syzbot

 sign-in | mailing list | source | docs
🐞 Open [1597]
≡ Subsystems
🐞 Fixed [6317]
🐞 Invalid [16065]
⬇ Missing Backports [190]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (54):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in clip_push net ext4 C 4 12h22m 9h46m PATCH [9h43m]
INFO: task hung in __iterate_supers v9fs ext4 C error 238 21m 16d
WARNING in jbd2_journal_dirty_metadata (2) ext4 8 1d12h 21d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 C error 3 9d07h 25d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 C done 5 9d03h 26d
INFO: task hung in lock_two_directories (4) ext4 C done 1 18d 28d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 C error 2 13d 39d
KCSAN: data-race in copy_page_from_iter_atomic / pagecache_isize_extended ext4 mm 2 41d 45d 💬 4 [38d]
kernel BUG in ext4_mb_normalize_request ext4 1 50d 46d
possible deadlock in freeze_super (3) ext4 2 38d 51d
possible deadlock in ext4_convert_inline_data ext4 1 58d 54d
kernel BUG in ext4_ext_insert_extent (2) ext4 1 74d 70d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 11 5d04h 81d
kernel BUG in ext4_alloc_file_blocks ext4 C error 3 19d 85d PATCH [81d]
WARNING in get_dump_page ext4 mm C done error 5 101d 114d
WARNING in __ext4_iget ext4 C done error 4927 87d 129d
WARNING in inode_set_cached_link ext4 C done unreliable 78396 74d 134d 💬 1 [88d]
INFO: task hung in ext4_evict_ea_inode (3) ext4 syz error error 14 18h52m 135d
INFO: rcu detected stall in sys_mkdir (9) ext4 mm syz done 2 8d21h 146d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 C inconclusive 5 3d11h 168d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C done 60 19h27m 172d 💬 1 [84d]
INFO: task hung in find_inode_fast (4) ext4 syz error 9 44d 179d
WARNING: locking bug in jbd2_alloc ext4 8 83d 204d
INFO: task hung in do_get_write_access (3) ext4 C error 439 11d 209d
INFO: rcu detected stall in rescuer_thread ext4 batman C done error 16 72d 216d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 3d02h 231d PATCH [228d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 41 11d 232d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 23 47d 236d
INFO: task hung in do_rmdir (6) jfs ext4 bcachefs C error inconclusive 46 33d 238d
possible deadlock in ext4_writepages (2) ext4 6 24d 244d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 35 5d02h 245d PATCH [42d]
possible deadlock in dqget ext4 ocfs2 C error 62331 8m 262d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done inconclusive 36 91d 264d 💬 4 [150d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 208 9d14h 265d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 2077 1h22m 271d PATCH [245d]
kernel BUG in ext4_inline_data_truncate ext4 C done error 8 99d 292d 💬 1 [292d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 4d06h 296d 💬 1 [295d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 97 9h24m 316d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 354 1d00h 322d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 24d 327d 💬 1 [327d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 219 10h58m 388d PATCH [387d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 2128 10d 401d
INFO: task hung in do_renameat2 (2) ext4 C inconclusive 231 1d01h 410d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 197 18h35m 418d PATCH [364d]
WARNING in __ext4_journal_start_sb ext4 C 5 17d 419d
WARNING: locking bug in find_lock_lowest_rq ext4 C error error 100 65d 421d 💬 2 [57d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 402d 435d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive error 173 42d 504d PATCH [25d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2412 23h17m 703d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 196d 746d PATCH [266d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 213d 746d
kernel BUG in ext4_do_writepages ext4 C error 2321 13h41m 916d 💬 9 [42d]
kernel BUG in __ext4_journal_stop ext4 C error done 25 10d 935d 💬 7 [465d]
memory leak in __lookup_slow usb ext4 C 2 1026d 1346d
moderation (27):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in _copy_to_iter / set_overhead (3) ext4 1 4h49m 4h49m
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 1 5d12h 5d12h
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (3) ext4 1 6d15h 6d15h
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (9) ext4 1 7d03h 7d03h
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 11 5d01h 16d
KCSAN: data-race in __percpu_counter_init_many / copy_mm ext4 mm 3 16d 32d
KCSAN: data-race in move_expired_inodes / vfs_fsync_range (3) ext4 1 35d 35d
KCSAN: data-race in inode_cgwb_move_to_attached / iput ext4 1 35d 35d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (8) ext4 2 8d13h 54d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 61 13h08m 55d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 net 73 9h59m 56d
KCSAN: data-race in copy_page_from_iter_atomic / copy_page_from_iter_atomic ext4 39 18d 56d
BUG: unable to handle kernel paging request in ext4_put_io_end_defer ext4 1 68d 64d
general protection fault in ext4_finish_bio (2) ext4 1 89d 85d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (10) exfat ext4 2 47d 100d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 13 1d05h 122d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 16 22h46m 204d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 22 19d 214d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 30 5d09h 220d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 29 2d08h 260d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 60 6d23h 327d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 245 12h19m 397d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 465 19h43m 397d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 1118 7h47m 561d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 891 10d 1261d
KCSAN: data-race in data_push_tail / string audit net ext4 423 1d18h 1429d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2497 55d 1964d