mirror of
https://github.com/torvalds/linux
synced 2024-09-06 18:01:05 +00:00
![Kent Overstreet](/assets/img/avatar_default.png)
The bucket_gens array is a single array allocation (one byte per bucket), and kernel allocations are still limited to INT_MAX. Check this limit to avoid failing the bucket_gens array allocation. Reported-by: syzbot+b29f436493184ea42e2b@syzkaller.appspotmail.com Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
293 lines
12 KiB
C
293 lines
12 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _BCACHEFS_ERRCODE_H
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#define _BCACHEFS_ERRCODE_H
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#define BCH_ERRCODES() \
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x(ERANGE, ERANGE_option_too_small) \
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x(ERANGE, ERANGE_option_too_big) \
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x(EINVAL, mount_option) \
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x(BCH_ERR_mount_option, option_name) \
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x(BCH_ERR_mount_option, option_value) \
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x(BCH_ERR_mount_option, option_not_bool) \
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x(ENOMEM, ENOMEM_stripe_buf) \
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x(ENOMEM, ENOMEM_replicas_table) \
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x(ENOMEM, ENOMEM_cpu_replicas) \
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x(ENOMEM, ENOMEM_replicas_gc) \
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x(ENOMEM, ENOMEM_disk_groups_validate) \
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x(ENOMEM, ENOMEM_disk_groups_to_cpu) \
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x(ENOMEM, ENOMEM_mark_snapshot) \
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x(ENOMEM, ENOMEM_mark_stripe) \
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x(ENOMEM, ENOMEM_mark_stripe_ptr) \
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x(ENOMEM, ENOMEM_btree_key_cache_create) \
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x(ENOMEM, ENOMEM_btree_key_cache_fill) \
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x(ENOMEM, ENOMEM_btree_key_cache_insert) \
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x(ENOMEM, ENOMEM_trans_kmalloc) \
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x(ENOMEM, ENOMEM_trans_log_msg) \
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x(ENOMEM, ENOMEM_do_encrypt) \
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x(ENOMEM, ENOMEM_ec_read_extent) \
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x(ENOMEM, ENOMEM_ec_stripe_mem_alloc) \
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x(ENOMEM, ENOMEM_ec_new_stripe_alloc) \
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x(ENOMEM, ENOMEM_fs_btree_cache_init) \
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x(ENOMEM, ENOMEM_fs_btree_key_cache_init) \
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x(ENOMEM, ENOMEM_fs_counters_init) \
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x(ENOMEM, ENOMEM_fs_btree_write_buffer_init) \
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x(ENOMEM, ENOMEM_io_clock_init) \
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x(ENOMEM, ENOMEM_blacklist_table_init) \
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x(ENOMEM, ENOMEM_sb_realloc_injected) \
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x(ENOMEM, ENOMEM_sb_bio_realloc) \
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x(ENOMEM, ENOMEM_sb_buf_realloc) \
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x(ENOMEM, ENOMEM_sb_journal_validate) \
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x(ENOMEM, ENOMEM_sb_journal_v2_validate) \
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x(ENOMEM, ENOMEM_journal_entry_add) \
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x(ENOMEM, ENOMEM_journal_read_buf_realloc) \
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x(ENOMEM, ENOMEM_btree_interior_update_worker_init)\
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x(ENOMEM, ENOMEM_btree_interior_update_pool_init) \
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x(ENOMEM, ENOMEM_bio_read_init) \
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x(ENOMEM, ENOMEM_bio_read_split_init) \
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x(ENOMEM, ENOMEM_bio_write_init) \
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x(ENOMEM, ENOMEM_bio_bounce_pages_init) \
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x(ENOMEM, ENOMEM_writepage_bioset_init) \
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x(ENOMEM, ENOMEM_dio_read_bioset_init) \
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x(ENOMEM, ENOMEM_dio_write_bioset_init) \
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x(ENOMEM, ENOMEM_nocow_flush_bioset_init) \
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x(ENOMEM, ENOMEM_promote_table_init) \
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x(ENOMEM, ENOMEM_compression_bounce_read_init) \
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x(ENOMEM, ENOMEM_compression_bounce_write_init) \
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x(ENOMEM, ENOMEM_compression_workspace_init) \
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x(ENOMEM, ENOMEM_decompression_workspace_init) \
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x(ENOMEM, ENOMEM_bucket_gens) \
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x(ENOMEM, ENOMEM_buckets_nouse) \
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x(ENOMEM, ENOMEM_usage_init) \
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x(ENOMEM, ENOMEM_btree_node_read_all_replicas) \
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x(ENOMEM, ENOMEM_btree_node_reclaim) \
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x(ENOMEM, ENOMEM_btree_node_mem_alloc) \
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x(ENOMEM, ENOMEM_btree_cache_cannibalize_lock) \
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x(ENOMEM, ENOMEM_buckets_waiting_for_journal_init)\
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x(ENOMEM, ENOMEM_buckets_waiting_for_journal_set) \
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x(ENOMEM, ENOMEM_set_nr_journal_buckets) \
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x(ENOMEM, ENOMEM_dev_journal_init) \
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x(ENOMEM, ENOMEM_journal_pin_fifo) \
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x(ENOMEM, ENOMEM_journal_buf) \
