syzbot


Out of 158 bugs, 135 were automatically obsoleted (43 due to revoked reproducers), 23 were invalidated by users.
Applied filters: Label=subsystems:io-uring (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
INFO: task hung in io_file_get_fixed io-uring 1 2 123d 135d
WARNING: [time_after(jiffies, timeout)] io_uring/io_uring.c:LINE at io_ring_exit_work, CPU: kworker/u8:NUM/NUM io-uring -1 1 45d 45d
memory leak in iovec_from_user (5) io-uring 3 syz 1 56d 52d
KCSAN: data-race in __io_queue_proc / io_poll_wake (5) io-uring 6 1 110d 110d
memory leak in iovec_from_user (4) io-uring 3 C 1 57d 56d
memory leak in iovec_from_user (3) io-uring 3 C 1 58d 58d
KASAN: slab-use-after-free Read in io_poll_remove_entries (2) io-uring 19 1 104d 103d
KCSAN: data-race in io_wq_worker / kthread_is_per_cpu io-uring 6 1 176d 176d
INFO: task hung in io_handle_tw_list io-uring 1 1 216d 216d
general protection fault in io_uring_show_fdinfo (4) io-uring 2 C done 28 139d 139d
general protection fault in io_uring_show_fdinfo (3) io-uring 2 C 9 140d 140d
INFO: rcu detected stall in io_uring_setup bpf io-uring 1 2 238d 246d
KCSAN: data-race in __io_queue_proc / io_poll_wake (4) io-uring 6 4 207d 293d
WARNING in io_req_task_complete io-uring -1 2 255d 345d
KCSAN: data-race in io_sq_offload_create / prepare_creds io-uring 6 1 214d 214d
WARNING in __vmap_pages_range_noflush (2) io-uring -1 C 8 184d 183d
INFO: task hung in io_wq_put_and_exit (5) io-uring input usb 1 C done 9 212d 231d
INFO: task hung in vfs_coredump io-uring 1 syz 3 255d 252d
WARNING: io_uring/io_uring.c:LINE at io_ring_exit_work, CPU: kworker/u8:NUM/NUM io-uring -1 2 268d 264d
INFO: task hung in io_uring_del_tctx_node (4) io-uring 1 C done 8 287d 283d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (4) io-uring 6 8 349d 472d
INFO: task hung in sys_io_uring_enter io-uring 1 1 385d 385d
KMSAN: uninit-value in putname io-uring 7 1 323d 317d
KCSAN: data-race in io_sq_thread / io_sq_thread_stop io-uring 6 4 384d 444d
INFO: task hung in io_uring_alloc_task_context (5) io-uring 1 1 430d 430d
INFO: rcu detected stall in io_uring_enter (4) io-uring 1 1 432d 432d
possible deadlock in io_uring_mmap io-uring 4 1 369d 365d
INFO: rcu detected stall in sys_io_uring_setup (2) io-uring mm 1 2 457d 500d
KCSAN: data-race in io_recv / io_wq_free_work io-uring 6 2 454d 453d
INFO: rcu detected stall in io_handle_tw_list io-uring 1 2 497d 519d
WARNING in io_get_cqe_overflow (2) io-uring -1 C done 9 492d 492d
INFO: task hung in io_wq_worker io-uring 1 1 537d 537d
INFO: rcu detected stall in io_uring_enter (3) io-uring 1 1 549d 549d
INFO: task hung in sys_io_uring_register (3) io-uring 1 1 551d 551d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (3) io-uring 6 2 509d 510d
KCSAN: data-race in __io_queue_proc / io_poll_wake (3) io-uring 6 2 526d 526d
WARNING in io_sq_thread io-uring -1 1 568d 564d
INFO: task hung in io_uring_register (5) io-uring 1 1 606d 606d
KCSAN: data-race in io_submit_sqes / io_uring_poll (8) io-uring 6 18 555d 627d
KCSAN: data-race in io_flush_timeouts / io_issue_sqe io-uring 6 1 556d 556d
INFO: task hung in io_uring_del_tctx_node (3) io-uring 1 1 615d 615d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (2) io-uring 6 6 565d 577d
INFO: task hung in io_put_sq_data io-uring 1 1 661d 661d
INFO: rcu detected stall in io_uring_enter (2) io-uring 1 1 674d 674d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (11) io-uring 6 1 620d 620d
