syzbot: fs subsystem

fs subsystem

List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 676
Parent subsystem(s): kernel (85)
Child subsystems: afs (4) autofs (1) bfs (5) btrfs (35) cifs (0) erofs (0) exfat (22) ext4 (68) f2fs (11) fscrypt (1) fsverity (0) fuse (8) gfs2 (32) hfs (23) iomap (1) isofs (1) jffs2 (3) jfs (73) kernfs (39) netfs (1) nfs (12) nilfs (8) ntfs3 (20) ocfs2 (40) orangefs (0) overlayfs (4) squashfs (1) udf (8) v9fs (4) xfs (13)

Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Discussions
KASAN: slab-use-after-free Read in dentry_kill prio:high actionable fs	19				3	32d	36d
KASAN: slab-use-after-free Read in filename_mkdirat actionable prio:high fs	19				1	57d	50d
possible deadlock in page_cache_ra_order prio:high mm fs	4				9	4d12h	52d
INFO: rcu detected stall in __fsnotify_parent (3) prio:high fs	1	syz	error	error	2	16d	64d	💬 1 [12d]
possible deadlock in hugetlbfs_fallocate prio:low fs mm	4				2	64d	66d
possible deadlock in dump_user_range prio:low fs	4				3	41d	69d
kernel BUG in sock_release prio:normal fs	-1				2	70d	91d
KASAN: slab-use-after-free Read in proc_invalidate_siblings_dcache (2) prio:high fs	19				4	42d	182d
INFO: rcu detected stall in inotify_add_watch prio:low fs modules	1	syz	error	error	2	158d	184d
KASAN: use-after-free Read in hpfs_bplus_lookup fs prio:high	19	C	error	error	11	28d	187d	PATCH [20d]
INFO: rcu detected stall in pivot_root prio:high fs	1	syz			1	205d	201d
BUG: corrupted list in vfs_setxattr fs	8				62	98d	205d
memory leak in adfs_init_fs_context prio:low fs	3	C			2	3d19h	221d	PATCH [219d]
WARNING in sched_mm_cid_fork prio:low mm fs	-1	C	error	error	332	169d	231d	PATCH [210d]
KASAN: null-ptr-deref Read in drop_buffers (5) prio:high fs	11				14	38d	254d	PATCH [223d]
INFO: rcu detected stall in sys_symlink (6) prio:high fs mm	1	C	error	inconclusive	6	74d	268d
KASAN: use-after-free Read in hpfs_count_dnodes prio:high fs	19	C	error	error	9	78d	268d	💬 1 [267d]
INFO: rcu detected stall in eventpoll_release_file (2) prio:normal fs	1	C	error	error	1	191d	286d
WARNING in path_noexec (2) prio:low fs mm	-1	C	error		27195	23d	295d	PATCH [284d]
INFO: task hung in writeback_iter (3) prio:high fs mm	1	C	error	error	20	23d	328d	PATCH [182d]
INFO: rcu detected stall in blkdev_release (3) prio:normal fs	1				103	10d	352d
KASAN: use-after-free Read in hpfs_get_ea prio:high fs	19	C	error		9691	3h27m	370d	PATCH [20d]
INFO: task hung in __iterate_supers prio:high fs	1	C	error		8618	now	412d
kernel BUG in __filemap_add_folio prio:low fs mm	-1	C	done		2046	23h07m	453d	PATCH [216d]
INFO: task hung in page_cache_ra_order prio:low mm fs	1	C	done		121	2d18h	456d	💬 1 [455d]
INFO: task hung in do_coredump (3) prio:high fs	1	C	done	error	361	197d	643d	💬 4 [379d]
INFO: task hung in fdget_pos fs kernfs prio:normal	1	C	inconclusive	inconclusive	143	6d18h	651d	💬 1 [21d]
possible deadlock in input_inject_event prio:high fs	4	C	done	error	3956	37d	663d	PATCH [278d]
INFO: task hung in bch2_journal_reclaim_thread (2) fs	1	C	done	error	1574	293d	669d	💬 3 [299d]
INFO: task hung in page_cache_ra_unbounded (2) fs mm	1	C	done	error	3651	180d	688d	💬 1 [184d]
WARNING in bch2_trans_put prio:high fs	-1	C	done	error	519	277d	796d	💬 2 [268d]
INFO: rcu detected stall in sys_close (7) prio:high fs	1	C	error		21	27d	824d
BUG: soft lockup in pipe_read fs mm	1	syz			5	532d	909d
INFO: rcu detected stall in dput (8) prio:low fs	1	C	done	error	635	185d	934d
WARNING: proc registration bug in bcm_connect fs	-1	C	inconclusive	inconclusive	322	688d	953d	PATCH [712d]
INFO: task hung in user_get_super (2) prio:high fs	1	C	error		2026	4d09h	976d