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x(ENOMEM, ENOMEM_gc_start) \
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x(ENOMEM, ENOMEM_gc_alloc_start) \
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x(ENOMEM, ENOMEM_gc_reflink_start) \
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x(ENOMEM, ENOMEM_gc_gens) \
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x(ENOMEM, ENOMEM_gc_repair_key) \
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x(ENOMEM, ENOMEM_fsck_extent_ends_at) \
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x(ENOMEM, ENOMEM_fsck_add_nlink) \
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x(ENOMEM, ENOMEM_journal_key_insert) \
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x(ENOMEM, ENOMEM_journal_keys_sort) \
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x(ENOMEM, ENOMEM_read_superblock_clean) \
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x(ENOMEM, ENOMEM_fs_alloc) \
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x(ENOMEM, ENOMEM_fs_name_alloc) \
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x(ENOMEM, ENOMEM_fs_other_alloc) \
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x(ENOMEM, ENOMEM_dev_alloc) \
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x(ENOMEM, ENOMEM_disk_accounting) \
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x(ENOSPC, ENOSPC_disk_reservation) \
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x(ENOSPC, ENOSPC_bucket_alloc) \
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x(ENOSPC, ENOSPC_disk_label_add) \
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x(ENOSPC, ENOSPC_stripe_create) \
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x(ENOSPC, ENOSPC_inode_create) \
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x(ENOSPC, ENOSPC_str_hash_create) \
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x(ENOSPC, ENOSPC_snapshot_create) \
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x(ENOSPC, ENOSPC_subvolume_create) \
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x(ENOSPC, ENOSPC_sb) \
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x(ENOSPC, ENOSPC_sb_journal) \
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x(ENOSPC, ENOSPC_sb_journal_seq_blacklist) \
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x(ENOSPC, ENOSPC_sb_quota) \
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x(ENOSPC, ENOSPC_sb_replicas) \
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x(ENOSPC, ENOSPC_sb_members) \
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x(ENOSPC, ENOSPC_sb_members_v2) \
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x(ENOSPC, ENOSPC_sb_crypt) \
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x(ENOSPC, ENOSPC_sb_downgrade) \
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x(ENOSPC, ENOSPC_btree_slot) \
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x(ENOSPC, ENOSPC_snapshot_tree) \
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x(ENOENT, ENOENT_bkey_type_mismatch) \
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x(ENOENT, ENOENT_str_hash_lookup) \
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x(ENOENT, ENOENT_str_hash_set_must_replace) \
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x(ENOENT, ENOENT_inode) \
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x(ENOENT, ENOENT_not_subvol) \
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x(ENOENT, ENOENT_not_directory) \
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x(ENOENT, ENOENT_directory_dead) \
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x(ENOENT, ENOENT_subvolume) \
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x(ENOENT, ENOENT_snapshot_tree) \
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x(ENOENT, ENOENT_dirent_doesnt_match_inode) \
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x(ENOENT, ENOENT_dev_not_found) \
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x(ENOENT, ENOENT_dev_idx_not_found) \
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x(ENOTEMPTY, ENOTEMPTY_dir_not_empty) \
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x(ENOTEMPTY, ENOTEMPTY_subvol_not_empty) \
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x(0, open_buckets_empty) \
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x(0, freelist_empty) \
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x(BCH_ERR_freelist_empty, no_buckets_found) \
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x(0, transaction_restart) \
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x(BCH_ERR_transaction_restart, transaction_restart_fault_inject) \
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x(BCH_ERR_transaction_restart, transaction_restart_relock) \
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x(BCH_ERR_transaction_restart, transaction_restart_relock_path) \
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x(BCH_ERR_transaction_restart, transaction_restart_relock_path_intent) \
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x(BCH_ERR_transaction_restart, transaction_restart_relock_after_fill) \
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x(BCH_ERR_transaction_restart, transaction_restart_too_many_iters) \
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x(BCH_ERR_transaction_restart, transaction_restart_lock_node_reused) \
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x(BCH_ERR_transaction_restart, transaction_restart_fill_relock) \
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x(BCH_ERR_transaction_restart, transaction_restart_fill_mem_alloc_fail)\
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x(BCH_ERR_transaction_restart, transaction_restart_mem_realloced) \
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x(BCH_ERR_transaction_restart, transaction_restart_in_traverse_all) \
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x(BCH_ERR_transaction_restart, transaction_restart_would_deadlock) \
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x(BCH_ERR_transaction_restart, transaction_restart_would_deadlock_write)\
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x(BCH_ERR_transaction_restart, transaction_restart_deadlock_recursion_limit)\
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x(BCH_ERR_transaction_restart, transaction_restart_upgrade) \
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x(BCH_ERR_transaction_restart, transaction_restart_key_cache_upgrade) \
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x(BCH_ERR_transaction_restart, transaction_restart_key_cache_fill) \
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x(BCH_ERR_transaction_restart, transaction_restart_key_cache_raced) \
