syzbot


Out of 184 bugs, 160 were automatically obsoleted (18 due to revoked reproducers), 24 were invalidated by users.
Applied filters: Label=subsystems:kernfs (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
possible deadlock in mnt_want_write (6) kernfs 4 1 77d 73d
KMSAN: uninit-value in __kernfs_remove kernfs 7 1 146d 142d
possible deadlock in __kernfs_remove (2) kernfs 4 C 4976 122d 290d
general protection fault in kernfs_dop_revalidate kernfs 7 syz done 8 173d 272d
WARNING: fs/kernfs/dir.c:LINE at kernfs_new_node, CPU: kworker/NUM:NUM/NUM kernfs -1 1 69d 69d
INFO: task hung in __generic_file_fsync (5) kernfs 1 C inconclusive done 8 170d 234d
KASAN: slab-use-after-free Read in kernfs_add_one kernfs 19 6 171d 332d
INFO: rcu detected stall in ib_unregister_work kernfs 1 1 174d 174d
UBSAN: shift-out-of-bounds in idr_get_free kernfs -1 1 188d 184d
UBSAN: shift-out-of-bounds in radix_tree_delete_item bcachefs kernfs -1 C done done 3 190d 192d
INFO: task hung in kernfs_seq_start kernfs 1 1 186d 186d
INFO: rcu detected stall in statfs (3) kernfs input usb 1 syz 1 326d 322d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (7) kernfs 6 2 164d 168d
KASAN: slab-out-of-bounds Read in __radix_tree_delete kernfs bcachefs 17 syz 1 276d 272d
possible deadlock in mnt_want_write (5) kernfs 4 1 227d 223d
KCSAN: data-race in inode_set_ctime_to_ts / inode_set_ctime_to_ts kernfs 6 1 202d 202d
INFO: task hung in kernfs_find_and_get_ns (5) kernfs 1 19 245d 460d
KASAN: slab-use-after-free Read in kernfs_get (2) kernfs 19 2 274d 270d
INFO: task hung in vfs_set_acl kernfs 1 1 238d 238d
INFO: rcu detected stall in cleanup_net (7) kernfs rdma bridge 1 15 271d 648d
INFO: rcu detected stall in kernfs_notify_workfn (3) kernfs 1 1 299d 299d
INFO: rcu detected stall in vfs_write (2) kernfs 1 1 314d 314d
INFO: task hung in kernfs_fop_readdir (3) kernfs 1 1 314d 314d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (6) kernfs 6 1 280d 280d
INFO: task hung in vfs_fileattr_set (3) lsm kernfs jfs 1 3 317d 354d
INFO: task hung in kernfs_remove (2) kernfs 1 2 327d 338d
possible deadlock in kernfs_path_from_node kernfs 4 C error done 5 351d 347d
possible deadlock in mnt_want_write (4) kernfs 4 1 352d 348d
INFO: task hung in lock_two_directories (2) kernfs 1 10 343d 491d
kernel panic: corrupted stack end in hub_event (3) kernfs 2 48 329d 448d
INFO: rcu detected stall in usb_new_device kernfs 1 7 359d 407d
INFO: task hung in kernfs_iop_get_link (2) kernfs 1 1 333d 333d
INFO: task hung in eventpoll_release_file (2) kernfs 1 C error done 422 343d 399d
KCSAN: data-race in __queue_delayed_work / kvfree_call_rcu kernfs bpf 6 3 312d 328d
INFO: rcu detected stall in bus_probe_device fbdev kernfs 1 3 368d 414d
INFO: rcu detected stall in __run_timers (7) kernfs 1 25 350d 454d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (5) kernfs 6 1 341d 341d
INFO: rcu detected stall in try_to_wake_up kernfs netfilter 1 4 403d 424d
INFO: rcu detected stall in run_timer_base kernfs 1 11 404d 487d
INFO: rcu detected stall in kernfs_notify_workfn (2) kernfs 1 1 406d 406d
INFO: task hung in ep_clear_and_put kernfs 1 2 409d 439d
INFO: task hung in kernfs_iop_lookup kernfs 1 1 409d 409d
possible deadlock in kernfs_fop_write_iter kernfs 4 14 394d 420d
INFO: rcu detected stall in add_timer_on kernfs 1 1 415d 415d
INFO: task hung in kernfs_fop_readdir (2) kernfs 1 1 416d 416d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (10) kernfs 6 1 362d 362d
