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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 23
Parent subsystem(s): fs (138)
open (27):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in kernfs_fop_readdir kernfs 3 2d08h 12d
KMSAN: uninit-value in __kernfs_remove kernfs 1 24d 20d
possible deadlock in kernfs_iop_getattr kernfs C 16 14h25m 24d
UBSAN: shift-out-of-bounds in idr_get_free kernfs 1 66d 62d
INFO: task hung in pipe_write (6) kernfs netfs C done 10 14d 66d
UBSAN: shift-out-of-bounds in radix_tree_delete_item bcachefs kernfs C done done 3 68d 70d 💬 2 [37d]
INFO: task hung in __generic_file_fsync (5) kernfs C inconclusive done 8 48d 112d 💬 1 [11d]
INFO: task hung in chmod_common (5) kernfs exfat C inconclusive error 11 49d 115d
general protection fault in kernfs_dop_revalidate kernfs syz 8 51d 150d
KASAN: slab-out-of-bounds Read in __radix_tree_delete kernfs bcachefs syz 1 154d 150d
possible deadlock in __kernfs_remove (2) kernfs C 4976 7h14m 168d
INFO: task hung in do_rmdir (6) kernfs C error inconclusive 38 4d06h 182d
possible deadlock in kernfs_fop_write_iter (2) kernfs 30 7d20h 193d
INFO: rcu detected stall in statfs (3) kernfs input usb syz 1 204d 200d
KASAN: slab-use-after-free Read in kernfs_add_one kernfs 6 49d 210d
WARNING in kernfs_new_node (3) kernfs syz error error 22 48d 249d
possible deadlock in walk_component (4) kernfs C 20 30d 250d 💬 1 [81d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs C error 102 3d21h 325d
INFO: task hung in kernfs_add_one kernfs C error done 62 13d 332d
WARNING in kernfs_get (5) kernfs syz inconclusive 329 1d03h 352d 💬 3 [3d12h]
possible deadlock in kernfs_seq_start kernfs C done 89 1d06h 363d 💬 8 [130d]
INFO: task hung in evict (2) kernfs btrfs squashfs C done 678 3h16m 436d
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs C 16 96d 530d
possible deadlock in lookup_slow (3) kernfs 343 42d 646d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders kernfs smc C unreliable error 469 186d 891d PATCH [674d]
INFO: rcu detected stall in kernfs_fop_release kernfs usb C error 5 186d 937d 💬 1 [937d]
WARNING in kernfs_remove_by_name_ns (3) kernfs C error 381 2d05h 1264d 💬 3 [3d12h]
moderation (4):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in kernfs_rename_ns kernfs 2 2d21h 6h12m
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (7) kernfs 2 42d 46d
KCSAN: data-race in pollwake / pollwake (5) kernfs 389 7h04m 304d
KCSAN: data-race in set_nlink / set_nlink kernfs 697 6h16m 504d