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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 171
Parent subsystem(s): fs (153)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_ext_map_blocks ext4 -1 2 13d 15d
INFO: task hung in filename_rmdir ext4 1 C error 4 6d16h 17d PATCH [10d]
INFO: task hung in filename_unlinkat ext4 1 C error 9 15h43m 20d PATCH [10d]
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error 3 12d 22d PATCH [7d07h]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 5 4d09h 33d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error 15 6d13h 36d 💬 8 [4d15h]
kernel BUG in ext4_write_inline_data (4) ext4 -1 C error 11 5d10h 42d PATCH [7d07h]
WARNING in ext4_split_convert_extents ext4 -1 C error 5 56d 52d 💬 1 [50d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 66d 63d
possible deadlock in wait_transaction_locked (3) ext4 4 C error 120 11h02m 76d 💬 1 [22d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 11 17h15m 79d
possible deadlock in evict (4) ext4 4 16 21d 110d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 100 5d21h 116d PATCH [71d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 95 10d 124d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 1872 now 131d 💬 5 [13d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 290 34m 131d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 5392 3h12m 137d 💬 2 [13d]
WARNING in ext4_write_inode (3) ext4 -1 5 5d14h 151d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 128 1d03h 153d 💬 6 [95d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 43 11d 154d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 181d 181d
possible deadlock in do_writepages (2) ext4 4 C unreliable 605 7h32m 182d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 17d 183d PATCH [173d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 41d 204d 💬 4 [203d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 57 11d 248d 💬 1 [108d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 6 7d13h 259d PATCH [246d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 58 46d 290d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 7 4d23h 294d PATCH [13d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 12d 295d 💬 1 [166d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 71d 309d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 38 2d21h 339d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 67 17h08m 350d PATCH [3d07h]
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 117d 438d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 291 3d00h 441d PATCH [115d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 17 20d 449d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 14d 478d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 8d20h 500d PATCH [498d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 88 7d09h 501d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 4322 23m 513d 💬 1 [13d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 55 21d 515d PATCH [311d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 268 40d 535d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7005 53m 541d PATCH [81d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 73d 565d 💬 1 [564d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 280 19d 586d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 12d 657d PATCH [657d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2173 4d18h 671d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 72d 680d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 671d 705d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 32d 774d PATCH [249d]
INFO: task hung in sync_inodes_sb (5) ext4 xfs 1 C error inconclusive 2938 3d21h 973d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 465d 1016d PATCH [535d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 482d 1016d
kernel BUG in ext4_do_writepages ext4 -1 C error 2986 1d10h 1185d 💬 9 [13d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 36 40d 1204d 💬 7 [734d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 1 21d 21d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 2 6d18h 33d
KCSAN: data-race in delete_from_page_cache_batch / file_write_and_wait_range (3) ext4 6 1 33d 33d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 23d 34d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 19d 37d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 1 46d 42d
KCSAN: data-race in _copy_to_iter / set_overhead (4) ext4 6 1 45d 45d
KCSAN: data-race in data_push_tail / uuid_string (5) ext4 6 2 54d 74d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 13 51d 102d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 66d 157d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 127 12h50m 285d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 271 6d00h 324d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 net 6 375 4d20h 325d
KCSAN: data-race in data_push_tail / vsnprintf (9) ext4 6 206 5d21h 389d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 164 8d15h 828d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 mm 6 953 7d10h 1530d
KCSAN: data-race in data_push_tail / string audit ext4 6 476 7d10h 1698d
KCSAN: data-race in data_alloc / prb_reserve ext4 6 1237 8d04h 1817d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3848 7h53m 1953d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 325d 2234d