Date/time: 2018-07-19 15:20:47
Signal: 11

[0x563e35c848a0]
/lib64/libpthread.so.0(+0xf5e0)[0x7f27c6d055e0]
/usr/local/mariadb/columnstore/lib/librowgroup.so.1(_ZNK8rowgroup11StringStore9serializeERN11messageqcpp10ByteStreamE+0x5b)[0x7f27ca6c937b]
/usr/local/mariadb/columnstore/lib/librowgroup.so.1(_ZNK8rowgroup6RGData9serializeERN11messageqcpp10ByteStreamEj+0x60)[0x7f27ca6c9650]
/usr/local/mariadb/columnstore/lib/libjoblist.so.1(_ZN7joblist8TupleBPS8nextBandERN11messageqcpp10ByteStreamE+0x1c7)[0x7f27cb2a4807]
/usr/local/mariadb/columnstore/lib/libjoblist.so.1(_ZN7joblist12TupleJobList12projectTableEiRN11messageqcpp10ByteStreamE+0x1c)[0x7f27cb24b03c]
[0x563e35c79143]
/usr/local/mariadb/columnstore/lib/libthreadpool.so.1(_ZN10threadpool10ThreadPool11beginThreadEv+0x5dc)[0x7f27c92104cc]
/lib64/libboost_thread-mt.so.1.53.0(+0xd27a)[0x7f27c779d27a]
/lib64/libpthread.so.0(+0x7e25)[0x7f27c6cfde25]
/lib64/libc.so.6(clone+0x6d)[0x7f27c5baa34d]
