Galera test failure on galera_3nodes.galera_garbd_backup

        Test ended at 2026-03-09 10:57:43

CURRENT_TEST: galera_3nodes.galera_garbd_backup

mysqltest: At line 86: command "diff_files" failed with error: 1  my_errno: 175  errno: -1

The result from queries just before the failure was:

< snip >

SET GLOBAL innodb_max_dirty_pages_pct_lwm=99;

connection node_1;

CREATE TABLE t1 (f1 INTEGER, f2 varchar(1024)) Engine=InnoDB;

CREATE TABLE ten (f1 INTEGER) ENGINE=InnoDB;

INSERT INTO ten VALUES (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);

INSERT INTO t1 (f2) SELECT REPEAT('x', 1024) FROM ten AS a1, ten AS a2, ten AS a3, ten AS a4;

connection node_2;

Killing node #3 to free ports for garbd ...

connection node_3;

connection node_1;

SET GLOBAL debug_dbug = "+d,sync.wsrep_donor_state";

Starting garbd ...

SET SESSION debug_sync = "now WAIT_FOR sync.wsrep_donor_state_reached";

SET GLOBAL innodb_max_dirty_pages_pct_lwm=0;

SET GLOBAL innodb_max_dirty_pages_pct=0;

--- /home/jan/work/mariadb/10.6e/mysql-test/var/14/tmp/innodb_before	2026-03-09 10:57:32.504259955 +0200

+++ /home/jan/work/mariadb/10.6e/mysql-test/var/14/tmp/innodb_after	2026-03-09 10:57:33.436272051 +0200

@@ -1 +1 @@

-6165396165e1ff0a1c0036fe02e395b4  -

+401382364d0d72c38b4885a11c97d66d  -