syzbot

 sign-in | mailing list | source | docs
🐞 Open [1459]
≡ Subsystems
🐞 Fixed [6862]
🐞 Invalid [17801]
⬇ Missing Backports [226]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (51) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 6d11h 2d20h
INFO: task hung in ext4_map_blocks (5) ext4 1 syz error 1 16d 12d
possible deadlock in wait_transaction_locked (3) ext4 4 14 2d18h 16d
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 2 22d 18d
possible deadlock in evict (4) ext4 4 10 5d15h 49d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 82 2h20m 56d PATCH [10d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 43 7h31m 63d
possible deadlock in ext4_xattr_get (2) ext4 4 7 42d 68d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 784 8m 71d 💬 5 [16d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 187 47m 71d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 3686 2h25m 76d 💬 2 [16d]
WARNING in ext4_write_inode (3) ext4 -1 2 5d20h 91d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 56 1d02h 93d 💬 6 [34d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 37 2d02h 93d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 121d 121d
possible deadlock in do_writepages (2) ext4 4 C unreliable 466 8h44m 121d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 26d 122d PATCH [112d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 21d 143d 💬 4 [142d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 11d 199d PATCH [185d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 47 1d04h 230d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 4 26d 234d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 24 C done 8 1h23m 235d 💬 1 [105d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 11d 248d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 17d 279d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C error 43 3h37m 290d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 166d 294d PATCH [290d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 5 8d09h 355d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 57d 377d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 217 1d17h 381d PATCH [54d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 15 17h21m 388d
INFO: task hung in do_get_write_access (3) ext4 1 C error 461 2d10h 418d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 13d 440d PATCH [437d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 85 7d06h 441d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 3117 16m 453d 💬 1 [16d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 51 3d20h 454d PATCH [251d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 268 6d18h 474d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 6006 50m 480d PATCH [20d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 12d 504d 💬 1 [504d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 254 10h11m 525d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 638 45d 531d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 96d 536d 💬 1 [535d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 992 5d00h 597d PATCH [596d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2157 2h49m 610d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 12d 619d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 611d 644d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 41d 713d PATCH [188d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2928 4h14m 912d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 405d 955d PATCH [475d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 422d 955d
kernel BUG in ext4_do_writepages ext4 -1 C error 2919 1d04h 1125d 💬 9 [16d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 33 13h55m 1144d 💬 7 [674d]
moderation (23) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in data_push_tail / uuid_string (5) ext4 6 1 14d 14d
KCSAN: data-race in page_cache_ra_order / page_cache_sync_ra ext4 6 1 21d 21d
KCSAN: data-race in file_update_time_flags / inode_update_timestamps ext4 6 2 12d 32d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 11 3d10h 41d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 50d 50d
KCSAN: data-race in _copy_to_iter / kmmpd (3) ext4 block 6 3 32d 65d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 85d 83d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 4 5d21h 97d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 51d 110d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 17d 132d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 9 43d 214d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 83 9h35m 225d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 237 2d11h 264d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 289 8h05m 264d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 49d 423d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 88 3d11h 478d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 397 45d 606d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 765 45d 606d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 154 18h32m 767d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block ext4 6 157 2d05h 770d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1445 9h33m 770d
KCSAN: data-race in data_push_tail / string ext4 6 468 7h34m 1638d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 264d 2173d