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  1. MariaDB Server
  2. MDEV-27900

aio returning partial reads/writes looks like InnoDB: Database page corruption on btrfs with io_uring

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      Feb 17 23:47:45 apfelkirsch systemd[1]: Starting MySQL Server...
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] /nix/store/svbwxblrhai6fcij9p9pmyyafa5pcqls-mariadb-server-10.6.5/bin/mysqld (server 10.6.5-MariaDB) starting as process 16475 ...
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Warning] WSREP: Failed to guess base node address. Set it explicitly via wsrep_node_address.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Warning] WSREP: Failed to guess base node address. Set it explicitly via wsrep_node_address.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Warning] WSREP: Guessing address for incoming client connections failed. Try setting wsrep_node_incoming_address explicitly.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] WSREP: Node addr:
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Number of pools: 1
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Using crc32 + pclmulqdq instructions
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Using liburing
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Initializing buffer pool, total size = 134217728, chunk size = 134217728
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Completed initialization of buffer pool
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=42161,42161
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: 128 rollback segments are active.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Removed temporary tablespace data file: "./ibtmp1"
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Creating shared tablespace for temporary tables
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Setting file './ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: File './ibtmp1' size is now 12 MB.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: 10.6.5 started; log sequence number 42173; transaction id 14
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] Plugin 'FEEDBACK' is disabled.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [ERROR] InnoDB: Database page corruption on disk or a failed read of file './ibdata1' page [page id: space=0, page number=9]. You may have to recover from a backup.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Page dump in ascii and hex (16384 bytes):
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]:  len 16384; hex 000000000000002022-02-17 23:47:45 0 [ERROR] InnoDB: Database page corruption on disk or a failed read of file './ibdata1' page [page id: space=0, page number=243]. You may have to recover from a backup.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 09ffffffffffffffff00000000000099ab2022-02-17 23:47:45 0 [Note] InnoDB: Page dump in ascii and hex (16384 bytes):
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]:  len 16384; hex 00000000000000f3ffff45bf000000000000000000ffffffffffff000000000000000000009e6e00030000000000022022-02-17 23:47:45 0 [ERROR] InnoDB: Database page corruption on disk or a failed read of file './mysql/innodb_table_stats.ibd' page [page id: space=1, page number=0]. You may have to recover from a backup.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Page dump in ascii and hex (16384 bytes):
       
      […]
       
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: InnoDB: End of page dump
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Uncompressed page, stored checksum in field1 0, calculated checksums for field1: crc32 2039713970, innodb 724040756, page type 17855, stored checksum in field2 0, innodb checksum for field2: 1607711317,  page LSN 0 39339, low 4 bytes of LSN at page end 0, page number (if stored to page already) 9, space id (if created with >= MySQL-4.1.1 and stored already) 0
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Page may be an index page where index id is 5
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB: Index 5 is `ID_IND` in table `SYS_TABLES`
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [Note] InnoDB:  You can use CHECK TABLE to scan your table for corruption. Please refer to https://mariadb.com/kb/en/library/innodb-recovery-modes/ for information about forcing recovery.
      Feb 17 23:47:45 apfelkirsch mysql-start[16475]: 2022-02-17 23:47:45 0 [ERROR] [FATAL] InnoDB: Aborting because of a corrupt database page.
      Feb 17 23:47:46 apfelkirsch systemd[1]: mysql.service: Main process exited, code=killed, status=6/ABRT
      

      See https://github.com/NixOS/nixpkgs/issues/160516 and https://github.com/NixOS/nixpkgs/issues/160145 for potentially more details.

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              Assignee:
              danblack Daniel Black
              Reporter:
              ajs124 ajs124
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