syzbot

 sign-in | mailing list | source | docs
🐞 Open [1564]
≡ Subsystems
🐞 Fixed [6187]
🐞 Invalid [15516]
⬇ Missing Backports [178]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 23
Parent subsystem(s): fs (139)
open (28):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in kernfs_fop_readdir kernfs 1 5d14h 1d14h
KMSAN: uninit-value in __kernfs_remove kernfs 1 13d 9d19h
possible deadlock in kernfs_iop_getattr kernfs C 6 4d10h 14d
UBSAN: shift-out-of-bounds in idr_get_free kernfs 1 56d 52d
INFO: task hung in pipe_write (6) kernfs netfs C done 10 3d18h 55d
UBSAN: shift-out-of-bounds in radix_tree_delete_item bcachefs kernfs C done done 3 57d 59d 💬 2 [26d]
possible deadlock in mnt_want_write (5) kernfs 1 94d 90d
INFO: task hung in __generic_file_fsync (5) kernfs C inconclusive done 8 37d 102d 💬 1 [22h10m]
INFO: task hung in chmod_common (5) kernfs exfat C inconclusive error 11 39d 104d
general protection fault in kernfs_dop_revalidate kernfs syz 8 41d 139d
KASAN: slab-out-of-bounds Read in __radix_tree_delete kernfs bcachefs syz 1 143d 139d
possible deadlock in __kernfs_remove (2) kernfs C 4772 18m 157d
INFO: task hung in do_rmdir (6) kernfs C error inconclusive 37 8d02h 172d
possible deadlock in kernfs_fop_write_iter (2) kernfs 29 25d 183d
INFO: rcu detected stall in statfs (3) kernfs input usb syz 1 193d 189d
KASAN: slab-use-after-free Read in kernfs_add_one kernfs 6 38d 199d
WARNING in kernfs_new_node (3) kernfs syz error error 22 37d 238d
possible deadlock in walk_component (4) kernfs C 20 19d 239d 💬 1 [70d]
INFO: task hung in kernfs_dop_revalidate (4) kernfs C error 101 1d20h 314d
INFO: task hung in kernfs_add_one kernfs C error done 62 3d07h 322d
WARNING in kernfs_get (5) kernfs syz inconclusive 319 2h49m 341d 💬 3 [26d]
possible deadlock in kernfs_seq_start kernfs C done 86 9d15h 352d 💬 8 [119d]
INFO: task hung in evict (2) kernfs btrfs squashfs C done 596 11h22m 425d
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs C 16 85d 519d
possible deadlock in lookup_slow (3) kernfs 343 31d 635d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders kernfs smc C unreliable error 469 176d 880d PATCH [663d]
INFO: rcu detected stall in kernfs_fop_release kernfs usb C error 5 175d 926d 💬 1 [926d]
WARNING in kernfs_remove_by_name_ns (3) kernfs C error 377 9h22m 1253d 💬 3 [26d]
moderation (2):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (7) kernfs 2 31d 35d
KCSAN: data-race in set_nlink / set_nlink kernfs 689 21h19m 494d