syzbot: fs subsystem

fs subsystem

List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 676
Parent subsystem(s): kernel (88)
Child subsystems: afs (4) autofs (2) bfs (5) btrfs (36) cifs (0) erofs (0) exfat (20) ext4 (69) f2fs (11) fscrypt (1) fsverity (0) fuse (8) gfs2 (32) hfs (23) iomap (2) isofs (1) jffs2 (3) jfs (73) kernfs (40) netfs (1) nfs (10) nilfs (8) ntfs3 (21) ocfs2 (39) orangefs (0) overlayfs (3) 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	30d	34d
KASAN: slab-use-after-free Read in filename_mkdirat actionable prio:high fs	19				1	55d	48d
possible deadlock in page_cache_ra_order prio:high mm fs	4				9	2d14h	50d
INFO: rcu detected stall in __fsnotify_parent (3) prio:high fs	1	syz	error	error	2	14d	62d	💬 1 [10d]
possible deadlock in hugetlbfs_fallocate prio:low fs mm	4				2	62d	64d
possible deadlock in dump_user_range prio:low fs	4				3	39d	68d
kernel BUG in sock_release prio:normal fs	-1				2	68d	89d
KASAN: slab-use-after-free Read in proc_invalidate_siblings_dcache (2) prio:high fs	19				4	40d	180d
INFO: rcu detected stall in inotify_add_watch prio:low modules fs	1	syz	error	error	2	156d	182d
KASAN: use-after-free Read in hpfs_bplus_lookup fs prio:high	19	C	error	error	11	26d	185d	PATCH [18d]
INFO: rcu detected stall in pivot_root prio:high fs	1	syz			1	203d	199d
BUG: corrupted list in vfs_setxattr fs	8				62	96d	203d
memory leak in adfs_init_fs_context prio:low fs	3	C			2	1d21h	219d	PATCH [217d]
WARNING in sched_mm_cid_fork prio:low fs mm	-1	C	error	error	332	167d	229d	PATCH [208d]
KASAN: null-ptr-deref Read in drop_buffers (5) prio:high fs	11				14	36d	252d	PATCH [221d]
INFO: rcu detected stall in sys_symlink (6) prio:high fs mm	1	C	error	inconclusive	6	72d	266d
KASAN: use-after-free Read in hpfs_count_dnodes prio:high fs	19	C	error	error	9	76d	266d	💬 1 [265d]
INFO: rcu detected stall in eventpoll_release_file (2) prio:normal fs	1	C	error	error	1	189d	284d
WARNING in path_noexec (2) prio:low fs mm	-1	C	error		27195	21d	293d	PATCH [283d]
INFO: task hung in writeback_iter (3) prio:high fs mm	1	C	error	error	20	21d	326d	PATCH [180d]
INFO: rcu detected stall in blkdev_release (3) prio:normal block fs	1				103	8d04h	350d
KASAN: use-after-free Read in hpfs_get_ea prio:high fs	19	C	error		9631	1h00m	368d	PATCH [18d]
INFO: task hung in __iterate_supers prio:high fs	1	C	error		8615	3h09m	411d
kernel BUG in __filemap_add_folio prio:low fs mm	-1	C	done		2045	7h20m	451d	PATCH [214d]
INFO: task hung in page_cache_ra_order prio:low fs mm	1	C	done		121	20h33m	454d	💬 1 [453d]
INFO: task hung in do_coredump (3) prio:high fs	1	C	done	error	361	195d	641d	💬 4 [377d]
INFO: task hung in fdget_pos fs kernfs prio:normal	1	C	inconclusive	inconclusive	143	4d20h	649d	💬 1 [19d]
possible deadlock in input_inject_event prio:high usb fs	4	C	done	error	3956	35d	661d	PATCH [276d]
INFO: task hung in bch2_journal_reclaim_thread (2) fs	1	C	done	error	1574	291d	667d	💬 3 [297d]
INFO: task hung in page_cache_ra_unbounded (2) fs mm	1	C	done	error	3651	179d	686d	💬 1 [182d]
WARNING in bch2_trans_put prio:high fs	-1	C	done	error	519	275d	794d	💬 2 [266d]
INFO: rcu detected stall in sys_close (7) prio:high fs	1	C	error		21	25d	822d
BUG: soft lockup in pipe_read fs mm	1	syz			5	530d	907d
INFO: rcu detected stall in dput (8) prio:low fs	1	C	done	error	635	183d	932d
WARNING: proc registration bug in bcm_connect fs	-1	C	inconclusive	inconclusive	322	686d	951d	PATCH [710d]
INFO: task hung in user_get_super (2) prio:high fs	1	C	error		2026	2d11h	974d
UBSAN: shift-out-of-bounds in befs_check_sb prio:high fs	-1	C	error	done	79	44d	1104d	PATCH [746d]
