syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 404
Parent subsystem(s): kernel (89)
Child subsystems: afs (3) autofs (2) bcachefs (54) bfs (3) btrfs (33) erofs (0) exfat (21) ext4 (82) f2fs (12) fscrypt (0) fsverity (0) fuse (4) gfs2 (33) hfs (41) iomap (2) isofs (2) jffs2 (3) jfs (58) kernfs (28) netfs (4) nfs (9) nilfs (4) ntfs3 (44) ocfs2 (68) orangefs (0) overlayfs (3) squashfs (3) udf (10) v9fs (7) xfs (16)
open (56):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in proc_invalidate_siblings_dcache fs 19 1 7d18h 3d10h
linux-next test error: WARNING in __folio_start_writeback fs mm -1 24 19d 30d 💬 3 [25d]
BUG: sleeping function called from invalid context in vfree (2) fs net 5 C 223 14d 34d 💬 3 [34d]
KASAN: slab-use-after-free Read in driver_remove_file fs 19 C 150 17h36m 54d PATCH [9h19m]
kernel BUG in mpage_readahead fs -1 21 11d 54d
general protection fault in simple_recursive_removal (5) fs wireless 2 C 2 60d 60d PATCH [59d]
KASAN: use-after-free Read in hpfs_get_ea fs 19 C error 770 1h22m 66d PATCH [59d]
WARNING: bad unlock balance in query_matching_vma fs 4 C done 9 68d 69d 💬 2 [67d]
WARNING: lock held when returning to user space in query_matching_vma fs 4 C 2 68d 69d
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 75d 81d
WARNING in minix_rename fs -1 syz error 7 2d17h 89d
KMSAN: uninit-value in fsnotify_connector_destroy_workfn fs 7 1 98d 94d PATCH [94d]
INFO: task hung in __iterate_supers fs 1 C error 3078 1h09m 108d
kernel BUG in __filemap_add_folio fs mm -1 C done 520 2h29m 149d
INFO: task hung in vfs_rename (2) fs 1 C error 15 33d 152d PATCH [124d]
INFO: task hung in page_cache_ra_order fs mm 1 C done 54 1d13h 152d 💬 1 [151d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 9 8d15h 155d 💬 2 [61d]
WARNING: bad unlock balance in traverse fs 4 C 48 22h35m 207d
WARNING: bad unlock balance in seq_read_iter fs 4 C 40 13d 233d PATCH [232d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 52 5d03h 241d PATCH [167d]
WARNING in minix_rmdir fs -1 C inconclusive 70 4d07h 256d
possible deadlock in __configfs_open_file fs 4 C 26 11d 273d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 38d 274d
INFO: rcu detected stall in sys_symlinkat (5) mm tomoyo fs 1 syz error 71 15d 291d
WARNING in minix_unlink fs -1 C inconclusive 424 3h45m 303d 💬 6 [300d]
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 3851 5m 308d 💬 1 [23d]
INFO: task hung in do_rmdir (6) fs 1 C error inconclusive 48 83d 331d 💬 1 [61d]
INFO: rcu detected stall in sys_readlink (5) mm fs 1 syz done 32 33d 338d
INFO: task hung in do_coredump (3) fs 1 C done 361 35d 339d 💬 4 [75d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 108 30d 347d 💬 1 [29d]
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3643 13d 384d 💬 1 [6d14h]
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 31 6d10h 432d PATCH [432d]
general protection fault in iter_file_splice_write fs 2 C done 2812 32d 489d PATCH [321d]
INFO: rcu detected stall in sys_close (7) fs bpf 1 C error 10 130d 520d
BUG: soft lockup in pipe_read mm fs 1 syz 5 228d 605d
INFO: rcu detected stall in dput (8) fs 1 C done 478 12h06m 630d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 384d 649d PATCH [408d]
go runtime error fs 2 syz error inconclusive 24 2d04h 668d
INFO: task hung in user_get_super (2) fs 1 C error 928 1d01h 672d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error inconclusive 110 72d 715d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 36 45d 802d PATCH [444d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 264d 855d 💬 2 [853d]
INFO: task hung in synchronize_rcu (4) net fs 1 C done error 983 39m 871d 💬 6 [415d]
WARNING in invalidate_bh_lru fs -1 C done done 5265 176d 1004d 💬 5 [559d]
WARNING in do_mkdirat fs -1 C error error 538 13h48m 1023d 💬 22 [587d]
WARNING in path_openat fs -1 C error done 160 33d 1024d 💬 1 [587d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1883 3d01h 1045d 💬 2 [23d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4539 2h16m 1081d 💬 2 [23d]
WARNING in inc_nlink (3) fs -1 C error error 6878 5h43m 1284d 💬 1 [23d]
INFO: task hung in filename_create (4) fs 1 C error error 2282 3d01h 1369d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 68 1d18h 1378d PATCH [710d]
possible deadlock in input_event (2) fs 4 C inconclusive 6263 10h41m 1411d 💬 3 [23d]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 3 17d 1523d 💬 4 [1504d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1497d 1849d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1300d 1887d 💬 1 [1887d]
INFO: task hung in do_read_cache_page (3) mm fs 1 C done inconclusive 88 1167d 2064d 💬 2 [1958d]
