syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 400
Parent subsystem(s): kernel (72)
Child subsystems: afs (4) autofs (2) bcachefs (56) bfs (3) btrfs (37) erofs (0) exfat (20) ext4 (79) f2fs (12) fscrypt (0) fsverity (0) fuse (7) gfs2 (25) hfs (42) iomap (2) isofs (1) jffs2 (3) jfs (56) kernfs (27) netfs (4) nfs (10) nilfs (3) ntfs3 (37) ocfs2 (66) orangefs (0) overlayfs (3) squashfs (2) udf (8) v9fs (7) xfs (16)
open (63):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in driver_remove_file fs 19 16 17h59m 12h36m
kernel BUG in mpage_readahead fs -1 3 2d13h 12h38m
general protection fault in simple_recursive_removal (5) fs wireless 2 C 2 7d00h 6d06h PATCH [5d16h]
KASAN: use-after-free Read in hpfs_get_ea fs 19 C error 29 1d04h 12d PATCH [5d05h]
WARNING: bad unlock balance in query_matching_vma fs 4 C done 9 15d 15d 💬 2 [13d]
WARNING: lock held when returning to user space in query_matching_vma fs 4 C 2 14d 15d
WARNING in path_noexec fs mm -1 C done 7290 now 22d PATCH [21d]
possible deadlock in __simple_recursive_removal fs 4 C 38 26d 27d 💬 1 [26d]
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 21d 27d
linux-next test error: WARNING: suspicious RCU usage in proc_sys_compare fs -1 7 25d 28d
WARNING in minix_rename fs -1 syz error 7 21d 35d
general protection fault in pidfs_free_pid fs 2 C done 990 35d 36d 💬 4 [35d]
KMSAN: uninit-value in fsnotify_connector_destroy_workfn fs 7 1 44d 40d PATCH [40d]
KASAN: slab-use-after-free Read in send_sigio fs 19 1 72d 63d
BUG: unable to handle kernel paging request in drop_sysctl_table fs 8 syz 6 61d 76d 💬 1 [75d]
general protection fault in do_move_mount (3) fs 10 C done done 570 48d 76d 💬 3 [16d]
BUG: unable to handle kernel paging request in alloc_fs_context efi fs 8 C 11 54d 79d 💬 3 [68d]
kernel BUG in __filemap_add_folio mm fs -1 C done 217 10h08m 95d
INFO: task hung in vfs_rename (2) fs 1 C error 13 11d 98d PATCH [70d]
INFO: task hung in page_cache_ra_order fs mm 1 C done 36 7d10h 98d 💬 1 [97d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 8 10d 101d 💬 2 [7d06h]
WARNING: bad unlock balance in traverse fs 4 C 40 14d 153d
WARNING: bad unlock balance in seq_read_iter fs 4 C 37 11d 179d PATCH [178d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 34 2h44m 188d PATCH [113d]
WARNING in minix_rmdir fs -1 C inconclusive 48 5h25m 202d
possible deadlock in __configfs_open_file fs 4 C 26 32d 219d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 38d 220d
WARNING in minix_unlink fs -1 C inconclusive 384 1d21h 249d 💬 6 [246d]
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 3003 2h45m 255d 💬 1 [114d]
INFO: task hung in do_rmdir (6) fs 1 C error inconclusive 48 29d 277d 💬 1 [7d05h]
INFO: rcu detected stall in sys_readlink (5) mm fs 1 syz done 31 35d 284d
INFO: task hung in do_coredump (3) fs 1 C done 360 1d11h 285d 💬 4 [21d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 107 1d19h 293d 💬 1 [7d06h]
possible deadlock in input_inject_event usb fs 4 C done 1272 10h03m 305d
BUG: unable to handle kernel NULL pointer dereference in read_cache_folio fs 10 C 12 67d 306d PATCH [287d]
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3641 22d 330d 💬 1 [15d]
WARNING in iov_iter_revert (5) fs -1 C error error 7 1d21h 343d
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 23 11d 378d PATCH [378d]
general protection fault in iter_file_splice_write fs 2 C done 2782 33m 435d PATCH [267d]
INFO: rcu detected stall in sys_close (7) fs bpf 1 C error 10 76d 466d
KASAN: null-ptr-deref Write in do_pagemap_cmd fs 12 C inconclusive done 17 64d 512d PATCH [116d]
BUG: soft lockup in pipe_read fs mm 1 syz 5 174d 551d
