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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 176
Parent subsystem(s): fs (138)
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 15 5h02m 10d PATCH [3d12h]
INFO: task jbd2/sda1-NUM:NUM blocked in I/O wait for more than NUM seconds. ext4 -1 C 8 5d11h 14d PATCH [11d]
BUG: sleeping function called from invalid context in jbd2_journal_commit_transaction ext4 5 1 23d 19d
WARNING in jbd2_journal_dirty_metadata (3) ext4 -1 1 26d 22d
kernel BUG in ext4_ext_map_blocks ext4 -1 2 73d 75d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 71d 81d PATCH [35d]
INFO: task hung in block_read_full_folio (3) ext4 1 C error error 7 36d 93d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error error 15 51d 95d 💬 8 [64d]
possible deadlock in wait_transaction_locked (3) ext4 4 C error 262 38m 136d 💬 1 [81d]
kernel BUG in ext4_mb_normalize_request (2) ext4 prio:high -1 15 49d 138d
possible deadlock in evict (4) ext4 4 19 2d04h 169d
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 214 1h19m 183d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 3396 35m 190d 💬 5 [6d08h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 450 12h38m 191d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 8233 1h30m 196d 💬 2 [6d08h]
WARNING in get_data ext4 -1 C error 1613 185d 202d
WARNING in ext4_write_inode (3) ext4 -1 8 20d 211d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 181 14h23m 213d 💬 6 [154d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 49 3d13h 213d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 2 5d13h 241d
possible deadlock in do_writepages (2) ext4 4 C unreliable 734 2d19h 241d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 76d 242d PATCH [232d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 26d 263d 💬 4 [262d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 63 23d 308d 💬 1 [167d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 9d12h 319d PATCH [305d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 71d 355d 💬 1 [225d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 131d 368d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 62d 399d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 176d 497d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done error 307 47d 501d PATCH [174d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 21 8d15h 508d
INFO: task hung in do_get_write_access (3) ext4 prio:low 1 C error 464 38d 538d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 53d 560d PATCH [557d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 131 22h09m 561d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 6806 1h30m 573d 💬 1 [6d08h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 76 1d19h 574d PATCH [371d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 287 8d12h 594d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7455 15h01m 600d PATCH [140d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 132d 624d 💬 1 [624d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 291 5d14h 645d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 996 7d16h 717d PATCH [716d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error 2186 28d 730d
INFO: task hung in do_renameat2 (2) ext4 prio:high 1 C inconclusive error 278 132d 739d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 731d 764d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 21d 833d PATCH [308d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2948 2d02h 1032d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 525d 1075d PATCH [595d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 542d 1075d
kernel BUG in ext4_do_writepages ext4 -1 C error 3122 8h09m 1245d 💬 9 [6d08h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 41 5d22h 1264d 💬 7 [794d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in _copy_to_iter / kmmpd (4) ext4 6 1 10d 10d
KCSAN: data-race in memcpy_and_pad / string race:benign ext4 6 2 34d 46d
KCSAN: data-race in data_push_tail / number (6) ext4 bluetooth 6 4 9d14h 71d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 39d 81d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 6 4 12d 92d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 9 11d 94d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 2 29d 102d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 28d 252d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) ext4 6 31 4h23m 296d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 153 1d22h 345d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 291 7d04h 384d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 6 461 1d17h 384d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 173 4d16h 887d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1547 1d00h 890d
KCSAN: data-race in data_push_tail / string ext4 audit 6 488 9d06h 1758d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3877 6d13h 2013d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 384d 2293d