syzbot


Out of 164 bugs, 141 were automatically obsoleted (12 due to revoked reproducers), 23 were invalidated by users.
Applied filters: Label=subsystems:kernfs (drop)
Title Repro Cause bisect Fix bisect Count Last Reported
INFO: rcu detected stall in kernfs_notify_workfn (3) kernfs 1 111d 111d
INFO: rcu detected stall in vfs_write (2) kernfs 1 126d 126d
INFO: task hung in kernfs_fop_readdir (3) kernfs 1 126d 126d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (6) kernfs 1 93d 93d
INFO: task hung in vfs_fileattr_set (3) lsm kernfs jfs 3 129d 166d
INFO: task hung in kernfs_remove (2) kernfs 2 140d 150d
possible deadlock in kernfs_path_from_node kernfs C error done 5 163d 160d
possible deadlock in mnt_want_write (4) kernfs 1 164d 160d
INFO: task hung in lock_two_directories (2) kernfs 10 155d 303d
kernel panic: corrupted stack end in hub_event (3) kernfs 48 142d 260d
INFO: rcu detected stall in usb_new_device kernfs 7 171d 219d
INFO: task hung in kernfs_iop_get_link (2) kernfs 1 145d 145d
INFO: task hung in eventpoll_release_file (2) kernfs C error done 422 155d 211d
KCSAN: data-race in __queue_delayed_work / kvfree_call_rcu kernfs bpf 3 124d 140d
INFO: rcu detected stall in bus_probe_device fbdev kernfs 3 180d 226d
INFO: rcu detected stall in __run_timers (7) kernfs 25 162d 267d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (5) kernfs 1 153d 153d
INFO: rcu detected stall in try_to_wake_up netfilter kernfs 4 215d 236d
INFO: rcu detected stall in run_timer_base kernfs 11 216d 299d
INFO: rcu detected stall in kernfs_notify_workfn (2) kernfs 1 218d 218d
INFO: task hung in ep_clear_and_put kernfs 2 221d 251d
INFO: task hung in kernfs_iop_lookup kernfs 1 221d 221d
possible deadlock in kernfs_fop_write_iter kernfs 14 207d 232d
INFO: rcu detected stall in add_timer_on kernfs 1 227d 227d
INFO: task hung in kernfs_fop_readdir (2) kernfs 1 228d 228d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (10) kernfs 1 174d 174d
INFO: rcu detected stall in kswapd (2) mm kernfs 3 207d 228d
INFO: rcu detected stall in kernfs_fop_read_iter (3) kernfs 6 243d 422d
inconsistent lock state in find_vmap_area input usb kernfs C done inconclusive 49 634d 952d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (4) kernfs 3 208d 229d
INFO: task hung in kernfs_remove kernfs 2 263d 264d
linux-next test error: BUG: key ADDR has not been registered! kernfs 4 244d 245d
KASAN: use-after-free Read in kernfs_add_one kernfs C error inconclusive 39 315d 1245d
WARNING in kernfs_new_node (2) kernfs 1 290d 286d
possible deadlock in mnt_want_write (3) kernfs 9 311d 414d
BUG: using __this_cpu_add() in preemptible code in kernfs_fop_write_iter kernfs 1 313d 309d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (9) kernfs 1 263d 263d
KASAN: use-after-free Read in kernfs_next_descendant_post (2) usb kernfs C inconclusive error 54 338d 1233d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (3) kernfs 1 283d 283d
KASAN: slab-use-after-free Read in kernfs_get kernfs 1 369d 368d
stack segment fault in __stack_depot_save mm net kernfs C inconclusive done 3 414d 575d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (2) kernfs 1 374d 374d
INFO: task hung in kernfs_dop_revalidate (3) kernfs 1 474d 474d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (8) kernfs 3 422d 433d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission kernfs 1 432d 432d
possible deadlock in walk_component (2) kernfs 2 543d 580d
INFO: rcu detected stall in loop_control_ioctl kernfs 1 555d 555d
KCSAN: data-race in __kernfs_remove / kernfs_iop_permission kernfs 138 536d 662d
KCSAN: data-race in kernfs_iop_permission / kernfs_link_sibling kernfs 59 540d 659d
KMSAN: kernel-infoleak in kernfs_fop_read_iter kernfs 2 601d 603d
KASAN: slab-use-after-free Read in kernfs_xattr_get kernfs 1 665d 665d
KCSAN: data-race in dentry_lru_isolate / step_into (5) kernfs 1 625d 625d
WARNING: suspicious RCU usage in mas_state_walk (2) kernfs C 18 719d 736d
KASAN: use-after-free Read in kernfs_get (2) kernfs 2 733d 819d