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x(BCH_ERR_transaction_restart, transaction_restart_key_cache_realloced)\
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x(BCH_ERR_transaction_restart, transaction_restart_journal_preres_get) \
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x(BCH_ERR_transaction_restart, transaction_restart_split_race) \
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x(BCH_ERR_transaction_restart, transaction_restart_write_buffer_flush) \
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x(BCH_ERR_transaction_restart, transaction_restart_nested) \
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x(0, no_btree_node) \
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x(BCH_ERR_no_btree_node, no_btree_node_relock) \
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x(BCH_ERR_no_btree_node, no_btree_node_upgrade) \
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x(BCH_ERR_no_btree_node, no_btree_node_drop) \
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x(BCH_ERR_no_btree_node, no_btree_node_lock_root) \
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x(BCH_ERR_no_btree_node, no_btree_node_up) \
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x(BCH_ERR_no_btree_node, no_btree_node_down) \
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x(BCH_ERR_no_btree_node, no_btree_node_init) \
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x(BCH_ERR_no_btree_node, no_btree_node_cached) \
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x(BCH_ERR_no_btree_node, no_btree_node_srcu_reset) \
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x(0, btree_insert_fail) \
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x(BCH_ERR_btree_insert_fail, btree_insert_btree_node_full) \
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x(BCH_ERR_btree_insert_fail, btree_insert_need_mark_replicas) \
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x(BCH_ERR_btree_insert_fail, btree_insert_need_journal_res) \
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x(BCH_ERR_btree_insert_fail, btree_insert_need_journal_reclaim) \
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x(0, backpointer_to_overwritten_btree_node) \
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x(0, lock_fail_root_changed) \
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x(0, journal_reclaim_would_deadlock) \
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x(EINVAL, fsck) \
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x(BCH_ERR_fsck, fsck_fix) \
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x(BCH_ERR_fsck, fsck_ignore) \
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x(BCH_ERR_fsck, fsck_errors_not_fixed) \
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x(BCH_ERR_fsck, fsck_repair_unimplemented) \
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x(BCH_ERR_fsck, fsck_repair_impossible) \
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x(0, restart_recovery) \
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x(0, data_update_done) \
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x(EINVAL, device_state_not_allowed) \
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x(EINVAL, member_info_missing) \
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x(EINVAL, mismatched_block_size) \
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x(EINVAL, block_size_too_small) \
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x(EINVAL, bucket_size_too_small) \
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x(EINVAL, device_size_too_small) \
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x(EINVAL, device_size_too_big) \
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x(EINVAL, device_not_a_member_of_filesystem) \
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x(EINVAL, device_has_been_removed) \
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x(EINVAL, device_splitbrain) \
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x(EINVAL, device_already_online) \
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x(EINVAL, insufficient_devices_to_start) \
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x(EINVAL, invalid) \
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x(EINVAL, internal_fsck_err) \
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x(EINVAL, opt_parse_error) \
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x(EINVAL, remove_with_metadata_missing_unimplemented)\
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x(EINVAL, remove_would_lose_data) \
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x(EINVAL, btree_iter_with_journal_not_supported) \
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x(EROFS, erofs_trans_commit) \
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x(EROFS, erofs_no_writes) \
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x(EROFS, erofs_journal_err) \
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x(EROFS, erofs_sb_err) \
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x(EROFS, erofs_unfixed_errors) \
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x(EROFS, erofs_norecovery) \
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x(EROFS, erofs_nochanges) \
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x(EROFS, insufficient_devices) \
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x(0, operation_blocked) \
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x(BCH_ERR_operation_blocked, btree_cache_cannibalize_lock_blocked) \
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x(BCH_ERR_operation_blocked, journal_res_get_blocked) \
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x(BCH_ERR_operation_blocked, journal_preres_get_blocked) \
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x(BCH_ERR_operation_blocked, bucket_alloc_blocked) \
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x(BCH_ERR_operation_blocked, stripe_alloc_blocked) \
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x(BCH_ERR_invalid, invalid_sb) \
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x(BCH_ERR_invalid_sb, invalid_sb_magic) \
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x(BCH_ERR_invalid_sb, invalid_sb_version) \
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x(BCH_ERR_invalid_sb, invalid_sb_features) \
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x(BCH_ERR_invalid_sb, invalid_sb_too_big) \
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x(BCH_ERR_invalid_sb, invalid_sb_csum_type) \
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x(BCH_ERR_invalid_sb, invalid_sb_csum) \
