syzbot


kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 26
Parent subsystem(s): fs (148)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: suspicious RCU usage in kernfs_put kernfs 4 1 8d02h 4d02h
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 5 4d18h 4d18h
possible deadlock in kernfs_iop_setattr kernfs 4 4 23h28m 20d
possible deadlock in kernfs_link_sibling (2) kernfs 4 1850 12m 28d 💬 1 [27d]
possible deadlock in __kernfs_remove (3) kernfs 4 2 46d 47d
KMSAN: uninit-value in inode_set_ctime_to_ts kernfs 7 9 17h24m 58d
INFO: rcu detected stall in cleanup_net (8) kernfs net 1 C error 29 1d15h 91d
INFO: task hung in do_rmdir (7) kernfs 1 C error error 3 90d 101d
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 2255 now 159d
INFO: rcu detected stall in hub_event (2) usb kernfs 1 C error 469 29m 236d
possible deadlock in kernfs_add_one kernfs 4 18 2d14h 251d
possible deadlock in kernfs_remove kernfs 4 C error done 520 2h04m 253d 💬 3 [14d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 34d 259d
possible deadlock in do_page_mkwrite (3) kernfs 4 9 21d 303d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 31 20d 315d
INFO: task hung in sb_start_write (2) kernfs 1 122 5d14h 326d
possible deadlock in kernfs_fop_readdir kernfs 4 216 3d09h 366d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 5804 1h11m 378d 💬 2 [14d]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 47 12d 543d
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 139 37d 547d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 127 13d 552d 💬 1 [47d]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 42 43d 603d
possible deadlock in walk_component (4) kernfs 4 C 79 136d 604d 💬 1 [172d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 137 5d00h 679d
INFO: task hung in kernfs_add_one kernfs 1 C error done 85 10d 686d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 593 1d21h 706d 💬 3 [14d]
possible deadlock in kernfs_seq_start kernfs 4 C done error 323 22h48m 717d 💬 8 [78d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 35 4d14h 884d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 540d 1245d PATCH [1028d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 592 5h01m 1618d 💬 3 [14d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath kernfs 6 41 3d16h 85d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 1065 6h01m 858d