syzbot

 sign-in | mailing list | source | docs
🐞 Open [1437]
≡ Subsystems
🐞 Fixed [6949]
🐞 Invalid [18120]
⬇ 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 1 4d09h 9h36m
INFO: task hung in filename_rmdir ext4 1 C error 3 6d00h 2d13h PATCH [17h04m]
INFO: task hung in filename_unlinkat ext4 1 C error 5 1d18h 4d18h PATCH [17h04m]
KASAN: use-after-free Read in xattr_find_entry (2) ext4 19 C error 3 11d 7d03h PATCH [5d04h]
INFO: task hung in block_read_full_folio (3) ext4 1 C error 5 3d06h 18d
kernel BUG in ext4_es_cache_extent (4) ext4 -1 syz error 1 25d 21d 💬 7 [18d]
kernel BUG in ext4_write_inline_data (4) ext4 -1 C error 11 4d05h 27d PATCH [18d]
WARNING in ext4_split_convert_extents ext4 -1 C error 5 40d 37d 💬 1 [35d]
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 51d 48d
possible deadlock in wait_transaction_locked (3) ext4 4 C error 101 4h23m 61d 💬 1 [6d22h]
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 7 5d10h 64d
possible deadlock in evict (4) ext4 4 16 6d09h 95d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 97 2d18h 101d PATCH [56d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 90 6d19h 108d
possible deadlock in ext4_xattr_get (2) ext4 4 7 88d 113d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 1576 2h00m 116d 💬 5 [30d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 271 1d07h 116d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 5004 1h21m 122d 💬 2 [30d]
WARNING in ext4_write_inode (3) ext4 -1 4 2d06h 136d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 115 1d14h 138d 💬 6 [79d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 42 16h18m 139d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 166d 166d
possible deadlock in do_writepages (2) ext4 4 C unreliable 572 now 166d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 1d18h 167d PATCH [158d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable error 3 26d 188d 💬 4 [187d]
INFO: rcu detected stall in wb_workfn (4) ext4 1 C error 56 1d16h 233d 💬 1 [93d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 6 6d08h 244d PATCH [230d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 58 31d 275d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 7 3d18h 279d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 22 C done error 9 10d 280d 💬 1 [151d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 56d 293d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 37 10d 324d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 58 1d15h 335d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 102d 422d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 271 6h26m 426d PATCH [100d]
INFO: task hung in find_inode_fast (4) ext4 1 C error error 17 5d16h 434d
INFO: task hung in do_get_write_access (3) ext4 1 C error 463 23d 463d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 30d 485d PATCH [482d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 88 6d04h 486d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 4119 2h08m 498d 💬 1 [30d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 55 6d10h 500d PATCH [296d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 268 25d 519d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 22 C error 6727 1h39m 526d PATCH [66d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done error 6 58d 550d 💬 1 [549d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 280 4d10h 570d
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 994 11d 642d PATCH [642d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2169 2d22h 655d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive error 278 57d 665d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 656d 689d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 16d 758d PATCH [233d]
INFO: task hung in sync_inodes_sb (5) ext4 xfs 1 C error inconclusive 2936 6d21h 957d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 450d 1000d PATCH [520d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 467d 1000d
kernel BUG in ext4_do_writepages ext4 -1 C error 2977 3h10m 1170d 💬 9 [30d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 36 25d 1189d 💬 7 [719d]
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 6d06h 6d06h
KCSAN: data-race in delete_from_page_cache_batch / file_write_and_wait_range (3) ext4 6 1 18d 18d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 8d01h 19d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 4d08h 21d
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) ext4 10 1 31d 27d
KCSAN: data-race in _copy_to_iter / set_overhead (4) ext4 6 1 30d 30d
KCSAN: data-race in data_push_tail / uuid_string (5) ext4 6 2 39d 59d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 13 35d 86d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 51d 142d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 121 1d20h 270d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 266 1d05h 309d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 net 6 359 4h31m 310d
KCSAN: data-race in data_push_tail / vsnprintf (9) ext4 6 203 4d06h 373d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 160 5d11h 813d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 mm 6 951 1d18h 1515d
KCSAN: data-race in data_push_tail / string audit ext4 6 475 5d11h 1683d
KCSAN: data-race in data_alloc / prb_reserve ext4 6 1230 1d14h 1802d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3840 1d07h 1938d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 310d 2219d