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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 176
Parent subsystem(s): fs (137)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: task jbd2/sda1-NUM:NUM blocked in I/O wait for more than NUM seconds. ext4 -1 C 7 16h02m 1d06h PATCH [5h35m]
BUG: sleeping function called from invalid context in jbd2_journal_commit_transaction ext4 5 1 9d09h 5d09h
WARNING in jbd2_journal_dirty_metadata (3) ext4 -1 1 13d 9d08h
kernel BUG in ext4_ext_map_blocks ext4 -1 2 59d 61d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 58d 68d PATCH [21d]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 7 23d 79d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error error 15 38d 82d 💬 8 [50d]
possible deadlock in wait_transaction_locked (3) ext4 4 C error 200 21h23m 122d 💬 1 [68d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 15 35d 125d
possible deadlock in evict (4) ext4 4 17 31d 156d
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 106 6d03h 169d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 2822 3h21m 177d 💬 5 [24d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 416 1d00h 177d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 7459 19m 183d 💬 2 [24d]
WARNING in get_data ext4 -1 C error 1613 172d 189d
WARNING in ext4_write_inode (3) ext4 -1 8 7d02h 197d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 156 13h36m 199d 💬 6 [141d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 46 5d00h 200d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 227d 227d
possible deadlock in do_writepages (2) ext4 4 C unreliable 715 1d00h 228d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 62d 228d PATCH [219d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 13d 249d 💬 4 [249d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 63 9d09h 294d 💬 1 [154d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 53d 305d PATCH [292d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 57d 341d 💬 1 [212d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 117d 354d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 48d 385d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 163d 484d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 307 33d 487d PATCH [161d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 20 1d14h 495d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 24d 524d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 40d 546d PATCH [544d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 131 1d13h 547d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 5762 1h22m 559d 💬 1 [24d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 72 3d20h 561d PATCH [357d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 287 11d 580d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7409 23h21m 587d PATCH [127d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 119d 611d 💬 1 [610d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 285 10d 632d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 995 5d22h 703d PATCH [703d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error 2186 14d 717d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 118d 726d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 717d 750d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 7d21h 819d PATCH [295d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2947 22h48m 1019d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 511d 1062d PATCH [581d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 528d 1062d
kernel BUG in ext4_do_writepages ext4 -1 C error 3077 56m 1231d 💬 9 [24d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 39 16d 1250d 💬 7 [780d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in memcpy_and_pad / string race:benign ext4 6 2 20d 33d
KCSAN: data-race in _copy_to_iter / vsnprintf ext4 6 1 42d 42d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 26d 67d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 3 32d 79d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 8 27d 81d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 2 15d 88d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 14d 238d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) ext4 6 30 7d13h 282d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 142 2d09h 331d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 287 12h09m 370d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 6 444 11h01m 371d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 170 23h41m 874d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1534 4h27m 876d
KCSAN: data-race in data_push_tail / string ext4 audit 6 486 6h22m 1744d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3872 4d04h 1999d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 371d 2280d