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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 10d 12d
INFO: task hung in filename_rmdir ext4 1 C error 4 3d20h 14d PATCH [7d22h]
INFO: task hung in filename_unlinkat ext4 1 C error 7 2h36m 17d PATCH [7d22h]
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error 3 9d11h 19d PATCH [4d11h]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 5 1d13h 30d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error 15 3d17h 33d 💬 8 [1d19h]
kernel BUG in ext4_write_inline_data (4) ext4 -1 C error 11 2d14h 39d PATCH [4d11h]
WARNING in ext4_split_convert_extents ext4 -1 C error 5 53d 49d 💬 1 [48d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 64d 60d
possible deadlock in wait_transaction_locked (3) ext4 4 C error 118 1d18h 74d 💬 1 [19d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 8 1d18h 76d
possible deadlock in evict (4) ext4 4 16 18d 107d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 100 3d01h 113d PATCH [68d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 95 7d07h 121d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 1840 46m 128d 💬 5 [10d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 286 1d00h 129d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 5335 35m 134d 💬 2 [10d]
WARNING in ext4_write_inode (3) ext4 -1 5 2d18h 148d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 125 1d05h 150d 💬 6 [92d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 43 8d17h 151d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 179d 178d
possible deadlock in do_writepages (2) ext4 4 C unreliable 600 1d12h 179d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 14d 180d PATCH [170d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 38d 201d 💬 4 [200d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 57 8d14h 245d 💬 1 [105d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 6 4d17h 256d PATCH [243d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 58 43d 288d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 7 2d03h 291d PATCH [10d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 9d04h 292d 💬 1 [163d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 69d 306d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 38 1h49m 336d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 66 2d15h 348d PATCH [11h56m]
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 114d 435d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 291 4h42m 438d PATCH [112d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 17 18d 446d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 11d 475d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 6d00h 497d PATCH [495d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 88 4d13h 499d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 4306 23h43m 510d 💬 1 [10d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 55 18d 512d PATCH [308d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 268 37d 532d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 6968 1h16m 538d PATCH [78d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 70d 562d 💬 1 [562d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 280 16d 583d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 9d21h 654d PATCH [654d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2173 1d22h 668d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 70d 677d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 668d 702d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 29d 771d PATCH [246d]
INFO: task hung in sync_inodes_sb (5) ext4 xfs 1 C error inconclusive 2938 1d01h 970d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 462d 1013d PATCH [532d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 479d 1013d
kernel BUG in ext4_do_writepages ext4 -1 C error 2981 9h54m 1182d 💬 9 [10d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 36 38d 1202d 💬 7 [732d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 1 18d 18d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 2 3d22h 30d
KCSAN: data-race in delete_from_page_cache_batch / file_write_and_wait_range (3) ext4 6 1 31d 31d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 20d 31d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 16d 34d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 1 43d 39d
KCSAN: data-race in _copy_to_iter / set_overhead (4) ext4 6 1 42d 42d
KCSAN: data-race in data_push_tail / uuid_string (5) ext4 6 2 52d 72d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 13 48d 99d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 63d 154d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 126 5d10h 282d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 271 3d04h 321d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 net 6 375 2d00h 322d
KCSAN: data-race in data_push_tail / vsnprintf (9) ext4 6 206 3d01h 386d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 164 5d19h 825d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 mm 6 953 4d14h 1527d
KCSAN: data-race in data_push_tail / string audit ext4 6 476 4d14h 1695d
KCSAN: data-race in data_alloc / prb_reserve ext4 6 1237 5d08h 1814d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3847 3d13h 1951d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 322d 2231d