kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 32
Parent subsystem(s): fs (141)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in location_store prio:low kernfs 4 syz, C inconclusive 26 1d06h 46d
INFO: rcu detected stall in kernfs_fop_release (3) prio:normal kernfs 1 syz, C error 2 24d 47d
stack segment fault in kernfs_rename_ns (2) prio:high kernfs 2 6 43d 47d PATCH [168d]
WARNING in generic_access_phys prio:low kernfs -1 syz, C 54 22d 50d
possible deadlock in get_from_partial_node prio:high kernfs acpica 4 2 52d 56d
possible deadlock in nvmf_dev_show prio:low kernfs 4 154 8h40m 74d
possible deadlock in autofs_notify_daemon (3) prio:low kernfs 4 C 38 4d21h 75d 💬 1 [21d]
INFO: rcu detected stall in netlink_sendmsg (6) prio:low kernfs net mm 1 syz, C error 59 3d09h 79d
possible deadlock in kernfs_remove_by_name_ns (2) prio:high kernfs 4 3912 13m 92d
KASAN: slab-use-after-free Read in __kernfs_new_node prio:high actionable kernfs 19 3 111d 125d PATCH [10d]
KASAN: slab-use-after-free Read in clear_tfile_check_list prio:high kernfs 19 syz, C 414 133d 150d PATCH [87d]
BUG: unable to handle kernel paging request in kernfs_rename_ns prio:high kernfs 8 9 87d 193d
possible deadlock in kernfs_iop_setattr prio:low kernfs 4 20 36d 208d
possible deadlock in kernfs_link_sibling (2) prio:low kernfs 4 C 8764 37m 216d 💬 4 [53d]
INFO: rcu detected stall in cleanup_net (8) prio:normal kernfs 1 syz, C error inconclusive 37 50d 279d
possible deadlock in kernfs_unlink_sibling (2) prio:low kernfs 4 2399 2h57m 348d
possible deadlock in kernfs_remove prio:high kernfs 4 syz, C error done 2142 3h17m 441d 💬 3 [17d]
INFO: rcu detected stall in kernfs_fop_open (7) prio:high kernfs 1 syz, C error error 19 15d 448d PATCH [47d]
possible deadlock in kernfs_fop_readdir prio:high kernfs 4 241 18d 554d
possible deadlock in kernfs_iop_getattr prio:low kernfs 4 syz, C done 8678 1d03h 567d 💬 2 [173d]
INFO: rcu detected stall in sys_readlink (5) prio:normal kernfs 1 syz done error 65 4d09h 731d
INFO: task hung in fdget_pos fs kernfs prio:normal 1 syz, C inconclusive inconclusive 190 1d10h 740d 💬 1 [17d]
possible deadlock in walk_component (4) kernfs 4 syz, C 79 324d 792d 💬 1 [360d]
INFO: task hung in kernfs_dop_revalidate (4) prio:high kernfs 1 syz, C error error 148 44d 867d
INFO: task hung in kernfs_add_one usb kernfs 1 syz, C error done 104 62d 875d
INFO: rcu detected stall in sys_sendto (7) prio:low wireless kernfs 1 syz, C error error 403 63d 881d
WARNING in kernfs_get (5) prio:high kernfs -1 syz inconclusive error 753 99d 894d 💬 3 [110d]
possible deadlock in kernfs_seq_start prio:low kernfs 4 syz, C done error 80 (+977) 5d16h 905d 💬 8 [48d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 syz, C 44 84d 1072d
INFO: rcu detected stall in sys_unshare (9) prio:high kernfs mm 1 syz, C inconclusive done 189 2d18h 1074d 💬 1 [24d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 syz, C unreliable error 469 729d 1433d PATCH [1216d]
possible deadlock in input_event (2) kernfs 4 syz, C inconclusive error 7546 97d 1804d 💬 3 [132d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 syz, C error 718 3h30m 1806d 💬 3 [17d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: workqueue lockup in uhid_device_add_worker prio:high kernfs -1 2 8d02h 29d
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath prio:low kernfs 6 105 4d16h 274d
KCSAN: data-race in set_nlink / set_nlink prio:low kernfs 6 1278 1d12h 1047d