syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1347]
≡ Subsystems
🐞 Fixed [7097]
🐞 Invalid [18743]
⬇ Missing Backports [220]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
Extra filters: [With Repro] [With AI Patch Pending Review]
open (51) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in ext4_map_blocks (3) ext4 4 1 4d04h 3h59m
general protection fault in jbd2_journal_dirty_metadata (2) ocfs2 ext4 2 C error 16 3d03h 14d PATCH [7d01h]
INFO: task jbd2/sda1-NUM:NUM blocked in I/O wait for more than NUM seconds. ext4 -1 C 10 6h39m 18d PATCH [15d]
BUG: sleeping function called from invalid context in jbd2_journal_commit_transaction ext4 5 1 26d 22d
WARNING in jbd2_journal_dirty_metadata (3) ext4 -1 1 30d 26d
kernel BUG in ext4_ext_map_blocks ext4 -1 2 76d 78d
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error error 3 75d 85d PATCH [38d]
INFO: task hung in block_read_full_folio (3) ext4 prio:high 1 C error error 7 40d 96d
kernel BUG in ext4_es_cache_extent (4) ext4 prio:high -1 C error error 15 55d 99d 💬 8 [67d]
possible deadlock in wait_transaction_locked (3) ext4 4 C error 282 now 139d 💬 1 [85d]
kernel BUG in ext4_mb_normalize_request (2) ext4 prio:high -1 15 52d 142d
possible deadlock in evict (4) ext4 4 19 5d16h 173d
possible deadlock in ext4_xattr_set_handle (7) ext4 prio:high 4 C unreliable 273 1h59m 187d
possible deadlock in ext4_destroy_inline_data (2) ext4 prio:low 4 C error 3566 1h28m 194d 💬 5 [9d21h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 454 15h00m 194d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 8419 1h07m 200d 💬 2 [9d21h]
WARNING in get_data ext4 -1 C error 1613 189d 206d
WARNING in ext4_write_inode (3) ext4 -1 9 7h36m 214d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 181 4d02h 216d 💬 6 [158d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error error 49 7d02h 217d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 2 9d01h 244d
possible deadlock in do_writepages (2) ext4 4 C unreliable 736 16h30m 245d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 80d 246d PATCH [236d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 30d 267d 💬 4 [266d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 63 26d 311d 💬 1 [171d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error error 6 13d 322d PATCH [309d]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 75d 358d 💬 1 [229d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 134d 372d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done error 38 65d 402d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 180d 501d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done error 307 50d 504d PATCH [178d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 22 2h47m 512d
INFO: task hung in do_get_write_access (3) ext4 prio:low 1 C error 464 41d 541d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 57d 563d PATCH [561d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 131 4d10h 564d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 7120 31m 576d 💬 1 [9d21h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 76 5d07h 578d PATCH [374d]
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 7477 3h38m 604d PATCH [144d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 136d 628d 💬 1 [627d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 291 9d03h 649d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 996 11d 720d PATCH [720d]
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error error 2186 31d 734d
INFO: task hung in do_renameat2 (2) ext4 prio:high 1 C inconclusive error 278 135d 743d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 734d 768d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 25d 837d PATCH [312d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2948 5d15h 1036d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 528d 1079d PATCH [598d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 545d 1079d
kernel BUG in ext4_do_writepages ext4 -1 C error 3125 1d20h 1248d 💬 9 [9d21h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 42 2d18h 1267d 💬 7 [798d]
moderation (18) 🔗
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 2d10h 2d10h
KCSAN: data-race in _copy_to_iter / kmmpd (4) ext4 6 2 8h31m 14d
KCSAN: data-race in memcpy_and_pad / string race:benign ext4 prio:high 6 2 37d 50d
KCSAN: data-race in data_push_tail / number (6) ext4 bluetooth 6 4 13d 75d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 43d 84d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 6 4 16d 96d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 9 14d 98d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 prio:low 10 2 33d 105d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 31d 256d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) ext4 6 31 3d16h 299d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 prio:high 6 155 2d15h 348d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 292 5h12m 387d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 prio:high 6 467 19h36m 388d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 173 8d04h 891d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1551 1d05h 893d
KCSAN: data-race in data_push_tail / string ext4 audit 6 488 12d 1761d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3878 7h20m 2016d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 388d 2297d