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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 168
Parent subsystem(s): fs (152)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 7d02h 3d12h
INFO: task hung in ext4_map_blocks (5) ext4 1 syz error 1 17d 13d
possible deadlock in wait_transaction_locked (3) ext4 4 14 3d10h 17d
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 2 23d 19d
possible deadlock in evict (4) ext4 4 10 6d06h 50d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 83 1h11m 56d PATCH [11d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 44 5h47m 64d
possible deadlock in ext4_xattr_get (2) ext4 4 7 43d 69d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 796 2h19m 71d 💬 5 [17d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 189 1h35m 72d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 3739 now 77d 💬 2 [17d]
WARNING in ext4_write_inode (3) ext4 -1 2 6d11h 91d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 56 1d18h 93d 💬 6 [35d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 37 2d18h 94d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 122d 121d
possible deadlock in do_writepages (2) ext4 4 C unreliable 470 5h10m 122d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 27d 123d PATCH [113d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 21d 144d 💬 4 [143d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 11d 199d PATCH [186d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 47 1d20h 231d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 4 26d 235d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 24 C done 8 17h03m 235d 💬 1 [106d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 12d 249d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 17d 279d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 43 19h17m 291d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 167d 294d PATCH [291d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 5 9d01h 356d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 57d 378d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 217 2d08h 381d PATCH [55d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 16 11h01m 389d
INFO: task hung in do_get_write_access (3) ext4 1 C error 461 3d01h 418d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 13d 440d PATCH [438d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 86 2h36m 442d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 3145 1h09m 453d 💬 1 [17d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 51 4d12h 455d PATCH [251d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 268 7d10h 475d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 6026 12m 481d PATCH [21d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 13d 505d 💬 1 [505d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 256 4h17m 526d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 638 46d 532d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 97d 537d 💬 1 [536d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 992 5d16h 597d PATCH [597d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2157 18h29m 611d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 13d 620d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 611d 645d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 42d 714d PATCH [189d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2928 19h54m 913d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 405d 956d PATCH [475d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 422d 956d
kernel BUG in ext4_do_writepages ext4 -1 C error 2919 1d19h 1125d 💬 9 [17d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 33 1d05h 1145d 💬 7 [675d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in data_push_tail / uuid_string (5) ext4 6 1 15d 15d
KCSAN: data-race in page_cache_ra_order / page_cache_sync_ra ext4 6 1 21d 21d
KCSAN: data-race in file_update_time_flags / inode_update_timestamps ext4 6 2 13d 32d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 11 4d02h 42d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 51d 51d
KCSAN: data-race in _copy_to_iter / kmmpd (3) ext4 block 6 3 32d 65d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 86d 83d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 6d13h 97d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 52d 110d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 18d 133d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 9 43d 215d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 83 1d01h 225d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 238 9h42m 264d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 290 9h51m 265d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 50d 424d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 88 4d03h 479d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 397 46d 607d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 765 46d 607d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 154 1d10h 768d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block ext4 6 157 2d20h 771d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1448 10h00m 771d
KCSAN: data-race in data_push_tail / string ext4 6 468 23h14m 1638d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 265d 2174d