ZSTD stress asan error

[Yuval-Ariel]

/usr/bin/python3 -u tools/db_crashtest.py --stress_cmd=./db_stress --simple blackbox --duration=3600
Running blackbox-crash-test with 
interval_between_crash=240
total-duration=3600

[2023-01-16 07:29:43.155031] Running db_stress with pid=12036: ./db_stress --acquire_snapshot_one_in=10000 --adaptive_readahead=1 --allow_concurrent_memtable_write=0 --allow_data_in_errors=True --async_io=0 --atomic_flush=1 --avoid_flush_during_recovery=0 --avoid_unnecessary_blocking_io=1 --backup_max_size=104857600 --backup_one_in=100000 --batch_protection_bytes_per_key=8 --block_size=4096 --bloom_bits=3.266133280644117 --bottommost_compression_type=disable --bytes_per_sync=0 --cache_index_and_filter_blocks=0 --cache_size=8388608 --cache_type=lru_cache --charge_compression_dictionary_building_buffer=1 --charge_file_metadata=1 --charge_filter_construction=0 --charge_table_reader=1 --checkpoint_one_in=1000000 --checksum_type=kxxHash64 --clear_column_family_one_in=0 --column_families=1 --compact_files_one_in=1000000 --compact_range_one_in=1000000 --compaction_pri=3 --compaction_ttl=1 --compare_full_db_state_snapshot=1 --compression_max_dict_buffer_bytes=0 --compression_max_dict_bytes=0 --compression_parallel_threads=1 --compression_type=xpress --compression_use_zstd_dict_trainer=0 --compression_zstd_max_train_bytes=0 --continuous_verification_interval=0 --customopspercent=0 --data_block_hash_table_util_ratio=0.22 --data_block_index_type=0 --db=/tmp/rocksdb_crashtest_blackbox1trzj6wj --db_write_buffer_size=1073741824 --delpercent=10 --delrangepercent=0 --destroy_db_initially=0 --detect_filter_construct_corruption=1 --disable_wal=1 --enable_compaction_filter=0 --enable_pipelined_write=0 --expected_values_dir=/tmp/rocksdb_crashtest_expected_7tclegbv --fail_if_options_file_error=1 --file_checksum_impl=big --filter_uri= --flush_one_in=1000000 --format_version=5 --get_current_wal_file_one_in=0 --get_live_files_one_in=100000 --get_property_one_in=1000000 --get_sorted_wal_files_one_in=0 --index_block_restart_interval=13 --index_type=2 --ingest_external_file_one_in=0 --initial_auto_readahead_size=16384 --initiate_wbm_flushes=1 --iterpercent=31 --key_len_percent_dist=100 --level_compaction_dynamic_level_bytes=False --long_running_snapshots=0 --mark_for_compaction_one_file_in=0 --max_auto_readahead_size=16384 --max_background_compactions=1 --max_bytes_for_level_base=67108864 --max_key=102400 --max_key_len=1 --max_manifest_file_size=1073741824 --max_write_batch_group_size_bytes=16777216 --max_write_buffer_number=3 --max_write_buffer_size_to_maintain=1048576 --memtable_prefix_bloom_size_ratio=0.01 --memtable_protection_bytes_per_key=4 --memtable_whole_key_filtering=1 --memtablerep=skip_list --mmap_read=1 --mock_direct_io=False --nooverwritepercent=20 --num_file_reads_for_auto_readahead=2 --num_iterations=95 --open_files=-1 --open_metadata_write_fault_one_in=8 --open_read_fault_one_in=32 --open_write_fault_one_in=0 --ops_per_thread=100000000 --optimize_filters_for_memory=1 --paranoid_file_checks=1 --partition_filters=0 --partition_pinning=3 --pause_background_one_in=1000000 --periodic_compaction_seconds=0 --prefix_size=5 --prefixpercent=2 --prepopulate_block_cache=1 --progress_reports=0 --read_fault_one_in=0 --readahead_size=524288 --readpercent=21 --recycle_log_file_num=0 --reopen=0 --ribbon_starting_level=-1 --secondary_cache_fault_one_in=0 --secondary_cache_uri= --seed=2348670072 --set_options_one_in=0 --snapshot_hold_ops=100000 --sst_file_manager_bytes_per_sec=104857600 --sst_file_manager_bytes_per_truncate=0 --stats_dump_period_sec=10 --subcompactions=2 --sync=0 --sync_fault_injection=0 --sync_wal_one_in=100000 --target_file_size_base=16777216 --target_file_size_multiplier=1 --test_batches_snapshots=0 --top_level_index_pinning=0 --unpartitioned_pinning=3 --use_direct_io_for_flush_and_compaction=0 --use_direct_reads=0 --use_dynamic_delay=1 --use_full_merge_v1=False --use_merge=1 --use_multiget=1 --user_timestamp_size=0 --value_size_mult=32 --verify_before_write=False --verify_checksum=1 --verify_checksum_one_in=1000000 --verify_db_one_in=100000 --verify_iterator_with_expected_state_one_in=5 --verify_sst_unique_id_in_manifest=1 --wal_bytes_per_sync=524288 --wal_compression=zstd --write_buffer_size=33554[432](https://github.com/speedb-io/speedb/actions/runs/3927757004/jobs/6715190173#step:6:433) --write_dbid_to_manifest=1 --write_fault_one_in=0 --writepercent=36