moderation (70):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts (3) fs 6 1 1d07h 1d07h
WARNING in unlock_mount (3) fs -1 1 5d09h 1d09h
WARNING in quota_release_workfn (2) fs -1 1 7d15h 3d15h
KCSAN: data-race in filemap_read_folio / filemap_read_folio (2) fs 6 1 7d14h 7d14h
KCSAN: data-race in __d_lookup_rcu / __d_rehash (9) fs 6 1 8d09h 8d09h
upstream test error: KCSAN: data-race in dont_mount / lookup_fast (2) fs -1 1 8d23h 8d23h
WARNING in vfs_fileattr_set fs -1 1 13d 9d11h
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (5) fs 6 1 10d 10d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 1 11d 11d
KCSAN: data-race in setattr_copy / touch_atime fs 6 1 15d 15d
WARNING in vfs_set_acl (2) fs -1 1 21d 17d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 2 12d 22d
KCSAN: data-race in __d_instantiate / lookup_fast (11) fs 6 1 23d 23d
KMSAN: uninit-value in fsnotify (2) fs 7 1 29d 25d
KCSAN: data-race in __dentry_kill / lookup_fast (14) fs 6 1 29d 29d
KCSAN: data-race in fasync_remove_entry / kill_fasync (14) fs 6 2 22d 29d
KASAN: null-ptr-deref Read in drop_buffers (4) fs 17 228 26d 34d
KCSAN: data-race in pipe_poll / pipe_resize_ring (3) fs 6 3 16d 36d
WARNING in __folio_mark_dirty (3) mm fs -1 1 46d 42d
KCSAN: data-race in pipe_release / pipe_wait_writable (3) fs 6 2 52d 53d
KCSAN: data-race in __xa_clear_mark / file_write_and_wait_range (4) fs mm 6 1 53d 53d
BUG: unable to handle kernel paging request in page_cache_ra_unbounded fs mm 8 1 59d 55d
KCSAN: data-race in __xa_clear_mark / filemap_write_and_wait_range (2) fs mm 6 1 55d 55d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 3 6h03m 56d
KCSAN: data-race in pipe_lock / pipe_release (16) fs 6 2 35d 60d
BUG: corrupted list in chown_common fs 8 3 21d 61d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 52 1d20h 68d
KCSAN: data-race in d_invalidate / fast_dput (5) fs 6 3 20d 72d
KCSAN: data-race in pipe_poll / pipe_release (11) fs 6 3 39d 73d
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 37 1d02h 74d
WARNING in vfs_utimes (4) fs -1 1 80d 76d
WARNING in chmod_common (3) fs -1 2 46d 77d
KASAN: out-of-bounds Read in proc_pid_stack (2) fs 17 2 7d11h 79d
WARNING in file_seek_cur_needs_f_lock (2) fs -1 1 84d 80d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 4 20d 91d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 188 11h07m 98d
KCSAN: data-race in __dentry_kill / __dentry_kill (6) fs 6 7 29d 99d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 3 39d 103d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 13 6d21h 115d
WARNING in lookup_slow (4) fs -1 8 13d 118d
WARNING in dqput (2) fs -1 7 23d 122d
KCSAN: data-race in filemap_write_and_wait_range / xas_clear_mark (2) fs mm 6 9 14d 122d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 7 5d09h 140d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (3) fs mm -1 4 43d 144d
WARNING in do_rmdir fs -1 6 8d15h 153d
possible deadlock in page_cache_ra_unbounded (2) mm fs 4 3 81d 157d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range fs mm 6 22 2d23h 172d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 19 14d 190d
WARNING: refcount bug in call_timer_fn (4) apparmor fs perf 13 4 22d 214d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) mm fs 6 205 13h55m 228d
KCSAN: data-race in __d_lookup / __d_rehash (9) fs 6 20 1d04h 267d
KCSAN: data-race in __d_instantiate / step_into (3) fs 6 14 39d 297d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 616 11h21m 306d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 17 29d 312d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 40 18d 343d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 37 7d01h 351d
BUG: corrupted list in vfs_setxattr fs 8 38 1d05h 355d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 116 2d15h 438d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 82 1d00h 447d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 36 5d10h 460d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 162 2d14h 477d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 601 11h21m 502d
WARNING in chown_common fs -1 131 1d11h 524d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 444 19d 652d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 2067 14h29m 653d
KCSAN: data-race in d_delete / step_into (6) fs 6 828 6h56m 654d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4830 17m 1548d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1550 7d00h 1822d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4097 22h58m 2111d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2215 13h45m 2117d