syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 405
Parent subsystem(s): kernel (93)
Child subsystems: afs (5) autofs (2) bcachefs (56) bfs (4) btrfs (33) erofs (1) exfat (24) ext4 (79) f2fs (13) fscrypt (1) fsverity (0) fuse (6) gfs2 (31) hfs (35) iomap (2) isofs (2) jffs2 (3) jfs (57) kernfs (30) netfs (4) nfs (8) nilfs (4) ntfs3 (43) ocfs2 (68) orangefs (0) overlayfs (3) squashfs (2) udf (9) v9fs (8) xfs (17)
open (62):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: rcu detected stall in eventpoll_release_file (2) fs 1 C error 1 7d14h 3d13h
WARNING in copy_mnt_ns fs -1 C done 33 3d16h 11d PATCH [5d11h]
WARNING in free_mnt_ns fs -1 C done 115 2d23h 12d PATCH [5d11h]
WARNING in path_noexec (2) fs mm -1 C error 1990 47m 12d PATCH [2d01h]
WARNING: bad unlock balance in namespace_unlock fs 4 C unreliable 9 18d 18d PATCH [13d]
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 C 64 20h59m 18d 💬 1 [18d]
BUG: sleeping function called from invalid context in hook_sb_delete fs 5 C done 3288 9m 19d 💬 6 [3d03h]
WARNING: bad unlock balance in hugetlb_vmdelete_list fs mm 4 C 1 19d 19d PATCH [17d]
KASAN: slab-use-after-free Read in proc_invalidate_siblings_dcache fs 19 1 28d 24d
kernel BUG in qlist_free_all (2) fs -1 C done 4 9d02h 28d PATCH [3d14h]
linux-next test error: WARNING in __folio_start_writeback fs mm -1 24 40d 51d 💬 3 [46d]
BUG: sleeping function called from invalid context in vfree (2) fs net 5 C 223 35d 55d 💬 3 [55d]
KASAN: slab-use-after-free Read in driver_remove_file fs 19 C error 190 21m 75d PATCH [21d]
kernel BUG in mpage_readahead fs -1 23 11d 75d
general protection fault in simple_recursive_removal (5) fs wireless 2 C 2 82d 81d PATCH [80d]
KASAN: use-after-free Read in hpfs_get_ea fs 19 C error 2041 now 87d PATCH [80d]
WARNING: bad unlock balance in query_matching_vma fs 4 C done 9 90d 90d 💬 2 [89d]
WARNING: lock held when returning to user space in query_matching_vma fs 4 C 2 90d 90d
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 96d 102d
WARNING in minix_rename fs -1 syz error 7 23d 110d
INFO: task hung in __iterate_supers fs 1 C error 3424 6h12m 130d
kernel BUG in __filemap_add_folio fs mm -1 C done 728 1h01m 170d
INFO: task hung in vfs_rename (2) fs 1 C error error 15 55d 173d PATCH [145d]
INFO: task hung in page_cache_ra_order fs mm 1 C done 58 4d03h 173d 💬 1 [172d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 9 29d 176d 💬 2 [82d]
WARNING: bad unlock balance in traverse fs 4 C 53 8d14h 228d
WARNING: bad unlock balance in seq_read_iter fs 4 C 41 17d 254d PATCH [253d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 53 6d18h 263d PATCH [188d]
WARNING in minix_rmdir fs -1 C inconclusive 78 8h20m 277d
possible deadlock in __configfs_open_file fs 4 C 26 32d 294d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 59d 295d
INFO: rcu detected stall in sys_symlinkat (5) mm tomoyo fs 1 syz error 73 4d11h 312d
WARNING in minix_unlink fs -1 C inconclusive 439 19h24m 324d 💬 6 [321d]
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 4216 17m 330d 💬 1 [12d]
INFO: rcu detected stall in sys_readlink (5) mm fs 1 syz done 33 2d10h 359d
INFO: task hung in do_coredump (3) fs 1 C done 361 17d 360d 💬 4 [96d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 110 17d 368d 💬 1 [19d]
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3644 13d 406d 💬 1 [27d]
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 33 10d 453d PATCH [453d]
INFO: rcu detected stall in sys_close (7) fs bpf 1 C error 10 151d 541d
BUG: soft lockup in pipe_read mm fs 1 syz 5 249d 626d
INFO: rcu detected stall in dput (8) fs 1 C done 496 3d05h 651d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 405d 670d PATCH [429d]
go runtime error fs 2 syz error inconclusive 24 9d07h 689d
INFO: task hung in user_get_super (2) fs 1 C error 935 5d09h 693d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error inconclusive 110 93d 736d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 52 38m 823d PATCH [465d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 285d 876d 💬 2 [874d]
INFO: task hung in synchronize_rcu (4) net fs 1 C done error 1270 11m 892d 💬 6 [12d]
WARNING in invalidate_bh_lru fs -1 C done done 5265 197d 1025d 💬 5 [580d]
WARNING in do_mkdirat fs -1 C error error 566 10h18m 1044d 💬 22 [608d]
WARNING in path_openat fs -1 C error done 162 16d 1045d 💬 1 [608d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1892 3d19h 1067d 💬 2 [12d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4561 5h22m 1102d 💬 2 [12d]
WARNING in inc_nlink (3) fs -1 C error error 6884 10d 1305d 💬 1 [12d]
INFO: task hung in filename_create (4) fs 1 C error error 2297 15h23m 1391d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 68 19h34m 1399d PATCH [731d]
possible deadlock in input_event (2) fs 4 C inconclusive 6291 2d06h 1432d 💬 3 [12d]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 3 38d 1544d 💬 4 [1525d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1518d 1871d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1321d 1908d 💬 1 [1908d]
