https://issues.oss-fuzz.com/issues/509204928.
This has popped up recently in multiple infra (and apparently prior):
+----------------------------------------Release Build Stacktrace----------------------------------------+
Command: /mnt/scratch0/clusterfuzz/resources/platform/linux/unshare -c -n /mnt/scratch0/clusterfuzz/bot/builds/clusterfuzz-builds_bitcoin-core_83aef6625aaeafa301867de74608b320f3c923fe/revisions/tx_package_eval -rss_limit_mb=2560 -timeout=60 -runs=100 /mnt/scratch0/clusterfuzz/bot/inputs/fuzzer-testcases/timeout-05fc4de99d3e6fa42135e43f42e3535f66481ddf
Time ran: 62.591912269592285
INFO: Running with entropic power schedule (0xFF, 100).
INFO: Seed: 3422426699
INFO: Loaded 1 modules (615874 inline 8-bit counters): 615874 [0x5882ce47c408, 0x5882ce5129ca),
INFO: Loaded 1 PC tables (615874 PCs): 615874 [0x5882ce5129d0,0x5882cee785f0),
/mnt/scratch0/clusterfuzz/bot/builds/clusterfuzz-builds_bitcoin-core_83aef6625aaeafa301867de74608b320f3c923fe/revisions/tx_package_eval: Running 1 inputs 100 time(s) each.
Running: /mnt/scratch0/clusterfuzz/bot/inputs/fuzzer-testcases/timeout-05fc4de99d3e6fa42135e43f42e3535f66481ddf
ALARM: working on the last Unit for 61 seconds
and the timeout value is 60 (use -timeout=N to change)
==295== ERROR: libFuzzer: timeout after 61 seconds
#0 0x5882cbe3d551 in __sanitizer_print_stack_trace /src/llvm-project/compiler-rt/lib/asan/asan_stack.cpp:87:3
#1 0x5882cbd2eff8 in fuzzer::PrintStackTrace() /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerUtil.cpp:210:5
#2 0x5882cbd11acd in fuzzer::Fuzzer::AlarmCallback() /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:304:5
#3 0x7f174c59e41f in libpthread.so.0
#4 0x5882cc0474af in tx_package_eval
#5 0x5882cc047696 in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:138:18
#6 0x5882cc047696 in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:138:18
#7 0x5882cc047696 in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:138:18
#8 0x5882cc0476be in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:141:14
#9 0x5882cc047696 in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:138:18
#10 0x5882cc0476be in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:141:14
#11 0x5882cc0476be in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:141:14
#12 0x5882cc0476be in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:141:14
#13 0x5882cc047696 in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:138:18
#14 0x5882cc047696 in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:138:18
#15 0x5882cc0476be in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:141:14
#16 0x5882cc0476be in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:141:14
#17 0x5882cc047696 in unsigned int std::__1::__tree_sub_invariant<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:138:18
#18 0x5882cc0454e0 in __tree_invariant<std::__1::__tree_node_base<void *> *> /usr/local/include/c++/v1/__tree:162:10
#19 0x5882cc0454e0 in void std::__1::__tree_remove[abi:de220000]<std::__1::__tree_node_base<void*>*>(std::__1::__tree_node_base<void*>*, std::__1::__tree_node_base<void*>*) /usr/local/include/c++/v1/__tree:345:3
#20 0x5882cc369d67 in __remove_node_pointer /usr/local/include/c++/v1/__tree:1900:3
#21 0x5882cc369d67 in erase /usr/local/include/c++/v1/__tree:2026:28
#22 0x5882cc369d67 in erase /usr/local/include/c++/v1/set:774:77
#23 0x5882cc369d67 in operator() [bitcoin-core/src/test/fuzz/package_eval.cpp:406](https://github.com/bitcoin/bitcoin/blob/8f4a3ba8972dae9412ba975a040cea22c227f983/src/test/fuzz/package_eval.cpp#L406):31
#24 0x5882cc369d67 in (anonymous namespace)::tx_package_eval_fuzz_target(std::__1::span<unsigned char const, 18446744073709551615ul>) [bitcoin-core/src/test/fuzz/package_eval.cpp:384](https://github.com/bitcoin/bitcoin/blob/8f4a3ba8972dae9412ba975a040cea22c227f983/src/test/fuzz/package_eval.cpp#L384):30
#25 0x5882cc69cfc4 in operator() /usr/local/include/c++/v1/__functional/function.h:274:12
#26 0x5882cc69cfc4 in operator() /usr/local/include/c++/v1/__functional/function.h:772:10
#27 0x5882cc69cfc4 in test_one_input [bitcoin-core/src/test/fuzz/fuzz.cpp:86](https://github.com/bitcoin/bitcoin/blob/8f4a3ba8972dae9412ba975a040cea22c227f983/src/test/fuzz/fuzz.cpp#L86):5
#28 0x5882cc69cfc4 in LLVMFuzzerTestOneInput [bitcoin-core/src/test/fuzz/fuzz.cpp:214](https://github.com/bitcoin/bitcoin/blob/8f4a3ba8972dae9412ba975a040cea22c227f983/src/test/fuzz/fuzz.cpp#L214):5
#29 0x5882cbd1322d in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:619:13
#30 0x5882cbcfcf42 in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:329:6
#31 0x5882cbd02e10 in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:865:9
#32 0x5882cbd2f9a2 in main /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerMain.cpp:20:10
#33 0x7f174c373082 in __libc_start_main /build/glibc-B3wQXB/glibc-2.31/csu/libc-start.c:308:16
#34 0x5882cbcf602d in _start
SUMMARY: libFuzzer: timeout
https://issues.oss-fuzz.com/issues/509204928.
This has popped up recently in multiple infra (and apparently prior):