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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 26
Parent subsystem(s): fs (137)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: suspicious RCU usage in kernfs_put kernfs 4 1 33d 29d PATCH [23d]
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 7 4d15h 29d
possible deadlock in kernfs_iop_setattr kernfs 4 7 7d18h 45d
possible deadlock in kernfs_link_sibling (2) kernfs 4 3269 25m 53d 💬 1 [10d]
possible deadlock in __kernfs_remove (3) kernfs 4 9 7d22h 72d
KMSAN: uninit-value in inode_set_ctime_to_ts kernfs 7 19 3d19h 83d
INFO: rcu detected stall in cleanup_net (8) net kernfs 1 C error 30 22d 116d
INFO: task hung in do_rmdir (7) kernfs 1 C error error 3 115d 126d
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 2330 4h23m 184d
possible deadlock in kernfs_add_one kernfs 4 18 27d 276d
possible deadlock in kernfs_remove kernfs 4 C error done 821 10h34m 278d 💬 3 [10d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 59d 285d
possible deadlock in do_page_mkwrite (3) kernfs 4 9 46d 328d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 31 45d 340d
INFO: task hung in sb_start_write (2) kernfs 1 122 30d 351d
possible deadlock in kernfs_fop_readdir kernfs 4 219 4d09h 391d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 6331 now 403d 💬 2 [10d]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 49 1d04h 568d
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 139 62d 572d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 128 23d 577d 💬 1 [10d]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 44 12d 628d
possible deadlock in walk_component (4) kernfs 4 C 79 161d 629d 💬 1 [197d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 138 11d 704d
INFO: task hung in kernfs_add_one kernfs 1 C error done 90 13h45m 711d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 603 2d22h 731d 💬 3 [10d]
possible deadlock in kernfs_seq_start kernfs 4 C done error 324 13d 742d 💬 8 [103d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 38 6d10h 909d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 565d 1270d PATCH [1053d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 601 4d23h 1643d 💬 3 [10d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
stack segment fault in kernfs_rename_ns (2) kernfs 2 1 27d 23d PATCH [5d04h]
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath kernfs 6 52 1d13h 110d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 1107 2h21m 884d