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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 166
Parent subsystem(s): fs (146)
open (52):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_swap_extents ext4 -1 C 4 14d 11d PATCH [10d]
possible deadlock in evict (4) ext4 4 5 17d 23d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 51 7h43m 29d PATCH [14d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 5 3d06h 36d
possible deadlock in ext4_xattr_get (2) ext4 4 7 16d 41d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 365 9h34m 44d 💬 5 [18d]
possible deadlock in ext4_evict_inode (5) ext4 4 66 2h50m 44d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 2304 3h19m 50d 💬 2 [21d]
WARNING in ext4_write_inode (3) ext4 -1 1 68d 64d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 21 1d17h 66d 💬 6 [8d02h]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 29 3d08h 67d
KASAN: slab-out-of-bounds Read in ext4_search_dir ext4 19 C 5 65d 79d PATCH [2d13h]
INFO: trying to register non-static key in ext4_xattr_get ext4 -1 1 97d 93d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 94d 94d
possible deadlock in do_writepages (2) ext4 4 C unreliable 361 14h32m 95d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 now 96d PATCH [86d]
INFO: rcu detected stall in sys_mount (8) block ext4 btrfs 1 C 20 2d03h 114d 💬 1 [114d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 25d 116d 💬 4 [116d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 17d 172d PATCH [159d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 32 7d18h 203d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 3 39d 207d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 6 9d10h 208d 💬 1 [79d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 15d 221d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 4d22h 252d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 38 17d 263d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 139d 267d PATCH [264d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 23h22m 329d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive 6 30d 351d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 184 1d15h 354d PATCH [28d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 13 25d 362d
INFO: task hung in do_get_write_access (3) ext4 1 C error 449 9d23h 391d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 15d 413d PATCH [411d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 80 2d16h 414d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 2108 1h25m 426d 💬 1 [21d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 46 1d20h 428d PATCH [224d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 266 7h38m 448d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 5228 27m 454d PATCH [1d16h]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 19d 478d 💬 1 [477d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 210 3h15m 499d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 638 18d 505d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 69d 510d 💬 1 [509d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 989 1d05h 570d PATCH [570d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2143 2d15h 584d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 18d 593d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 79d 601d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 584d 617d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 15d 686d PATCH [162d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2892 1d00h 886d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 378d 929d PATCH [448d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 395d 929d
kernel BUG in ext4_do_writepages ext4 -1 C error 2867 1d20h 1098d 💬 9 [21d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 29 9d03h 1117d 💬 7 [647d]
moderation (27):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in file_update_time_flags / inode_update_timestamps ext4 6 1 5d16h 5d16h
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 5 3h16m 14d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 23d 23d
KCSAN: data-race in __writeback_single_inode / vfs_fsync_range (11) ext4 6 1 55d 55d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 58d 56d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 2 73d 70d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (4) ext4 6 2 32d 81d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 25d 83d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 13 7d20h 106d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 9 16d 187d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 74 5d23h 198d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 225 17h07m 237d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 267 17h19m 238d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 33 41d 386d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 23d 397d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 67 34d 443d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 82 13d 452d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 78 43d 509d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 397 18d 580d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 765 19d 580d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 145 4d09h 741d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) ext4 block 6 153 11d 743d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1408 12h56m 743d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 6 941 2d23h 1443d
KCSAN: data-race in data_push_tail / string ext4 6 461 3h56m 1611d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3786 3d14h 1866d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 238d 2147d