WARNING in kernfs_get (4) kernfs syz error 3 742d 745d
INFO: task hung in kernfs_remove_by_name_ns kernfs 7 733d 910d
INFO: task hung in kernfs_iop_permission (3) kernfs arm 6 737d 811d
INFO: task hung in kernfs_dop_revalidate (2) kernfs 3 751d 804d
INFO: task hung in kernfs_find_and_get_ns (4) kernfs 1 769d 769d
WARNING in kernfs_find_and_get_node_by_id kernfs C done inconclusive 302 820d 837d
general protection fault in kernfs_get_inode kernfs C error done 10 855d 868d
BUG: corrupted list in kernfs_unlink_open_file kernfs 1 738d 734d
KCSAN: data-race in __radix_tree_delete / __radix_tree_replace kernfs 1 763d 763d
general protection fault in kernfs_link_sibling (3) kernfs 5 741d 741d
BUG: unable to handle kernel NULL pointer dereference in try_to_free_buffers kernfs 1 775d 771d
KASAN: null-ptr-deref Read in drop_buffers kernfs 5 843d 843d
inconsistent lock state in try_to_wake_up kernfs 1 852d 848d
INFO: task hung in kernfs_fop_readdir kernfs 2 836d 840d
KASAN: use-after-free Write in kernfs_path_from_node_locked kernfs C done 9 1535d 1541d
INFO: task hung in kernfs_find_and_get_ns (3) kernfs 1 850d 850d
upstream boot error: BUG: unable to handle kernel paging request in kernfs_new_node kernfs 1 917d 913d
upstream boot error: BUG: unable to handle kernel NULL pointer dereference in qlist_free_all kernfs 1 917d 913d
upstream boot error: BUG: unable to handle kernel paging request in kernfs_create_dir_ns kernfs 1 921d 917d
INFO: task hung in kernfs_dop_revalidate kernfs syz unreliable inconclusive 2 947d 973d
INFO: task hung in kernfs_iop_permission (2) kernfs 3 919d 1012d
KASAN: use-after-free Read in kernfs_get kernfs 8 950d 1072d
usb-testing boot error: BUG: unable to handle kernel paging request in kernfs_dop_revalidate kernfs 1 904d 904d
KASAN: use-after-free Read in kernfs_xattr_get kernfs 1 962d 958d
linux-next boot error: kernel BUG in __phys_addr kernfs 3 917d 921d
memory leak in iget_locked kernfs usb syz 1 1460d 1457d
INFO: task hung in __kernfs_remove kernfs 1 960d 960d
KCSAN: data-race in cleanup_glue_dir / kernfs_link_sibling (2) kernfs 1 905d 905d
INFO: rcu detected stall in kernfs_fop_open (3) kernfs 2 972d 1021d
KASAN: use-after-free Read in kernfs_link_sibling kernfs 1 976d 972d
INFO: rcu detected stall in clone3 (2) kernfs 1 982d 982d
KASAN: use-after-free Read in kernfs_active kernfs 1 992d 988d
INFO: rcu detected stall in sys_clone3 kernfs 1 1003d 1003d
INFO: rcu detected stall in newfstatat (2) kernfs 2 1003d 1038d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (7) kernfs 1 960d 960d
KCSAN: data-race in __radix_tree_delete / radix_tree_iter_tag_clear kernfs 1 978d 978d
KASAN: use-after-free Read in kernfs_activate kernfs 2 1073d 1081d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (6) kernfs 3 1042d 1071d
INFO: rcu detected stall in sys_unshare (6) kernfs 1 1100d 1100d
INFO: rcu detected stall in sys_newfstatat (2) kernfs 1 1103d 1103d
WARNING: locking bug in __kernfs_remove (2) kernfs 1 1110d 1106d
general protection fault in __kernfs_remove kernfs 4 1173d 1273d
general protection fault in kernfs_find_ns kernfs 2 1178d 1172d
INFO: trying to register non-static key in __kernfs_remove kernfs 1 1195d 1191d
INFO: rcu detected stall in lo_ioctl (3) kernfs 2 1148d 1153d
INFO: rcu detected stall in sys_clone (5) kernfs 5 1135d 1234d
INFO: rcu detected stall in sys_openat (2) kernfs 8 1111d 1323d
KASAN: use-after-free Read in timerfd_clock_was_set kernfs 3 1230d 1296d
WARNING in kernfs_get (3) kernfs 3 1170d 1174d
INFO: rcu detected stall in sys_getdents kernfs 1 1204d 1204d
BUG: unable to handle kernel paging request in stack_depot_save (4) kernfs 1 1207d 1203d
linux-next test error: WARNING: held lock freed in kernfs_destroy_root kernfs 36 1173d 1180d
BUG: unable to handle kernel paging request in seq_open kernfs 1 1231d 1227d
general protection fault in kernfs_link_sibling (2) kernfs 1 1216d 1212d
BUG: corrupted list in kernfs_put_open_node (2) kernfs 1 1251d 1247d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (5) kernfs 1 1217d 1217d
