mysqld.cc:4124: void my_malloc_size_cb_func(long long int, my_bool): Assertion `global_status_var.global_memory_used >= 0' failed.

160523  1:15:08 [ERROR] mysqld got signal 6 ;

#7  0x00007f043a3261d2 in __assert_fail () from /lib64/libc.so.6

#8  0x0000561ea7862253 in my_malloc_size_cb_func (size=-24256, is_thread_specific=0 '\000') at /src/10.2/sql/mysqld.cc:4124

#9  0x0000561ea81c354b in update_malloc_size (size=-24256, is_thread_specific=0 '\000') at /src/10.2/mysys/my_malloc.c:67

#10 0x0000561ea81c3a58 in my_free (ptr=0x7f0430851f30) at /src/10.2/mysys/my_malloc.c:215

#11 0x0000561ea786cc74 in ilink::operator delete (ptr_arg=0x7f0430851f30, size=24256) at /src/10.2/sql/sql_list.h:649

#12 0x0000561ea7916d89 in Delayed_insert::~Delayed_insert (this=0x7f0430851f30, __in_chrg=<optimized out>) at /src/10.2/sql/sql_insert.cc:2107

#13 0x0000561ea791123e in handle_delayed_insert (arg=0x7f0430851f30) at /src/10.2/sql/sql_insert.cc:3042

#14 0x0000561ea81745f6 in pfs_spawn_thread (arg=0x7f0430a7c9f0) at /src/10.2/storage/perfschema/pfs.cc:1862

#15 0x00007f043c26f0a4 in start_thread () from /lib64/libpthread.so.0

#16 0x00007f043a3dd04d in clone () from /lib64/libc.so.6

main.create_delayed                      w2 [ fail ]

        Test ended at 2016-04-30 05:41:48

CURRENT_TEST: main.create_delayed

mysqltest: At line 29: query 'INSERT DELAYED t1 VALUES (4)' failed: 2013: Lost connection to MySQL server during query

The result from queries just before the failure was:

drop table if exists t1;

Starting test

Server [mysqld.1 - pid: 2593, winpid: 2593, exit: 256] failed during test run

Server log from this test:

----------SERVER LOG START-----------

mysqld: /home/buildbot/buildbot/build/mariadb-10.2.0/sql/mysqld.cc:4124: void my_malloc_size_cb_func(long long int, my_bool): Assertion `global_status_var.global_memory_used >= 0' failed.

160430  5:41:43 [ERROR] mysqld got signal 6 ;

...