(gdb) bt
#0  0x0000000000995842 in normalize_dirname (to=0x7fffd54490c0 "", from=0x7fffd5449530 "mysql/") at mf_pack.c:309
#1  0x0000000000995bb6 in unpack_dirname (to=0x7fffd5449530 "mysql/", from=0x7fffd5449530 "mysql/") at mf_pack.c:352
#2  0x0000000000985d33 in fn_format (to=0x7fffd5449800 "", name=0xb021a9 "ndb_schema", dir=0xa932ae "mysql", extension=0xb057dc ".ARZ", flag=6) at mf_format.c:58
#3  0x00000000007f6f2f in archive_discover (hton=<value optimized out>, thd=<value optimized out>, db=0x101 <Address 0x101 out of bounds>, name=0x7fffd5449530 "mysql/", frmblob=0x7fffd5455c28, frmlen=0x7fffd5455c20) at ha_archive.cc:233
#4  0x0000000000728c9a in discover_handlerton (thd=0xf0d590, plugin=<value optimized out>, arg=<value optimized out>) at handler.cc:4040
#5  0x00000000007b01b7 in plugin_foreach_with_mask (thd=0xf0d590, func=0x728c60 <discover_handlerton>, type=<value optimized out>, state_mask=4294967287, arg=0x7fffd5455c30) at sql_plugin.cc:1873
#6  0x000000000072aa4d in ha_create_table_from_engine (thd=0xf0d590, db=0xa932ae "mysql", name=0xb021a9 "ndb_schema") at handler.cc:4060
#7  0x00000000007d1c8b in ndb_create_table_from_engine (thd=0xf0d590, db=0xa932ae "mysql", table_name=0xb021a9 "ndb_schema") at ha_ndbcluster.cc:9646
#8  0x00000000007e735f in ndbcluster_setup_binlog_table_shares (thd=0xf0d590) at ha_ndbcluster_binlog.cc:1489
#9  0x00000000007dc076 in ndb_util_thread_func (arg=<value optimized out>) at ha_ndbcluster.cc:12348
#10 0x00007ffff7bc98ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#11 0x00007ffff6e5402d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()