Bus error in BuildTable during initialization

[ravikant86]

See the below stack in core file.
Program terminated with signal 7, Bus error.
#0 0x00007fc9ecbb7d94 in pair<rocksdb::Histograms, char const (&) [37], void> (__x=, __y=..., this=0x7fc997ffe0f0) at /usr/local/include/c++/4.8.0/bits/stl_pair.h:145
#1 __static_initialization_and_destruction_0 (__priority=65535, __initialize_p=1) at ./include/rocksdb/statistics.h:219
#2 0x00007fc9ecbba8b5 in rocksdb::BuildTable (dbname=..., env=0x7fc9ecf40d20 rocksdb::Env::Default()::default_env, options=..., soptions=..., table_cache=0x7fc9804d2820, iter=0x7fc9448c2bf0, meta=0x7fc997ffe6c0, internal_comparator=..., newest_snapshot=0,

earliest_seqno_in_memtable=87602, compression=rocksdb::kZlibCompression) at db/builder.cc:72

#3 0x00007fc9ecb52066 in rocksdb::DBImpl::NewIterator (this=0x7fc9448c2bf0, options=..., column_family=) at db/db_impl.cc:3526
#4 0x00007fc9ecb535db in construct<rocksdb::log::Writer*, rocksdb::log::Writer* const&> (__p=0x7fc948c17b28, this=0x51) at /usr/local/include/c++/4.8.0/ext/new_allocator.h:120
#5 _S_construct<rocksdb::log::Writer*, rocksdb::log::Writer* const&> (__p=0x7fc948c17b28, __a=...) at /usr/local/include/c++/4.8.0/bits/alloc_traits.h:254
#6 construct<rocksdb::log::Writer*, rocksdb::log::Writer* const&> (__p=0x7fc948c17b28, __a=...) at /usr/local/include/c++/4.8.0/bits/alloc_traits.h:393
#7 push_back (__x=@0x7fc997ffe8a0: 0x3, this=0x51) at /usr/local/include/c++/4.8.0/bits/stl_vector.h:905
#8 push_back (item=<unknown type in /usr/local/lib/libhedvig.so, CU 0x213d7df, DIE 0x21db1e9>, this=0x19843) at ./util/autovector.h:230
#9 rocksdb::DBImpl::MakeRoomForWrite (this=0x7fc95a997980, cfd=0x7fc997ffeac0, force=false, superversions_to_free=0x7fc9ecbb3ce9, logs_to_free=0x7fc997ffe9d0) at db/db_impl.cc:4054
#10 0x00007fc9ecb53bff in operator-<rocksdb::DBImpl::LogFileNumberSize, rocksdb::DBImpl::LogFileNumberSize&, rocksdb::DBImpl::LogFileNumberSize*> (__y=..., __x=...) at /usr/local/include/c++/4.8.0/bits/stl_deque.h:337
#11 size (this=0x198) at /usr/local/include/c++/4.8.0/bits/stl_deque.h:1143
#12 rocksdb::DBImpl::FlushMemTableToOutputFile (this=0x0, cfd=0x7fc997ffe5e8, madeProgress=0x7fc943888a40, deletion_state=..., log_buffer=) at db/db_impl.cc:1551
#13 0x00007fc9ecb5d956 in rocksdb::DBImpl::DeleteObsoleteFiles (this=) at db/db_impl.cc:768
#14 0x00007fc9ecbabc7a in Fadvise (advice=4, len=26755841, offset=104515, fd=) at util/env_posix.cc:83
#15 rocksdb::(anonymous namespace)::PosixSequentialFile::InvalidateCache (this=0x7, offset=104515, length=26755841) at util/env_posix.cc:213
#16 0x000000300a4079d1 in start_thread () from /lib64/libpthread.so.0
#17 0x000000300a0e8b6d in clone () from /lib64/libc.so.6

[iamjinlei]

which RocksDB version do you use?

[igorcanadi]

Hm, the stack trace doesn't make much sense to me. Fadvise calls DeleteObsoleteFiles?

Can you give us more info? How often does it happen? Which RocksDB version? What's the database state when it happens?

[igorcanadi]

Closing due to inactivity. Feel free to reopen if you are still seeing this.