syzbot

 sign-in | mailing list | source | docs
🐞 Open [1466]
≡ Subsystems
🐞 Fixed [6812]
🐞 Invalid [17625]
⬇ Missing Backports [225]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (50):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_swap_extents ext4 -1 C 5 5d04h 18d PATCH [17d]
possible deadlock in evict (4) ext4 4 7 1d19h 29d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 57 13h15m 35d PATCH [21d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 12 18h08m 43d
possible deadlock in ext4_xattr_get (2) ext4 4 7 22d 48d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 474 27m 50d 💬 5 [24d]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 98 1h07m 51d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 2662 3h01m 56d 💬 2 [27d]
WARNING in ext4_write_inode (3) ext4 -1 1 74d 70d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 22 6h26m 73d 💬 6 [14d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 33 32m 73d
KASAN: slab-out-of-bounds Read in ext4_search_dir ext4 19 C 5 1d19h 85d PATCH [8d21h]
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 101d 100d
possible deadlock in do_writepages (2) ext4 4 C unreliable 394 12h54m 101d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 6d08h 102d PATCH [92d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 23h06m 123d 💬 4 [122d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 24d 178d PATCH [165d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 34 2d08h 210d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 4 5d18h 214d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 6 15d 214d 💬 1 [85d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 21d 228d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 11d 259d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 38 23d 270d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 146d 274d PATCH [270d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 7d07h 335d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 36d 357d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 201 2h05m 360d PATCH [34d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 13 1d08h 368d
INFO: task hung in do_get_write_access (3) ext4 1 C error 451 2d07h 397d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 22d 419d PATCH [417d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 82 3d06h 421d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 2406 8m 432d 💬 1 [27d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 48 2d23h 434d PATCH [231d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 268 14h20m 454d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 5445 17m 460d PATCH [15h39m]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 25d 484d 💬 1 [484d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 223 8h50m 505d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 638 25d 511d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 76d 516d 💬 1 [515d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 991 3d15h 577d PATCH [576d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2148 14h41m 590d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 24d 599d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 86d 607d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 590d 624d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 21d 693d PATCH [168d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2908 12h28m 892d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 384d 935d PATCH [454d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 401d 935d
kernel BUG in ext4_do_writepages ext4 -1 C error 2879 3h40m 1104d 💬 9 [27d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 30 3d19h 1124d 💬 7 [654d]
moderation (25):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in page_cache_ra_order / page_cache_sync_ra ext4 6 1 1d01h 1d01h
KCSAN: data-race in file_update_time_flags / inode_update_timestamps ext4 6 1 12d 12d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 6 5d18h 21d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 30d 30d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 65d 62d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 2 80d 76d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (4) ext4 6 2 39d 87d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 31d 90d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 13 14d 112d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 9 22d 194d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 75 4d02h 204d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 229 1d15h 244d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 273 1d18h 244d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 33 47d 392d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 29d 403d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 67 41d 449d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 83 6d04h 458d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 78 49d 516d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 397 25d 586d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 765 25d 586d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 148 1d15h 747d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block ext4 6 155 13h04m 750d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1413 1d19h 750d
KCSAN: data-race in data_push_tail / string ext4 6 463 3d11h 1617d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 244d 2153d