syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1284]
≡ Subsystems
🐞 Fixed [7225]
🐞 Invalid [19105]
⬇ Missing Backports [222]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

kernfs subsystem


Maintainer(s): gregkh@linuxfoundation.org, tj@kernel.org
Fixed bugs: 31
Parent subsystem(s): fs (128)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in kernfs_get (4) kernfs prio:high actionable 19 1 10d 6d15h
possible deadlock in kernfs_fop_write_iter (3) kernfs prio:low 4 2 21h22m 7d01h
WARNING in __kernfs_new_node prio:high kernfs -1 8 12d 27d
KASAN: slab-use-after-free Read in __kernfs_new_node prio:high actionable kernfs 19 3 13d 28d PATCH [25d]
KASAN: slab-use-after-free Read in kernfs_new_node (2) actionable prio:high kernfs 19 3 61d 45d
INFO: task hung in do_epoll_ctl_file prio:high kernfs 1 C error 10 41d 47d PATCH [21d]
KASAN: slab-use-after-free Read in clear_tfile_check_list prio:high kernfs 19 C 414 36d 52d PATCH [23d]
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 8 41d 95d
possible deadlock in kernfs_iop_setattr prio:low kernfs 4 16 10d 111d
possible deadlock in kernfs_link_sibling (2) prio:low kernfs 4 6570 22m 118d 💬 1 [44d]
possible deadlock in __kernfs_remove (3) prio:high kernfs 4 24 7d01h 138d
KMSAN: uninit-value in inode_set_ctime_to_ts prio:high kernfs 7 42 26d 149d
INFO: rcu detected stall in cleanup_net (8) prio:normal kernfs net 1 C error 33 16d 181d
INFO: task hung in do_rmdir (7) prio:high kernfs 1 C error error 3 181d 191d
possible deadlock in kernfs_unlink_sibling (2) prio:low kernfs 4 2365 3d16h 250d
possible deadlock in kernfs_add_one prio:high kernfs 4 23 36d 342d
possible deadlock in kernfs_remove prio:high kernfs 4 C error done 1644 6h28m 343d 💬 3 [13d]
INFO: rcu detected stall in kernfs_fop_open (7) prio:high kernfs mm 1 C error error 10 17d 350d
INFO: task hung in sb_start_write (2) prio:high kernfs 1 130 30d 417d
possible deadlock in kernfs_fop_readdir prio:high kernfs 4 230 1d08h 456d
possible deadlock in kernfs_iop_getattr prio:low kernfs 4 C done 7258 27m 469d 💬 2 [75d]
INFO: rcu detected stall in sys_readlink (5) prio:normal kernfs mm btrfs 1 syz done error 54 3d18h 634d
INFO: task hung in fdget_pos fs kernfs prio:normal 1 C inconclusive inconclusive 142 1d22h 643d 💬 1 [13d]
possible deadlock in walk_component (4) kernfs 4 C 79 227d 694d 💬 1 [262d]
INFO: task hung in kernfs_dop_revalidate (4) prio:high kernfs 1 C error error 144 15d 770d
INFO: task hung in kernfs_add_one usb kernfs 1 C error done 101 5d03h 777d
WARNING in kernfs_get (5) prio:high usb kernfs -1 syz inconclusive 753 1d19h 797d 💬 3 [13d]
possible deadlock in kernfs_seq_start kernfs 4 C done error 499 3d21h 808d 💬 8 [44d]
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 42 18d 975d
INFO: rcu detected stall in sys_unshare (9) prio:high kernfs 1 C inconclusive done 160 1d10h 976d 💬 1 [13d]
possible deadlock in lookup_slow (3) prio:low kernfs 4 C 483 4d08h 1091d
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 631d 1335d PATCH [1119d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 623 1d16h 1709d 💬 3 [13d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: soft lockup in lo_ioctl prio:low kernfs 1 1 59d 55d
stack segment fault in kernfs_rename_ns (2) prio:high kernfs 2 2 11d 89d PATCH [70d]
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath prio:low kernfs 6 79 2d13h 176d
KCSAN: data-race in set_nlink / set_nlink prio:low kernfs 6 1192 1d01h 949d