INFO: task hung in do_read_cache_page (3) mm fs 1 C done inconclusive 88 1188d 2085d 💬 2 [1979d]
moderation (75):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 1 1d02h 1d02h
KCSAN: data-race in __d_instantiate / step_into (4) fs 6 1 3d20h 3d20h
KASAN: slab-use-after-free Read in seq_printf fs 19 1 9d12h 5d12h
WARNING in notify_change (8) fs -1 1 9d14h 5d14h
KCSAN: data-race in inode_permission / setattr_copy fs 6 1 8d14h 8d14h
KCSAN: data-race in __wb_writeout_add / __wb_writeout_add mm fs 6 1 8d21h 8d21h
KCSAN: data-race in pipe_release / pipe_wait_writable (4) fs 6 1 9d13h 9d13h
possible deadlock in do_lock_mount fs 4 4 6d12h 9d19h
general protection fault in mpage_readahead fs 2 1 14d 10d
WARNING in vfs_remove_acl fs -1 2 10d 11d
WARNING: locking bug in vfs_setxattr fs 4 1 16d 12d
KCSAN: data-race in setattr_copy / vfs_write (4) fs 6 1 13d 13d
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp (3) fs 6 1 14d 14d
KCSAN: data-race in inode_set_ctime_current / inode_update_timestamps (3) fs 6 1 15d 15d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) mm fs 6 2 10d 15d
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts (3) fs 6 2 19d 22d
WARNING in unlock_mount (3) fs -1 2 15d 22d
WARNING in quota_release_workfn (2) fs -1 1 28d 24d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (2) fs 6 1 28d 28d
KCSAN: data-race in __d_lookup_rcu / __d_rehash (9) fs 6 1 29d 29d
upstream test error: KCSAN: data-race in dont_mount / lookup_fast (2) fs -1 1 30d 30d
WARNING in vfs_fileattr_set fs -1 2 8d16h 30d
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (5) fs 6 1 31d 31d
KCSAN: data-race in __set_task_comm / strlen mm fs 6 1 33d 33d
KCSAN: data-race in setattr_copy / touch_atime fs 6 1 36d 36d
WARNING in vfs_set_acl (2) fs -1 1 42d 38d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 2 34d 43d
KCSAN: data-race in __d_instantiate / lookup_fast (11) fs 6 1 44d 44d
KMSAN: uninit-value in fsnotify (2) fs 7 1 50d 46d
KCSAN: data-race in __dentry_kill / lookup_fast (14) fs 6 1 50d 50d
KCSAN: data-race in fasync_remove_entry / kill_fasync (14) fs 6 2 43d 51d
KASAN: null-ptr-deref Read in drop_buffers (4) fs 17 228 47d 55d
KCSAN: data-race in pipe_poll / pipe_resize_ring (3) fs 6 3 37d 57d
WARNING in __folio_mark_dirty (3) mm fs -1 4 1d06h 63d
BUG: unable to handle kernel paging request in page_cache_ra_unbounded fs mm 8 1 80d 76d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 5 6d03h 77d
KCSAN: data-race in pipe_lock / pipe_release (16) fs 6 3 2d05h 81d
BUG: corrupted list in chown_common fs 8 4 13d 82d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 64 1d15h 89d
KCSAN: data-race in d_invalidate / fast_dput (5) fs 6 4 10d 93d
KCSAN: data-race in pipe_poll / pipe_release (11) fs 6 4 19d 94d
WARNING in chmod_common (3) fs -1 2 67d 99d
KASAN: out-of-bounds Read in proc_pid_stack (2) fs 17 3 17d 101d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 7 8d13h 112d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 231 2h41m 119d
KCSAN: data-race in __dentry_kill / __dentry_kill (6) fs 6 7 50d 121d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 4 9d23h 124d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 15 7d20h 136d
WARNING in lookup_slow (4) fs -1 8 34d 139d
WARNING in dqput (2) fs -1 8 19d 143d
KCSAN: data-race in filemap_write_and_wait_range / xas_clear_mark (2) fs mm 6 9 35d 143d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 7 26d 162d
WARNING in do_rmdir fs -1 7 1d23h 174d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range fs mm 6 25 10d 194d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 21 3d19h 211d
WARNING: refcount bug in call_timer_fn (4) apparmor fs perf 13 6 4d19h 235d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) mm fs 6 230 8d22h 249d
KCSAN: data-race in __d_lookup / __d_rehash (9) fs 6 21 3d23h 289d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 649 23h18m 327d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 18 13d 333d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 41 13d 364d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 39 5h51m 372d
BUG: corrupted list in vfs_setxattr fs 8 42 2d09h 376d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 120 7d08h 459d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 88 2d02h 468d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 38 10d 481d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 168 16h58m 498d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 621 12h13m 523d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 445 2d05h 674d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 2107 5h45m 675d
KCSAN: data-race in d_delete / step_into (6) fs 6 835 2d17h 675d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4871 4h13m 1569d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1560 4h34m 1843d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4101 6d06h 2133d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2246 1d14h 2138d