UBSAN: shift-out-of-bounds in befs_check_sb prio:high fs	-1	C	error	done	79	46d	1106d	PATCH [748d]
INFO: task hung in synchronize_rcu (4) prio:high fs net	1	C	done	error	4109	49m	1175d	💬 8 [12d]
WARNING in do_mkdirat prio:high fs	-1	C	error	error	747	163d	1327d	💬 22 [890d]
WARNING in path_openat prio:high fs	-1	C	error	done	211	7d03h	1328d	💬 1 [12d]
INFO: task hung in lookup_slow (3) fs prio:high	1	C	unreliable		1998	16d	1349d	💬 2 [12d]
INFO: task hung in path_openat (7) fs	1	C	unreliable		4864	8d17h	1385d	💬 2 [43d]
WARNING in inc_nlink (3) fs prio:low	-1	C	error	error	7059	5h22m	1588d	💬 1 [74d]
INFO: task hung in filename_create (4) fs prio:high	1	C	error	error	2679	11d	1673d
possible deadlock in input_event (2) fs	4	C	inconclusive		7546	7d13h	1715d	💬 3 [43d]
INFO: task hung in sys_io_destroy fs	1	C	inconclusive	inconclusive	3	132d	1827d	💬 4 [1808d]
INFO: task can't die in wait_on_page_bit_common fs mm	1	C	done		5	1801d	2153d
INFO: rcu detected stall in seq_read (2) fs	1	C	done	error	5	1604d	2191d	💬 1 [2191d]
INFO: task hung in do_read_cache_page (3) fs mm	1	C	done	inconclusive	88	1471d	2368d	💬 2 [2262d]

Title	Rank 🛈	Count	Last	Reported	Discussions
KCSAN: data-race in ksys_write / ksys_write (14) fs race:benign prio:low	6	1	3d05h	3d05h
WARNING in __start_renaming fs prio:high	-1	1	10d	6d07h
KCSAN: data-race in lookup_fast / shrink_dentry_list (14) fs race:benign prio:low	6	1	13d	13d
KCSAN: data-race in init_file / prepare_creds (3) fs race:benign prio:low	6	1	15d	15d
KCSAN: data-race in __lookup_mnt / __umount_mnt fs race:benign prio:low	6	1	16d	16d
KCSAN: data-race in __d_lookup / __d_rehash (12) fs race:benign prio:high	6	1	16d	16d
WARNING in V1_minix_truncate fs prio:high	-1	1	21d	17d
KCSAN: data-race in dentry_unlink_inode / path_openat (4) fs race:benign prio:low	6	2	15d	19d
KCSAN: data-race in __fsnotify_parent / d_make_discardable (2) fs race:benign prio:high	6	2	13d	20d
KCSAN: data-race in __wb_writeout_add / writeout_period (6) fs mm race:benign prio:high	6	1	22d	22d
KASAN: vmalloc-out-of-bounds Read in fanotify_read fs	17	1	29d	25d
KCSAN: data-race in d_make_discardable / dentry_kill fs race:benign prio:low	6	6	22h34m	27d
KCSAN: data-race in __d_instantiate / path_lookupat (2) fs race:benign prio:low	6	1	29d	29d
KCSAN: data-race in d_lru_del / dentry_kill fs race:benign prio:low	6	2	2d16h	29d
KCSAN: data-race in ___d_drop / __d_lookup (4) race:benign prio:low fs	6	1	34d	34d
BUG: soft lockup in file_free fs	1	1	40d	36d
KCSAN: data-race in d_invalidate / fast_dput (7) race:benign prio:high fs	6	1	36d	36d
KCSAN: data-race in dentry_kill / fast_dput race:benign prio:high fs	6	38	8h23m	37d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (6) prio:high fs mm	-1	3	8d00h	38d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (10) race:benign prio:high mm fs	6	1	40d	40d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (12) race:benign prio:high fs mm	6	1	41d	41d
KCSAN: data-race in fprop_new_period / fprop_reflect_period_percpu (12) race:benign prio:low fs mm	6	1	43d	43d
WARNING in filename_mkdirat (2) prio:high fs	-1	14	6d11h	46d
WARNING in minix_put_super prio:low fs	-1	1	50d	46d
WARNING in notify_change (10) prio:high fs	-1	1	55d	51d
KMSAN: uninit-value in alloc_fd prio:high fs	7	1	57d	53d
KCSAN: data-race in __d_instantiate / lookup_fast (13) race:benign prio:low fs	6	1	54d	54d
WARNING in do_mmap prio:low mm fs	-1	1	62d	58d
kernel BUG in vxfs_read_olt prio:normal fs	-1	1	62d	58d
KMSAN: uninit-value in __d_lookup_rcu prio:high fs	7	2	29d	67d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (9) race:benign prio:low fs mm	6	2	22d	68d