INFO: task hung in synchronize_rcu (4) prio:high fs net	1	C	done	error	4093	4h39m	1173d	💬 8 [10d]
WARNING in do_mkdirat prio:high fs	-1	C	error	error	747	161d	1325d	💬 22 [889d]
WARNING in path_openat prio:high fs	-1	C	error	done	211	5d05h	1326d	💬 1 [10d]
INFO: task hung in lookup_slow (3) fs prio:high	1	C	unreliable		1998	14d	1347d	💬 2 [10d]
INFO: task hung in path_openat (7) fs	1	C	unreliable		4864	6d19h	1383d	💬 2 [41d]
WARNING in inc_nlink (3) fs prio:low	-1	C	error	error	7057	1d02h	1586d	💬 1 [72d]
INFO: task hung in filename_create (4) fs prio:high	1	C	error	error	2679	9d08h	1672d
possible deadlock in input_event (2) fs	4	C	inconclusive		7546	5d15h	1713d	💬 3 [41d]
INFO: task hung in sys_io_destroy fs	1	C	inconclusive	inconclusive	3	130d	1825d	💬 4 [1806d]
INFO: task can't die in wait_on_page_bit_common fs mm	1	C	done		5	1799d	2152d
INFO: rcu detected stall in seq_read (2) fs	1	C	done	error	5	1602d	2189d	💬 1 [2189d]
INFO: task hung in do_read_cache_page (3) mm fs	1	C	done	inconclusive	88	1469d	2366d	💬 2 [2260d]

Title	Rank 🛈	Count	Last	Reported	Discussions
KCSAN: data-race in ksys_write / ksys_write (14) fs	6	1	1d07h	1d07h
WARNING in __start_renaming fs prio:high	-1	1	8d09h	4d08h
KCSAN: data-race in lookup_fast / shrink_dentry_list (14) fs race:benign prio:low	6	1	11d	11d
KCSAN: data-race in init_file / prepare_creds (3) fs race:benign prio:low	6	1	14d	14d
KCSAN: data-race in __lookup_mnt / __umount_mnt fs race:benign prio:low	6	1	14d	14d
KCSAN: data-race in __d_lookup / __d_rehash (12) fs race:benign prio:high	6	1	15d	15d
WARNING in V1_minix_truncate fs prio:high	-1	1	19d	15d
KCSAN: data-race in dentry_unlink_inode / path_openat (4) fs race:benign prio:low	6	2	13d	17d
KCSAN: data-race in __fsnotify_parent / d_make_discardable (2) fs race:benign prio:high	6	2	11d	18d
KCSAN: data-race in __wb_writeout_add / writeout_period (6) fs mm race:benign prio:high	6	1	20d	20d
KASAN: vmalloc-out-of-bounds Read in fanotify_read fs	17	1	27d	23d
KCSAN: data-race in d_make_discardable / dentry_kill fs race:benign prio:low	6	5	2d17h	25d
KCSAN: data-race in __d_instantiate / path_lookupat (2) fs race:benign prio:low	6	1	27d	27d
KCSAN: data-race in d_lru_del / dentry_kill fs race:benign prio:low	6	2	18h14m	27d
KCSAN: data-race in ___d_drop / __d_lookup (4) race:benign prio:low fs	6	1	32d	32d
BUG: soft lockup in file_free fs	1	1	38d	34d
KCSAN: data-race in d_invalidate / fast_dput (7) race:benign prio:high fs	6	1	34d	34d
KCSAN: data-race in dentry_kill / fast_dput race:benign prio:high fs	6	36	11h56m	35d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (6) prio:high fs mm	-1	3	6d02h	36d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (10) race:benign prio:high mm fs	6	1	38d	38d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (12) race:benign prio:high fs mm	6	1	39d	39d
KCSAN: data-race in fprop_new_period / fprop_reflect_period_percpu (12) race:benign prio:low fs mm	6	1	41d	41d
WARNING in filename_mkdirat (2) prio:high fs	-1	14	4d13h	44d
WARNING in minix_put_super prio:low fs	-1	1	48d	44d
WARNING in notify_change (10) prio:high fs	-1	1	53d	49d
KMSAN: uninit-value in alloc_fd prio:high fs	7	1	56d	52d
KCSAN: data-race in __d_instantiate / lookup_fast (13) race:benign prio:low fs	6	1	52d	52d
WARNING in do_mmap prio:low mm fs	-1	1	60d	56d
kernel BUG in vxfs_read_olt prio:normal fs	-1	1	60d	56d
KMSAN: uninit-value in __d_lookup_rcu prio:high fs	7	2	27d	65d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (9) race:benign prio:low fs mm	6	2	20d	66d
WARNING in file_remove_privs_flags prio:low fs	-1	8	7d07h	69d	PATCH [4d23h]
