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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 26
Parent subsystem(s): fs (153)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in kernfs_iop_setattr kernfs 4 2 5d22h 8d21h
possible deadlock in kernfs_link_sibling (2) kernfs 4 1023 42m 16d 💬 1 [15d]
possible deadlock in __kernfs_remove (3) kernfs 4 2 34d 36d
KMSAN: uninit-value in inode_set_ctime_to_ts kernfs 7 7 1d07h 47d
INFO: rcu detected stall in cleanup_net (8) kernfs net 1 C error 28 20d 79d
possible deadlock in kernfs_find_and_get_ns kernfs 4 1 89d 85d
INFO: task hung in do_rmdir (7) kernfs 1 C error error 3 79d 89d
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 1275 22m 148d
INFO: rcu detected stall in hub_event (2) usb kernfs 1 C error 460 5d06h 225d
possible deadlock in kernfs_add_one kernfs 4 16 2d18h 240d
possible deadlock in kernfs_remove kernfs 4 C error done 340 3h49m 241d 💬 3 [3d02h]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 23d 248d
possible deadlock in do_page_mkwrite (3) kernfs 4 9 9d14h 292d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 31 8d12h 303d
INFO: task hung in sb_start_write (2) kernfs 1 121 25d 315d
possible deadlock in kernfs_fop_readdir kernfs 4 201 17h51m 354d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 5587 5h28m 367d 💬 2 [3d02h]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 47 23h13m 531d
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 139 25d 536d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 127 1d19h 541d 💬 1 [35d]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 42 31d 591d
possible deadlock in walk_component (4) kernfs 4 C 79 124d 592d 💬 1 [160d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 136 12d 667d
INFO: task hung in kernfs_add_one kernfs 1 C error done 84 3d16h 675d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 586 5d10h 694d 💬 3 [3d02h]
possible deadlock in kernfs_seq_start kernfs 4 C done error 313 7d04h 705d 💬 8 [67d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 34 25d 872d
possible deadlock in lookup_slow (3) kernfs 4 C 442 8d00h 988d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 529d 1233d PATCH [1016d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 582 3d00h 1606d 💬 3 [3d02h]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in kernfs_get (3) kernfs 19 1 55d 51d
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath kernfs 6 35 1d22h 74d
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 4 59d 136d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 1050 4h24m 847d