INFO: rcu detected stall in dput (8) mm fs 1 C done 417 3h36m 576d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 330d 595d PATCH [354d]
go runtime error fs 2 syz error inconclusive 23 128d 614d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error 110 18d 661d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 36 5d04h 748d PATCH [390d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 210d 801d 💬 2 [799d]
INFO: task hung in synchronize_rcu (4) net fs 1 C done error 898 1d16h 817d 💬 6 [361d]
WARNING in invalidate_bh_lru fs -1 C done done 5265 122d 950d 💬 5 [505d]
WARNING in do_mkdirat fs -1 C error error 481 16h09m 969d 💬 22 [533d]
WARNING in path_openat fs -1 C error done 159 34d 970d 💬 1 [533d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1864 1d14h 991d 💬 2 [350d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4475 13h23m 1027d 💬 2 [326d]
WARNING in inc_nlink (3) fs -1 C error error 6853 3d17h 1230d 💬 1 [376d]
INFO: task hung in filename_create (4) fs 1 C error error 2233 3d05h 1316d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 66 7d19h 1324d PATCH [656d]
possible deadlock in input_event (2) fs 4 C inconclusive 6064 20h30m 1357d 💬 3 [376d]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 2 56d 1469d 💬 4 [1450d]
memory leak in path_openat (2) fs 3 C 5 597d 1623d 💬 1 [1623d]
INFO: task can't die in wait_on_page_bit_common mm fs 1 C done 5 1443d 1796d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1246d 1833d 💬 1 [1833d]
INFO: task hung in do_read_cache_page (3) mm fs 1 C done inconclusive 88 1113d 2010d 💬 2 [1904d]
moderation (84):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: unable to handle kernel paging request in page_cache_ra_unbounded mm fs 8 1 5d15h 1d15h
KCSAN: data-race in __xa_clear_mark / filemap_write_and_wait_range (2) fs mm 6 1 1d18h 1d18h
KCSAN: data-race in init_file / prepare_creds (2) fs 6 1 2d20h 2d20h
KCSAN: data-race in atime_needs_update / setattr_copy (2) fs 6 1 3d03h 3d03h
KCSAN: data-race in pipe_lock / pipe_release (16) fs 6 1 6d04h 6d04h
BUG: corrupted list in chown_common fs 8 1 11d 7d12h
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 3 17h39m 14d
KCSAN: data-race in generic_fillattr / setattr_copy (4) fs 6 1 14d 14d
WARNING in unlock_mount (2) fs -1 1 16d 15d
KCSAN: data-race in inode_update_timestamps / inode_update_timestamps (4) fs 6 1 15d 15d
KCSAN: data-race in aio_read_events / iocb_put (12) fs 6 1 17d 17d
KCSAN: data-race in d_invalidate / fast_dput (5) fs 6 1 18d 18d
KCSAN: data-race in pipe_poll / pipe_release (11) fs 6 1 19d 19d
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 5 3d21h 20d
KCSAN: data-race in d_delete / do_coredump (2) fs 6 1 21d 21d
WARNING in vfs_utimes (4) fs -1 1 26d 22d
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts (2) fs 6 2 12d 23d
WARNING in chmod_common (3) fs -1 1 28d 24d
KCSAN: data-race in __dentry_kill / d_alloc_parallel (5) fs 6 1 25d 25d
BUG: sleeping function called from invalid context in freader_get_folio fs 5 32 22d 25d
KASAN: out-of-bounds Read in proc_pid_stack (2) fs 17 1 30d 26d
WARNING in file_seek_cur_needs_f_lock (2) fs -1 1 30d 26d
KASAN: slab-use-after-free Read in dnotify_handle_event fs 19 1 34d 30d
KASAN: stack-out-of-bounds Read in unwind_next_frame (4) fs 17 2 18h22m 33d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (9) mm fs 6 1 34d 34d
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (4) fs 6 1 36d 36d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 2 16d 37d
WARNING in do_new_mount (5) fs -1 1 43d 39d
