Assertion failure in btr_sec_min_rec_mark

innodb_zip.page_size '4k,innodb,strict_crc32' w3 [ fail ]

        Test ended at 2019-12-03 07:49:25

CURRENT_TEST: innodb_zip.page_size

mysqltest: At line 787: query 'DROP TABLE t1' failed: 2013: Lost connection to MySQL server during query

…

Version: '10.5.0-MariaDB-debug-log'  socket: '/dev/shm/var/tmp/3/mysqld.1.sock'  port: 16040  Source distribution

2019-12-03  7:49:20 4 [ERROR] InnoDB: Cannot add field `c10` in table `test`.`t1` because after adding it, the row size is 1979 which is greater than maximum allowed size (1979 bytes) for a record on index leaf page.

2019-12-03  7:49:20 4 [ERROR] InnoDB: Cannot add field `c10` in table `test`.`t1` because after adding it, the row size is 1982 which is greater than maximum allowed size (1982 bytes) for a record on index leaf page.

2019-12-03  7:49:20 4 [ERROR] InnoDB: Cannot add field `c10` in table `test`.`t1` because after adding it, the row size is 1902 which is greater than maximum allowed size (1900 bytes) for a record on index leaf page.

2019-12-03  7:49:20 4 [ERROR] InnoDB: Cannot add field `c10` in table `test`.`t1` because after adding it, the row size is 1982 which is greater than maximum allowed size (1982 bytes) for a record on index leaf page.

mysqld: /home/buildbot/buildbot/build/mariadb-10.5.0/storage/innobase/include/btr0btr.h:533: void btr_set_min_rec_mark(rec_t*, const buf_block_t&, mtr_t*): Assertion `block.frame == page_align(rec)' failed.

191203  7:49:22 [ERROR] mysqld got signal 6 ;

…

include/btr0btr.h:534(btr_set_min_rec_mark(unsigned char*, buf_block_t const&, mtr_t*))[0x226537f]

btr/btr0btr.cc:4188(btr_discard_page(btr_cur_t*, mtr_t*))[0x22172ce]

btr/btr0cur.cc:5973(btr_cur_pessimistic_delete(dberr_t*, unsigned long, btr_cur_t*, unsigned long, bool, mtr_t*))[0x2264889]

btr/btr0cur.cc:6108(btr_cur_node_ptr_delete(btr_cur_t*, mtr_t*))[0x20a997a]

btr/btr0btr.cc:4195(btr_discard_page(btr_cur_t*, mtr_t*))[0x20aa8db]

row/row0purge.cc:474(row_purge_remove_sec_if_poss_tree(purge_node_t*, dict_index_t*, dtuple_t const*))[0x20aad31]

row/row0purge.cc:699(row_purge_remove_sec_if_poss(purge_node_t*, dict_index_t*, dtuple_t const*))[0x20ae1b9]

row/row0purge.cc:766(row_purge_del_mark(purge_node_t*))[0x20ae8e6]

row/row0purge.cc:1196(row_purge_record_func(purge_node_t*, unsigned char*, que_thr_t const*, bool))[0x20aed1f]