syzbot


kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 21
Parent subsystem(s): fs (123)
open (23):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in __kernfs_remove (2) kernfs C 395 2h19m 12d
WARNING: locking bug in kernfs_path_from_node kernfs C done 87 4h23m 19d PATCH [7d12h]
INFO: task hung in do_rmdir (6) kernfs jfs C error 33 7d16h 27d
possible deadlock in kernfs_fop_write_iter (2) kernfs 7 3d17h 37d
INFO: task hung in fdget_pos kernfs C inconclusive 71 8d14h 42d
INFO: rcu detected stall in statfs (3) usb kernfs input syz 1 48d 44d
KASAN: slab-use-after-free Read in kernfs_add_one kernfs 4 5d11h 54d
possible deadlock in input_inject_event kernfs 253 3d16h 54d
possible deadlock in kernfs_path_from_node kernfs C error done 5 74d 70d
possible deadlock in mnt_want_write (4) kernfs 1 74d 70d
WARNING in kernfs_new_node (3) kernfs 6 7d01h 93d
possible deadlock in walk_component (4) kernfs 5 14d 94d
INFO: task hung in eventpoll_release_file (2) kernfs C error done 422 65d 121d
INFO: task hung in kernfs_dop_revalidate (4) kernfs C error 69 9d23h 169d
kernel panic: corrupted stack end in hub_event (3) kernfs 48 52d 171d
INFO: task hung in kernfs_add_one usb kernfs C error 54 7d21h 177d
WARNING in kernfs_get (5) kernfs syz inconclusive 145 2d02h 196d 💬 3 [5d19h]
possible deadlock in kernfs_seq_start kernfs C done 66 6d10h 207d 💬 8 [12d]
INFO: rcu detected stall in sys_close (7) bpf kernfs C error 5 30d 216d
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs C 15 23d 374d
possible deadlock in lookup_slow (3) kernfs 335 13d 490d
INFO: rcu detected stall in kernfs_fop_release kernfs usb C error 5 30d 781d 💬 1 [781d]
WARNING in kernfs_remove_by_name_ns (3) kernfs C error 291 1d10h 1108d 💬 3 [5d19h]
moderation (3):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (6) kernfs 1 3d05h 3d05h
KCSAN: data-race in __queue_delayed_work / kvfree_call_rcu kernfs bpf 3 34d 50d
KCSAN: data-race in set_nlink / set_nlink kernfs 571 13h22m 349d