Incremental backup: Log sequence number in the ib_logfile0 is …, less than … system tablespace file header

# 2026-04-08T03:37:45 [2866986] | 2026-04-08  3:37:45 0 [ERROR] InnoDB: Cannot apply log to [page id: space=11, page number=0] of corrupted file './test/t1.ibd'

# 2026-04-08T03:37:45 [2866986] | 2026-04-08  3:37:45 0 [ERROR] InnoDB: Plugin initialization aborted at srv0start.cc[1520] with error Data structure corruption

# 2026-04-08T03:37:45 [2866986] | [00] FATAL ERROR: 2026-04-08 03:37:45 mariabackup: innodb_init() returned 37 (Data structure corruption).

# $RQG_HOME/rqg.pl \

# --grammar=conf/runtime/alter_online.yy \

# --gendata=conf/runtime/alter_online.zz \

# --reporters=MariabackupIncremental_linux \

# --mysqld=--loose-innodb-log-file-size=300M \

# --mysqld=--loose-innodb_lock_schedule_algorithm=fcfs \

# --mysqld=--loose-idle_write_transaction_timeout=0 \

# --mysqld=--loose-idle_transaction_timeout=0 \

# --mysqld=--loose-idle_readonly_transaction_timeout=0 \

# --mysqld=--connect_timeout=60 \

# --mysqld=--interactive_timeout=28800 \

# --mysqld=--slave_net_timeout=60 \

# --mysqld=--net_read_timeout=30 \

# --mysqld=--net_write_timeout=60 \

# --mysqld=--loose-table_lock_wait_timeout=50 \

# --mysqld=--wait_timeout=28800 \

# --no_mask \

# --queries=10000000 \

# --seed=random \

# --reporters=None \

# --reporters=ErrorLog \

# --reporters=Deadlock \

# --validators=None \

# --mysqld=--log_output=none \

# --mysqld=--log_bin_trust_function_creators=1 \

# --mysqld=--loose-debug_assert_on_not_freed_memory=0 \

# --engine=InnoDB \

# --restart_timeout=240 \

# --mysqld=--plugin-load-add=file_key_management.so \

# --mysqld=--loose-file-key-management-filename=$RQG_HOME/conf/mariadb/encryption_keys.txt \

# --mysqld=--plugin-load-add=provider_lzo.so \

# --mysqld=--plugin-load-add=provider_bzip2.so \

# --mysqld=--plugin-load-add=provider_lzma.so \

# --mysqld=--plugin-load-add=provider_snappy.so \

# --mysqld=--plugin-load-add=provider_lz4.so \

# --mysqld=--loose-innodb_compression_level=1 \

# --duration=300 \

# --mysqld=--loose-innodb_fatal_semaphore_wait_threshold=300 \

# --mysqld=--loose-innodb_data_file_path=ibdata1:1M:autoextend:autoshrink \

# --redefine=conf/mariadb/redefine_innodb_log_size_dynamic.yy \

# --mysqld=--lock-wait-timeout=15 \

# --mysqld=--innodb-lock-wait-timeout=10 \

# --mysqld=--sql_mode=STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION \

# --mysqld=--innodb_file_per_table=1 \

# --mysqld=--loose-innodb_read_only_compressed=OFF \

# --mysqld=--loose-innodb-sync-debug \

# --mysqld=--innodb_stats_persistent=off \

# --mysqld=--innodb_adaptive_hash_index=on \

# --mysqld=--innodb_sort_buffer_size=65536 \

# --mysqld=--innodb_random_read_ahead=OFF \

# --mysqld=--loose-innodb_evict_tables_on_commit_debug=on \

# --mysqld=--loose-max-statement-time=30 \

# --threads=1 \

# --rr=rr record --wait \

# --mysqld=--innodb_undo_log_truncate=OFF \

# --mysqld=--innodb_undo_tablespaces=0 \

# --mysqld=--innodb_rollback_on_timeout=OFF \

# --mysqld=--innodb_page_size=64K \

# --mysqld=--innodb-buffer-pool-size=29M \

# --vardir_type=slow \

# --no_mask \

# --batch \

# --basedir1=/Server_bin/10.6A_debug_Og \

# --basedir2=/Server_bin/10.6A_debug_Og \

# --script_debug=_nix_ \

# --major_runid=1775593424 \

# --minor_runid=37

rm -rf /tmp/repro_MB2399 && mkdir /tmp/repro_MB2399

cp -r /data/results/1775593424/MB-2399/1/backup_base_before_prepare /tmp/repro_MB2399/backup_base

cp -r /data/results/1775593424/MB-2399/1/backup_incr_before_prepare /tmp/repro_MB2399/backup_incr

/Server_bin/10.6A_debug_Og/bin/mariadb-backup --prepare \

  --target-dir=/tmp/repro_MB2399/backup_base \

  --incremental-dir=/tmp/repro_MB2399/backup_incr