syzbot


kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 25
Parent subsystem(s): fs (147)
open (29):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in kernfs_new_node kernfs 19 1 6d03h 2d02h
general protection fault in simple_xattrs_free kernfs 10 153 37m 3d15h
INFO: task hung in seq_read_iter kernfs squashfs 1 syz error 2 4d05h 14d
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 2 21d 38d
inconsistent lock state in valid_state (6) kernfs comedi 4 2 56d 55d
possible deadlock in kernfs_node_dentry kernfs 4 1 70d 66d
possible deadlock in kernfs_add_one kernfs 4 10 2h42m 130d
possible deadlock in kernfs_remove kernfs 4 C error done 92 21d 131d 💬 3 [18d]
BUG: unable to handle kernel paging request in kernfs_remove_by_name_ns kernfs 12 51 9d01h 131d
WARNING: locking bug in kernfs_remove_by_name_ns kernfs 4 30 11d 135d
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 3 28d 138d
possible deadlock in do_page_mkwrite (3) kernfs 4 6 2d06h 181d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 28 9d14h 193d
INFO: task hung in sb_start_write (2) kernfs 1 70 6h21m 205d
possible deadlock in kernfs_fop_readdir kernfs 4 97 2d04h 244d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 2744 1d03h 256d 💬 2 [18d]
INFO: task hung in pipe_write (6) kernfs netfs 1 C done done 10 76d 298d
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 81 11d 426d
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 117 17h52m 430d 💬 1 [18d]
WARNING in kernfs_new_node (3) kernfs -1 syz error error 38 9h42m 481d
possible deadlock in walk_component (4) kernfs 4 C 79 14d 482d 💬 1 [50d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 127 2d02h 557d
INFO: task hung in kernfs_add_one kernfs 1 C error done 74 44d 565d
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 538 16h05m 584d 💬 3 [18d]
possible deadlock in kernfs_seq_start kernfs 4 C done error 147 8d21h 595d 💬 8 [143d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 30 64d 762d
INFO: rcu detected stall in sys_unshare (9) kernfs net 1 C inconclusive done 84 4d13h 764d 💬 1 [18d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 419d 1123d PATCH [906d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 534 5d17h 1496d 💬 3 [18d]
moderation (4):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 1 30d 26d
KCSAN: data-race in inode_set_ctime_to_ts / inode_set_ctime_to_ts (2) kernfs 6 1 48d 48d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (9) kernfs 6 1 52d 52d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 907 11h22m 737d