syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 407
Parent subsystem(s): kernel (82)
Child subsystems: afs (5) autofs (2) bcachefs (52) bfs (4) btrfs (40) erofs (1) exfat (22) ext4 (76) f2fs (13) fscrypt (1) fsverity (0) fuse (6) gfs2 (35) hfs (32) iomap (2) isofs (2) jffs2 (3) jfs (61) kernfs (30) netfs (4) nfs (8) nilfs (5) ntfs3 (36) ocfs2 (62) orangefs (0) overlayfs (3) squashfs (2) udf (9) v9fs (9) xfs (17)
open (59):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: use-after-free Read in hpfs_count_dnodes fs 19 C error 9 9d22h 8d15h 💬 1 [7d20h]
INFO: rcu detected stall in unwind_next_frame (5) fs 1 syz error 19 3d06h 22d
INFO: rcu detected stall in eventpoll_release_file (2) fs 1 C error 1 31d 27d
WARNING in copy_mnt_ns fs -1 C done 33 27d 34d PATCH [29d]
WARNING in free_mnt_ns fs -1 C done 115 26d 35d PATCH [29d]
WARNING in path_noexec (2) fs mm -1 C error 4853 23m 35d PATCH [25d]
WARNING: bad unlock balance in namespace_unlock fs 4 C unreliable 9 41d 42d PATCH [37d]
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 C 77 2d02h 42d 💬 1 [42d]
BUG: sleeping function called from invalid context in hook_sb_delete fs 5 C done 8253 17m 42d 💬 6 [3d21h]
WARNING: bad unlock balance in hugetlb_vmdelete_list fs mm 4 C 1 43d 43d PATCH [41d]
KASAN: slab-use-after-free Read in proc_invalidate_siblings_dcache fs 19 1 52d 48d
linux-next test error: WARNING in __folio_start_writeback fs mm -1 24 63d 75d 💬 3 [69d]
KASAN: slab-use-after-free Read in driver_remove_file fs 19 C error 240 4h28m 99d PATCH [45d]
kernel BUG in mpage_readahead fs -1 31 19h13m 99d
general protection fault in simple_recursive_removal (5) wireless fs 2 C 2 105d 104d PATCH [104d]
KASAN: use-after-free Read in hpfs_get_ea fs 19 C error 3011 29m 110d PATCH [21d]
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 120d 125d
WARNING in minix_rename fs -1 syz error 7 47d 133d PATCH [22h33m]
INFO: task hung in __iterate_supers fs 1 C error 3871 1h41m 153d
kernel BUG in __filemap_add_folio fs mm -1 C done 868 2h00m 194d
INFO: task hung in vfs_rename (2) fs 1 C error error 15 78d 196d PATCH [168d]
INFO: task hung in page_cache_ra_order fs mm 1 C done 63 11d 196d 💬 1 [196d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 9 53d 200d 💬 2 [105d]
WARNING: bad unlock balance in traverse fs 4 C 53 32d 251d
WARNING: bad unlock balance in seq_read_iter fs 4 C 41 41d 277d PATCH [277d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 54 19d 286d PATCH [212d]
WARNING in minix_rmdir fs -1 C inconclusive 86 2d10h 301d PATCH [22h33m]
possible deadlock in __configfs_open_file fs 4 C 28 8d15h 318d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 83d 319d
INFO: rcu detected stall in sys_symlinkat (5) mm tomoyo fs 1 syz error 74 1d09h 336d
WARNING in minix_unlink fs -1 C inconclusive 449 2d00h 347d 💬 6 [345d]
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 4537 5h26m 353d 💬 1 [5d04h]
INFO: task hung in do_coredump (3) fs 1 C done 361 6d04h 384d 💬 4 [120d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 114 1d01h 392d 💬 1 [11d]
possible deadlock in input_inject_event usb fs 4 C done 1703 13h39m 403d PATCH [18d]
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3646 11d 429d 💬 1 [5d04h]
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 34 7d02h 477d PATCH [476d]
INFO: rcu detected stall in sys_close (7) fs bpf 1 C error 12 6d19h 565d
BUG: soft lockup in pipe_read fs mm 1 syz 5 273d 650d
INFO: rcu detected stall in dput (8) fs 1 C done 526 1d01h 674d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 429d 693d PATCH [452d]
go runtime error fs 2 syz error inconclusive 24 18d 712d
INFO: task hung in user_get_super (2) fs 1 C error 960 12h37m 717d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error inconclusive 110 116d 759d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 52 9d12h 846d PATCH [488d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 308d 900d 💬 2 [897d]
INFO: task hung in synchronize_rcu (4) fs net 1 C done error 1535 6d17h 916d 💬 6 [36d]
WARNING in do_mkdirat fs -1 C error error 597 1d03h 1067d 💬 22 [631d]
WARNING in path_openat fs -1 C error done 164 1d19h 1069d 💬 1 [631d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1903 1d14h 1090d 💬 2 [36d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4591 12h22m 1126d 💬 2 [5d04h]
WARNING in inc_nlink (3) fs -1 C error error 6892 1d15h 1328d 💬 1 [5d04h]
INFO: task hung in filename_create (4) fs 1 C error error 2321 2d18h 1414d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 70 1d16h 1423d PATCH [755d]
possible deadlock in input_event (2) fs 4 C inconclusive 6363 4h20m 1455d 💬 3 [5d04h]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 3 13d 1568d 💬 4 [1548d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1541d 1894d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1345d 1931d 💬 1 [1931d]
INFO: task hung in do_read_cache_page (3) mm fs 1 C done inconclusive 88 1211d 2109d 💬 2 [2003d]
