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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 171
Parent subsystem(s): fs (157)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in ext4_split_extent_at ext4 2 1 11d 6d11h PATCH [1d13h]
kernel BUG in ext4_ext_map_blocks ext4 -1 2 22d 24d
INFO: task hung in filename_rmdir jfs ext4 1 C error 4 15d 26d PATCH [19d]
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error 3 20d 30d PATCH [15d]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 7 2h12m 42d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error 15 23h48m 44d 💬 8 [13d]
kernel BUG in ext4_write_inline_data (4) ext4 -1 C error 11 13d 51d PATCH [15d]
WARNING in ext4_split_convert_extents ext4 -1 C error 5 64d 60d 💬 1 [59d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 75d 71d
possible deadlock in wait_transaction_locked (3) ext4 4 C error 142 3h27m 85d 💬 1 [30d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 14 5d16h 87d
possible deadlock in evict (4) ext4 4 16 30d 118d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 101 3d11h 125d PATCH [79d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 101 12h29m 132d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 2082 58m 139d 💬 5 [21d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 302 2h16m 140d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 6009 8m 145d 💬 2 [21d]
WARNING in ext4_write_inode (3) ext4 -1 5 14d 160d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 135 2d02h 162d 💬 6 [103d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 43 20d 162d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 190d 190d
possible deadlock in do_writepages (2) ext4 4 C unreliable 637 1d03h 190d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 25d 191d PATCH [181d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 50d 212d 💬 4 [211d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 58 3d08h 257d 💬 1 [117d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 6 16d 268d PATCH [254d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 58 54d 299d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 7 13d 303d PATCH [21d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 20d 304d 💬 1 [174d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) ext4 mm 1 C error error 3 80d 317d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 38 11d 348d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 73 1d12h 359d PATCH [8d07h]
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 125d 446d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 301 22h17m 450d PATCH [123d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 17 29d 457d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 23d 487d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 2d21h 509d PATCH [506d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 89 10h59m 510d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 4718 1h14m 522d 💬 1 [21d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 55 30d 523d PATCH [320d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 268 5d08h 543d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7235 12m 549d PATCH [89d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 81d 573d 💬 1 [573d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 281 now 594d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 7d00h 666d PATCH [665d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2176 3d08h 679d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 81d 688d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 680d 713d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 40d 782d PATCH [257d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2941 2d23h 981d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 474d 1024d PATCH [544d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 491d 1024d
kernel BUG in ext4_do_writepages ext4 -1 C error 2998 2d11h 1194d 💬 9 [21d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 37 3d05h 1213d 💬 7 [743d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in _copy_to_iter / vsnprintf ext4 6 1 5d09h 5d09h
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 1 30d 30d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 2 15d 41d
KCSAN: data-race in delete_from_page_cache_batch / file_write_and_wait_range (3) ext4 6 1 42d 42d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 31d 43d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 28d 45d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 1 55d 51d
KCSAN: data-race in _copy_to_iter / set_overhead (4) ext4 6 1 54d 54d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 74d 166d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 17 6d09h 201d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 129 28m 294d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 273 4d14h 333d
KCSAN: data-race in _prb_read_valid / data_alloc x25 ext4 6 387 23h04m 333d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3856 9h13m 1962d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 333d 2242d