CURRENT_TEST: main.greedy_optimizer
mysqltest got signal 6
read_command_buf (0xaaaadf55ec78): }

conn->name (0xaaaadf5918c8): 

Attempting backtrace...
stack_bottom = 0x0 thread_stack 0x3c000
mysys/stacktrace.c:215(my_print_stacktrace)[0xaaaacc05e068]
client/mysqltest.cc:10086(dump_backtrace())[0xaaaacbffe150]
client/mysqltest.cc:10102(signal_handler)[0xaaaacbffe18c]
addr2line: 'linux-vdso.so.1': No such file
linux-vdso.so.1(__kernel_rt_sigreturn+0x0)[0xffffa56605b0]
/lib/aarch64-linux-gnu/libc.so.6(__poll+0x90)[0xffffa4f1d0d0]
pvio/pvio_socket.c:532(pvio_socket_wait_io_or_timeout)[0xaaaacc03b160]
pvio/pvio_socket.c:318(pvio_socket_read)[0xaaaacc03ad60]
libmariadb/ma_pvio.c:255(ma_pvio_read)[0xaaaacc0173f4]
libmariadb/ma_pvio.c:299(ma_pvio_cache_read)[0xaaaacc0175ec]
libmariadb/ma_net.c:385(ma_real_read)[0xaaaacc04064c]
libmariadb/ma_net.c:439(ma_net_read)[0xaaaacc0408d4]
libmariadb/mariadb_lib.c:215(ma_net_safe_read)[0xaaaacc009f38]
libmariadb/mariadb_lib.c:2869(mthd_my_read_query_result)[0xaaaacc010bf4]
libmariadb/mariadb_lib.c:2958(mysql_read_query_result)[0xaaaacc0110a4]
tests/nonblock-wrappers.h:324(wrap_mysql_read_query_result(st_mysql*))[0xaaaacbfeb330]
client/mysqltest.cc:8393(run_query_normal(st_connection*, st_command*, int, char const*, unsigned long, st_dynamic_string*, st_dynamic_string*))[0xaaaacbffb028]
client/mysqltest.cc:9751(run_query(st_connection*, st_command*, int))[0xaaaacbffd7f8]
client/mysqltest.cc:10583(main)[0xaaaacbfff4a8]
/lib/aarch64-linux-gnu/libc.so.6(__libc_start_main+0xe8)[0xffffa4e76090]
/home/buildbot/buildbot/build/mariadb-12.1.0/client//mariadb-test(+0x6b5b8)[0xaaaacbfea5b8]
Writing a core file...
CURRENT_TEST: main.greedy_optimizer
mysqltest got signal 6
read_command_buf (0xaaaae4be6c78): }

conn->name (0xaaaae4c198c8): 

Attempting backtrace...
stack_bottom = 0x0 thread_stack 0x3c000
mysys/stacktrace.c:215(my_print_stacktrace)[0xaaaac57bd068]
client/mysqltest.cc:10086(dump_backtrace())[0xaaaac575d150]
client/mysqltest.cc:10102(signal_handler)[0xaaaac575d18c]
addr2line: 'linux-vdso.so.1': No such file
linux-vdso.so.1(__kernel_rt_sigreturn+0x0)[0xffffa141e5b0]
/lib/aarch64-linux-gnu/libc.so.6(__poll+0x90)[0xffffa0cdb0d0]
pvio/pvio_socket.c:532(pvio_socket_wait_io_or_timeout)[0xaaaac579a160]
pvio/pvio_socket.c:318(pvio_socket_read)[0xaaaac5799d60]
libmariadb/ma_pvio.c:255(ma_pvio_read)[0xaaaac57763f4]
libmariadb/ma_pvio.c:299(ma_pvio_cache_read)[0xaaaac57765ec]
libmariadb/ma_net.c:385(ma_real_read)[0xaaaac579f64c]
libmariadb/ma_net.c:439(ma_net_read)[0xaaaac579f8d4]
libmariadb/mariadb_lib.c:215(ma_net_safe_read)[0xaaaac5768f38]
libmariadb/mariadb_lib.c:2869(mthd_my_read_query_result)[0xaaaac576fbf4]
libmariadb/mariadb_lib.c:2958(mysql_read_query_result)[0xaaaac57700a4]
tests/nonblock-wrappers.h:324(wrap_mysql_read_query_result(st_mysql*))[0xaaaac574a330]
client/mysqltest.cc:8393(run_query_normal(st_connection*, st_command*, int, char const*, unsigned long, st_dynamic_string*, st_dynamic_string*))[0xaaaac575a028]
client/mysqltest.cc:9751(run_query(st_connection*, st_command*, int))[0xaaaac575c7f8]
client/mysqltest.cc:10583(main)[0xaaaac575e4a8]
/lib/aarch64-linux-gnu/libc.so.6(__libc_start_main+0xe8)[0xffffa0c34090]
/home/buildbot/buildbot/build/mariadb-12.1.0/client//mariadb-test(+0x6b5b8)[0xaaaac57495b8]
Writing a core file...