[2023-01-16 07:33:43.251902] KILLED 12036

[2023-01-16 07:33:45.293532] Running db_stress with pid=12089: ./db_stress --acquire_snapshot_one_in=10000 --adaptive_readahead=1 --allow_concurrent_memtable_write=0 --allow_data_in_errors=True --async_io=1 --atomic_flush=1 --avoid_flush_during_recovery=0 --avoid_unnecessary_blocking_io=1 --backup_max_size=104857600 --backup_one_in=100000 --batch_protection_bytes_per_key=0 --block_size=4096 --bloom_bits=6.180720567192696 --bottommost_compression_type=snappy --bytes_per_sync=262144 --cache_index_and_filter_blocks=0 --cache_size=8388608 --cache_type=lru_cache --charge_compression_dictionary_building_buffer=1 --charge_file_metadata=1 --charge_filter_construction=0 --charge_table_reader=0 --checkpoint_one_in=1000000 --checksum_type=kXXH3 --clear_column_family_one_in=0 --column_families=1 --compact_files_one_in=1000000 --compact_range_one_in=1000000 --compaction_pri=3 --compaction_ttl=0 --compare_full_db_state_snapshot=0 --compression_max_dict_buffer_bytes=67108863 --compression_max_dict_bytes=16384 --compression_parallel_threads=1 --compression_type=zstd --compression_use_zstd_dict_trainer=0 --compression_zstd_max_train_bytes=65536 --continuous_verification_interval=0 --customopspercent=0 --data_block_hash_table_util_ratio=0.22 --data_block_index_type=0 --db=/tmp/rocksdb_crashtest_blackbox1trzj6wj --db_write_buffer_size=1048576 --delpercent=6 --delrangepercent=4 --destroy_db_initially=0 --detect_filter_construct_corruption=1 --disable_wal=1 --enable_compaction_filter=0 --enable_pipelined_write=0 --expected_values_dir=/tmp/rocksdb_crashtest_expected_7tclegbv --fail_if_options_file_error=1 --file_checksum_impl=crc32c --filter_uri= --flush_one_in=1000000 --format_version=5 --get_current_wal_file_one_in=0 --get_live_files_one_in=100000 --get_property_one_in=1000000 --get_sorted_wal_files_one_in=0 --index_block_restart_interval=9 --index_type=0 --ingest_external_file_one_in=0 --initial_auto_readahead_size=524288 --initiate_wbm_flushes=1 --iterpercent=5 --key_len_percent_dist=100 --level_compaction_dynamic_level_bytes=False --long_running_snapshots=0 --mark_for_compaction_one_file_in=10 --max_auto_readahead_size=524288 --max_background_compactions=1 --max_bytes_for_level_base=67108864 --max_key=102400 --max_key_len=1 --max_manifest_file_size=1073741824 --max_write_batch_group_size_bytes=16 --max_write_buffer_number=3 --max_write_buffer_size_to_maintain=1048576 --memtable_prefix_bloom_size_ratio=0.01 --memtable_protection_bytes_per_key=0 --memtable_whole_key_filtering=0 --memtablerep=skip_list --mmap_read=0 --mock_direct_io=False --nooverwritepercent=20 --num_file_reads_for_auto_readahead=2 --num_iterations=15 --open_files=-1 --open_metadata_write_fault_one_in=0 --open_read_fault_one_in=0 --open_write_fault_one_in=0 --ops_per_thread=100000000 --optimize_filters_for_memory=0 --paranoid_file_checks=1 --partition_filters=0 --partition_pinning=2 --pause_background_one_in=1000000 --periodic_compaction_seconds=100 --prefix_size=5 --prefixpercent=4 --prepopulate_block_cache=0 --progress_reports=0 --read_fault_one_in=0 --readahead_size=524288 --readpercent=43 --recycle_log_file_num=1 --reopen=0 --ribbon_starting_level=6 --secondary_cache_fault_one_in=0 --secondary_cache_uri=compressed_secondary_cache://capacity=8388608 --seed=2348670072 --set_options_one_in=0 --snapshot_hold_ops=100000 --sst_file_manager_bytes_per_sec=0 --sst_file_manager_bytes_per_truncate=0 --stats_dump_period_sec=600 --subcompactions=1 --sync=0 --sync_fault_injection=1 --sync_wal_one_in=100000 --target_file_size_base=16777216 --target_file_size_multiplier=1 --test_batches_snapshots=0 --top_level_index_pinning=2 --unpartitioned_pinning=0 --use_direct_io_for_flush_and_compaction=0 --use_direct_reads=0 --use_dynamic_delay=1 --use_full_merge_v1=False --use_merge=0 --use_multiget=0 --user_timestamp_size=0 --value_size_mult=32 --verify_before_write=False --verify_checksum=1 --verify_checksum_one_in=1000000 --verify_db_one_in=100000 --verify_iterator_with_expected_state_one_in=5 --verify_sst_unique_id_in_manifest=1 --wal_bytes_per_sync=524288 --wal_compression=zstd --write_buffer_size=33554432 --write_dbid_to_manifest=1 --write_fault_one_in=0 --writepercent=38


[2023-01-16 07:34:08.019564] WARNING: db_stress (pid=12089) ended before kill: exitcode=1

Exit Before Killing
stdout:

