Elena Stepanova added a comment - 2017-03-11 15:28 - edited It fails again on the latest 10.1 build: https://internal.askmonty.org/buildbot/builders/kvm-deb-wheezy-amd64/builds/8062/steps/mtr/logs/stdio main.repair_symlink-5543 w4 [ fail ] Test ended at 2017-03-10 22:21:07   CURRENT_TEST: main.repair_symlink-5543 --- /usr/share/mysql/mysql-test/r/repair_symlink-5543.result 2017-03-10 13:03:35.000000000 -0500 +++ /run/shm/var/4/log/repair_symlink-5543.reject 2017-03-10 22:21:07.628462570 -0500 @@ -12,7 +12,7 @@ insert t2 values (1); repair table t2; Table Op Msg_type Msg_text -test.t2 repair error 40 for record at pos 256 -test.t2 repair Error File 'MYSQL_TMP_DIR/t2.MAD' not found (Errcode: 40 "Too many levels of symbolic links") +test.t2 repair error 20 for record at pos 256 +test.t2 repair Error File 'MYSQL_TMP_DIR/t2.MAD' not found (Errcode: 20 "Not a directory") test.t2 repair status Operation failed drop table t2; Here are more: http://buildbot.askmonty.org/buildbot/builders/p8-rhel6-bintar-debug/builds/707/steps/test/logs/stdio main.symlink-aria-11902 w4 [ fail ] Test ended at 2017-03-10 16:54:03   CURRENT_TEST: main.symlink-aria-11902 mysqltest: In included file "/home/buildbot/maria-slave/p8-rhel6-bintar-debug/build/mysql-test/t/symlink-myisam-11902.test": included from /home/buildbot/maria-slave/p8-rhel6-bintar-debug/build/mysql-test/t/symlink-aria-11902.test at line 6: At line 54: query 'reap' failed with wrong errno 1030: 'Got error 40 "Too many levels of symbolic links" from storage engine Aria', instead of 1017...   The result from queries just before the failure was: < snip > set debug_sync='now WAIT_FOR ok'; set debug_sync='now SIGNAL go'; ERROR HY000: File 'MYSQLTEST_VARDIR/tmp/foo/t1.MAD' not found (Errcode: 40 "Too many levels of symbolic links") flush tables; drop table if exists t1; create table t1 (a int, b char(16), index (a)) index directory="MYSQLTEST_VARDIR/tmp/foo"; insert t1 values (200, 'some'),(201,'some'); explain select a from t1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL a 5 NULL 2 Using index select a from t1; a 200 201 flush tables; set debug_sync='mi_open_kfile SIGNAL waiting WAIT_FOR run'; select a from t1; set debug_sync='now WAIT_FOR waiting'; set debug_sync='now SIGNAL run'; main.symlink-myisam-11902 w4 [ fail ] Test ended at 2017-03-10 16:54:04   CURRENT_TEST: main.symlink-myisam-11902 mysqltest: At line 54: query 'reap' failed with wrong errno 1030: 'Got error 40 "Too many levels of symbolic links" from storage engine MyISAM', instead of 1017...   The result from queries just before the failure was: < snip > set debug_sync='now WAIT_FOR ok'; set debug_sync='now SIGNAL go'; ERROR HY000: File 'MYSQLTEST_VARDIR/tmp/foo/t1.MYD' not found (Errcode: 40 "Too many levels of symbolic links") flush tables; drop table if exists t1; create table t1 (a int, b char(16), index (a)) index directory="MYSQLTEST_VARDIR/tmp/foo"; insert t1 values (200, 'some'),(201,'some'); explain select a from t1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL a 5 NULL 2 Using index select a from t1; a 200 201 flush tables; set debug_sync='mi_open_kfile SIGNAL waiting WAIT_FOR run'; select a from t1; set debug_sync='now WAIT_FOR waiting'; set debug_sync='now SIGNAL run';

Sergei Golubchik added a comment - 2017-03-11 17:10 I've pushed the fix for main.repair_symlink-5543