syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 418
Parent subsystem(s): kernel (92)
Child subsystems: afs (5) autofs (2) bcachefs (41) bfs (4) btrfs (44) cifs (0) erofs (0) exfat (21) ext4 (80) f2fs (8) fscrypt (1) fsverity (0) fuse (6) gfs2 (41) hfs (26) iomap (1) isofs (2) jffs2 (3) jfs (67) kernfs (31) netfs (3) nfs (9) nilfs (5) ntfs3 (27) ocfs2 (58) orangefs (0) overlayfs (4) squashfs (2) udf (10) v9fs (4) xfs (21)
open (59):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
memory leak in debugfs_change_name fs 3 C 1 5d03h 1d05h PATCH [15h48m]
WARNING in sched_mm_cid_fork fs mm -1 syz error 69 8h47m 6d09h
kernel BUG in sctp_getsockopt_peeloff_common fs -1 C done 6 6d21h 8d04h 💬 5 [4d05h]
KASAN: null-ptr-deref Read in drop_buffers (5) fs 11 5 28d 29d PATCH [3h39m]
KASAN: use-after-free Read in hpfs_count_dnodes fs 19 C error 9 1d11h 42d 💬 1 [41d]
possible deadlock in kbd_event fs 4 111 4d01h 56d
INFO: rcu detected stall in eventpoll_release_file (2) fs 1 C error 1 31d 61d
WARNING in copy_mnt_ns fs -1 C done unreliable 33 61d 68d PATCH [63d]
WARNING in free_mnt_ns fs -1 C done unreliable 115 60d 69d PATCH [63d]
WARNING in path_noexec (2) mm fs -1 C error 10189 4h00m 69d PATCH [59d]
WARNING: bad unlock balance in namespace_unlock fs 4 C unreliable 9 76d 76d PATCH [71d]
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 C 85 14d 76d 💬 1 [76d]
WARNING: bad unlock balance in hugetlb_vmdelete_list fs mm 4 C 1 77d 77d PATCH [75d]
KASAN: slab-use-after-free Read in proc_invalidate_siblings_dcache fs 19 1 86d 82d
KASAN: slab-use-after-free Read in driver_remove_file fs 19 C error 296 4d01h 133d PATCH [79d]
kernel BUG in mpage_readahead fs -1 39 1d06h 133d 💬 1 [33d]
general protection fault in simple_recursive_removal (5) fs wireless 2 C 2 139d 138d PATCH [138d]
KASAN: use-after-free Read in hpfs_get_ea fs 19 C error 4085 6m 144d PATCH [55d]
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 154d 159d
INFO: task hung in __iterate_supers fs 1 C error 4599 30m 187d
kernel BUG in __filemap_add_folio fs mm -1 C done 1101 2h57m 228d 💬 2 [8d23h]
INFO: task hung in page_cache_ra_order mm fs 1 C done 67 2d10h 230d 💬 1 [230d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 10 21d 234d 💬 2 [139d]
WARNING: bad unlock balance in traverse fs 4 C 53 66d 285d
WARNING: bad unlock balance in seq_read_iter fs 4 C 41 75d 311d PATCH [311d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 59 7d21h 320d PATCH [246d]
possible deadlock in __configfs_open_file fs 4 C 28 14d 352d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 117d 353d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm fs 1 syz error 76 2d22h 370d
WARNING in minix_unlink fs -1 C inconclusive 458 7h57m 381d 💬 6 [379d]
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 5060 53m 387d PATCH [19d]
INFO: task hung in do_coredump (3) fs 1 C done 361 2d07h 418d 💬 4 [154d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 116 15d 426d 💬 1 [14d]
possible deadlock in input_inject_event usb fs 4 C done 1948 11h12m 437d PATCH [52d]
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3649 9d06h 463d 💬 1 [8d02h]
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 34 27d 511d PATCH [510d]
INFO: rcu detected stall in sys_close (7) fs 1 C error 14 15d 599d
BUG: soft lockup in pipe_read mm fs 1 syz 5 307d 684d
INFO: rcu detected stall in dput (8) fs 1 C done 567 10h08m 708d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 463d 728d PATCH [486d]
go runtime error fs 2 syz error inconclusive 24 52d 746d
