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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 177
Parent subsystem(s): fs (149)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_ext_map_blocks ext4 -1 2 38d 40d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 37d 47d PATCH [17h49m]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 7 2d04h 58d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error 15 17d 61d 💬 8 [29d]
WARNING in ext4_split_convert_extents ext4 -1 C error 5 81d 77d 💬 1 [75d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 91d 88d
possible deadlock in wait_transaction_locked (3) ext4 4 C error 169 21m 101d 💬 1 [47d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 15 14d 104d
possible deadlock in evict (4) ext4 4 17 10d 135d
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 103 2h49m 149d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 2540 16m 156d 💬 5 [3d02h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 373 4h26m 156d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 6690 1h19m 162d 💬 2 [3d02h]
WARNING in ext4_write_inode (3) ext4 -1 6 9d12h 176d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 149 15h31m 178d 💬 6 [120d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 44 2d01h 179d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 206d 206d
possible deadlock in do_writepages (2) ext4 4 C unreliable 665 7h30m 207d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 42d 208d PATCH [198d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 6d11h 229d 💬 4 [228d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 60 5d01h 273d 💬 1 [133d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 32d 284d PATCH [271d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 36d 320d 💬 1 [191d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) ext4 mm 1 C error error 3 96d 333d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 38 27d 364d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 142d 463d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 307 12d 466d PATCH [140d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 18 13d 474d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 3d18h 503d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 19d 525d PATCH [523d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 89 16d 526d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 5323 24m 538d 💬 1 [3d02h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 67 7d11h 540d PATCH [336d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 271 1d18h 560d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7363 3h46m 566d PATCH [106d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 98d 590d 💬 1 [589d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 281 16d 611d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 9d03h 682d PATCH [682d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2184 11h35m 696d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 97d 705d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 696d 730d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 57d 798d PATCH [274d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2945 4d09h 998d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 490d 1041d PATCH [560d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 507d 1041d
kernel BUG in ext4_do_writepages ext4 -1 C error 3023 16h00m 1210d 💬 9 [3d02h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 37 19d 1229d 💬 7 [759d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in memcpy_and_pad / string ext4 race:benign 6 1 12d 12d
KCSAN: data-race in _copy_to_iter / vsnprintf ext4 6 1 21d 21d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 5d07h 46d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 3 11d 58d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 48d 59d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 8 6d23h 60d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 44d 62d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 1 71d 67d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 17 22d 218d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 140 5d12h 310d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 278 2d20h 349d
KCSAN: data-race in _prb_read_valid / data_alloc x25 ext4 6 416 6h40m 350d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3865 1d15h 1978d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 350d 2259d