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kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 26
Parent subsystem(s): fs (138)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: suspicious RCU usage in kernfs_put kernfs 4 1 38d 34d PATCH [27d]
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 7 9d10h 34d
possible deadlock in kernfs_iop_setattr kernfs 4 9 1d01h 50d
possible deadlock in kernfs_link_sibling (2) kernfs 4 3752 23m 58d 💬 1 [14d]
possible deadlock in __kernfs_remove (3) kernfs 4 11 1d03h 77d
INFO: rcu detected stall in cleanup_net (8) net kernfs 1 C error 30 27d 121d
INFO: task hung in do_rmdir (7) kernfs 1 C error error 3 120d 131d
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 2333 1d12h 189d
possible deadlock in kernfs_add_one kernfs 4 19 5h51m 281d
possible deadlock in kernfs_remove kernfs prio:high 4 C error done 956 10m 283d 💬 3 [14d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 64d 289d
possible deadlock in do_page_mkwrite (3) kernfs 4 9 51d 333d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 31 49d 345d
INFO: task hung in sb_start_write (2) kernfs 1 123 2d11h 356d
possible deadlock in kernfs_fop_readdir kernfs 4 219 9d04h 396d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 6375 2h00m 408d 💬 2 [14d]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 49 5d23h 573d
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 139 67d 577d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 128 3d08h 582d 💬 1 [14d]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 48 1d20h 633d
possible deadlock in walk_component (4) kernfs 4 C 79 166d 633d 💬 1 [202d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 138 16d 709d
INFO: task hung in kernfs_add_one kernfs 1 C error done 90 5d09h 716d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 626 3h35m 736d 💬 3 [14d]
possible deadlock in kernfs_seq_start kernfs 4 C done error 324 4d14h 747d 💬 8 [108d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 39 2d00h 914d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 570d 1274d PATCH [1058d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 602 4d09h 1648d 💬 3 [14d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
stack segment fault in kernfs_rename_ns (2) kernfs 2 1 32d 28d PATCH [9d23h]
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath kernfs 6 53 2d15h 115d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 1116 19h24m 888d