syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1361]
≡ Subsystems
🐞 Fixed [7069]
🐞 Invalid [18596]
⬇ Missing Backports [221]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (48) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: sleeping function called from invalid context in jbd2_journal_commit_transaction ext4 5 1 4d22h 22h10m
WARNING in jbd2_journal_dirty_metadata (3) ext4 -1 1 8d20h 4d20h
kernel BUG in ext4_ext_map_blocks ext4 -1 2 55d 57d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 53d 63d PATCH [17d]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 7 18d 75d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error error 15 33d 77d 💬 8 [46d]
possible deadlock in wait_transaction_locked (3) ext4 4 C error 190 38m 118d 💬 1 [63d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 15 31d 120d
possible deadlock in evict (4) ext4 4 17 26d 151d
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 106 1d15h 165d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 2725 2h02m 172d 💬 5 [19d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 411 3h37m 173d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 7239 13m 178d 💬 2 [19d]
WARNING in get_data ext4 -1 C error 1613 167d 184d
WARNING in ext4_write_inode (3) ext4 -1 8 2d14h 193d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 152 14d 195d 💬 6 [136d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 46 12h56m 195d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 223d 222d
possible deadlock in do_writepages (2) ext4 4 C unreliable 695 1h13m 223d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 58d 224d PATCH [214d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 8d16h 245d 💬 4 [244d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 63 4d22h 290d 💬 1 [149d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 48d 301d PATCH [287d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 53d 337d 💬 1 [207d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 113d 350d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 44d 381d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 158d 479d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 307 29d 482d PATCH [156d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 19 10d 490d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 20d 519d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 35d 541d PATCH [539d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 130 12h25m 543d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 5646 9m 554d 💬 1 [19d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 71 4d12h 556d PATCH [353d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 287 7d07h 576d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7406 4h09m 582d PATCH [122d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 114d 606d 💬 1 [606d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 285 6d10h 627d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 995 1d11h 699d PATCH [698d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error 2186 10d 712d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 114d 721d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 712d 746d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 3d09h 815d PATCH [290d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2946 1d19h 1014d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 506d 1057d PATCH [577d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 524d 1057d
kernel BUG in ext4_do_writepages ext4 -1 C error 3059 1d06h 1226d 💬 9 [19d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 39 11d 1246d 💬 7 [776d]
moderation (16) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in memcpy_and_pad / string ext4 race:benign 6 2 16d 28d
KCSAN: data-race in _copy_to_iter / vsnprintf ext4 6 1 38d 38d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 21d 62d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 3 27d 74d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 8 23d 76d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 2 11d 84d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 9d22h 234d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) ext4 6 30 3d02h 277d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 140 21d 327d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 286 17h02m 366d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 6 436 17h58m 366d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 169 16m 869d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1530 1d10h 872d
KCSAN: data-race in data_push_tail / string ext4 audit 6 485 11h58m 1740d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3871 3h42m 1995d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 366d 2275d