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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 176
Parent subsystem(s): fs (140)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in jbd2_journal_dirty_metadata (2) ocfs2 ext4 2 C error 16 1d18h 13d PATCH [5d16h]
INFO: task jbd2/sda1-NUM:NUM blocked in I/O wait for more than NUM seconds. ext4 -1 C 9 3h40m 17d PATCH [13d]
BUG: sleeping function called from invalid context in jbd2_journal_commit_transaction ext4 5 1 25d 21d
WARNING in jbd2_journal_dirty_metadata (3) ext4 -1 1 29d 25d
kernel BUG in ext4_ext_map_blocks ext4 -1 2 75d 77d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 73d 84d PATCH [37d]
INFO: task hung in block_read_full_folio (3) ext4 1 C error error 7 38d 95d
kernel BUG in ext4_es_cache_extent (4) ext4 prio:high -1 C error error 15 54d 97d 💬 8 [66d]
possible deadlock in wait_transaction_locked (3) ext4 4 C error 272 13h56m 138d 💬 1 [83d]
kernel BUG in ext4_mb_normalize_request (2) ext4 prio:high -1 15 51d 140d
possible deadlock in evict (4) ext4 4 19 4d07h 172d
possible deadlock in ext4_xattr_set_handle (7) ext4 prio:high 4 C unreliable 251 1h40m 185d
possible deadlock in ext4_destroy_inline_data (2) ext4 prio:low 4 C error 3493 now 193d 💬 5 [8d12h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 453 7h56m 193d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 8365 26m 199d 💬 2 [8d12h]
WARNING in get_data ext4 -1 C error 1613 187d 205d
WARNING in ext4_write_inode (3) ext4 -1 8 22d 213d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 181 2d17h 215d 💬 6 [156d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 49 5d17h 215d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 2 7d16h 243d
possible deadlock in do_writepages (2) ext4 4 C unreliable 735 3h03m 243d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 78d 244d PATCH [235d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 28d 265d 💬 4 [264d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 63 25d 310d 💬 1 [170d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 11d 321d PATCH [307d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 73d 357d 💬 1 [228d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 133d 370d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 64d 401d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 179d 499d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done error 307 49d 503d PATCH [176d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 21 10d 510d
INFO: task hung in do_get_write_access (3) ext4 prio:low 1 C error 464 40d 540d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 56d 562d PATCH [559d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 131 3d01h 563d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 7008 33m 575d 💬 1 [8d12h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 76 3d22h 577d PATCH [373d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 287 10d 596d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 prio:high 22 C error 7468 7h17m 603d PATCH [142d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 135d 627d 💬 1 [626d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 291 7d18h 647d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 996 9d19h 719d PATCH [718d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error error 2186 30d 732d
INFO: task hung in do_renameat2 (2) ext4 prio:high 1 C inconclusive error 278 134d 741d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 733d 766d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 23d 835d PATCH [310d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2948 4d06h 1034d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 527d 1077d PATCH [597d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 544d 1077d
kernel BUG in ext4_do_writepages ext4 -1 C error 3125 10h58m 1247d 💬 9 [8d12h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 42 1d08h 1266d 💬 7 [796d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in _copy_to_iter / string (6) ext4 race:benign 6 1 1d01h 1d01h
KCSAN: data-race in _copy_to_iter / kmmpd (4) ext4 6 1 12d 12d
KCSAN: data-race in memcpy_and_pad / string race:benign ext4 prio:high 6 2 36d 48d
KCSAN: data-race in data_push_tail / number (6) ext4 bluetooth 6 4 11d 73d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 41d 83d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 6 4 14d 94d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 9 13d 96d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 2 31d 104d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 30d 254d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) ext4 6 31 2d07h 298d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 prio:high 6 155 1d06h 347d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 291 9d07h 386d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 prio:high 6 466 1h07m 387d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 173 6d19h 890d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1547 3d03h 892d
KCSAN: data-race in data_push_tail / string ext4 audit 6 488 11d 1760d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3877 8d17h 2015d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 386d 2295d