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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 16 10h38m 11d PATCH [4d08h]
INFO: task jbd2/sda1-NUM:NUM blocked in I/O wait for more than NUM seconds. ext4 -1 C 8 6d07h 15d PATCH [12d]
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 27d 23d
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 72d 82d PATCH [36d]
INFO: task hung in block_read_full_folio (3) ext4 1 C error error 7 37d 94d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error error 15 52d 96d 💬 8 [64d]
possible deadlock in wait_transaction_locked (3) ext4 4 C error 264 4h13m 137d 💬 1 [82d]
kernel BUG in ext4_mb_normalize_request (2) ext4 prio:high -1 15 50d 139d
possible deadlock in evict (4) ext4 4 19 3d00h 170d
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 225 1h12m 184d
possible deadlock in ext4_destroy_inline_data (2) ext4 prio:low 4 C error 3426 14m 191d 💬 5 [7d04h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 451 14h34m 192d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 8288 now 197d 💬 2 [7d04h]
WARNING in get_data ext4 -1 C error 1613 186d 203d
WARNING in ext4_write_inode (3) ext4 -1 8 21d 211d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 181 1d10h 214d 💬 6 [155d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 49 4d09h 214d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 2 6d08h 241d
possible deadlock in do_writepages (2) ext4 4 C unreliable 734 3d15h 242d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 77d 243d PATCH [233d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 27d 264d 💬 4 [263d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 63 23d 309d 💬 1 [168d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 10d 319d PATCH [306d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 72d 355d 💬 1 [226d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 132d 369d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 63d 400d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 177d 498d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done error 307 48d 501d PATCH [175d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 21 9d11h 509d
INFO: task hung in do_get_write_access (3) ext4 prio:low 1 C error 464 39d 538d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 54d 560d PATCH [558d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 131 1d17h 562d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 6856 now 573d 💬 1 [7d04h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 76 2d14h 575d PATCH [372d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 287 9d08h 595d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7461 4h55m 601d PATCH [141d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 133d 625d 💬 1 [625d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 291 6d10h 646d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 996 8d12h 718d PATCH [717d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error 2186 29d 731d
INFO: task hung in do_renameat2 (2) ext4 prio:high 1 C inconclusive error 278 133d 740d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 731d 765d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 22d 834d PATCH [309d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2948 2d22h 1033d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 525d 1076d PATCH [595d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 542d 1076d
kernel BUG in ext4_do_writepages ext4 -1 C error 3124 6h55m 1245d 💬 9 [7d04h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 42 1h15m 1265d 💬 7 [795d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in _copy_to_iter / kmmpd (4) ext4 6 1 11d 11d
KCSAN: data-race in memcpy_and_pad / string race:benign ext4 6 2 35d 47d
KCSAN: data-race in data_push_tail / number (6) ext4 bluetooth 6 4 10d 72d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 40d 81d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 6 4 13d 93d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 9 12d 95d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 2 30d 103d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 28d 253d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) ext4 6 31 1d00h 296d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 153 2d18h 345d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 291 8d00h 385d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 6 463 4h42m 385d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 173 5d12h 888d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1547 1d20h 891d
KCSAN: data-race in data_push_tail / string ext4 audit 6 488 10d 1758d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3877 7d09h 2014d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 385d 2294d