kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 31
Parent subsystem(s): fs (124)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in kernfs_iop_permission (2) kernfs prio:low 4 4 5d03h 6d05h
possible deadlock in kernfs_remove_by_name_ns (2) kernfs prio:high 4 340 1h45m 6d13h
KASAN: slab-use-after-free Read in kernfs_get (4) kernfs prio:high actionable 19 1 22d 17d
possible deadlock in kernfs_fop_write_iter (3) kernfs prio:low 4 4 10d 18d
WARNING in __kernfs_new_node prio:high kernfs -1 8 23d 38d
KASAN: slab-use-after-free Read in __kernfs_new_node prio:high actionable kernfs 19 3 25d 39d PATCH [36d]
KASAN: slab-use-after-free Read in kernfs_new_node (2) actionable prio:high kernfs 19 3 72d 56d
INFO: task hung in do_epoll_ctl_file prio:high kernfs 1 C error 10 52d 58d PATCH [8d09h]
KASAN: slab-use-after-free Read in clear_tfile_check_list prio:high kernfs 19 C 414 47d 64d PATCH [21h39m]
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 9 1d09h 106d
possible deadlock in kernfs_iop_setattr prio:low kernfs 4 16 21d 122d
possible deadlock in kernfs_link_sibling (2) prio:low kernfs 4 6762 4h31m 130d 💬 1 [55d]
possible deadlock in __kernfs_remove (3) prio:high kernfs 4 26 2d21h 149d
KMSAN: uninit-value in inode_set_ctime_to_ts prio:high kernfs 7 42 37d 160d
INFO: rcu detected stall in cleanup_net (8) prio:normal kernfs net 1 C error 33 27d 193d
INFO: task hung in do_rmdir (7) prio:high kernfs 1 C error error 3 192d 203d
possible deadlock in kernfs_unlink_sibling (2) prio:low kernfs 4 2369 2d17h 261d
possible deadlock in kernfs_add_one prio:high kernfs 4 23 47d 353d
possible deadlock in kernfs_remove prio:high kernfs 4 C error done 1689 3h17m 355d 💬 3 [24d]
INFO: rcu detected stall in kernfs_fop_open (7) prio:high kernfs 1 C error error 10 28d 362d
INFO: task hung in sb_start_write (2) prio:high kernfs 1 131 4d16h 428d
possible deadlock in kernfs_fop_readdir prio:high kernfs 4 231 10d 468d
possible deadlock in kernfs_iop_getattr prio:low kernfs 4 C done 7481 17h54m 480d 💬 2 [87d]
INFO: rcu detected stall in sys_readlink (5) prio:normal kernfs 1 syz done error 55 7d14h 645d
INFO: task hung in fdget_pos fs kernfs prio:normal 1 C inconclusive inconclusive 143 9d20h 654d 💬 1 [24d]
possible deadlock in walk_component (4) kernfs 4 C 79 238d 706d 💬 1 [274d]
INFO: task hung in kernfs_dop_revalidate (4) prio:high kernfs 1 C error error 144 26d 781d
INFO: task hung in kernfs_add_one usb kernfs 1 C error done 102 7d18h 788d
WARNING in kernfs_get (5) prio:high usb kernfs -1 syz inconclusive 753 13d 808d 💬 3 [24d]
possible deadlock in kernfs_seq_start kernfs 4 C done error 500 1d03h 819d 💬 8 [55d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 43 7d10h 986d
possible deadlock in lookup_slow (3) prio:low kernfs 4 C 484 4d21h 1102d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 642d 1347d PATCH [1130d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 628 1d13h 1720d 💬 3 [24d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: soft lockup in usbdev_ioctl kernfs prio:low 1 1 12d 8d14h
BUG: soft lockup in lo_ioctl prio:low kernfs 1 1 70d 66d
stack segment fault in kernfs_rename_ns (2) prio:high kernfs 2 2 22d 100d PATCH [82d]
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath prio:low kernfs 6 81 16h21m 187d
KCSAN: data-race in set_nlink / set_nlink prio:low kernfs 6 1205 1h55m 960d