kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 32
Parent subsystem(s): fs (148)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in location_store kernfs prio:low 4 syz, C inconclusive 26 8d18h 17d
INFO: rcu detected stall in kernfs_fop_release (3) kernfs prio:normal 1 syz, C error 1 22d 18d
stack segment fault in kernfs_rename_ns (2) prio:high kernfs 2 6 14d 18d PATCH [139d]
WARNING in generic_access_phys kernfs prio:low -1 syz, C 35 3h34m 22d
possible deadlock in get_from_partial_node prio:high kernfs acpica 4 2 23d 28d
possible deadlock in nvmf_dev_show prio:low kernfs 4 115 4d20h 46d
possible deadlock in autofs_notify_daemon (3) prio:low kernfs 4 20 1h13m 46d
INFO: rcu detected stall in netlink_sendmsg (6) prio:low kernfs 1 syz, C error 44 22h48m 50d
possible deadlock in kernfs_remove_by_name_ns (2) prio:high kernfs 4 2710 17m 64d
KASAN: slab-use-after-free Read in kernfs_get (4) prio:high actionable kernfs 19 1 79d 75d
possible deadlock in kernfs_fop_write_iter (3) prio:low kernfs 4 20 2h34m 76d
WARNING in __kernfs_new_node prio:high kernfs -1 8 81d 96d
KASAN: slab-use-after-free Read in __kernfs_new_node prio:high actionable kernfs 19 3 82d 97d PATCH [94d]
KASAN: slab-use-after-free Read in clear_tfile_check_list prio:high kernfs 19 syz, C 414 105d 121d PATCH [58d]
BUG: unable to handle kernel paging request in kernfs_rename_ns prio:high kernfs 8 9 59d 164d
possible deadlock in kernfs_iop_setattr prio:low kernfs 4 20 8d01h 180d
possible deadlock in kernfs_link_sibling (2) prio:low kernfs 4 C 8037 36m 187d 💬 4 [25d]
INFO: rcu detected stall in cleanup_net (8) prio:normal kernfs 1 syz, C error inconclusive 37 22d 250d
possible deadlock in kernfs_unlink_sibling (2) prio:low kernfs 4 2383 5h57m 319d
possible deadlock in kernfs_add_one prio:high btrfs kernfs 4 28 2d22h 411d
possible deadlock in kernfs_remove prio:high kernfs 4 syz, C error done 1988 10h17m 412d 💬 3 [19d]
INFO: rcu detected stall in kernfs_fop_open (7) prio:high kernfs 1 syz, C error error 17 2h55m 419d PATCH [18d]
possible deadlock in kernfs_fop_readdir prio:high kernfs 4 240 15d 525d
possible deadlock in kernfs_iop_getattr prio:low kernfs 4 syz, C done 8305 2d05h 538d 💬 2 [144d]
INFO: rcu detected stall in sys_readlink (5) prio:normal kernfs 1 syz done error 63 5d13h 703d
INFO: task hung in fdget_pos fs kernfs prio:normal 1 syz, C inconclusive inconclusive 173 1d12h 712d 💬 1 [19d]
possible deadlock in walk_component (4) kernfs 4 syz, C 79 296d 763d 💬 1 [331d]
INFO: task hung in kernfs_dop_revalidate (4) prio:high kernfs 1 syz, C error error 148 15d 839d
INFO: task hung in kernfs_add_one usb kernfs 1 syz, C error done 104 33d 846d
WARNING in kernfs_get (5) prio:high kernfs -1 syz inconclusive error 753 70d 866d 💬 3 [82d]
possible deadlock in kernfs_seq_start prio:low kernfs 4 syz, C done error 859 16h41m 877d 💬 8 [19d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 syz, C 44 56d 1044d
INFO: rcu detected stall in sys_unshare (9) prio:high kernfs mm 1 syz, C inconclusive done 183 1d23h 1045d 💬 1 [19d]
possible deadlock in lookup_slow (3) prio:low kernfs nfs 4 syz, C unreliable 533 1d03h 1160d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders kernfs smc -1 syz, C unreliable error 469 700d 1404d PATCH [1188d]
possible deadlock in input_event (2) kernfs 4 syz, C inconclusive error 7546 68d 1775d 💬 3 [103d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 syz, C error 664 1d07h 1778d 💬 3 [19d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: workqueue lockup in uhid_device_add_worker kernfs prio:high -1 1 4d15h 15h07m
BUG: soft lockup in usbdev_ioctl prio:low kernfs 1 1 70d 66d
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath prio:low kernfs 6 102 2h58m 245d
KCSAN: data-race in set_nlink / set_nlink prio:low kernfs 6 1258 23h09m 1018d