiler-rt/lib/asan/asan_stack.cpp:87:3
   #1 0xaaaae4005890 in fuzzer::PrintStackTrace() /llvm-project/compiler-rt/lib/fuzzer/FuzzerUtil.cpp:210:5
   #2 0xaaaae3feae50 in fuzzer::Fuzzer::CrashCallback() /llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:231:3
   #3 0xffff856b57b8  (linux-vdso.so.1+0x7b8) (BuildId: d721ef96679f76202b9d0a21a3db1069daa73c69)
   #4 0xffff851b7dbc  (/lib/aarch64-linux-gnu/libc.so.6+0x87dbc) (BuildId: 817c172ae01de5c5673c0e5a5d33e8fa0d4c6bd5)
   #5 0xffff8516697c in raise (/lib/aarch64-linux-gnu/libc.so.6+0x3697c) (BuildId: 817c172ae01de5c5673c0e5a5d33e8fa0d4c6bd5)
   #6 0xffff85151ac0 in abort (/lib/aarch64-linux-gnu/libc.so.6+0x21ac0) (BuildId: 817c172ae01de5c5673c0e5a5d33e8fa0d4c6bd5)
   #7 0xffff8515f9b8  (/lib/aarch64-linux-gnu/libc.so.6+0x2f9b8) (BuildId: 817c172ae01de5c5673c0e5a5d33e8fa0d4c6bd5)
   #8 0xaaaae461b4b0 in txgraph_fuzz_target(std::span<unsigned char const, 18446744073709551615ul>) txgraph.cpp
   #9 0xaaaae4791604 in LLVMFuzzerTestOneInput fuzz.cpp
   #10 0xaaaae3fec344 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) /llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:614:13
   #11 0xaaaae3fd7ff8 in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) /llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:328:6
   #12 0xaaaae3fdd4ac in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) /llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:863:9
   #13 0xaaaae4006070 in main /llvm-project/compiler-rt/lib/fuzzer/FuzzerMain.cpp:20:10
   #14 0xffff85152298  (/lib/aarch64-linux-gnu/libc.so.6+0x22298) (BuildId: 817c172ae01de5c5673c0e5a5d33e8fa0d4c6bd5)
   #15 0xffff85152378 in __libc_start_main (/lib/aarch64-linux-gnu/libc.so.6+0x22378) (BuildId: 817c172ae01de5c5673c0e5a5d33e8fa0d4c6bd5)
   #16 0xaaaae3fd19ac in _start (/workdir/out/libfuzzer_asan/fuzz+0x14819ac)