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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 21
Parent subsystem(s): fs (103)
open (18):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in kernfs_path_from_node kernfs C error 5 8d18h 4d22h
possible deadlock in mnt_want_write (4) kernfs 1 9d09h 5d09h
WARNING in kernfs_new_node (3) kernfs 2 7d12h 28d
possible deadlock in walk_component (4) kernfs 1 33d 29d
INFO: task hung in eventpoll_release_file (2) kernfs C error 422 17h00m 56d
possible deadlock in kernfs_fop_write_iter kernfs 14 52d 77d
INFO: task hung in kernfs_dop_revalidate (4) kernfs C error 47 8d21h 104d
kernel panic: corrupted stack end in hub_event (3) kernfs 47 45d 105d
INFO: task hung in do_unlinkat (5) kernfs 64 4h18m 106d
INFO: task hung in kernfs_add_one usb kernfs C error 41 4d11h 111d
WARNING in kernfs_get (5) kernfs syz inconclusive 63 2d16h 131d 💬 3 [69d]
INFO: task hung in do_renameat2 (2) kernfs ext4 132 1d18h 133d
possible deadlock in kernfs_seq_start kernfs C done 59 4d03h 142d 💬 7 [129d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs C 10 4d05h 309d
INFO: rcu detected stall in sys_openat (3) mm kernfs C error 89 1d17h 379d
possible deadlock in lookup_slow (3) kernfs 326 3d23h 425d
INFO: rcu detected stall in kernfs_fop_release kernfs C error 4 97d 716d 💬 1 [716d]
WARNING in kernfs_remove_by_name_ns (3) kernfs C error 256 3d23h 1043d 💬 3 [34d]
moderation (3):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in kernfs_add_one kernfs 1 8d13h 4d13h
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (10) kernfs 1 19d 19d
KCSAN: data-race in set_nlink / set_nlink kernfs 508 7h49m 284d