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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 34d 30d PATCH [24d]
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 7 6d01h 31d
possible deadlock in kernfs_iop_setattr kernfs 4 8 20h31m 46d
possible deadlock in kernfs_link_sibling (2) kernfs 4 3437 1h34m 54d 💬 1 [11d]
possible deadlock in __kernfs_remove (3) kernfs 4 10 5h11m 74d
KMSAN: uninit-value in inode_set_ctime_to_ts kernfs 7 19 5d06h 85d
INFO: rcu detected stall in cleanup_net (8) net kernfs 1 C error 30 24d 117d
INFO: task hung in do_rmdir (7) kernfs 1 C error error 3 117d 127d
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 2331 5h23m 186d
possible deadlock in kernfs_add_one kernfs 4 18 29d 278d
possible deadlock in kernfs_remove kernfs 4 C error done 865 4h25m 279d 💬 3 [11d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 61d 286d
possible deadlock in do_page_mkwrite (3) kernfs 4 9 47d 330d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 31 46d 342d
INFO: task hung in sb_start_write (2) kernfs 1 122 32d 353d
possible deadlock in kernfs_fop_readdir kernfs 4 219 5d19h 392d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 6336 16h13m 405d 💬 2 [11d]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 49 2d14h 570d
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 139 63d 574d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 128 24d 579d 💬 1 [11d]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 44 14d 629d
possible deadlock in walk_component (4) kernfs 4 C 79 162d 630d 💬 1 [198d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 138 13d 705d
INFO: task hung in kernfs_add_one kernfs 1 C error done 90 2d00h 713d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 611 16m 733d 💬 3 [11d]
possible deadlock in kernfs_seq_start kernfs 4 C done error 324 1d05h 744d 💬 8 [105d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 38 7d21h 911d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 567d 1271d PATCH [1054d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 602 1d00h 1645d 💬 3 [11d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
stack segment fault in kernfs_rename_ns (2) kernfs 2 1 29d 25d PATCH [6d14h]
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath kernfs 6 52 2d23h 112d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 1109 10h40m 885d