INFO: rcu detected stall in kswapd (2) kernfs mm 1 3 395d 416d
INFO: rcu detected stall in kernfs_fop_read_iter (3) kernfs 1 6 431d 610d
inconsistent lock state in find_vmap_area input usb kernfs 4 C done inconclusive 49 822d 1140d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (4) kernfs 6 3 396d 417d
INFO: task hung in kernfs_remove kernfs 1 2 451d 452d
linux-next test error: BUG: key ADDR has not been registered! kernfs -1 4 432d 433d
KASAN: use-after-free Read in kernfs_add_one kernfs 19 C error inconclusive 39 502d 1433d
WARNING in kernfs_new_node (2) kernfs -1 1 478d 474d
possible deadlock in mnt_want_write (3) kernfs 4 9 499d 602d
BUG: using __this_cpu_add() in preemptible code in kernfs_fop_write_iter kernfs 4 1 500d 496d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (9) kernfs 6 1 451d 451d
KASAN: use-after-free Read in kernfs_next_descendant_post (2) usb kernfs 19 C inconclusive error 54 526d 1421d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (3) kernfs 6 1 471d 471d
KASAN: slab-use-after-free Read in kernfs_get kernfs 19 1 556d 556d
stack segment fault in __stack_depot_save kernfs mm net 2 C inconclusive done 3 601d 763d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (2) kernfs 6 1 562d 562d
INFO: task hung in kernfs_dop_revalidate (3) kernfs 1 1 662d 662d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (8) kernfs 6 3 610d 621d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission kernfs 6 1 620d 620d
possible deadlock in walk_component (2) kernfs 4 2 731d 768d
INFO: rcu detected stall in loop_control_ioctl kernfs 1 1 743d 743d
KCSAN: data-race in __kernfs_remove / kernfs_iop_permission kernfs 6 138 724d 850d
KCSAN: data-race in kernfs_iop_permission / kernfs_link_sibling kernfs 6 59 727d 847d
KMSAN: kernel-infoleak in kernfs_fop_read_iter kernfs 9 2 789d 791d
KASAN: slab-use-after-free Read in kernfs_xattr_get kernfs 19 1 853d 853d
KCSAN: data-race in dentry_lru_isolate / step_into (5) kernfs 6 1 813d 813d
WARNING: suspicious RCU usage in mas_state_walk (2) kernfs 4 C 18 907d 924d
KASAN: use-after-free Read in kernfs_get (2) kernfs 19 2 921d 1007d
WARNING in kernfs_get (4) kernfs -1 syz error 3 930d 933d
INFO: task hung in kernfs_remove_by_name_ns kernfs 1 7 921d 1097d
INFO: task hung in kernfs_iop_permission (3) kernfs arm 1 6 925d 999d
INFO: task hung in kernfs_dop_revalidate (2) kernfs 1 3 939d 992d
INFO: task hung in kernfs_find_and_get_ns (4) kernfs 1 1 957d 957d
WARNING in kernfs_find_and_get_node_by_id kernfs -1 C done inconclusive 302 1008d 1025d
general protection fault in kernfs_get_inode kernfs 2 C error done 10 1043d 1055d
BUG: corrupted list in kernfs_unlink_open_file kernfs 8 1 926d 922d
KCSAN: data-race in __radix_tree_delete / __radix_tree_replace kernfs 6 1 951d 951d
general protection fault in kernfs_link_sibling (3) kernfs 2 5 929d 929d
BUG: unable to handle kernel NULL pointer dereference in try_to_free_buffers kernfs 10 1 963d 959d
KASAN: null-ptr-deref Read in drop_buffers kernfs 11 5 1030d 1030d
inconsistent lock state in try_to_wake_up kernfs 4 1 1040d 1036d
INFO: task hung in kernfs_fop_readdir kernfs 1 2 1024d 1027d
KASAN: use-after-free Write in kernfs_path_from_node_locked kernfs 24 C done 9 1723d 1729d
INFO: task hung in kernfs_find_and_get_ns (3) kernfs 1 1 1038d 1038d
upstream boot error: BUG: unable to handle kernel paging request in kernfs_new_node kernfs -1 1 1104d 1100d
upstream boot error: BUG: unable to handle kernel NULL pointer dereference in qlist_free_all kernfs -1 1 1104d 1100d
