syzbot

 sign-in | mailing list | source | docs
🐞 Open [1438]
≡ Subsystems
🐞 Fixed [6967]
🐞 Invalid [18174]
⬇ Missing Backports [223]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (55) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_ext_map_blocks ext4 -1 2 5d21h 7d21h
INFO: task hung in filename_rmdir ext4 1 C error 3 13d 10d PATCH [2d23h]
INFO: task hung in filename_unlinkat ext4 1 C error 6 7d10h 12d PATCH [2d23h]
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error 3 4d12h 14d PATCH [12d]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 5 10d 25d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 C error 14 3d16h 28d 💬 7 [5d19h]
kernel BUG in ext4_write_inline_data (4) ext4 -1 C error 11 11d 34d PATCH [25d]
WARNING in ext4_split_convert_extents ext4 -1 C error 5 48d 44d 💬 1 [43d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 59d 55d
possible deadlock in wait_transaction_locked (3) ext4 4 C error 115 1h38m 69d 💬 1 [14d]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 7 12d 71d
possible deadlock in evict (4) ext4 4 16 13d 102d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 99 1d15h 108d PATCH [63d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 95 2d08h 116d
possible deadlock in ext4_xattr_get (2) ext4 4 7 95d 121d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 1758 1h12m 123d 💬 5 [5d14h]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 281 2d17h 124d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 5196 3h14m 129d 💬 2 [5d14h]
WARNING in ext4_write_inode (3) ext4 -1 4 9d17h 143d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 124 21h52m 145d 💬 6 [87d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 43 3d18h 146d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 174d 173d
possible deadlock in do_writepages (2) ext4 4 C unreliable 589 6h07m 174d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 9d06h 175d PATCH [165d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 33d 196d 💬 4 [195d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 57 3d16h 241d 💬 1 [100d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 6 13d 251d PATCH [238d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 58 38d 283d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 7 11d 287d PATCH [5d07h]
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 10 4d05h 287d 💬 1 [158d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 64d 301d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 37 3d23h 331d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 60 2d08h 343d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 109d 430d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 278 9h28m 433d PATCH [107d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 17 13d 441d
INFO: task hung in do_get_write_access (3) ext4 1 C error 464 6d18h 470d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 7 1d01h 492d PATCH [490d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 88 13d 494d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 4254 3h14m 505d 💬 1 [5d14h]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 55 13d 507d PATCH [303d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done error 268 33d 527d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 6833 5h43m 533d PATCH [73d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 65d 557d 💬 1 [557d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 280 11d 578d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 4d22h 649d PATCH [649d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2172 2d07h 663d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 65d 672d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 663d 697d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 24d 766d PATCH [241d]
INFO: task hung in sync_inodes_sb (5) ext4 xfs 1 C error inconclusive 2936 14d 965d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 457d 1008d PATCH [527d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 474d 1008d
kernel BUG in ext4_do_writepages ext4 -1 C error 2980 2d05h 1177d 💬 9 [5d14h]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 36 33d 1197d 💬 7 [727d]
moderation (19) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 1 13d 13d
KCSAN: data-race in delete_from_page_cache_batch / file_write_and_wait_range (3) ext4 6 1 26d 26d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 15d 26d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 11d 29d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 1 38d 34d
KCSAN: data-race in _copy_to_iter / set_overhead (4) ext4 6 1 37d 37d
KCSAN: data-race in data_push_tail / uuid_string (5) ext4 6 2 47d 67d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 13 43d 94d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 58d 149d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 126 11h31m 277d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 269 3d18h 316d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 net 6 368 5h27m 317d
KCSAN: data-race in data_push_tail / vsnprintf (9) ext4 6 205 1h46m 381d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 164 20h39m 820d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 mm 6 952 1d11h 1522d
KCSAN: data-race in data_push_tail / string audit ext4 6 475 12d 1690d
KCSAN: data-race in data_alloc / prb_reserve ext4 6 1237 10h13m 1809d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3845 3d10h 1946d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 317d 2226d