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x(BCH_ERR_invalid_sb, invalid_sb_block_size) \
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x(BCH_ERR_invalid_sb, invalid_sb_uuid) \
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x(BCH_ERR_invalid_sb, invalid_sb_too_many_members) \
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x(BCH_ERR_invalid_sb, invalid_sb_dev_idx) \
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x(BCH_ERR_invalid_sb, invalid_sb_time_precision) \
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x(BCH_ERR_invalid_sb, invalid_sb_field_size) \
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x(BCH_ERR_invalid_sb, invalid_sb_layout) \
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x(BCH_ERR_invalid_sb_layout, invalid_sb_layout_type) \
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x(BCH_ERR_invalid_sb_layout, invalid_sb_layout_nr_superblocks) \
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x(BCH_ERR_invalid_sb_layout, invalid_sb_layout_superblocks_overlap) \
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x(BCH_ERR_invalid_sb, invalid_sb_members_missing) \
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x(BCH_ERR_invalid_sb, invalid_sb_members) \
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x(BCH_ERR_invalid_sb, invalid_sb_disk_groups) \
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x(BCH_ERR_invalid_sb, invalid_sb_replicas) \
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x(BCH_ERR_invalid_sb, invalid_replicas_entry) \
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x(BCH_ERR_invalid_sb, invalid_sb_journal) \
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x(BCH_ERR_invalid_sb, invalid_sb_journal_seq_blacklist) \
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x(BCH_ERR_invalid_sb, invalid_sb_crypt) \
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x(BCH_ERR_invalid_sb, invalid_sb_clean) \
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x(BCH_ERR_invalid_sb, invalid_sb_quota) \
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x(BCH_ERR_invalid_sb, invalid_sb_errors) \
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x(BCH_ERR_invalid_sb, invalid_sb_opt_compression) \
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x(BCH_ERR_invalid_sb, invalid_sb_ext) \
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x(BCH_ERR_invalid_sb, invalid_sb_downgrade) \
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x(BCH_ERR_invalid, invalid_bkey) \
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x(BCH_ERR_operation_blocked, nocow_lock_blocked) \
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x(EIO, btree_node_read_err) \
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x(EIO, sb_not_downgraded) \
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x(EIO, btree_node_write_all_failed) \
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x(EIO, btree_node_read_error) \
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x(EIO, btree_node_read_validate_error) \
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x(EIO, btree_need_topology_repair) \
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x(BCH_ERR_btree_node_read_err, btree_node_read_err_fixable) \
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x(BCH_ERR_btree_node_read_err, btree_node_read_err_want_retry) \
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x(BCH_ERR_btree_node_read_err, btree_node_read_err_must_retry) \
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x(BCH_ERR_btree_node_read_err, btree_node_read_err_bad_node) \
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x(BCH_ERR_btree_node_read_err, btree_node_read_err_incompatible) \
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x(0, nopromote) \
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x(BCH_ERR_nopromote, nopromote_may_not) \
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x(BCH_ERR_nopromote, nopromote_already_promoted) \
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x(BCH_ERR_nopromote, nopromote_unwritten) \
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x(BCH_ERR_nopromote, nopromote_congested) \
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x(BCH_ERR_nopromote, nopromote_in_flight) \
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x(BCH_ERR_nopromote, nopromote_no_writes) \
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x(BCH_ERR_nopromote, nopromote_enomem) \
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x(0, need_inode_lock) \
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x(0, invalid_snapshot_node)
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enum bch_errcode {
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BCH_ERR_START = 2048,
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#define x(class, err) BCH_ERR_##err,
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BCH_ERRCODES()
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#undef x
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BCH_ERR_MAX
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};
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const char *bch2_err_str(int);
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bool __bch2_err_matches(int, int);
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static inline bool _bch2_err_matches(int err, int class)
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{
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return err < 0 && __bch2_err_matches(err, class);
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}
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#define bch2_err_matches(_err, _class) \
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({ \
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BUILD_BUG_ON(!__builtin_constant_p(_class)); \
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unlikely(_bch2_err_matches(_err, _class)); \
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})
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int __bch2_err_class(int);
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static inline long bch2_err_class(long err)
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{
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return err < 0 ? __bch2_err_class(err) : err;
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}
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#define BLK_STS_REMOVED ((__force blk_status_t)128)
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const char *bch2_blk_status_to_str(blk_status_t);
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#endif /* _BCACHFES_ERRCODE_H */
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