upstream boot error: BUG: unable to handle kernel paging request in kernfs_create_dir_ns kernfs -1 1 1108d 1105d
INFO: task hung in kernfs_dop_revalidate kernfs 1 syz unreliable inconclusive 2 1134d 1160d
INFO: task hung in kernfs_iop_permission (2) kernfs 1 3 1107d 1200d
KASAN: use-after-free Read in kernfs_get kernfs 19 8 1138d 1260d
usb-testing boot error: BUG: unable to handle kernel paging request in kernfs_dop_revalidate kernfs -1 1 1092d 1092d
KASAN: use-after-free Read in kernfs_xattr_get kernfs 19 1 1150d 1146d
linux-next boot error: kernel BUG in __phys_addr kernfs -1 3 1105d 1109d
memory leak in iget_locked kernfs usb 3 syz 1 1647d 1645d
INFO: task hung in __kernfs_remove kernfs 1 1 1148d 1148d
KCSAN: data-race in cleanup_glue_dir / kernfs_link_sibling (2) kernfs 6 1 1093d 1093d
INFO: rcu detected stall in kernfs_fop_open (3) kernfs 1 2 1160d 1209d
KASAN: use-after-free Read in kernfs_link_sibling kernfs 19 1 1164d 1160d
INFO: rcu detected stall in clone3 (2) kernfs 1 1 1170d 1170d
KASAN: use-after-free Read in kernfs_active kernfs 19 1 1179d 1175d
INFO: rcu detected stall in sys_clone3 kernfs 1 1 1191d 1191d
INFO: rcu detected stall in newfstatat (2) kernfs 1 2 1191d 1226d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (7) kernfs 6 1 1148d 1148d
KCSAN: data-race in __radix_tree_delete / radix_tree_iter_tag_clear kernfs 6 1 1166d 1166d
KASAN: use-after-free Read in kernfs_activate kernfs 19 2 1261d 1269d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (6) kernfs 6 3 1230d 1259d
INFO: rcu detected stall in sys_unshare (6) kernfs 1 1 1288d 1288d
INFO: rcu detected stall in sys_newfstatat (2) kernfs 1 1 1290d 1290d
WARNING: locking bug in __kernfs_remove (2) kernfs 4 1 1297d 1293d
general protection fault in __kernfs_remove kernfs 17 4 1361d 1461d
general protection fault in kernfs_find_ns kernfs 2 2 1365d 1360d
INFO: trying to register non-static key in __kernfs_remove kernfs -1 1 1382d 1378d
INFO: rcu detected stall in lo_ioctl (3) kernfs 1 2 1336d 1341d
INFO: rcu detected stall in sys_clone (5) kernfs 1 5 1322d 1422d
INFO: rcu detected stall in sys_openat (2) kernfs 1 8 1298d 1510d
KASAN: use-after-free Read in timerfd_clock_was_set kernfs 19 3 1418d 1484d
WARNING in kernfs_get (3) kernfs -1 3 1358d 1362d
INFO: rcu detected stall in sys_getdents kernfs 1 1 1391d 1391d
BUG: unable to handle kernel paging request in stack_depot_save (4) kernfs 8 1 1395d 1391d
linux-next test error: WARNING: held lock freed in kernfs_destroy_root kernfs -1 36 1360d 1368d
BUG: unable to handle kernel paging request in seq_open kernfs 8 1 1418d 1414d
general protection fault in kernfs_link_sibling (2) kernfs 2 1 1404d 1400d
BUG: corrupted list in kernfs_put_open_node (2) kernfs 8 1 1439d 1435d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (5) kernfs 6 1 1405d 1405d
general protection fault in kernfs_link_sibling kernfs 2 1 1513d 1509d
WARNING: locking bug in __kernfs_remove kernfs 4 1 1487d 1483d
WARNING in kernfs_remove_by_name_ns (2) kernfs -1 1 1561d 1557d
KASAN: use-after-free Read in kernfs_next_descendant_post kernfs 19 1 1581d 1577d
KCSAN: data-race in cleanup_glue_dir / kernfs_link_sibling kernfs 6 1 1520d 1520d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (4) kernfs 6 1 1600d 1600d
KASAN: invalid-free in bdev_free_inode kernfs 22 18 1687d 1712d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (3) kernfs 6 1 1669d 1669d
