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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 26
Parent subsystem(s): fs (150)
open (30):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in kernfs_find_and_get_ns kernfs 4 1 8d06h 4d06h
INFO: task hung in do_rmdir (7) kernfs 1 C error 3 12d 8d07h
KASAN: slab-use-after-free Read in kernfs_new_node kernfs 19 1 34d 30d
INFO: task hung in seq_read_iter kernfs squashfs 1 syz error 4 18d 42d
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 3 14d 66d
inconsistent lock state in valid_state (6) comedi kernfs 4 2 85d 84d
possible deadlock in kernfs_node_dentry kernfs 4 1 99d 95d
possible deadlock in kernfs_add_one kernfs 4 10 28d 158d
possible deadlock in kernfs_remove kernfs 4 C error done 92 50d 160d 💬 3 [47d]
BUG: unable to handle kernel paging request in kernfs_remove_by_name_ns kernfs 12 51 37d 160d
WARNING: locking bug in kernfs_remove_by_name_ns kernfs 4 30 40d 164d
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 4 15d 167d
possible deadlock in do_page_mkwrite (3) kernfs 4 6 30d 210d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 29 16d 222d
INFO: task hung in sb_start_write (2) kernfs 1 106 1d18h 233d
possible deadlock in kernfs_fop_readdir kernfs 4 115 22h19m 273d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 3201 5h51m 285d 💬 2 [16d]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done 42 1d01h 450d
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 132 5d01h 454d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 119 3d12h 459d 💬 1 [16d]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 41 10d 510d
possible deadlock in walk_component (4) kernfs 4 C 79 43d 511d 💬 1 [79d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 130 4d16h 586d
INFO: task hung in kernfs_add_one kernfs 1 C error done 75 12d 593d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 571 3d08h 613d 💬 3 [16d]
possible deadlock in kernfs_seq_start kernfs 4 C done error 260 3h38m 624d 💬 8 [172d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 31 23d 791d
INFO: rcu detected stall in sys_unshare (9) kernfs 1 C inconclusive done 94 1d12h 793d 💬 1 [16d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders kernfs smc -1 C unreliable error 469 447d 1152d PATCH [935d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 542 6d02h 1525d 💬 3 [16d]
moderation (4):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in kernfs_iop_getattr / kernfs_iop_permission kernfs 6 1 2h45m 2h45m
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 3 24d 54d
KCSAN: data-race in inode_set_ctime_to_ts / inode_set_ctime_to_ts (2) kernfs 6 2 24d 77d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 920 9h57m 766d