syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1344]
≡ Subsystems
🐞 Fixed [7060]
🐞 Invalid [18514]
⬇ Missing Backports [222]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (46) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_ext_map_blocks ext4 -1 2 44d 46d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 43d 53d PATCH [6d12h]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 7 7d23h 64d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error 15 23d 67d 💬 8 [35d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 97d 94d
possible deadlock in wait_transaction_locked (3) ext4 4 C error 176 9h43m 107d 💬 1 [52d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 15 20d 110d
possible deadlock in evict (4) ext4 4 17 16d 141d
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 104 23m 154d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 2585 21m 162d 💬 5 [8d21h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 383 52m 162d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 6881 now 168d 💬 2 [8d21h]
WARNING in ext4_write_inode (3) ext4 -1 6 15d 182d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 152 4d05h 184d 💬 6 [125d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 44 7d20h 185d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 212d 212d
possible deadlock in do_writepages (2) ext4 4 C unreliable 671 1d08h 212d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 47d 213d PATCH [204d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 12d 234d 💬 4 [233d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 61 4d06h 279d 💬 1 [139d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 38d 290d PATCH [277d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 42d 326d 💬 1 [197d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) ext4 mm 1 C error error 3 102d 339d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 33d 370d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 148d 468d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 307 18d 472d PATCH [146d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 18 19d 480d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 9d13h 509d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 25d 531d PATCH [528d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 120 15m 532d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 5458 24m 544d 💬 1 [8d21h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 69 3d00h 546d PATCH [342d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 271 7d12h 565d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 7375 2d04h 572d PATCH [112d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 104d 596d 💬 1 [595d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 284 23h22m 616d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 20h22m 688d PATCH [688d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2185 4d23h 701d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 103d 711d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 702d 735d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 62d 804d PATCH [279d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2945 10d 1003d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 496d 1046d PATCH [566d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 513d 1046d
kernel BUG in ext4_do_writepages ext4 -1 C error 3031 4h37m 1216d 💬 9 [8d21h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 39 1d04h 1235d 💬 7 [765d]
moderation (14) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in memcpy_and_pad / string ext4 race:benign 6 2 5d16h 17d
KCSAN: data-race in _copy_to_iter / vsnprintf ext4 6 1 27d 27d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 11d 52d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 3 17d 64d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 54d 65d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 8 12d 65d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 50d 68d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 2 20h12m 73d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 18 3d23h 223d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 140 11d 316d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 281 17h01m 355d
KCSAN: data-race in _prb_read_valid / data_alloc x25 ext4 6 424 1d00h 356d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3867 2d00h 1984d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 356d 2265d