INFO: task hung in kernfs_find_and_get_ns (2) kernfs 1 1 1743d 1743d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (2) kernfs 6 2 1705d 1718d
WARNING in kernfs_get (2) kernfs -1 2 1793d 1812d
BUG: unable to handle kernel paging request in kernfs_active kernfs 8 1 1783d 1779d
BUG: unable to handle kernel paging request in qlist_free_all (6) kernfs 8 1 1785d 1781d
general protection fault in idr_remove (2) kernfs 2 1 1870d 1866d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir kernfs 6 2 1801d 1819d
general protection fault in rb_erase (3) kernfs 2 1 1875d 1871d
KCSAN: data-race in generic_fillattr / kernfs_refresh_inode kernfs 6 36 1897d 1955d
KCSAN: data-race in cleanup_glue_dir.part.0 / kernfs_unlink_sibling kernfs 6 2 1914d 1917d
BUG: unable to handle kernel NULL pointer dereference in idr_get_free kernfs 10 1 1980d 1980d
INFO: task hung in kernfs_notify_workfn (2) kernfs 1 1 2047d 2047d
KCSAN: data-race in do_dentry_open / kernfs_refresh_inode kernfs 6 11 2028d 2125d
KCSAN: data-race in generic_permission / kernfs_refresh_inode (3) kernfs 6 3 2032d 2071d
KCSAN: data-race in __fput / kernfs_refresh_inode (2) kernfs 6 3 2049d 2089d
KCSAN: data-race in kernfs_refresh_inode / may_open.isra.0 (2) kernfs 6 1 2054d 2054d
net test error: general protection fault in kernfs_find_ns kernfs -1 3 2104d 2104d
KCSAN: data-race in inode_permission / kernfs_refresh_inode kernfs 6 1 2058d 2058d
linux-next test error: general protection fault in kernfs_find_ns kernfs -1 3 2104d 2104d
WARNING in kernfs_remove_by_name_ns kernfs -1 4 2180d 2255d
KCSAN: data-race in kernfs_refresh_inode / security_file_permission kernfs 6 4 2114d 2132d
KCSAN: data-race in kernfs_refresh_inode / process_measurement kernfs 6 1 2114d 2113d
KCSAN: data-race in kernfs_refresh_inode / tomoyo_realpath_from_path kernfs 6 3 2116d 2124d
KCSAN: data-race in do_sys_open / kernfs_refresh_inode kernfs 6 1 2117d 2117d
KCSAN: data-race in kernfs_fop_open / kernfs_refresh_inode kernfs 6 2 2115d 2117d
KCSAN: data-race in generic_permission / kernfs_refresh_inode (2) kernfs 6 35 2114d 2140d
KCSAN: data-race in __fput / kernfs_refresh_inode kernfs 6 2 2120d 2122d
KCSAN: data-race in kernfs_refresh_inode / may_open.isra.0 kernfs 6 1 2130d 2129d
KCSAN: data-race in kernfs_refresh_inode / security_file_open kernfs 6 1 2121d 2121d
KCSAN: data-race in kernfs_refresh_inode / privileged_wrt_inode_uidgid kernfs 6 2 2122d 2127d
INFO: task hung in kernfs_notify_workfn kernfs 1 3 2215d 2219d
INFO: task hung in kernfs_iop_permission kernfs 1 2 2218d 2221d
INFO: task hung in kernfs_iop_get_link kernfs 1 1 2219d 2219d
INFO: task hung in kernfs_find_and_get_ns kernfs 1 2 2294d 2366d
general protection fault in idr_remove kernfs 2 2 2251d 2386d
KCSAN: data-race in generic_permission / kernfs_refresh_inode kernfs 6 20 2141d 2152d
WARNING in kernfs_activate kernfs -1 3 2323d 2302d
BUG: unable to handle kernel paging request in kmem_cache_alloc (2) kernfs 8 6 2327d 2597d
KMSAN: uninit-value in kernfs_name kernfs 7 1 2391d 2391d
KASAN: use-after-free Read in kernfs_put kernfs 19 1 2442d 2441d
INFO: rcu detected stall in kernfs_notify_workfn kernfs 1 1 2463d 2463d
BUG: unable to handle kernel paging request in kernfs_refresh_inode kernfs 8 1 2479d 2479d
KMSAN: uninit-value in kfree kernfs 7 1 2555d 2555d
KASAN: stack-out-of-bounds Read in kernfs_refresh_inode kernfs 17 1 2606d 2606d
BUG: corrupted list in kernfs_put_open_node kernfs 8 1 2666d 2666d
INFO: task hung in __fdget_pos kernfs 1 1 2709d 2709d