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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 177
Parent subsystem(s): fs (147)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_ext_map_blocks ext4 -1 2 43d 45d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 42d 52d PATCH [5d20h]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 7 7d07h 63d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error 15 22d 66d 💬 8 [34d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 97d 93d
possible deadlock in wait_transaction_locked (3) ext4 4 C error 175 9h02m 107d 💬 1 [52d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 15 20d 109d
possible deadlock in evict (4) ext4 4 17 15d 140d
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 103 5d05h 154d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 2583 18h50m 161d 💬 5 [8d05h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 379 10h08m 162d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 6851 2h39m 167d 💬 2 [8d05h]
WARNING in ext4_write_inode (3) ext4 -1 6 14d 181d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 152 3d14h 183d 💬 6 [125d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 44 7d04h 184d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 212d 211d
possible deadlock in do_writepages (2) ext4 4 C unreliable 671 16h22m 212d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 47d 213d PATCH [203d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 11d 234d 💬 4 [233d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 61 3d14h 278d 💬 1 [138d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 37d 289d PATCH [276d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 42d 325d 💬 1 [196d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) ext4 mm 1 C error error 3 102d 339d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 33d 369d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 147d 468d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 307 18d 471d PATCH [145d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 18 19d 479d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 8d21h 508d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 24d 530d PATCH [528d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 101 1h22m 531d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 5442 21h26m 543d 💬 1 [8d05h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 69 2d09h 545d PATCH [341d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 271 6d21h 565d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7375 1d13h 571d PATCH [111d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 103d 595d 💬 1 [595d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 284 7h43m 616d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 4h44m 687d PATCH [687d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2185 4d07h 701d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 103d 710d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 701d 735d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 62d 804d PATCH [279d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2945 9d12h 1003d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 495d 1046d PATCH [565d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 512d 1046d
kernel BUG in ext4_do_writepages ext4 -1 C error 3030 17h41m 1215d 💬 9 [8d05h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 39 12h30m 1235d 💬 7 [765d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in memcpy_and_pad / string ext4 race:benign 6 2 5d01h 17d
KCSAN: data-race in _copy_to_iter / vsnprintf ext4 6 1 26d 26d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 10d 51d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 3 16d 63d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 53d 64d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 8 12d 65d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 49d 67d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 2 4h34m 72d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 18 3d07h 223d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 140 10d 315d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 281 1h23m 354d
KCSAN: data-race in _prb_read_valid / data_alloc x25 ext4 6 424 8h47m 355d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3867 1d08h 1983d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 355d 2264d