INFO: task hung in user_get_super (2) fs 1 C error 990 21h49m 751d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error inconclusive 111 2d18h 793d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 69 2d16h 881d PATCH [522d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 342d 934d 💬 2 [932d]
INFO: task hung in synchronize_rcu (4) fs net 1 C done error 1737 1h36m 950d 💬 6 [8d02h]
WARNING in do_mkdirat fs -1 C error error 641 17h07m 1102d 💬 22 [665d]
WARNING in path_openat fs -1 C error done 169 1d17h 1103d 💬 1 [665d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1926 3d00h 1124d 💬 2 [8d02h]
INFO: task hung in path_openat (7) fs 1 C unreliable 4635 2d23h 1160d 💬 2 [8d02h]
WARNING in inc_nlink (3) fs -1 C error error 6903 1d15h 1362d 💬 1 [8d02h]
INFO: task hung in filename_create (4) fs 1 C error error 2374 19h23m 1448d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 71 5d23h 1457d PATCH [6h08m]
possible deadlock in input_event (2) fs 4 C inconclusive 6499 1d09h 1489d 💬 3 [8d02h]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 3 47d 1602d 💬 4 [1582d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1576d 1928d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1379d 1965d 💬 1 [1965d]
INFO: rcu detected stall in sys_clock_adjtime fs 1 C done inconclusive 147 7d14h 1980d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1245d 2143d 💬 2 [2037d]
moderation (87):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_fs / free_bprm (2) mm fs 6 1 15h36m 15h35m
KCSAN: data-race in d_make_discardable / lookup_fast fs 6 1 23h17m 23h16m
KCSAN: data-race in fill_mg_cmtime / simple_unlink fs 6 2 7h20m 1d02h
KCSAN: data-race in d_make_discardable / step_into_slowpath fs 6 2 9h26m 1d10h
KCSAN: data-race in file_update_time_flags / inode_set_ctime_to_ts fs 6 1 1d18h 1d18h
KCSAN: data-race in d_make_discardable / path_lookupat fs 6 2 2d15h 2d15h
KCSAN: data-race in drop_nlink / generic_fillattr (10) fs 6 1 2d18h 2d18h
KASAN: stack-out-of-bounds Read in unwind_next_frame (5) fs 17 1 6d21h 2d21h
KCSAN: data-race in d_make_discardable / do_readlinkat fs 6 2 2d02h 3d05h
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts (4) fs 6 2 6h22m 3d16h
VFS: Busy inodes after unmount (use-after-free) (4) fs 2 1 8d01h 4d01h
KASAN: slab-use-after-free Read in locks_remove_file fs 19 1 8d14h 4d14h
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) mm fs 6 1 5d09h 5d09h
KASAN: slab-use-after-free Read in dnotify_flush fs 19 1 9d09h 5d09h
KCSAN: data-race in d_delete / step_into_slowpath fs 6 3 1d09h 5d09h
KASAN: null-ptr-deref Write in d_delete_notify fs 12 1 9d12h 5d12h
KCSAN: data-race in __follow_mount_rcu / d_set_mounted fs 6 1 6d02h 6d02h
KCSAN: data-race in generic_fillattr / setattr_copy (5) fs 6 1 6d12h 6d12h
KCSAN: data-race in dont_mount / step_into_slowpath fs 6 3 4d21h 7d02h
KCSAN: data-race in dont_mount / path_lookupat fs 6 5 3d18h 7d02h
KCSAN: data-race in dentry_unlink_inode / step_into_slowpath fs 6 13 9h59m 7d08h
KCSAN: data-race in inode_update_timestamps / inode_update_timestamps (5) fs 6 1 8d17h 8d17h
KCSAN: data-race in file_update_time / inode_update_timestamps (6) fs 6 1 14d 14d
KCSAN: data-race in pipe_poll / pipe_release (12) fs 6 1 15d 15d
KCSAN: data-race in file_update_time / inode_set_ctime_to_ts (2) fs 6 2 14d 18d
BUG: corrupted list in do_lock_mount fs 8 1 25d 21d
general protection fault in put_mnt_ns fs 2 11 25d 22d
BUG: corrupted list in filename_create fs 8 1 26d 22d
WARNING in chmod_common (4) fs -1 1 29d 25d
KCSAN: data-race in pipe_release / pipe_wait_readable (9) fs 6 1 26d 26d
WARNING in __generic_file_fsync (3) fs -1 1 32d 28d
