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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 26
Parent subsystem(s): fs (136)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: suspicious RCU usage in kernfs_put kernfs 4 1 32d 28d PATCH [22d]
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 7 3d15h 28d
possible deadlock in kernfs_iop_setattr kernfs 4 7 6d18h 44d
possible deadlock in kernfs_link_sibling (2) kernfs 4 3179 12m 52d 💬 1 [9d04h]
possible deadlock in __kernfs_remove (3) kernfs 4 9 6d22h 71d
KMSAN: uninit-value in inode_set_ctime_to_ts kernfs 7 19 2d19h 82d
INFO: rcu detected stall in cleanup_net (8) net kernfs 1 C error 30 21d 115d
INFO: task hung in do_rmdir (7) kernfs 1 C error error 3 114d 125d
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 2329 18h07m 183d
possible deadlock in kernfs_add_one kernfs 4 18 26d 275d
possible deadlock in kernfs_remove kernfs 4 C error done 816 12m 277d 💬 3 [9d04h]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 58d 284d
possible deadlock in do_page_mkwrite (3) kernfs 4 9 45d 327d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 31 44d 339d
INFO: task hung in sb_start_write (2) kernfs 1 122 29d 350d
possible deadlock in kernfs_fop_readdir kernfs 4 219 3d09h 390d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 6312 9h30m 402d 💬 2 [9d04h]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 49 4h25m 567d
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 139 61d 571d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 128 22d 576d 💬 1 [9d04h]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 44 11d 627d
possible deadlock in walk_component (4) kernfs 4 C 79 160d 628d 💬 1 [196d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 138 10d 703d
INFO: task hung in kernfs_add_one kernfs 1 C error done 89 8d01h 710d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 603 1d23h 730d 💬 3 [9d04h]
possible deadlock in kernfs_seq_start kernfs 4 C done error 324 12d 741d 💬 8 [102d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 38 5d10h 908d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 564d 1269d PATCH [1052d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 601 3d23h 1642d 💬 3 [9d04h]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
stack segment fault in kernfs_rename_ns (2) kernfs 2 1 26d 22d PATCH [4d04h]
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath kernfs 6 52 13h31m 109d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 1105 6h33m 883d