moderation (75):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in lookup_fast / shrink_dentry_list (12) fs 6 1 2d11h 2d11h
KCSAN: data-race in __d_instantiate / path_openat (2) fs 6 1 4d11h 4d11h
possible deadlock in flush_end_io fs mm 4 52 19h00m 10d
KCSAN: data-race in fill_mg_cmtime / inode_set_ctime_current fs 6 1 11d 11d
KCSAN: data-race in __umount_mnt / choose_mountpoint_rcu fs 6 1 12d 12d
KCSAN: data-race in atime_needs_update / inode_set_ctime_to_ts (2) fs 6 1 18d 18d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 1 24d 24d
KCSAN: data-race in __d_instantiate / step_into (4) fs 6 2 13d 27d
KASAN: slab-use-after-free Read in seq_printf fs 19 2 9d18h 29d
WARNING in notify_change (8) fs -1 1 33d 29d
KCSAN: data-race in inode_permission / setattr_copy fs 6 1 32d 32d
KCSAN: data-race in __wb_writeout_add / __wb_writeout_add fs mm 6 1 32d 32d
KCSAN: data-race in pipe_release / pipe_wait_writable (4) fs 6 2 11d 33d
possible deadlock in do_lock_mount fs 4 4 30d 33d
general protection fault in mpage_readahead fs 2 2 14d 34d
WARNING in vfs_remove_acl fs -1 2 34d 34d
WARNING: locking bug in vfs_setxattr fs 4 1 39d 35d
KCSAN: data-race in setattr_copy / vfs_write (4) fs 6 2 20d 36d
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp (3) fs 6 1 38d 38d
KCSAN: data-race in inode_set_ctime_current / inode_update_timestamps (3) fs 6 1 39d 39d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 3 3h02m 39d
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts (3) fs 6 2 43d 45d
WARNING in unlock_mount (3) fs -1 6 7d20h 46d
WARNING in quota_release_workfn (2) fs -1 1 52d 48d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (2) fs 6 1 52d 52d
KCSAN: data-race in __d_lookup_rcu / __d_rehash (9) fs 6 1 53d 53d
upstream test error: KCSAN: data-race in dont_mount / lookup_fast (2) fs -1 1 53d 53d
WARNING in vfs_fileattr_set fs -1 2 32d 54d
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (5) fs 6 1 55d 55d
KCSAN: data-race in __set_task_comm / strlen mm fs 6 4 9d18h 56d
WARNING in vfs_set_acl (2) fs -1 1 65d 61d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) mm fs 6 3 17d 66d
KMSAN: uninit-value in fsnotify (2) fs 7 1 74d 70d
WARNING in __folio_mark_dirty (3) mm fs -1 9 5d02h 86d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 6 2d09h 101d
KCSAN: data-race in pipe_lock / pipe_release (16) fs 6 3 25d 104d
BUG: corrupted list in chown_common fs 8 5 1d03h 106d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 84 5h39m 113d
KCSAN: data-race in d_invalidate / fast_dput (5) fs 6 4 33d 117d
KCSAN: data-race in pipe_poll / pipe_release (11) fs 6 4 42d 117d
KASAN: out-of-bounds Read in proc_pid_stack (2) fs 17 3 40d 124d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 9 11d 135d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 273 5h49m 142d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 4 33d 147d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 17 12d 160d
WARNING in lookup_slow (4) fs -1 9 22d 163d
WARNING in dqput (2) fs -1 9 20d 166d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 7 50d 185d
WARNING in do_rmdir fs -1 8 14d 198d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range fs mm 6 25 33d 217d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 23 11d 235d
WARNING: refcount bug in call_timer_fn (4) apparmor fs perf 13 8 1d17h 259d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) fs mm 6 230 32d 273d
KCSAN: data-race in __d_lookup / __d_rehash (9) fs 6 21 27d 312d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 678 3h12m 351d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 21 17d 356d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 45 5d16h 388d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 40 13d 396d
BUG: corrupted list in vfs_setxattr fs 8 44 17d 400d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 126 2d18h 483d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 94 1d10h 491d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 39 23h09m 505d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 175 1d10h 522d
KCSAN: data-race in touch_atime / touch_atime (3) fs 6 487 5h24m 527d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 646 2h48m 547d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 6 460 21h29m 642d
KCSAN: data-race in atime_needs_update / inode_update_timestamps fs 6 387 1d12h 697d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 446 3d15h 697d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 2147 6h33m 698d
KCSAN: data-race in filemap_splice_read / filemap_splice_read fs 6 1326 2d02h 699d
KCSAN: data-race in d_delete / step_into (6) fs 6 839 1d17h 699d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4915 5h42m 1592d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1585 5h18m 1867d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4108 2d16h 2156d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2282 3h11m 2162d