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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 176
Parent subsystem(s): fs (138)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in jbd2_journal_dirty_metadata (3) ext4 -1 1 6d03h 2d03h
kernel BUG in ext4_ext_map_blocks ext4 -1 2 52d 54d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 51d 61d PATCH [14d]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 7 15d 72d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error error 15 31d 75d 💬 8 [43d]
possible deadlock in wait_transaction_locked (3) ext4 4 C error 187 1d03h 115d 💬 1 [60d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 15 28d 118d
possible deadlock in evict (4) ext4 4 17 24d 149d
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 105 7d15h 162d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 2659 5h04m 170d 💬 5 [16d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 408 6h25m 170d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 7103 37m 176d 💬 2 [16d]
WARNING in get_data ext4 -1 C error 1613 164d 182d
WARNING in ext4_write_inode (3) ext4 -1 7 14h03m 190d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 152 12d 192d 💬 6 [133d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 45 7d19h 193d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 220d 220d
possible deadlock in do_writepages (2) ext4 4 C unreliable 688 12h20m 220d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 55d 221d PATCH [212d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 5d23h 242d 💬 4 [241d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 63 2d05h 287d 💬 1 [147d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 46d 298d PATCH [284d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 50d 334d 💬 1 [205d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 110d 347d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 41d 378d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 156d 476d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 307 26d 480d PATCH [153d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 19 7d12h 488d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 17d 517d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 33d 539d PATCH [536d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 128 6d05h 540d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 5557 3h06m 552d 💬 1 [16d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 71 1d19h 554d PATCH [350d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 287 4d14h 573d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7394 4h41m 580d PATCH [120d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 112d 604d 💬 1 [603d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 285 3d17h 624d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 8d19h 696d PATCH [696d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error 2186 7d10h 709d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 111d 719d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 710d 743d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 17h04m 812d PATCH [287d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2945 18d 1011d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 504d 1054d PATCH [574d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 521d 1054d
kernel BUG in ext4_do_writepages ext4 -1 C error 3055 1h55m 1224d 💬 9 [16d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 39 9d02h 1243d 💬 7 [773d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in memcpy_and_pad / string ext4 race:benign 6 2 13d 25d
KCSAN: data-race in _copy_to_iter / vsnprintf ext4 6 1 35d 35d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 19d 60d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 3 24d 72d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 8 20d 73d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 2 8d19h 81d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 7d05h 231d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) ext4 6 30 9h26m 275d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 140 19d 324d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 284 18h59m 363d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 6 434 2d14h 364d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 168 15d 867d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1529 3h56m 869d
KCSAN: data-race in data_push_tail / string ext4 audit 6 484 5d09h 1737d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3869 17h05m 1992d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 364d 2272d