general protection fault in kernfs_link_sibling kernfs 1 1325d 1321d
WARNING: locking bug in __kernfs_remove kernfs 1 1300d 1296d
WARNING in kernfs_remove_by_name_ns (2) kernfs 1 1373d 1369d
KASAN: use-after-free Read in kernfs_next_descendant_post kernfs 1 1393d 1389d
KCSAN: data-race in cleanup_glue_dir / kernfs_link_sibling kernfs 1 1332d 1332d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (4) kernfs 1 1412d 1412d
KASAN: invalid-free in bdev_free_inode kernfs 18 1500d 1524d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (3) kernfs 1 1481d 1481d
INFO: task hung in kernfs_find_and_get_ns (2) kernfs 1 1555d 1555d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir (2) kernfs 2 1517d 1530d
WARNING in kernfs_get (2) kernfs 2 1605d 1624d
BUG: unable to handle kernel paging request in kernfs_active kernfs 1 1596d 1592d
BUG: unable to handle kernel paging request in qlist_free_all (6) kernfs 1 1597d 1593d
general protection fault in idr_remove (2) kernfs 1 1682d 1678d
KCSAN: data-race in __kernfs_remove / cleanup_glue_dir kernfs 2 1613d 1631d
general protection fault in rb_erase (3) kernfs 1 1687d 1683d
KCSAN: data-race in generic_fillattr / kernfs_refresh_inode kernfs 36 1709d 1767d
KCSAN: data-race in cleanup_glue_dir.part.0 / kernfs_unlink_sibling kernfs 2 1726d 1730d
BUG: unable to handle kernel NULL pointer dereference in idr_get_free kernfs 1 1792d 1792d
INFO: task hung in kernfs_notify_workfn (2) kernfs 1 1859d 1859d
KCSAN: data-race in do_dentry_open / kernfs_refresh_inode kernfs 11 1840d 1938d
KCSAN: data-race in generic_permission / kernfs_refresh_inode (3) kernfs 3 1844d 1884d
KCSAN: data-race in __fput / kernfs_refresh_inode (2) kernfs 3 1861d 1901d
KCSAN: data-race in kernfs_refresh_inode / may_open.isra.0 (2) kernfs 1 1866d 1866d
net test error: general protection fault in kernfs_find_ns kernfs 3 1916d 1916d
KCSAN: data-race in inode_permission / kernfs_refresh_inode kernfs 1 1870d 1870d
linux-next test error: general protection fault in kernfs_find_ns kernfs 3 1916d 1916d
WARNING in kernfs_remove_by_name_ns kernfs 4 1992d 2067d
KCSAN: data-race in kernfs_refresh_inode / security_file_permission kernfs 4 1926d 1944d
KCSAN: data-race in kernfs_refresh_inode / process_measurement kernfs 1 1926d 1926d
KCSAN: data-race in kernfs_refresh_inode / tomoyo_realpath_from_path kernfs 3 1929d 1936d
KCSAN: data-race in do_sys_open / kernfs_refresh_inode kernfs 1 1929d 1929d
KCSAN: data-race in kernfs_fop_open / kernfs_refresh_inode kernfs 2 1927d 1929d
KCSAN: data-race in generic_permission / kernfs_refresh_inode (2) kernfs 35 1926d 1953d
KCSAN: data-race in __fput / kernfs_refresh_inode kernfs 2 1932d 1934d
KCSAN: data-race in kernfs_refresh_inode / may_open.isra.0 kernfs 1 1942d 1942d
KCSAN: data-race in kernfs_refresh_inode / security_file_open kernfs 1 1933d 1933d
KCSAN: data-race in kernfs_refresh_inode / privileged_wrt_inode_uidgid kernfs 2 1934d 1939d
INFO: task hung in kernfs_notify_workfn kernfs 3 2027d 2031d
INFO: task hung in kernfs_iop_permission kernfs 2 2030d 2033d
INFO: task hung in kernfs_iop_get_link kernfs 1 2031d 2031d
INFO: task hung in kernfs_find_and_get_ns kernfs 2 2106d 2178d
general protection fault in idr_remove kernfs 2 2063d 2198d
KCSAN: data-race in generic_permission / kernfs_refresh_inode kernfs 20 1953d 1964d
WARNING in kernfs_activate kernfs 3 2135d 2114d
BUG: unable to handle kernel paging request in kmem_cache_alloc (2) kernfs 6 2139d 2410d
KMSAN: uninit-value in kernfs_name kernfs 1 2204d 2204d
KASAN: use-after-free Read in kernfs_put kernfs 1 2254d 2253d
INFO: rcu detected stall in kernfs_notify_workfn kernfs 1 2275d 2275d
BUG: unable to handle kernel paging request in kernfs_refresh_inode kernfs 1 2291d 2291d
KMSAN: uninit-value in kfree kernfs 1 2367d 2367d
KASAN: stack-out-of-bounds Read in kernfs_refresh_inode kernfs 1 2419d 2418d
BUG: corrupted list in kernfs_put_open_node kernfs 1 2478d 2478d
INFO: task hung in __fdget_pos kernfs 1 2521d 2521d