syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 413
Parent subsystem(s): kernel (87)
Child subsystems: afs (5) autofs (2) bcachefs (50) bfs (4) btrfs (39) cifs (0) erofs (1) exfat (24) ext4 (76) f2fs (13) fscrypt (1) fsverity (0) fuse (6) gfs2 (38) hfs (32) iomap (2) isofs (2) jffs2 (3) jfs (64) kernfs (32) netfs (3) nfs (8) nilfs (5) ntfs3 (34) ocfs2 (64) orangefs (0) overlayfs (3) squashfs (2) udf (9) v9fs (7) xfs (17)
open (57):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KMSAN: kernel-infoleak in hugetlbfs_read_iter fs mm 9 C 7 3d01h 2d03h PATCH [6h16m]
KASAN: null-ptr-deref Read in drop_buffers (5) fs 11 5 1d11h 2d08h
KASAN: use-after-free Read in hpfs_count_dnodes fs 19 C error 9 3d04h 15d 💬 1 [15d]
INFO: rcu detected stall in unwind_next_frame (5) fs 1 syz error 20 17h49m 29d
INFO: rcu detected stall in eventpoll_release_file (2) fs 1 C error 1 4d22h 34d
WARNING in copy_mnt_ns fs -1 C done unreliable 33 34d 42d PATCH [36d]
WARNING in free_mnt_ns fs -1 C done 115 33d 43d PATCH [36d]
WARNING in path_noexec (2) fs mm -1 C error 5951 48m 43d PATCH [32d]
WARNING: bad unlock balance in namespace_unlock fs 4 C unreliable 9 49d 49d PATCH [44d]
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 C 80 1d08h 49d 💬 1 [49d]
WARNING: bad unlock balance in hugetlb_vmdelete_list fs mm 4 C 1 50d 50d PATCH [48d]
KASAN: slab-use-after-free Read in proc_invalidate_siblings_dcache fs 19 1 59d 55d
KASAN: slab-use-after-free Read in driver_remove_file fs 19 C error 264 2h53m 106d PATCH [52d]
kernel BUG in mpage_readahead fs -1 32 7d05h 106d 💬 1 [6d10h]
general protection fault in simple_recursive_removal (5) wireless fs 2 C 2 112d 112d PATCH [111d]
KASAN: use-after-free Read in hpfs_get_ea fs 19 C error 3251 1h42m 118d PATCH [29d]
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 127d 133d
INFO: task hung in __iterate_supers fs 1 C error 4042 36m 160d
kernel BUG in __filemap_add_folio fs mm -1 C done 889 3d09h 201d 💬 1 [6d10h]
INFO: task hung in vfs_rename (2) fs 1 C error error 15 85d 203d PATCH [176d]
INFO: task hung in page_cache_ra_order fs mm 1 C done 64 12h50m 204d 💬 1 [203d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 9 60d 207d 💬 2 [113d]
WARNING: bad unlock balance in traverse fs 4 C 53 39d 258d
WARNING: bad unlock balance in seq_read_iter fs 4 C 41 48d 285d PATCH [284d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 56 1d15h 293d PATCH [219d]
possible deadlock in __configfs_open_file fs 4 C 28 1d23h 325d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 90d 326d
INFO: rcu detected stall in sys_symlinkat (5) mm tomoyo fs 1 syz error 74 8d17h 343d
WARNING in minix_unlink fs -1 C inconclusive 452 11m 355d 💬 6 [352d]
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 4636 44m 360d 💬 1 [12d]
INFO: task hung in do_coredump (3) fs 1 C done 361 13d 391d 💬 4 [127d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 114 8d09h 399d 💬 1 [19d]
possible deadlock in input_inject_event usb fs 4 C done 1710 2d14h 411d PATCH [26d]
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3647 3d17h 436d 💬 1 [12d]
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 34 9h26m 484d PATCH [484d]
INFO: rcu detected stall in sys_close (7) fs bpf 1 C error 12 14d 572d
BUG: soft lockup in pipe_read fs mm 1 syz 5 280d 657d
INFO: rcu detected stall in dput (8) fs 1 C done 532 11h32m 682d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 436d 701d PATCH [460d]
go runtime error fs 2 syz error inconclusive 24 26d 720d
INFO: task hung in user_get_super (2) fs 1 C error 968 5h08m 724d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error inconclusive 110 124d 767d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 52 2d16h 854d PATCH [496d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 316d 907d 💬 2 [905d]
INFO: task hung in synchronize_rcu (4) fs net 1 C done error 1537 3d06h 923d 💬 6 [43d]
WARNING in do_mkdirat fs -1 C error error 608 34m 1075d 💬 22 [638d]
WARNING in path_openat fs -1 C error done 164 9d03h 1076d 💬 1 [638d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1910 14h32m 1097d 💬 2 [43d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4597 11h29m 1133d 💬 2 [12d]
WARNING in inc_nlink (3) fs -1 C error error 6894 2d13h 1336d 💬 1 [12d]
INFO: task hung in filename_create (4) fs 1 C error error 2342 1h58m 1421d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 70 9d00h 1430d PATCH [3d06h]
possible deadlock in input_event (2) fs 4 C inconclusive 6371 2d12h 1463d 💬 3 [12d]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 3 20d 1575d 💬 4 [1556d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1549d 1901d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1352d 1939d 💬 1 [1939d]
INFO: task hung in do_read_cache_page (3) mm fs 1 C done inconclusive 88 1219d 2116d 💬 2 [2010d]
