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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 163
Parent subsystem(s): fs (135)
open (50):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 103 15m 2d11h 💬 1 [2d07h]
WARNING in ext4_write_inode (3) ext4 -1 1 20d 16d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 11 4d16h 18d 💬 1 [18d]
KASAN: slab-out-of-bounds Read in ext4_search_dir ext4 19 C 5 17d 31d PATCH [30d]
WARNING in ext4_xattr_inode_dec_ref_all ext4 -1 1 37d 33d
INFO: trying to register non-static key in ext4_xattr_get ext4 -1 1 49d 45d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 46d 46d
possible deadlock in do_writepages (2) ext4 4 syz unreliable 103 15m 47d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 5 2d14h 48d PATCH [38d]
kernel BUG in ext4_write_inline_data (3) ext4 -1 C error 7 9d07h 49d PATCH [3d09h]
INFO: task hung in ext4_read_bh ext4 1 C 10 57d 60d
INFO: rcu detected stall in sys_mount (8) block ext4 btrfs 1 C 14 37d 66d 💬 1 [66d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 22d 69d 💬 4 [68d]
possible deadlock in ext4_readpage_inline (2) ext4 4 1 89d 85d
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 20d 124d PATCH [111d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 25 46d 156d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 3 97d 159d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 5 7d23h 160d 💬 1 [31d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 2 37d 174d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 32 17d 204d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 32 3d07h 215d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 91d 219d PATCH [216d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 74d 281d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive 6 11d 303d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 142 2d09h 306d 💬 1 [218d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 13 10d 314d
INFO: task hung in do_get_write_access (3) ext4 1 C error 448 27d 343d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 9d22h 365d PATCH [363d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 76 4d01h 366d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 583 36m 378d 💬 1 [4d00h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 45 6d11h 380d PATCH [176d]
possible deadlock in dqget ext4 ocfs2 4 C error 90657 18m 397d PATCH [1d20h]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 266 8d08h 400d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 4005 21m 406d PATCH [380d]
kernel BUG in ext4_inline_data_truncate ext4 -1 C done error 10 97d 427d 💬 1 [426d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 2d12h 430d 💬 1 [429d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 172 1d12h 451d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 578 23h32m 457d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done 79 21d 462d 💬 1 [461d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 989 9d23h 522d PATCH [522d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error 2139 31d 536d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 273 7h04m 545d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 32d 553d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 536d 570d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 37d 639d PATCH [114d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2780 2d14h 838d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 330d 881d PATCH [400d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 347d 881d
kernel BUG in ext4_do_writepages ext4 -1 C error 2820 33m 1050d 💬 9 [4d00h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 28 12d 1069d 💬 7 [600d]
moderation (26):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __writeback_single_inode / vfs_fsync_range (11) ext4 6 1 8d00h 8d00h
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 11d 8d17h
KCSAN: data-race in generic_buffers_fsync_noflush / move_expired_inodes ext4 6 1 17d 17d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 2 25d 22d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (4) ext4 6 1 33d 33d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 4 14d 35d
KCSAN: data-race in file_update_time / inode_update_timestamps (5) ext4 6 1 51d 51d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 exfat 6 9 21d 58d
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (3) mm ext4 6 16 30d 84d
KCSAN: data-race in filemap_splice_read / page_cache_sync_ra ext4 6 3 31d 85d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 6 21d 139d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 49 1d16h 150d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 174 19h23m 189d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 6 28 24d 256d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 30 14d 338d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 28 24d 349d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 65 6d02h 395d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isofs 6 80 5h04m 404d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 77 10d 461d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 exfat 6 363 4h57m 532d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 698 10h41m 532d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 137 4d10h 693d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 mm 6 935 9d18h 1395d
KCSAN: data-race in data_push_tail / string ext4 6 450 4d05h 1563d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3751 1d14h 1818d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 190d 2099d