syzbot

 sign-in | mailing list | source | docs
🐞 Open [1436]
≡ Subsystems
🐞 Fixed [6755]
🐞 Invalid [17406]
⬇ Missing Backports [222]
≡ 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
WARNING in __folio_mark_dirty (3) ext4 -1 C error 18 15h54m 4d18h PATCH [3d08h]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 2 16d 12d
possible deadlock in ext4_xattr_get (2) ext4 4 2 2d17h 16d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 126 9h40m 19d
possible deadlock in ext4_evict_inode (5) ext4 4 21 16h33m 19d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 904 1h45m 25d 💬 2 [19d]
WARNING in ext4_write_inode (3) ext4 -1 1 43d 39d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 13 9d06h 41d 💬 1 [41d]
KASAN: slab-out-of-bounds Read in ext4_search_dir ext4 19 C 5 40d 54d PATCH [7d03h]
INFO: trying to register non-static key in ext4_xattr_get ext4 -1 1 72d 68d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 70d 69d
possible deadlock in do_writepages (2) ext4 4 syz unreliable 218 4h22m 70d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 9d11h 71d PATCH [61d]
INFO: task hung in ext4_read_bh ext4 1 C 10 80d 83d
INFO: rcu detected stall in sys_mount (8) block ext4 btrfs 1 C 16 2d12h 89d 💬 1 [89d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 12h05m 92d 💬 4 [91d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 7d18h 147d PATCH [134d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 26 2d00h 179d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 3 14d 182d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 6 17d 183d 💬 1 [54d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 2 23d 197d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 21h53m 227d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 35 19h43m 238d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 114d 242d PATCH [239d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 6d04h 304d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive 6 5d12h 326d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 160 1d02h 329d PATCH [3d08h]
INFO: task hung in find_inode_fast (4) ext4 1 C error 13 17h54m 337d
INFO: task hung in do_get_write_access (3) ext4 1 C error 448 5d21h 366d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 4d22h 388d PATCH [386d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 77 14d 389d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 1192 1h45m 401d 💬 1 [27d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 45 29d 403d PATCH [199d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 266 31d 423d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 4567 12m 429d PATCH [403d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 25d 453d 💬 1 [453d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 183 7h03m 474d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 624 7h11m 480d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 44d 485d 💬 1 [484d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 989 4d17h 545d PATCH [545d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2141 8d18h 559d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 277 5d08h 568d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 55d 576d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 559d 593d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 60d 662d PATCH [137d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2807 now 861d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 353d 904d PATCH [423d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 370d 904d
kernel BUG in ext4_do_writepages ext4 -1 C error 2839 12h08m 1073d 💬 9 [27d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 28 35d 1093d 💬 7 [623d]
moderation (27):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __writeback_single_inode / vfs_fsync_range (11) ext4 6 1 31d 31d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 34d 31d
KCSAN: data-race in generic_buffers_fsync_noflush / move_expired_inodes ext4 6 1 40d 40d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 2 48d 45d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (4) ext4 6 2 7d19h 56d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 7h11m 58d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 6 12 13d 81d
KCSAN: data-race in filemap_splice_read / page_cache_sync_ra ext4 6 3 54d 108d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 8 9d21h 162d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 60 22h02m 173d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 200 8h01m 212d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 243 7h17m 213d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 6 28 47d 279d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 33 16d 361d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 32 4d12h 372d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 67 10d 418d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 81 9d07h 427d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 78 18d 484d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 389 20h48m 555d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 752 9h05m 555d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 141 8d20h 716d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) ext4 block 6 152 1d21h 719d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1364 8h26m 719d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 6 937 19h35m 1418d
KCSAN: data-race in data_push_tail / string ext4 6 455 4d14h 1586d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3771 19h16m 1841d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 213d 2122d