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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 23
Parent subsystem(s): fs (130)
open (25):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in kernfs_fop_readdir kernfs 10 14h18m 21d
KMSAN: uninit-value in __kernfs_remove kernfs 1 34d 30d
possible deadlock in kernfs_iop_getattr kernfs C 29 19h01m 34d
UBSAN: shift-out-of-bounds in idr_get_free kernfs 1 76d 72d
INFO: task hung in pipe_write (6) kernfs netfs C done 10 24d 76d
UBSAN: shift-out-of-bounds in radix_tree_delete_item bcachefs kernfs C done done 3 78d 79d 💬 2 [47d]
INFO: task hung in __generic_file_fsync (5) kernfs C inconclusive done 8 57d 122d 💬 1 [21d]
INFO: task hung in chmod_common (5) kernfs exfat C inconclusive error 11 59d 124d
general protection fault in kernfs_dop_revalidate kernfs syz 8 61d 160d
possible deadlock in __kernfs_remove (2) kernfs C 4976 10d 178d
INFO: task hung in do_rmdir (6) kernfs C error inconclusive 39 12h07m 192d
possible deadlock in kernfs_fop_write_iter (2) kernfs 44 9h01m 203d
INFO: rcu detected stall in statfs (3) kernfs input usb syz 1 214d 210d
KASAN: slab-use-after-free Read in kernfs_add_one kernfs 6 59d 220d
WARNING in kernfs_new_node (3) kernfs syz error error 24 6d07h 258d
possible deadlock in walk_component (4) kernfs C 21 8d23h 259d 💬 1 [91d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs C error 102 13d 335d
INFO: task hung in kernfs_add_one kernfs C error done 64 16h25m 342d
WARNING in kernfs_get (5) kernfs syz inconclusive 335 3d13h 362d 💬 3 [13d]
possible deadlock in kernfs_seq_start kernfs C done 90 8d16h 373d 💬 8 [140d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs C 17 6d23h 540d
possible deadlock in lookup_slow (3) kernfs 343 51d 656d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs C unreliable error 469 196d 900d PATCH [684d]
INFO: rcu detected stall in kernfs_fop_release kernfs usb C error 5 195d 947d 💬 1 [947d]
WARNING in kernfs_remove_by_name_ns (3) kernfs C error 386 1d18h 1274d 💬 3 [13d]
moderation (6):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in kernfs_rename_ns kernfs 2 12d 9d23h
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (7) kernfs 2 52d 56d
KCSAN: data-race in pollwake / pollwake (5) kernfs 406 3h53m 314d
KCSAN: data-race in do_select / pollwake (2) kernfs 1432 16h16m 513d
KCSAN: data-race in set_nlink / set_nlink kernfs 703 1d23h 514d
KCSAN: data-race in do_sys_poll / pollwake kernfs 5120 16h06m 1751d