stderr:
WARNING: use_zstd_dict_trainer is false but zstd finalizeDictionary cannot be used because ZSTD 1.4.5+ is not linked with the binary. zstd dictionary trainer will be used.
WARNING: prefix_size is non-zero but memtablerep != prefix_hash
ASAN:DEADLYSIGNAL
=================================================================
==12089==ERROR: AddressSanitizer: SEGV on unknown address 0x00000000cd38 (pc 0x7f577e3fb92d bp 0x000000000007 sp 0x7f5779ee9a58 T1)
==12089==The signal is caused by a READ memory access.
    #0 0x7f577e3fb92c  (/usr/lib/x86_64-linux-gnu/libzstd.so.1+0x4a92c)
    #1 0x7f577d6c3181  (/lib/x86_64-linux-gnu/libc.so.6+0x42181)
    #2 0x7f577d6c315f  (/lib/x86_64-linux-gnu/libc.so.6+0x4215f)
    #3 0x7f577d6c315f  (/lib/x86_64-linux-gnu/libc.so.6+0x4215f)
    #4 0x7f577d6c314d  (/lib/x86_64-linux-gnu/libc.so.6+0x4214d)
    #5 0x7f577d6c314d  (/lib/x86_64-linux-gnu/libc.so.6+0x4214d)
    #6 0x7f577d6c315f  (/lib/x86_64-linux-gnu/libc.so.6+0x4215f)
    #7 0x7f577d6c314d  (/lib/x86_64-linux-gnu/libc.so.6+0x4214d)
    #8 0x7f577d6c314d  (/lib/x86_64-linux-gnu/libc.so.6+0x4214d)
    #9 0x7f577d6c314d  (/lib/x86_64-linux-gnu/libc.so.6+0x4214d)
    #10 0x7f577d6c315f  (/lib/x86_64-linux-gnu/libc.so.6+0x4215f)
    #11 0x7f577d6c314d  (/lib/x86_64-linux-gnu/libc.so.6+0x4214d)
    #12 0x7f577d6c314d  (/lib/x86_64-linux-gnu/libc.so.6+0x4214d)
    #13 0x7f577d6c314d  (/lib/x86_64-linux-gnu/libc.so.6+0x4214d)
    #14 0x7f577d6c3585 in qsort_r (/lib/x86_64-linux-gnu/libc.so.6+0x42585)
    #15 0x7f577e3fc6ec  (/usr/lib/x86_64-linux-gnu/libzstd.so.1+0x4b6ec)
    #16 0x7f577e3fcf2e in ZDICT_optimizeTrainFromBuffer_cover (/usr/lib/x86_64-linux-gnu/libzstd.so.1+0x4bf2e)
    #17 0x7f577e405f6b in ZDICT_trainFromBuffer (/usr/lib/x86_64-linux-gnu/libzstd.so.1+0x54f6b)
    #18 0x5636d23e9465 in rocksdb::ZSTD_TrainDictionary(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::vector<unsigned long, std::allocator<unsigned long> > const&, unsigned long) util/compression.h:1451
    #19 0x5636d23d1bac in rocksdb::BlockBasedTableBuilder::EnterUnbuffered() table/block_based/block_based_table_builder.cc:1862
    #20 0x5636d23d587f in rocksdb::BlockBasedTableBuilder::Finish() table/block_based/block_based_table_builder.cc:1969
    #21 0x5636d221aa2f in rocksdb::CompactionOutputs::Finish(rocksdb::Status const&, rocksdb::SeqnoToTimeMapping const&) db/compaction/compaction_outputs.cc:32
    #22 0x5636d213b493 in rocksdb::CompactionJob::FinishCompactionOutputFile(rocksdb::Status const&, rocksdb::SubcompactionState*, rocksdb::CompactionOutputs&, rocksdb::Slice const&) db/compaction/compaction_job.cc:1466
    #23 0x5636d2142a5d in operator() db/compaction/compaction_job.cc:1237
    #24 0x5636d2142a5d in _M_invoke /usr/include/c++/7/bits/std_function.h:302
    #25 0x5636d2157294 in std::function<rocksdb::Status (rocksdb::CompactionOutputs&, rocksdb::Status const&, rocksdb::Slice const&)>::operator()(rocksdb::CompactionOutputs&, rocksdb::Status const&, rocksdb::Slice const&) const /usr/include/c++/7/bits/std_function.h:706
    #26 0x5636d2157294 in rocksdb::CompactionOutputs::CloseOutput(rocksdb::Status const&, std::function<rocksdb::Status (rocksdb::CompactionOutputs&)> const&, std::function<rocksdb::Status (rocksdb::CompactionOutputs&, rocksdb::Status const&, rocksdb::Slice const&)> const&) db/compaction/compaction_outputs.h:241
