syzbot

 sign-in | mailing list | source | docs
🐞 Open [1475]
≡ Subsystems
🐞 Fixed [6785]
🐞 Invalid [17511]
⬇ Missing Backports [221]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (53):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_swap_extents ext4 -1 C 4 4d07h 2d04h PATCH [1d03h]
possible deadlock in evict (4) ext4 4 5 7d20h 13d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 32 1d20h 19d PATCH [4d21h]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 2 31d 27d
possible deadlock in ext4_xattr_get (2) ext4 4 7 6d13h 31d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 261 43m 34d 💬 5 [8d10h]
possible deadlock in ext4_evict_inode (5) ext4 4 49 11h28m 35d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 1738 1h18m 40d 💬 2 [11d]
WARNING in ext4_write_inode (3) ext4 -1 1 58d 54d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 18 1d01h 56d 💬 2 [9h58m]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 syz error 22 2d18h 57d
KASAN: slab-out-of-bounds Read in ext4_search_dir ext4 19 C 5 55d 69d PATCH [8d02h]
INFO: trying to register non-static key in ext4_xattr_get ext4 -1 1 87d 83d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 85d 84d
possible deadlock in do_writepages (2) ext4 4 C unreliable 312 13h30m 85d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 4d04h 86d PATCH [76d]
INFO: task hung in ext4_read_bh ext4 1 C 10 95d 98d
INFO: rcu detected stall in sys_mount (8) block ext4 btrfs 1 C 17 5d07h 104d 💬 1 [104d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 15d 107d 💬 4 [106d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 7d21h 162d PATCH [149d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 31 3d15h 194d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 3 29d 197d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 6 32d 198d 💬 1 [69d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 5d09h 212d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 15d 242d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 38 7d19h 254d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 129d 257d PATCH [254d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 21d 319d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive 6 20d 341d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 170 1d13h 344d PATCH [18d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 13 15d 352d
INFO: task hung in do_get_write_access (3) ext4 1 C error 449 3h49m 381d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 6d00h 403d PATCH [401d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 78 10d 404d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 1727 5m 416d 💬 1 [11d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 45 5d08h 418d PATCH [214d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 266 14d 438d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 4964 now 444d PATCH [418d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 9d14h 468d 💬 1 [468d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 195 1d01h 489d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 638 9d02h 495d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 59d 500d 💬 1 [499d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 989 5d14h 560d PATCH [560d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2141 23d 574d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 8d16h 583d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 70d 591d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 574d 608d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 5d05h 677d PATCH [152d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2872 1d06h 876d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 368d 919d PATCH [438d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 385d 919d
kernel BUG in ext4_do_writepages ext4 -1 C error 2859 2d12h 1088d 💬 9 [11d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 28 50d 1108d 💬 7 [638d]
moderation (27):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 2 1d22h 5d03h
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 13d 13d
KCSAN: data-race in __writeback_single_inode / vfs_fsync_range (11) ext4 6 1 46d 46d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 49d 46d
KCSAN: data-race in generic_buffers_fsync_noflush / move_expired_inodes ext4 6 1 55d 55d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 2 63d 60d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (4) ext4 6 2 22d 71d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 15d 73d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 12 28d 96d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 9 6d14h 178d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 69 1d06h 188d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 218 2h35m 227d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 261 3h21m 228d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 33 31d 376d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 13d 387d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 67 25d 433d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 82 3d11h 442d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 78 33d 500d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 397 9d03h 570d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 765 9d04h 570d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 144 12h48m 731d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) ext4 block 6 153 1d04h 734d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1396 17h01m 734d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 6 940 1d22h 1433d
KCSAN: data-race in data_push_tail / string ext4 6 459 2d03h 1601d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3783 13h58m 1856d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 228d 2137d