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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
possible deadlock in ext4_map_blocks (3) ext4 4 1 4d23h 23h09m
general protection fault in jbd2_journal_dirty_metadata (2) ocfs2 ext4 2 C error 16 3d22h 15d PATCH [7d20h]
INFO: task jbd2/sda1-NUM:NUM blocked in I/O wait for more than NUM seconds. ext4 -1 C 10 1d01h 19d PATCH [16d]
BUG: sleeping function called from invalid context in jbd2_journal_commit_transaction ext4 5 1 27d 23d
WARNING in jbd2_journal_dirty_metadata (3) ext4 -1 1 31d 27d
kernel BUG in ext4_ext_map_blocks ext4 -1 2 77d 79d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 76d 86d PATCH [39d]
INFO: task hung in block_read_full_folio (3) ext4 prio:high 1 C error error 7 41d 97d
kernel BUG in ext4_es_cache_extent (4) ext4 prio:high -1 C error error 15 56d 100d 💬 8 [68d]
possible deadlock in wait_transaction_locked (3) ext4 4 C error 285 5h32m 140d 💬 1 [86d]
kernel BUG in ext4_mb_normalize_request (2) ext4 prio:high -1 15 53d 143d
possible deadlock in evict (4) ext4 4 19 6d12h 174d
possible deadlock in ext4_xattr_set_handle (7) ext4 prio:high 4 C unreliable 277 1h05m 187d
possible deadlock in ext4_destroy_inline_data (2) ext4 prio:low 4 C error 3588 42m 195d 💬 5 [10d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 454 1d10h 195d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 8426 1h37m 201d 💬 2 [10d]
WARNING in get_data ext4 -1 C error 1613 190d 207d
WARNING in ext4_write_inode (3) ext4 -1 9 1d02h 215d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 181 4d22h 217d 💬 6 [158d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 50 9h20m 218d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 2 9d20h 245d
possible deadlock in do_writepages (2) ext4 4 C unreliable 736 1d11h 245d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 80d 246d PATCH [237d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 31d 267d 💬 4 [267d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 63 27d 312d 💬 1 [172d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 13d 323d PATCH [310d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 75d 359d 💬 1 [230d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 135d 372d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 66d 403d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 181d 502d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done error 307 51d 505d PATCH [179d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 22 21h57m 513d
INFO: task hung in do_get_write_access (3) ext4 prio:low 1 C error 464 42d 542d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 58d 564d PATCH [561d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 131 5d05h 565d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 7162 6m 577d 💬 1 [10d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 76 6d02h 579d PATCH [375d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 287 12d 598d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 prio:high 22 C error 7480 5h13m 605d PATCH [145d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 137d 629d 💬 1 [628d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 291 9d22h 650d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 996 12d 721d PATCH [721d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error error 2186 32d 735d
INFO: task hung in do_renameat2 (2) ext4 prio:high 1 C inconclusive error 278 136d 744d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 735d 768d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 25d 837d PATCH [313d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2948 6d10h 1037d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 529d 1079d PATCH [599d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 546d 1080d
kernel BUG in ext4_do_writepages ext4 -1 C error 3128 12h04m 1249d 💬 9 [10d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 42 3d13h 1268d 💬 7 [798d]
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 3d05h 3d05h
KCSAN: data-race in _copy_to_iter / kmmpd (4) ext4 6 2 1d03h 15d
KCSAN: data-race in memcpy_and_pad / string race:benign ext4 prio:high 6 2 38d 50d
KCSAN: data-race in data_push_tail / number (6) ext4 bluetooth 6 4 13d 76d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 44d 85d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 6 4 17d 97d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 9 15d 98d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 prio:low 10 2 33d 106d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 32d 256d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) ext4 6 31 4d12h 300d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 prio:high 6 157 2h17m 349d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 292 1d00h 388d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 prio:high 6 469 20m 389d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 173 8d23h 892d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1552 2h50m 894d
KCSAN: data-race in data_push_tail / string ext4 audit 6 488 13d 1762d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3878 1d02h 2017d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 389d 2298d