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 18d 43d
INFO: rcu detected stall in kernfs_fop_release (3) prio:normal kernfs 1 syz, C error 2 20d 43d
stack segment fault in kernfs_rename_ns (2) prio:high kernfs 2 6 40d 44d PATCH [165d]
WARNING in generic_access_phys prio:low kernfs -1 syz, C 54 19d 47d
possible deadlock in get_from_partial_node prio:high kernfs acpica 4 2 49d 53d
possible deadlock in nvmf_dev_show prio:low kernfs 4 143 1d01h 71d
possible deadlock in autofs_notify_daemon (3) prio:low kernfs 4 C 38 1d15h 72d 💬 1 [18d]
INFO: rcu detected stall in netlink_sendmsg (6) prio:low kernfs net mm 1 syz, C error 59 3h54m 76d
possible deadlock in kernfs_remove_by_name_ns (2) prio:high kernfs 4 3720 33m 89d
KASAN: slab-use-after-free Read in __kernfs_new_node prio:high actionable kernfs 19 3 108d 122d PATCH [7d13h]
KASAN: slab-use-after-free Read in clear_tfile_check_list prio:high kernfs 19 syz, C 414 130d 147d PATCH [84d]
BUG: unable to handle kernel paging request in kernfs_rename_ns prio:high kernfs 8 9 84d 189d
possible deadlock in kernfs_iop_setattr prio:low kernfs 4 20 33d 205d
possible deadlock in kernfs_link_sibling (2) prio:low kernfs 4 C 8657 12m 213d 💬 4 [50d]
INFO: rcu detected stall in cleanup_net (8) prio:normal kernfs 1 syz, C error inconclusive 37 47d 276d
possible deadlock in kernfs_unlink_sibling (2) prio:low kernfs 4 2396 1d05h 345d
possible deadlock in kernfs_add_one prio:high btrfs kernfs 4 40 1d02h 436d
possible deadlock in kernfs_remove prio:high kernfs 4 syz, C error done 2112 2h47m 438d 💬 3 [14d]
INFO: rcu detected stall in kernfs_fop_open (7) prio:high kernfs 1 syz, C error error 19 11d 445d PATCH [44d]
possible deadlock in kernfs_fop_readdir prio:high kernfs 4 241 14d 551d
possible deadlock in kernfs_iop_getattr prio:low kernfs 4 syz, C done 8636 6h43m 563d 💬 2 [170d]
INFO: rcu detected stall in sys_readlink (5) prio:normal kernfs 1 syz done error 65 1d03h 728d
INFO: task hung in fdget_pos fs kernfs prio:normal 1 syz, C inconclusive inconclusive 188 27m 737d 💬 1 [14d]
possible deadlock in walk_component (4) kernfs 4 syz, C 79 321d 789d 💬 1 [357d]
INFO: task hung in kernfs_dop_revalidate (4) prio:high kernfs 1 syz, C error error 148 41d 864d
INFO: task hung in kernfs_add_one usb kernfs 1 syz, C error done 104 58d 871d
WARNING in kernfs_get (5) prio:high kernfs -1 syz inconclusive error 753 96d 891d 💬 3 [107d]
possible deadlock in kernfs_seq_start prio:low kernfs 4 syz, C done error 80 (+962) 2d10h 902d 💬 8 [45d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 syz, C 44 81d 1069d
INFO: rcu detected stall in sys_unshare (9) prio:high kernfs mm 1 syz, C inconclusive done 188 22h05m 1071d 💬 1 [21d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders kernfs smc -1 syz, C unreliable error 469 725d 1430d PATCH [1213d]
possible deadlock in input_event (2) kernfs 4 syz, C inconclusive error 7546 93d 1801d 💬 3 [129d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 syz, C error 684 1d03h 1803d 💬 3 [14d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: workqueue lockup in uhid_device_add_worker prio:high kernfs -1 2 4d20h 26d
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath prio:low kernfs 6 105 1d09h 270d
KCSAN: data-race in set_nlink / set_nlink prio:low kernfs 6 1275 1d20h 1044d