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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 158
Parent subsystem(s): fs (136)
open (48):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in ext4_readpage_inline (2) ext4 4 1 16d 12d
possible deadlock in ext4_evict_inode (4) ext4 4 3 45d 45d 💬 2 [44d]
possible deadlock in ext4_page_mkwrite ext4 4 1 51d 47d
possible deadlock in ext4_inline_data_truncate (4) ext4 4 2 49d 51d
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 syz error 1 38d 51d PATCH [38d]
kernel BUG in ext4_split_extent_at (3) ext4 -1 3 40d 55d
WARNING: locking bug in ext4_mb_initialize_context ext4 4 1 65d 61d
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 23 23d 83d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error 3 24d 86d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 5 8d05h 87d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 2 34d 101d
kernel BUG in ext4_mb_normalize_request ext4 -1 2 30d 107d
possible deadlock in freeze_super (3) ext4 4 9 39d 112d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 30 24d 131d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 20 1d08h 143d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error 3 18d 146d PATCH [143d]
WARNING in __ext4_iget ext4 -1 C done error 4927 149d 190d
INFO: task hung in ext4_evict_ea_inode (3) ext4 1 syz error error 16 45d 196d
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 1d11h 208d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive 6 8d13h 230d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 96 9h49m 233d 💬 1 [145d]
INFO: task hung in find_inode_fast (4) ext4 1 syz error 12 31d 241d
INFO: task hung in do_get_write_access (3) ext4 1 C error 443 2d07h 270d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 7d04h 292d PATCH [290d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 62 2d08h 293d
possible deadlock in ext4_writepages (2) ext4 4 9 49d 305d
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 41 9d17h 307d PATCH [103d]
possible deadlock in dqget ocfs2 ext4 4 C error 76752 now 324d
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 211 13d 327d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 2844 1h39m 333d PATCH [307d]
kernel BUG in ext4_inline_data_truncate ext4 -1 C done error 10 24d 354d 💬 1 [353d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 4d00h 357d 💬 1 [357d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C 131 16h13m 378d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 468 16m 384d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done 79 24d 389d 💬 1 [388d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 790 now 449d PATCH [449d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error 2134 16d 463d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 251 7h11m 472d
KMSAN: uninit-value in aes_encrypt (5) ext4 7 C 702 33m 480d PATCH [426d]
WARNING in __ext4_journal_start_sb ext4 -1 C 6 49d 480d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 463d 497d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 34d 566d PATCH [41d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2596 6h38m 765d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 257d 808d PATCH [327d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 274d 808d
kernel BUG in ext4_do_writepages ext4 -1 C error 2548 12h32m 977d 💬 9 [25d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 25 12d 997d 💬 7 [527d]
memory leak in __lookup_slow ext4 usb 3 C 2 1087d 1408d
moderation (29):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in filemap_splice_read / page_cache_sync_ra ext4 6 1 12d 12d
general protection fault in xa_destroy ext4 2 4 1d21h 16d
KCSAN: data-race in __writeback_single_inode / vfs_fsync_range (10) ext4 6 1 18d 18d
KCSAN: data-race in file_update_time / inode_set_ctime_current (3) ext4 6 1 31d 31d
KCSAN: data-race in _copy_to_iter / kmmpd (2) ext4 6 1 42d 42d
KCSAN: data-race in get_tree_bdev_flags / super_cache_count (2) ext4 6 1 47d 47d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 4 21d 67d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (9) ext4 6 2 21d 68d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 31 4d02h 77d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (15) ext4 6 4 41d 79d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (8) mm ext4 6 3 46d 115d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 114 2h06m 116d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 145 11h32m 117d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 6 20 3d00h 183d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 26 1d05h 265d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 23 42d 276d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 6 31 29d 282d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 44 13h31m 322d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 66 4d23h 331d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 67 19d 389d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 302 1d05h 459d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 574 13h10m 459d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 126 17h03m 620d
KCSAN: data-race in atime_needs_update / inode_update_timestamps ext4 6 335 9m 621d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1215 12h25m 623d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 6 909 2d03h 1322d
KCSAN: data-race in data_push_tail / string ext4 6 438 2d18h 1490d
KCSAN: data-race in data_alloc / prb_reserve ext4 6 1121 3d06h 1609d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 117d 2026d