    #27 0x5636d2121c8e in rocksdb::SubcompactionState::CloseCompactionFiles(rocksdb::Status const&, std::function<rocksdb::Status (rocksdb::CompactionOutputs&)> const&, std::function<rocksdb::Status (rocksdb::CompactionOutputs&, rocksdb::Status const&, rocksdb::Slice const&)> const&) db/compaction/subcompaction_state.h:201
    #28 0x5636d2121c8e in rocksdb::CompactionJob::ProcessKeyValueCompaction(rocksdb::SubcompactionState*) db/compaction/compaction_job.cc:1329
    #29 0x5636d2126fc2 in rocksdb::CompactionJob::Run() db/compaction/compaction_job.cc:595
    #30 0x5636d107b374 in rocksdb::DBImpl::BackgroundCompaction(bool*, rocksdb::JobContext*, rocksdb::LogBuffer*, rocksdb::DBImpl::PrepickedCompaction*, rocksdb::Env::Priority) db/db_impl/db_impl_compaction_flush.cc:3[450](https://github.com/speedb-io/speedb/actions/runs/3927757004/jobs/6715190173#step:6:451)
    #31 0x5636d1083a52 in rocksdb::DBImpl::BackgroundCallCompaction(rocksdb::DBImpl::PrepickedCompaction*, rocksdb::Env::Priority) db/db_impl/db_impl_compaction_flush.cc:2965
    #32 0x5636d1084ab5 in rocksdb::DBImpl::BGWorkCompaction(void*) db/db_impl/db_impl_compaction_flush.cc:2698
    #33 0x5636d1ce1853 in void std::__invoke_impl<void, void (*&)(void*), void*&>(std::__invoke_other, void (*&)(void*), void*&) /usr/include/c++/7/bits/invoke.h:60
    #34 0x5636d1ce1853 in std::__invoke_result<void (*&)(void*), void*&>::type std::__invoke<void (*&)(void*), void*&>(void (*&)(void*), void*&) /usr/include/c++/7/bits/invoke.h:95
    #35 0x5636d1ce1853 in void std::_Bind<void (*(void*))(void*)>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) /usr/include/c++/7/functional:[467](https://github.com/speedb-io/speedb/actions/runs/3927757004/jobs/6715190173#step:6:468)
    #36 0x5636d1ce1853 in void std::_Bind<void (*(void*))(void*)>::operator()<, void>() /usr/include/c++/7/functional:551
    #37 0x5636d1ce1853 in std::_Function_handler<void (), std::_Bind<void (*(void*))(void*)> >::_M_invoke(std::_Any_data const&) /usr/include/c++/7/bits/std_function.h:316
    #38 0x5636d1cdc414 in std::function<void ()>::operator()() const /usr/include/c++/7/bits/std_function.h:706
    #39 0x5636d1cdc414 in rocksdb::ThreadPoolImpl::Impl::BGThread(unsigned long) util/threadpool_imp.cc:319
    #40 0x5636d1cdd41a in rocksdb::ThreadPoolImpl::Impl::BGThreadWrapper(void*) util/threadpool_imp.cc:360
    #41 0x7f577e0e56de  (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0xbd6de)
    #42 0x7f577ec7c6da in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x76da)
    #43 0x7f577d7a261e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0x12161e)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/usr/lib/x86_64-linux-gnu/libzstd.so.1+0x4a92c) 
Thread T1 created by T0 here:
    #0 0x7f577f0cfd2f in __interceptor_pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.4+0x37d2f)
    #1 0x7f577e0e5994 in std::thread::_M_start_thread(std::unique_ptr<std::thread::_State, std::default_delete<std::thread::_State> >, void (*)()) (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0xbd994)
    #2 0x5636d1cdfaf1 in rocksdb::ThreadPoolImpl::Impl::SetBackgroundThreadsInternal(int, bool) util/threadpool_imp.cc:377
    #3 0x5636d0cbd5c8 in rocksdb::db_stress_tool(int, char**) db_stress_tool/db_stress_tool.cc:113
    #4 0x7f577d6a2c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

==12089==ABORTING