--source include/have_debug.inc
--source include/have_innodb_max_16k.inc

--echo #
--echo # Bug #29440408 ASSERTION FAILURE: BUF0BUF.CC:4040:M_MODE ==
--echo # PAGE_FETCH::POSSIBLY_FREED || !BLOC
--echo #

create table t1 (f1 int primary key, f2 longblob) engine=innodb row_format=compressed;
insert into t1 values (1, repeat('x', 64*1024));
delete from t1 where f1 = 1;

--echo # Connection con1:
connect (con1,localhost,root,,);
connection con1;
SET DEBUG_SYNC = 'blob_write_middle SIGNAL do_purge WAIT_FOR continue_insert';
--send
insert into t1 values (1, repeat('y', 128*1024));

--echo # Connection default:
connection default;
set DEBUG_SYNC = 'now WAIT_FOR do_purge';

--source include/kill_and_restart_mysqld.inc

drop table t1;