WARNING in file_remove_privs_flags prio:low fs	-1	9	8h55m	71d	PATCH [6d21h]
KCSAN: data-race in generic_fillattr / inode_set_ctime_current (4) race:benign prio:low fs	6	4	23h17m	72d
general protection fault in seq_read_iter (2) prio:low fs	2	1	79d	75d
WARNING in filename_unlinkat prio:high fs	-1	1	87d	83d
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp (5) prio:low fs	6	3	27d	84d
WARNING in V2_minix_truncate prio:low fs	-1	3	76d	101d
kernel BUG in bdev_getblk prio:low fs	-1	2	54d	103d
kernel BUG in qlist_free_all (4) prio:high net fs	-1	3	62d	121d
kernel BUG in set_ps_flags prio:low fs	-1	6	25d	129d
WARNING in do_loopback (4) prio:high fs	-1	7	9d20h	143d
WARNING in do_new_mount (6) prio:normal fs	-1	10	2d19h	154d
KCSAN: data-race in __dentry_kill / __dentry_kill (7) prio:high fs	6	17	40d	170d
KCSAN: data-race in __dentry_kill / step_into_slowpath prio:low fs	6	7	43d	170d
KCSAN: data-race in __d_drop / fast_dput (3) prio:low fs	6	159	38d	177d
KCSAN: data-race in __dentry_kill / lookup_fast (15) race:benign prio:low fs	6	15	41d	178d
KCSAN: data-race in __dentry_kill / d_make_discardable prio:low fs	6	27	47d	199d
KASAN: slab-use-after-free Read in shrink_dentry_list prio:high fs	19	19	42d	205d
KCSAN: data-race in d_delete / path_lookupat prio:low fs	6	51	3d22h	224d
KCSAN: data-race in d_make_discardable / lookup_fast prio:low fs	6	126	22h39m	226d
KCSAN: data-race in fill_mg_cmtime / simple_unlink prio:low fs	6	81	10h29m	226d
KCSAN: data-race in d_make_discardable / step_into_slowpath prio:low fs	6	225	8h49m	226d
KCSAN: data-race in d_make_discardable / path_lookupat prio:low fs	6	117	2d19h	227d
KCSAN: data-race in d_make_discardable / do_readlinkat prio:low fs	6	118	1d10h	228d
KCSAN: data-race in d_delete / step_into_slowpath prio:low fs	6	109	4h55m	230d
KCSAN: data-race in __follow_mount_rcu / d_set_mounted prio:low fs	6	17	9d05h	231d
KCSAN: data-race in dont_mount / step_into_slowpath prio:low fs	6	67	1d06h	232d
KCSAN: data-race in dont_mount / path_lookupat prio:low fs	6	25	2d04h	232d
KCSAN: data-race in dentry_unlink_inode / step_into_slowpath prio:low fs	6	450	8h01m	232d
KASAN: slab-use-after-free Read in seq_printf prio:high fs	19	8	14d	288d
KCSAN: data-race in fifo_open / wait_for_partner (6) prio:low fs	6	317	5d16h	372d
KCSAN: data-race in filemap_read / filemap_read (6) prio:low fs	6	584	45d	402d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) prio:low fs	6	40	7d10h	419d
WARNING in lookup_slow (4) prio:high fs	-1	23	18d	422d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) prio:low mm fs	6	953	16d	610d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) prio:low fs	6	80	17h03m	647d
KCSAN: data-race in generic_fillattr / touch_atime (4) prio:low fs	6	77	14d	655d
KCSAN: data-race in generic_fillattr / inode_add_bytes prio:low fs	6	211	2d04h	742d
KCSAN: data-race in d_delete / lookup_fast (7) prio:low fs	6	159	9d01h	751d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) prio:low fs	6	53	12d	764d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) prio:low fs mm	6	869	30d	806d
KCSAN: data-race in atime_needs_update / touch_atime (2) prio:low fs	6	684	1d05h	901d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current prio:low fs	6	526	4d15h	956d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) prio:high mm fs	6	5449	10h02m	1852d
KCSAN: data-race in __xa_set_mark / xas_find_marked prio:low mm fs	6	1680	2d08h	2126d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) prio:low mm fs	6	4159	23d	2415d
KCSAN: data-race in xas_find_marked / xas_set_mark prio:low fs mm	6	2581	1d10h	2421d