syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 407
Parent subsystem(s): kernel (83)
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 (62) kernfs (30) netfs (4) nfs (8) nilfs (5) ntfs3 (35) 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 8d13h 7d06h 💬 1 [6d11h]
INFO: rcu detected stall in unwind_next_frame (5) fs 1 syz error 19 1d21h 21d
INFO: rcu detected stall in eventpoll_release_file (2) fs 1 C error 1 29d 25d
WARNING in copy_mnt_ns fs -1 C done 33 25d 33d PATCH [27d]
WARNING in free_mnt_ns fs -1 C done 115 25d 34d PATCH [27d]
WARNING in path_noexec (2) fs mm -1 C error 4727 3h54m 34d PATCH [24d]
WARNING: bad unlock balance in namespace_unlock fs 4 C unreliable 9 40d 40d PATCH [35d]
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 C 77 16h53m 40d 💬 1 [40d]
BUG: sleeping function called from invalid context in hook_sb_delete fs 5 C done 7983 10m 41d 💬 6 [2d12h]
WARNING: bad unlock balance in hugetlb_vmdelete_list fs mm 4 C 1 41d 41d PATCH [39d]
KASAN: slab-use-after-free Read in proc_invalidate_siblings_dcache fs 19 1 51d 46d
linux-next test error: WARNING in __folio_start_writeback fs mm -1 24 62d 73d 💬 3 [68d]
KASAN: slab-use-after-free Read in driver_remove_file fs 19 C error 237 4h41m 97d PATCH [43d]
kernel BUG in mpage_readahead fs -1 28 1d12h 97d
general protection fault in simple_recursive_removal (5) wireless fs 2 C 2 104d 103d PATCH [102d]
KASAN: use-after-free Read in hpfs_get_ea fs 19 C error 2975 3h54m 109d PATCH [20d]
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 118d 124d
WARNING in minix_rename fs -1 syz error 7 45d 132d PATCH [19h57m]
INFO: task hung in __iterate_supers fs 1 C error 3853 now 152d
kernel BUG in __filemap_add_folio fs mm -1 C done 860 4h55m 193d
INFO: task hung in vfs_rename (2) fs 1 C error error 15 77d 195d PATCH [167d]
INFO: task hung in page_cache_ra_order fs mm 1 C done 63 10d 195d 💬 1 [194d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 9 51d 198d 💬 2 [104d]
WARNING: bad unlock balance in traverse fs 4 C 53 30d 250d
WARNING: bad unlock balance in seq_read_iter fs 4 C 41 39d 276d PATCH [275d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 54 17d 285d PATCH [210d]
WARNING in minix_rmdir fs -1 C inconclusive 86 1d01h 299d PATCH [14h34m]
possible deadlock in __configfs_open_file fs 4 C 28 7d06h 316d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 82d 317d
INFO: rcu detected stall in sys_symlinkat (5) mm tomoyo fs 1 syz error 73 26d 335d
WARNING in minix_unlink fs -1 C inconclusive 449 14h56m 346d 💬 6 [343d]
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 4519 now 352d 💬 1 [3d19h]
INFO: task hung in do_coredump (3) fs 1 C done 361 4d19h 382d 💬 4 [118d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 113 9d08h 390d 💬 1 [10d]
possible deadlock in input_inject_event usb fs 4 C done 1701 1h50m 402d PATCH [17d]
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3646 10d 428d 💬 1 [3d19h]
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 34 5d17h 476d PATCH [475d]
INFO: rcu detected stall in sys_close (7) fs bpf 1 C error 12 5d09h 564d
BUG: soft lockup in pipe_read fs mm 1 syz 5 271d 649d
INFO: rcu detected stall in dput (8) fs 1 C done 525 9h56m 673d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 427d 692d PATCH [451d]
go runtime error fs 2 syz error inconclusive 24 17d 711d
INFO: task hung in user_get_super (2) fs 1 C error 958 1h54m 715d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error inconclusive 110 115d 758d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 52 8d03h 845d PATCH [487d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 307d 899d 💬 2 [896d]
INFO: task hung in synchronize_rcu (4) fs net 1 C done error 1535 5d08h 915d 💬 6 [34d]
WARNING in do_mkdirat fs -1 C error error 596 1d12h 1066d 💬 22 [630d]
WARNING in path_openat fs -1 C error done 164 10h03m 1068d 💬 1 [630d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1903 5h45m 1089d 💬 2 [34d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4590 1d09h 1124d 💬 2 [3d19h]
WARNING in inc_nlink (3) fs -1 C error error 6892 6h24m 1327d 💬 1 [3d19h]
INFO: task hung in filename_create (4) fs 1 C error error 2321 1d09h 1413d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 70 7h19m 1421d PATCH [753d]
possible deadlock in input_event (2) fs 4 C inconclusive 6354 2h43m 1454d 💬 3 [3d19h]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 3 11d 1566d 💬 4 [1547d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1540d 1893d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1343d 1930d 💬 1 [1930d]
INFO: task hung in do_read_cache_page (3) mm fs 1 C done inconclusive 88 1210d 2107d 💬 2 [2001d]
moderation (76):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in lookup_fast / shrink_dentry_list (12) fs 6 1 1d02h 1d02h
