kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 32
Parent subsystem(s): fs (142)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in location_store prio:low kernfs 4 syz, C inconclusive 26 8h01m 45d
INFO: rcu detected stall in kernfs_fop_release (3) prio:normal kernfs 1 syz, C error 2 23d 46d
stack segment fault in kernfs_rename_ns (2) prio:high kernfs 2 6 42d 46d PATCH [167d]
WARNING in generic_access_phys prio:low kernfs -1 syz, C 54 21d 49d
possible deadlock in get_from_partial_node prio:high kernfs acpica 4 2 51d 55d
possible deadlock in nvmf_dev_show prio:low kernfs 4 149 6h31m 73d
possible deadlock in autofs_notify_daemon (3) prio:low kernfs 4 C 38 3d23h 74d 💬 1 [20d]
INFO: rcu detected stall in netlink_sendmsg (6) prio:low kernfs net mm 1 syz, C error 59 2d11h 78d
possible deadlock in kernfs_remove_by_name_ns (2) prio:high kernfs 4 3878 1h07m 92d
KASAN: slab-use-after-free Read in __kernfs_new_node prio:high actionable kernfs 19 3 110d 124d PATCH [9d21h]
KASAN: slab-use-after-free Read in clear_tfile_check_list prio:high kernfs 19 syz, C 414 132d 149d PATCH [86d]
BUG: unable to handle kernel paging request in kernfs_rename_ns prio:high kernfs 8 9 86d 192d
possible deadlock in kernfs_iop_setattr prio:low kernfs 4 20 35d 207d
possible deadlock in kernfs_link_sibling (2) prio:low kernfs 4 C 8736 1h16m 215d 💬 4 [53d]
INFO: rcu detected stall in cleanup_net (8) prio:normal kernfs 1 syz, C error inconclusive 37 49d 278d
possible deadlock in kernfs_unlink_sibling (2) prio:low kernfs 4 2398 20h22m 347d
possible deadlock in kernfs_add_one prio:high btrfs kernfs 4 43 14h02m 439d
possible deadlock in kernfs_remove prio:high kernfs 4 syz, C error done 2137 1h08m 440d 💬 3 [16d]
INFO: rcu detected stall in kernfs_fop_open (7) prio:high kernfs 1 syz, C error error 19 14d 447d PATCH [46d]
possible deadlock in kernfs_fop_readdir prio:high kernfs 4 241 17d 553d
possible deadlock in kernfs_iop_getattr prio:low kernfs 4 syz, C done 8678 5h20m 566d 💬 2 [172d]
INFO: rcu detected stall in sys_readlink (5) prio:normal kernfs 1 syz done error 65 3d11h 730d
INFO: task hung in fdget_pos fs kernfs prio:normal 1 syz, C inconclusive inconclusive 190 12h25m 740d 💬 1 [16d]
possible deadlock in walk_component (4) kernfs 4 syz, C 79 323d 791d 💬 1 [359d]
INFO: task hung in kernfs_dop_revalidate (4) prio:high kernfs 1 syz, C error error 148 43d 866d
INFO: task hung in kernfs_add_one usb kernfs 1 syz, C error done 104 61d 874d
WARNING in kernfs_get (5) prio:high kernfs -1 syz inconclusive error 753 98d 894d 💬 3 [109d]
possible deadlock in kernfs_seq_start prio:low kernfs 4 syz, C done error 80 (+971) 4d18h 905d 💬 8 [47d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 syz, C 44 83d 1072d
INFO: rcu detected stall in sys_unshare (9) prio:high kernfs mm 1 syz, C inconclusive done 189 1d19h 1073d 💬 1 [23d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders kernfs smc -1 syz, C unreliable error 469 728d 1432d PATCH [1215d]
possible deadlock in input_event (2) kernfs 4 syz, C inconclusive error 7546 96d 1803d 💬 3 [131d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 syz, C error 715 3h01m 1806d 💬 3 [16d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: workqueue lockup in uhid_device_add_worker prio:high kernfs -1 2 7d03h 28d
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath prio:low kernfs 6 105 3d17h 273d
KCSAN: data-race in set_nlink / set_nlink prio:low kernfs 6 1278 14h17m 1046d