moderation (73):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in __generic_file_fsync (3) fs -1 1 5d11h 1d11h
WARNING in put_mnt_ns fs -1 1936 15h04m 5d10h
KCSAN: data-race in lookup_fast / shrink_dentry_list (12) fs 6 1 9d19h 9d19h
KCSAN: data-race in __d_instantiate / path_openat (2) fs 6 1 11d 11d
possible deadlock in flush_end_io fs mm 4 64 1d17h 17d
KCSAN: data-race in fill_mg_cmtime / inode_set_ctime_current fs 6 1 18d 18d
KCSAN: data-race in __umount_mnt / choose_mountpoint_rcu fs 6 1 19d 19d
KCSAN: data-race in atime_needs_update / inode_set_ctime_to_ts (2) fs 6 1 26d 26d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 1 31d 31d
KCSAN: data-race in __d_instantiate / step_into (4) fs 6 2 20d 34d
KASAN: slab-use-after-free Read in seq_printf fs 19 2 17d 36d
WARNING in notify_change (8) fs -1 1 40d 36d
KCSAN: data-race in inode_permission / setattr_copy fs 6 1 39d 39d
KCSAN: data-race in __wb_writeout_add / __wb_writeout_add fs mm 6 1 39d 39d
KCSAN: data-race in pipe_release / pipe_wait_writable (4) fs 6 2 19d 40d
possible deadlock in do_lock_mount fs 4 4 37d 40d
general protection fault in mpage_readahead fs 2 2 21d 41d
WARNING in vfs_remove_acl fs -1 2 41d 41d
WARNING: locking bug in vfs_setxattr fs 4 1 47d 43d
KCSAN: data-race in setattr_copy / vfs_write (4) fs 6 2 27d 44d
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp (3) fs 6 1 45d 45d
KCSAN: data-race in inode_set_ctime_current / inode_update_timestamps (3) fs 6 1 46d 46d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 3 7d11h 46d
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts (3) fs 6 2 50d 53d
WARNING in unlock_mount (3) fs -1 6 15d 53d
WARNING in quota_release_workfn (2) fs -1 1 59d 55d
WARNING in vfs_fileattr_set fs -1 2 39d 61d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 4 17d 63d
WARNING in vfs_set_acl (2) fs -1 1 73d 69d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) mm fs 6 3 25d 74d
KMSAN: uninit-value in fsnotify (2) fs 7 1 81d 77d
WARNING in __folio_mark_dirty (3) mm fs -1 10 21h44m 94d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 6 9d17h 108d
KCSAN: data-race in pipe_lock / pipe_release (16) fs 6 3 33d 112d
BUG: corrupted list in chown_common fs 8 5 8d12h 113d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 95 22h42m 120d
KCSAN: data-race in d_invalidate / fast_dput (5) fs 6 4 41d 124d
KCSAN: data-race in pipe_poll / pipe_release (11) fs 6 4 50d 125d
KASAN: out-of-bounds Read in proc_pid_stack (2) fs 17 3 47d 131d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 9 19d 143d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 293 6h32m 150d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 5 4d18h 155d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 17 19d 167d
WARNING in lookup_slow (4) fs -1 9 29d 170d
WARNING in dqput (2) fs -1 9 27d 174d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 8 6d09h 192d
WARNING in do_rmdir fs -1 8 21d 205d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range fs mm 6 25 40d 224d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 24 6d05h 242d
WARNING: refcount bug in call_timer_fn (4) apparmor fs perf 13 8 9d01h 266d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) fs mm 6 230 39d 280d
KCSAN: data-race in __d_lookup / __d_rehash (9) fs 6 21 34d 319d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 691 2h53m 358d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 21 24d 364d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 47 1d23h 395d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 40 20d 403d
BUG: corrupted list in vfs_setxattr fs 8 46 1d02h 407d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 130 1d05h 490d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 97 20h33m 499d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 39 8d07h 512d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 180 6d09h 529d
KCSAN: data-race in touch_atime / touch_atime (3) fs 6 498 1h22m 534d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 657 1h35m 554d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 6 468 6h32m 649d
KCSAN: data-race in atime_needs_update / inode_update_timestamps fs 6 391 2d08h 704d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 446 10d 704d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 2160 22h54m 705d
KCSAN: data-race in filemap_splice_read / filemap_splice_read fs 6 1339 2h52m 706d
KCSAN: data-race in d_delete / step_into (6) fs 6 843 2d13h 706d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4928 7h51m 1600d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1592 1d23h 1874d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4109 6d07h 2163d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2299 2h52m 2169d