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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 25
Parent subsystem(s): fs (136)
open (26):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in call_timer_fn (2) kernfs x86 mm 19 5 16d 16d
possible deadlock in kernfs_node_dentry kernfs 4 1 27d 23d
INFO: rcu detected stall in hub_event (2) usb kernfs 1 C error 44 1d01h 71d
possible deadlock in kernfs_add_one kernfs 4 5 5d07h 86d
possible deadlock in kernfs_remove kernfs 4 C error done 91 39d 87d 💬 3 [3d02h]
BUG: unable to handle kernel paging request in kernfs_remove_by_name_ns kernfs 12 38 6d09h 88d
WARNING: locking bug in kernfs_remove_by_name_ns kernfs 4 25 29d 92d
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 3 19d 94d
possible deadlock in do_page_mkwrite (3) kernfs 4 5 4d07h 138d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 19 16d 150d
INFO: task hung in sb_start_write (2) kernfs 1 61 6d07h 161d
possible deadlock in kernfs_fop_readdir kernfs 4 70 21h43m 200d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 2202 18h15m 213d 💬 2 [6d22h]
INFO: task hung in pipe_write (6) kernfs netfs 1 C done 10 32d 255d
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 78 7d07h 382d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 113 5d21h 387d 💬 1 [6d22h]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 36 25d 437d
possible deadlock in walk_component (4) kernfs 4 C 61 1d10h 438d 💬 1 [6d22h]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 124 5d02h 514d
INFO: task hung in kernfs_add_one kernfs 1 C error done 74 1d01h 521d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 501 5d16h 541d 💬 3 [6d22h]
possible deadlock in kernfs_seq_start kernfs 4 C done 135 2d14h 552d 💬 8 [100d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 30 20d 719d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 375d 1079d PATCH [863d]
INFO: rcu detected stall in kernfs_fop_release kernfs 1 C error 8 66d 1126d 💬 1 [1126d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 511 1d02h 1453d 💬 3 [6d22h]
moderation (4):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in inode_set_ctime_to_ts / inode_set_ctime_to_ts (2) kernfs 6 1 5d01h 5d01h
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (9) kernfs 6 1 8d16h 8d16h
KCSAN: data-race in cleanup_glue_dir / kernfs_unlink_sibling kernfs 6 1 36d 36d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 866 5h33m 693d