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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 168
Parent subsystem(s): fs (152)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 10d 6d22h
INFO: task hung in ext4_map_blocks (5) ext4 1 syz error 1 21d 16d
possible deadlock in wait_transaction_locked (3) ext4 4 16 16h16m 20d
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 2 26d 22d
possible deadlock in evict (4) ext4 4 10 9d16h 54d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 88 19h12m 60d PATCH [14d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 51 4h13m 67d
possible deadlock in ext4_xattr_get (2) ext4 4 7 47d 72d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 846 2h23m 75d 💬 5 [20d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 198 3h17m 75d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 3903 14m 81d 💬 2 [20d]
WARNING in ext4_write_inode (3) ext4 -1 2 9d21h 95d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 66 8h51m 97d 💬 6 [38d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 38 2d23h 97d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 125d 125d
possible deadlock in do_writepages (2) ext4 4 C unreliable 476 26m 125d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 30d 126d PATCH [117d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 25d 147d 💬 4 [146d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 5 1d22h 203d PATCH [189d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 47 5d05h 234d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 4 30d 238d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 24 C done 8 4d02h 239d 💬 1 [110d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 15d 252d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 21d 283d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 43 4d05h 294d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 170d 298d PATCH [294d]
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 61d 381d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 221 45m 385d PATCH [58d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 16 3d20h 392d
INFO: task hung in do_get_write_access (3) ext4 1 C error 461 6d11h 422d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 3d02h 444d PATCH [441d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 86 3d12h 445d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 3234 44m 457d 💬 1 [20d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 51 7d22h 458d PATCH [255d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 268 10d 478d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 6123 16m 484d PATCH [24d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 16d 509d 💬 1 [508d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 268 12h54m 529d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 100d 540d 💬 1 [540d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 992 9d01h 601d PATCH [600d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2158 2d17h 614d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 16d 623d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 615d 648d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 45d 717d PATCH [192d]
INFO: task hung in sync_inodes_sb (5) ext4 xfs 1 C error inconclusive 2928 4d05h 916d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 409d 959d PATCH [479d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 426d 959d
kernel BUG in ext4_do_writepages ext4 -1 C error 2923 4h26m 1129d 💬 9 [20d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 35 1d08h 1148d 💬 7 [678d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in data_push_tail / uuid_string (5) ext4 6 1 18d 18d
KCSAN: data-race in page_cache_ra_order / page_cache_sync_ra ext4 6 1 25d 25d
KCSAN: data-race in file_update_time_flags / inode_update_timestamps ext4 6 2 16d 36d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 11 7d12h 45d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 54d 54d
KCSAN: data-race in _copy_to_iter / kmmpd (3) ext4 block 6 3 36d 69d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 89d 87d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 9d23h 101d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 55d 114d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 22d 136d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 9 47d 218d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 87 1h06m 229d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 241 12h30m 268d
KCSAN: data-race in data_push_tail / vsnprintf (9) ext4 6 180 3h17m 332d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 53d 427d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 154 4d20h 771d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) ext4 block 6 158 3d09h 774d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1461 9m 774d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 268d 2177d