Comment 4 for bug 1233113

Incidentally also happens when closing mysql client immediately after the update operation.

Yields a different stack trace this time

(gdb) bt
#0 malloc_consolidate (av=0x7ffff6d03e40) at malloc.c:5137
#1 0x00007ffff6a19518 in _int_free (av=0x7ffff6d03e40, p=0x24a1ee0) at malloc.c:5018
#2 0x00007ffff6a1c94c in *__GI___libc_free (mem=<optimized out>) at malloc.c:3739
#3 0x0000000000a68525 in free_root (root=0x246fa78, MyFlags=0) at /home/andrew/develop/maria/repo/10.0-oqgraph3-varchar/mysys/my_alloc.c:391
#4 0x000000000056632e in free_memory (this=<optimized out>) at /home/andrew/develop/maria/repo/10.0-oqgraph3-varchar/sql/sql_error.h:729
#5 THD::~THD (this=0x246ab78, __in_chrg=<optimized out>) at /home/andrew/develop/maria/repo/10.0-oqgraph3-varchar/sql/sql_class.cc:1578
#6 0x0000000000515225 in unlink_thd (thd=0x246ab78) at /home/andrew/develop/maria/repo/10.0-oqgraph3-varchar/sql/mysqld.cc:2672
#7 0x0000000000519c50 in one_thread_per_connection_end (thd=0x7ffff6d03e40, put_in_cache=false) at /home/andrew/develop/maria/repo/10.0-oqgraph3-varchar/sql/mysqld.cc:2783
#8 0x000000000064351a in do_handle_one_connection (thd_arg=<optimized out>) at /home/andrew/develop/maria/repo/10.0-oqgraph3-varchar/sql/sql_connect.cc:1390
#9 0x0000000000643680 in handle_one_connection (arg=0x246ab78) at /home/andrew/develop/maria/repo/10.0-oqgraph3-varchar/sql/sql_connect.cc:1293
#10 0x0000000000822590 in pfs_spawn_thread (arg=<optimized out>) at /home/andrew/develop/maria/repo/10.0-oqgraph3-varchar/storage/perfschema/pfs.cc:1853
#11 0x00007ffff7bc98ca in start_thread (arg=<optimized out>) at pthread_create.c:300
#12 0x00007ffff6a7592d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()