KCSAN: data-race in generic_fillattr / inode_set_ctime_current (4) race:benign prio:low fs	6	3	27d	70d
general protection fault in seq_read_iter (2) prio:low fs	2	1	77d	73d
WARNING in filename_unlinkat prio:high fs	-1	1	85d	81d
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp (5) prio:low fs	6	3	25d	82d
WARNING in V2_minix_truncate prio:low fs	-1	3	74d	99d
kernel BUG in bdev_getblk prio:low fs	-1	2	52d	101d
kernel BUG in qlist_free_all (4) prio:high net fs	-1	3	60d	119d
kernel BUG in set_ps_flags prio:low fs	-1	6	23d	127d
WARNING in do_loopback (4) prio:high fs	-1	7	7d22h	141d
WARNING in do_new_mount (6) prio:normal fs	-1	10	20h58m	152d
WARNING in filename_mknodat prio:high fs	-1	19	67d	153d
KCSAN: data-race in __dentry_kill / __dentry_kill (7) prio:high fs	6	17	38d	168d
KCSAN: data-race in __dentry_kill / step_into_slowpath prio:low fs	6	7	41d	168d
KCSAN: data-race in __d_drop / fast_dput (3) prio:low fs	6	159	36d	175d
KCSAN: data-race in __dentry_kill / lookup_fast (15) race:benign prio:low fs	6	15	39d	176d
KCSAN: data-race in __dentry_kill / d_make_discardable prio:low fs	6	27	45d	197d
KASAN: slab-use-after-free Read in shrink_dentry_list prio:high fs	19	19	40d	203d
KCSAN: data-race in d_delete / path_lookupat prio:low fs	6	51	2d00h	222d
KCSAN: data-race in d_make_discardable / lookup_fast prio:low fs	6	125	12h34m	224d
KCSAN: data-race in fill_mg_cmtime / simple_unlink prio:low fs	6	79	12h35m	224d
KCSAN: data-race in d_make_discardable / step_into_slowpath prio:low fs	6	221	1d15h	224d
KCSAN: data-race in d_make_discardable / path_lookupat prio:low fs	6	117	21h02m	225d
KCSAN: data-race in d_make_discardable / do_readlinkat prio:low fs	6	117	3d05h	226d
KCSAN: data-race in d_delete / step_into_slowpath prio:low fs	6	106	4h02m	228d
KCSAN: data-race in __follow_mount_rcu / d_set_mounted prio:low fs	6	17	7d07h	229d
KCSAN: data-race in dont_mount / step_into_slowpath prio:low fs	6	66	3d16h	230d
KCSAN: data-race in dont_mount / path_lookupat prio:low fs	6	25	5h58m	230d
KCSAN: data-race in dentry_unlink_inode / step_into_slowpath prio:low fs	6	446	2h42m	230d
KASAN: slab-use-after-free Read in seq_printf prio:high fs	19	8	13d	286d
KCSAN: data-race in fifo_open / wait_for_partner (6) prio:low fs	6	317	3d18h	370d
KCSAN: data-race in filemap_read / filemap_read (6) prio:low fs	6	584	43d	400d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) prio:low fs	6	40	5d12h	417d
WARNING in lookup_slow (4) prio:high fs	-1	23	16d	420d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) prio:low mm fs	6	953	14d	608d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) prio:low fs	6	79	6d08h	645d
KCSAN: data-race in generic_fillattr / touch_atime (4) prio:low fs	6	77	12d	653d
KCSAN: data-race in generic_fillattr / inode_add_bytes prio:low fs	6	211	5h50m	740d
KCSAN: data-race in d_delete / lookup_fast (7) prio:low fs	6	159	7d02h	749d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) prio:low fs	6	53	10d	762d
KCSAN: data-race in touch_atime / touch_atime (3) prio:high fs	6	741	1d04h	784d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) prio:low mm fs	6	869	28d	804d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current prio:low fs	6	526	2d17h	954d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) prio:high mm fs	6	5445	11h46m	1850d
KCSAN: data-race in __xa_set_mark / xas_find_marked prio:low fs mm	6	1680	9h52m	2124d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) prio:low fs mm	6	4159	21d	2414d
KCSAN: data-race in xas_find_marked / xas_set_mark prio:low fs mm	6	2580	1d07h	2419d