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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 165
Parent subsystem(s): fs (130)
open (51):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in evict (4) ext4 4 3 2d09h 1d20h
WARNING in __folio_mark_dirty (3) ext4 -1 C error 19 3d00h 8d02h PATCH [6d17h]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 2 19d 15d
possible deadlock in ext4_xattr_get (2) ext4 4 3 3d04h 20d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 173 54m 22d
possible deadlock in ext4_evict_inode (5) ext4 4 24 15h09m 23d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 1083 2h24m 28d 💬 2 [22d]
WARNING in ext4_write_inode (3) ext4 -1 1 47d 43d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 13 12d 45d 💬 1 [45d]
KASAN: slab-out-of-bounds Read in ext4_search_dir ext4 19 C 5 43d 57d PATCH [10d]
INFO: trying to register non-static key in ext4_xattr_get ext4 -1 1 76d 72d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 73d 72d
possible deadlock in do_writepages (2) ext4 4 syz unreliable 238 1h54m 73d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 12d 74d PATCH [64d]
INFO: task hung in ext4_read_bh ext4 1 C 10 83d 87d
INFO: rcu detected stall in sys_mount (8) block ext4 btrfs 1 C 16 5d21h 93d 💬 1 [92d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 3d20h 95d 💬 4 [94d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 11d 151d PATCH [137d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 27 1d23h 182d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 3 17d 186d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 6 20d 187d 💬 1 [57d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 2 26d 200d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 4d06h 231d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 36 3d02h 242d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 118d 246d PATCH [242d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 9d13h 307d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive 6 8d21h 329d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 160 4d11h 332d PATCH [6d16h]
INFO: task hung in find_inode_fast (4) ext4 1 C error 13 4d02h 340d
INFO: task hung in do_get_write_access (3) ext4 1 C error 448 9d06h 369d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 8d07h 391d PATCH [389d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 77 1d12h 393d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 1317 49m 404d 💬 1 [30d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 45 32d 406d PATCH [203d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 266 2d07h 426d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 4652 1h36m 432d PATCH [406d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 28d 456d 💬 1 [456d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 185 13h10m 477d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 635 2h35m 483d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 48d 488d 💬 1 [487d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 989 8d02h 549d PATCH [548d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2141 12d 562d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 277 8d17h 571d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 58d 579d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 562d 596d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 63d 665d PATCH [140d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2817 10h05m 864d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 356d 907d PATCH [427d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 374d 907d
kernel BUG in ext4_do_writepages ext4 -1 C error 2847 1d18h 1076d 💬 9 [30d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 28 38d 1096d 💬 7 [626d]
moderation (27):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 2d06h 2d06h
KCSAN: data-race in __writeback_single_inode / vfs_fsync_range (11) ext4 6 1 34d 34d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 37d 35d
KCSAN: data-race in generic_buffers_fsync_noflush / move_expired_inodes ext4 6 1 43d 43d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 2 52d 49d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (4) ext4 6 2 11d 59d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 3d15h 62d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 6 12 16d 84d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 8 13d 166d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 61 1d20h 177d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 205 2h44m 216d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 246 18h47m 216d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 6 28 51d 282d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 33 19d 364d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 1d19h 375d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 67 13d 421d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 81 12d 430d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 78 21d 488d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 394 8h54m 558d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 762 2h48m 558d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 141 12d 719d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) ext4 block 6 152 5d05h 722d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1371 5h00m 722d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 6 938 2d06h 1421d
KCSAN: data-race in data_push_tail / string ext4 6 456 1d22h 1590d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3774 2h01m 1845d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 216d 2125d