kernfs subsystem


List(s): driver-core@lists.linux.dev
Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 32
Parent subsystem(s): fs (135)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in array_state_store kernfs 4 8 12d 16d
KASAN: slab-use-after-free Read in tasklet_action_common prio:high kernfs 19 syz, C done 1345 6h05m 38d PATCH [20d]
possible deadlock in location_store prio:low kernfs 4 syz, C inconclusive 26 22d 67d
INFO: rcu detected stall in kernfs_fop_release (3) prio:normal kernfs 1 syz, C error 2 12d 68d
stack segment fault in kernfs_rename_ns (2) prio:high kernfs 2 6 64d 68d PATCH [189d]
WARNING in generic_access_phys prio:low kernfs -1 syz, C 54 44d 72d
KASAN: slab-use-after-free Write in do_bad_area prio:normal actionable driver-core kernfs 22 syz, C 9 11d 77d PATCH [66d]
possible deadlock in get_from_partial_node prio:high kernfs acpica 4 2 73d 78d
possible deadlock in nvmf_dev_show prio:low kernfs 4 186 18h26m 96d
possible deadlock in autofs_notify_daemon (3) prio:low kernfs 4 C 64 8h04m 96d 💬 1 [42d]
possible deadlock in kernfs_remove_by_name_ns (2) prio:high kernfs 4 5251 8m 114d
KASAN: slab-use-after-free Read in clear_tfile_check_list prio:high kernfs 19 syz, C 414 155d 171d PATCH [108d]
possible deadlock in kernfs_iop_setattr prio:low kernfs 4 22 4d14h 230d
possible deadlock in kernfs_link_sibling (2) prio:low kernfs 4 C 9485 31m 237d 💬 4 [75d]
INFO: rcu detected stall in cleanup_net (8) prio:normal kernfs 1 syz, C error inconclusive 37 72d 301d
possible deadlock in kernfs_unlink_sibling (2) prio:low kernfs 4 2431 15h21m 369d
possible deadlock in kernfs_remove prio:high kernfs 4 syz, C error done 2320 4h14m 462d 💬 3 [7d12h]
INFO: rcu detected stall in kernfs_fop_open (7) prio:high kernfs 1 syz, C error error 20 5d19h 469d PATCH [68d]
possible deadlock in kernfs_fop_readdir prio:high kernfs 4 241 39d 575d
possible deadlock in kernfs_iop_getattr prio:low kernfs 4 syz, C done 8770 8d15h 588d 💬 2 [194d]
INFO: rcu detected stall in sys_readlink (5) prio:normal kernfs 1 syz done error 65 25d 753d
INFO: task hung in fdget_pos fs kernfs prio:normal 1 syz, C inconclusive inconclusive 194 1d14h 762d 💬 1 [7d12h]
possible deadlock in walk_component (4) kernfs prio:low 4 syz, C 79 346d 813d 💬 1 [381d]
INFO: task hung in kernfs_dop_revalidate (4) prio:high kernfs 1 syz, C error error 148 65d 889d
INFO: task hung in kernfs_add_one usb kernfs prio:high 1 syz, C error done 105 14d 896d
WARNING in kernfs_get (5) prio:high kernfs -1 syz inconclusive error 753 120d 916d 💬 3 [132d]
possible deadlock in kernfs_seq_start prio:low kernfs 4 syz, C done error 88 (+1167) 20m 927d 💬 8 [69d]
INFO: rcu detected stall in sys_unshare (9) prio:high kernfs mm 1 syz, C inconclusive done 193 5d10h 1095d 💬 1 [14d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc driver-core kernfs -1 syz, C unreliable error 469 750d 1454d PATCH [1238d]
possible deadlock in input_event (2) kernfs 4 syz, C inconclusive error 7546 118d 1825d 💬 3 [153d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 syz, C error 738 7h25m 1828d 💬 3 [7d12h]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: workqueue lockup in uhid_device_add_worker prio:high kernfs -1 2 29d 50d
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath prio:low kernfs 6 106 8d23h 295d
KCSAN: data-race in set_nlink / set_nlink prio:low kernfs 6 1297 1d19h 1068d