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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 171
Parent subsystem(s): fs (155)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_ext_map_blocks ext4 -1 2 1d13h 3d13h
INFO: task hung in filename_rmdir ext4 1 C error 3 9d04h 5d17h PATCH [2d17h]
INFO: task hung in filename_unlinkat ext4 1 C error 6 3d03h 7d21h PATCH [2d17h]
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error 3 4h37m 10d PATCH [8d07h]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 5 6d10h 21d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error 12 1d11h 24d 💬 7 [1d11h]
kernel BUG in ext4_write_inline_data (4) ext4 -1 C error 11 7d09h 30d PATCH [21d]
WARNING in ext4_split_convert_extents ext4 -1 C error 5 43d 40d 💬 1 [38d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 54d 51d
possible deadlock in wait_transaction_locked (3) ext4 4 C error 103 19h47m 64d 💬 1 [10d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 7 8d14h 67d
possible deadlock in evict (4) ext4 4 16 9d13h 98d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 97 5d22h 104d PATCH [59d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 91 2d19h 111d
possible deadlock in ext4_xattr_get (2) ext4 4 7 91d 116d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 1647 4h29m 119d 💬 5 [1d07h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 278 11h14m 119d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 5083 1h22m 125d 💬 2 [1d07h]
WARNING in ext4_write_inode (3) ext4 -1 4 5d09h 139d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 117 2d07h 141d 💬 6 [83d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 42 3d19h 142d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 169d 169d
possible deadlock in do_writepages (2) ext4 4 C unreliable 579 9h35m 170d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 4d22h 170d PATCH [161d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 29d 191d 💬 4 [191d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 56 4d20h 236d 💬 1 [96d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 6 9d12h 247d PATCH [234d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 58 34d 278d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 7 6d22h 282d PATCH [23h21m]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 9 13d 283d 💬 1 [154d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 59d 296d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 37 13d 327d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 58 4d18h 338d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 105d 426d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 273 1d15h 429d PATCH [103d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 17 8d19h 437d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 2d10h 466d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 33d 488d PATCH [486d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 88 9d08h 489d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 4180 3h41m 501d 💬 1 [1d07h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 55 9d14h 503d PATCH [299d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 268 28d 522d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 6773 5h35m 529d PATCH [69d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 61d 553d 💬 1 [552d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 280 7d14h 574d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 14h27m 645d PATCH [645d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2170 1d23h 659d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 60d 668d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 659d 692d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 19d 761d PATCH [237d]
INFO: task hung in sync_inodes_sb (5) ext4 xfs 1 C error inconclusive 2936 10d 961d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 453d 1004d PATCH [523d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 470d 1004d
kernel BUG in ext4_do_writepages ext4 -1 C error 2978 1d04h 1173d 💬 9 [1d07h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 36 28d 1192d 💬 7 [722d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 1 9d09h 9d09h
KCSAN: data-race in delete_from_page_cache_batch / file_write_and_wait_range (3) ext4 6 1 21d 21d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 11d 22d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 7d11h 25d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 1 34d 30d
KCSAN: data-race in _copy_to_iter / set_overhead (4) ext4 6 1 33d 33d
KCSAN: data-race in data_push_tail / uuid_string (5) ext4 6 2 42d 62d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 13 39d 89d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 54d 145d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 123 1d08h 273d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 268 9h54m 312d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 net 6 361 1d13h 313d
KCSAN: data-race in data_push_tail / vsnprintf (9) ext4 6 203 7d09h 376d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 162 22h00m 816d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 mm 6 951 4d22h 1518d
KCSAN: data-race in data_push_tail / string audit ext4 6 475 8d15h 1686d
KCSAN: data-race in data_alloc / prb_reserve ext4 6 1234 6h33m 1805d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3844 17h44m 1941d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 313d 2222d