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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 171
Parent subsystem(s): fs (149)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_write_inline_data (4) ext4 -1 syz error 3 4d22h 4d03h
WARNING in ext4_split_convert_extents ext4 -1 C error 5 17d 13d 💬 1 [12d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 28d 24d
INFO: task hung in ext4_map_blocks (5) ext4 1 syz error 1 38d 34d
possible deadlock in wait_transaction_locked (3) ext4 4 66 9h03m 38d
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 3 13d 40d
WARNING in update_rq_clock sound mm ext4 -1 16 19d 63d
possible deadlock in evict (4) ext4 4 12 8d15h 71d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 90 2d20h 78d PATCH [32d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 73 1d21h 85d
possible deadlock in ext4_xattr_get (2) ext4 4 7 64d 90d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 1139 2h33m 92d 💬 5 [7d08h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 217 11h32m 93d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 4422 57m 98d 💬 2 [7d08h]
WARNING in ext4_write_inode (3) ext4 -1 2 27d 113d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 94 1d22h 115d 💬 6 [56d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 39 1d19h 115d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 143d 143d
possible deadlock in do_writepages (2) ext4 4 C unreliable 510 15h48m 143d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 48d 144d PATCH [134d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 3d03h 165d 💬 4 [164d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 54 16d 210d 💬 1 [69d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 5 5d19h 221d PATCH [207d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 58 7d18h 252d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 4 17d 256d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 24 C done 8 22d 257d 💬 1 [127d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 33d 270d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 36 1d13h 301d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 46 1d14h 312d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 78d 399d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 236 1d19h 403d PATCH [76d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 16 21d 410d
INFO: task hung in do_get_write_access (3) ext4 1 C error 463 16h15m 440d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 6d23h 462d PATCH [459d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 87 11d 463d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 3560 1h33m 475d 💬 1 [7d08h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 51 25d 476d PATCH [273d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 268 2d07h 496d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 6377 55m 502d PATCH [42d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 34d 526d 💬 1 [526d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 276 1d23h 547d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 2d08h 619d PATCH [618d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2164 16h22m 632d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 34d 641d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 633d 666d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 63d 735d PATCH [210d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2928 22d 934d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 427d 977d PATCH [497d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 444d 977d
kernel BUG in ext4_do_writepages ext4 -1 C error 2933 12h27m 1147d 💬 9 [7d08h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 36 2d09h 1166d 💬 7 [696d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 1 8d05h 4d05h
KCSAN: data-race in _copy_to_iter / set_overhead (4) ext4 6 1 7d06h 7d06h
KCSAN: data-race in data_push_tail / uuid_string (5) ext4 6 2 16d 36d
KCSAN: data-race in page_cache_ra_order / page_cache_sync_ra ext4 6 1 43d 43d
KCSAN: data-race in file_update_time_flags / inode_update_timestamps ext4 6 2 34d 54d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 13 12d 63d
KCSAN: data-race in _copy_to_iter / kmmpd (3) ext4 block 6 3 54d 87d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 27d 119d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 39d 154d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic mm ext4 6 104 1d16h 247d
KCSAN: data-race in find_get_block_common / has_bh_in_lru exfat ext4 6 255 18h04m 286d
KCSAN: data-race in data_push_tail / vsnprintf (9) ext4 6 193 2h56m 350d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 156 3d05h 789d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block ext4 6 162 2d05h 792d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1478 8h20m 792d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3823 8h22m 1915d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 286d 2195d