possible deadlock in lookup_one_unlocked (2) fs 4 1 47d 43d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 78 2h57m 44d
KCSAN: data-race in __dentry_kill / __dentry_kill (6) fs 6 4 2d12h 46d
KCSAN: data-race in fifo_open / pipe_poll fs 6 1 49d 49d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 2 36d 49d
KCSAN: data-race in atime_needs_update / inode_set_ctime_to_ts fs 6 1 52d 52d
KCSAN: data-race in file_update_time / inode_update_timestamps (4) fs 6 1 53d 53d
KASAN: slab-use-after-free Write in __ep_remove fs 24 1 58d 54d
general protection fault in proc_fill_cache fs 2 1 63d 59d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 6 10d 61d
WARNING in lookup_slow (4) fs -1 6 7d01h 64d
general protection fault in ib_free_port_attrs rdma fs 8 4 5d07h 65d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (7) fs mm 6 5 35d 66d
WARNING in dqput (2) fs -1 5 14d 68d
KCSAN: data-race in filemap_write_and_wait_range / xas_clear_mark (2) fs mm 6 3 45d 68d
upstream test error: KCSAN: data-race in dont_mount / lookup_fast fs -1 2 43d 78d
KMSAN: uninit-value in __folio_cancel_dirty fs mm 7 1 86d 82d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 5 9d23h 87d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (3) fs mm -1 3 31d 90d
WARNING in do_rmdir fs -1 5 17d 99d
possible deadlock in page_cache_ra_unbounded (2) fs mm 4 3 27d 103d
KCSAN: data-race in __dentry_kill / d_set_d_op (20) fs 6 3 36d 111d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range fs mm 6 8 20h53m 119d
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp (2) fs 6 3 52d 127d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 16 20d 136d
WARNING in cleanup_mnt (5) fs -1 7 53d 150d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) fs mm 6 107 3h07m 174d
KASAN: slab-out-of-bounds Read in seq_printf fs 19 5 79d 184d
KCSAN: data-race in __d_lookup / __d_rehash (9) fs 6 14 2d09h 214d
KCSAN: data-race in drop_nlink / generic_fillattr (9) fs 6 7 53d 228d
KCSAN: data-race in __d_instantiate / step_into (3) fs 6 13 5d15h 243d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 511 2h22m 252d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 14 11d 258d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 35 8d20h 289d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 32 12d 297d
BUG: corrupted list in vfs_setxattr fs 8 28 3d06h 301d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 100 4d18h 384d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 73 1h55m 393d
KCSAN: data-race in pollwake / pollwake (5) fs 6 524 1d13h 400d 💬 2 [41d]
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 31 6d04h 406d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 133 12h44m 423d
KCSAN: data-race in touch_atime / touch_atime (3) fs 6 340 16h57m 428d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 531 10h03m 448d
WARNING in vfs_setxattr (3) fs -1 395 6h21m 468d
WARNING in chown_common fs -1 113 5d13h 470d
WARNING in do_mknodat (3) fs -1 178 14d 515d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 6 366 2h22m 543d
KCSAN: data-race in do_select / pollwake (2) fs 6 1666 1d09h 598d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 440 11d 599d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 1972 15h47m 600d
KCSAN: data-race in d_delete / step_into (6) fs 6 804 6d11h 600d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4738 3h33m 1494d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1532 3h42m 1768d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) mm fs 6 4089 10h51m 2058d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2089 3h07m 2063d
corrupted report (2) fs -1 959336 now 2666d