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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 26
Parent subsystem(s): fs (139)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: suspicious RCU usage in kernfs_put kernfs 4 1 41d 37d PATCH [31d]
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 7 13d 38d
possible deadlock in kernfs_iop_setattr kernfs 4 10 20h21m 53d
possible deadlock in kernfs_link_sibling (2) kernfs 4 4185 now 61d 💬 1 [18d]
possible deadlock in __kernfs_remove (3) kernfs 4 12 44m 81d
INFO: rcu detected stall in cleanup_net (8) net kernfs 1 C error 30 31d 124d
INFO: task hung in do_rmdir (7) kernfs 1 C error error 3 124d 134d
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 2335 14h36m 193d
possible deadlock in kernfs_add_one kernfs 4 19 3d20h 285d
possible deadlock in kernfs_remove kernfs prio:high 4 C error done 1048 25m 286d 💬 3 [18d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 68d 293d
possible deadlock in do_page_mkwrite (3) kernfs 4 9 54d 337d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 33 1d01h 348d PATCH [2d01h]
INFO: task hung in sb_start_write (2) kernfs 1 124 2d07h 360d
possible deadlock in kernfs_fop_readdir kernfs 4 220 2d08h 399d
possible deadlock in kernfs_iop_getattr kernfs prio:low 4 C done 6496 2h42m 412d 💬 2 [18d]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 49 9d13h 576d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 129 4h35m 586d 💬 1 [18d]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 49 2d08h 636d PATCH [2d01h]
possible deadlock in walk_component (4) kernfs 4 C 79 169d 637d 💬 1 [205d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 138 20d 712d
INFO: task hung in kernfs_add_one kernfs 1 C error done 90 8d23h 720d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 641 5h31m 739d 💬 3 [18d]
possible deadlock in kernfs_seq_start kernfs 4 C done error 325 2d18h 750d 💬 8 [112d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 39 5d14h 918d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 574d 1278d PATCH [1061d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 603 1d20h 1651d 💬 3 [18d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in kernfs_new_node (2) kernfs 19 3 4d00h 1d20h
stack segment fault in kernfs_rename_ns (2) kernfs 2 1 36d 32d PATCH [13d]
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath kernfs 6 55 21h12m 119d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 1121 10h45m 892d