WARNING in put_mnt_ns fs -1 1936 27d 32d
KCSAN: data-race in lookup_fast / shrink_dentry_list (12) fs 6 1 36d 36d
KCSAN: data-race in __d_instantiate / path_openat (2) fs 6 1 38d 38d
possible deadlock in flush_end_io mm fs 4 174 1h00m 44d
KCSAN: data-race in fill_mg_cmtime / inode_set_ctime_current fs 6 2 20d 45d
KCSAN: data-race in __umount_mnt / choose_mountpoint_rcu fs 6 1 46d 46d
KCSAN: data-race in atime_needs_update / inode_set_ctime_to_ts (2) fs 6 1 52d 52d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 2 10d 58d
KCSAN: data-race in __d_instantiate / step_into (4) fs 6 3 9d04h 61d
KASAN: slab-use-after-free Read in seq_printf fs 19 2 43d 63d
WARNING in notify_change (8) fs -1 1 67d 63d
KCSAN: data-race in pipe_release / pipe_wait_writable (4) fs 6 2 46d 67d
possible deadlock in do_lock_mount fs 4 4 64d 67d
general protection fault in mpage_readahead fs 2 3 5d23h 68d
WARNING: locking bug in vfs_setxattr fs 4 1 73d 69d
KCSAN: data-race in setattr_copy / vfs_write (4) fs 6 2 54d 70d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 4 6d23h 73d
WARNING in unlock_mount (3) fs -1 10 1d11h 80d
WARNING in vfs_fileattr_set fs -1 3 7d23h 88d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 6 5d06h 90d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 4 14d 100d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 11 2d12h 135d
KCSAN: data-race in pipe_lock / pipe_release (16) fs 6 4 7d09h 138d
BUG: corrupted list in chown_common fs 8 5 35d 140d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 130 1d11h 147d
KASAN: out-of-bounds Read in proc_pid_stack (2) fs 17 3 74d 158d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 9 46d 169d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 360 8h05m 177d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 7 7d06h 181d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 20 7d14h 194d
WARNING in lookup_slow (4) fs -1 10 4d02h 197d
WARNING in dqput (2) fs -1 10 10d 200d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 10 7d20h 219d
WARNING in do_rmdir fs -1 9 18d 232d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 27 1d21h 269d
WARNING: refcount bug in call_timer_fn (4) perf trace fs 13 9 19d 293d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 753 9h06m 385d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 24 2d10h 390d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 53 3d08h 422d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 43 5d09h 430d
BUG: corrupted list in vfs_setxattr fs 8 47 5d00h 434d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 139 2d15h 517d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 107 2d18h 525d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 43 2d23h 539d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 193 16h51m 556d
KCSAN: data-race in touch_atime / touch_atime (3) fs 6 534 3h38m 561d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 716 5h03m 581d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 6 498 8h45m 676d
KCSAN: data-race in atime_needs_update / inode_update_timestamps fs 6 408 3d02h 731d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 449 2d13h 731d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 2200 8d06h 732d
KCSAN: data-race in d_delete / step_into (6) fs 6 853 8d01h 733d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4979 9h50m 1626d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1605 3d03h 1901d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4111 15d 2190d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2365 9h10m 2196d