KCSAN: data-race in __d_instantiate / path_openat (2) fs 6 1 3d02h 3d02h
possible deadlock in flush_end_io fs mm 4 50 1h49m 8d20h
KCSAN: data-race in fill_mg_cmtime / inode_set_ctime_current fs 6 1 10d 10d
KCSAN: data-race in __umount_mnt / choose_mountpoint_rcu fs 6 1 10d 10d
KCSAN: data-race in atime_needs_update / inode_set_ctime_to_ts (2) fs 6 1 17d 17d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 1 23d 23d
KCSAN: data-race in __d_instantiate / step_into (4) fs 6 2 12d 26d
KASAN: slab-use-after-free Read in seq_printf fs 19 2 8d09h 27d
WARNING in notify_change (8) fs -1 1 31d 27d
KCSAN: data-race in inode_permission / setattr_copy fs 6 1 30d 30d
KCSAN: data-race in __wb_writeout_add / __wb_writeout_add fs mm 6 1 31d 31d
KCSAN: data-race in pipe_release / pipe_wait_writable (4) fs 6 2 10d 31d
possible deadlock in do_lock_mount fs 4 4 28d 31d
general protection fault in mpage_readahead fs 2 2 13d 33d
WARNING in vfs_remove_acl fs -1 2 32d 33d
WARNING: locking bug in vfs_setxattr fs 4 1 38d 34d
KCSAN: data-race in setattr_copy / vfs_write (4) fs 6 2 18d 35d
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp (3) fs 6 1 36d 36d
KCSAN: data-race in inode_set_ctime_current / inode_update_timestamps (3) fs 6 1 37d 37d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 2 32d 38d
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts (3) fs 6 2 42d 44d
WARNING in unlock_mount (3) fs -1 6 6d11h 44d
WARNING in quota_release_workfn (2) fs -1 1 50d 46d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (2) fs 6 1 50d 50d
KCSAN: data-race in __d_lookup_rcu / __d_rehash (9) fs 6 1 51d 51d
upstream test error: KCSAN: data-race in dont_mount / lookup_fast (2) fs -1 1 52d 52d
WARNING in vfs_fileattr_set fs -1 2 30d 52d
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (5) fs 6 1 54d 54d
KCSAN: data-race in __set_task_comm / strlen mm fs 6 4 8d09h 55d
WARNING in vfs_set_acl (2) fs -1 1 64d 60d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) mm fs 6 3 16d 65d
KMSAN: uninit-value in fsnotify (2) fs 7 1 73d 69d
WARNING in __folio_mark_dirty (3) mm fs -1 9 3d17h 85d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 6 1d00h 100d
KCSAN: data-race in pipe_lock / pipe_release (16) fs 6 3 24d 103d
BUG: corrupted list in chown_common fs 8 4 36d 104d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 81 6h21m 111d
KCSAN: data-race in d_invalidate / fast_dput (5) fs 6 4 32d 115d
KCSAN: data-race in pipe_poll / pipe_release (11) fs 6 4 41d 116d
WARNING in chmod_common (3) fs -1 2 89d 121d
KASAN: out-of-bounds Read in proc_pid_stack (2) fs 17 3 39d 123d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 9 10d 134d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 271 2h44m 141d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 4 32d 146d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 17 10d 158d
WARNING in lookup_slow (4) fs -1 9 21d 161d
WARNING in dqput (2) fs -1 9 19d 165d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 7 48d 184d
WARNING in do_rmdir fs -1 8 12d 197d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range fs mm 6 25 32d 216d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 23 10d 233d
WARNING: refcount bug in call_timer_fn (4) apparmor fs perf 13 8 8h39m 257d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) fs mm 6 230 31d 272d
KCSAN: data-race in __d_lookup / __d_rehash (9) fs 6 21 26d 311d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 677 5h13m 350d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 21 16d 355d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 45 4d07h 386d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 40 11d 394d
BUG: corrupted list in vfs_setxattr fs 8 44 16d 398d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 126 1d09h 481d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 94 1h28m 490d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 38 32d 503d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 175 1h27m 520d
KCSAN: data-race in touch_atime / touch_atime (3) fs 6 485 3h01m 526d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 642 2d07h 545d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 6 459 6h39m 641d
KCSAN: data-race in atime_needs_update / inode_update_timestamps fs 6 387 3h25m 696d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 446 2d06h 696d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 2144 11m 697d
KCSAN: data-race in filemap_splice_read / filemap_splice_read fs 6 1326 17h32m 697d
KCSAN: data-race in d_delete / step_into (6) fs 6 839 8h10m 697d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4912 3h49m 1591d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1582 3h50m 1865d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4108 1d06h 2155d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2278 5h13m 2160d