general protection fault in try_to_wake_up (2) io-uring 19 C done done 3588 601d 1839d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel (3) io-uring 6 2 631d 636d
KCSAN: data-race in __flush_work / __flush_work io-uring 6 1 635d 635d
KCSAN: data-race in __io_commit_cqring_flush / io_submit_sqes io-uring 6 1 642d 642d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work io-uring 6 3 647d 674d
kernel BUG in __io_remove_buffers io-uring -1 C error 9 708d 708d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker_running (2) io-uring 6 5 671d 677d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker io-uring 6 16 667d 678d
INFO: task hung in io_uring_register (4) io-uring 1 1 729d 729d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (10) io-uring 6 1 678d 678d
kernel BUG in put_page io-uring -1 C error 2 708d 708d
KCSAN: data-race in io_submit_sqes / io_uring_poll (7) io-uring 6 1 694d 694d
KCSAN: data-race in __io_queue_proc / io_poll_wake (2) io-uring 6 2 708d 708d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_buffers_unregister io-uring 6 1 728d 728d
WARNING in unsafe_follow_pfn media io-uring -1 C done 33 1759d 1807d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (9) io-uring 6 2 751d 770d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_register (2) io-uring 6 1 754d 754d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (8) io-uring 6 2 761d 787d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_buffers_register io-uring 6 1 788d 788d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (7) io-uring 6 2 839d 822d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (8) io-uring 6 1 840d 821d
KCSAN: data-race in io_submit_sqes / io_uring_poll (6) io-uring 6 1 851d 822d
KCSAN: data-race in __io_queue_proc / io_poll_wake io-uring 6 1 867d 867d
KMSAN: uninit-value in io_req_cqe_overflow io-uring 7 C 622 923d 1282d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (7) io-uring 6 1 910d 904d
general protection fault in worker_thread (2) io-uring 2 syz 1 994d 990d
KCSAN: data-race in __io_uring_show_fdinfo / io_submit_sqes io-uring 6 1 930d 915d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker_running io-uring 6 17 925d 910d
INFO: task hung in io_ring_exit_work io-uring 1 C unreliable unreliable 820 981d 1801d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (6) io-uring 6 4 948d 993d
BUG: unable to handle kernel NULL pointer dereference in __io_remove_buffers io-uring 10 1 1020d 1016d
INFO: task hung in io_wq_put_and_exit (3) io-uring 1 C error unreliable 75 1054d 1449d
INFO: task hung in io_uring_del_tctx_node (2) io-uring 1 C error error 20 1095d 1457d
WARNING in io_ring_exit_work io-uring -1 C done done 3550 1048d 1822d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_register io-uring 6 1 1015d 1015d
KASAN: use-after-free Read in io_fallback_tw io-uring 19 C error 33 1150d 1154d
KASAN: use-after-free Read in snd_rawmidi_poll io-uring sound 19 C error 20 1150d 1154d
KASAN: use-after-free Read in io_poll_remove_entries io-uring 19 C done done 751 1071d 1450d
memory leak in create_io_worker (2) io-uring fs 3 C 4 1213d 1478d
INFO: task hung in sys_io_uring_register (2) io-uring 1 syz error error 2 1110d 1106d
INFO: task hung in io_uring_register (3) io-uring 1 syz error error 2 1110d 1106d
KASAN: use-after-free Read in io_wqe_worker (2) io-uring 19 C error done 3 1126d 1157d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (5) io-uring 6 1 1046d 1046d
KCSAN: data-race in io_wqe_activate_free_worker / io_wqe_worker io-uring 6 386 1050d 1433d
KCSAN: data-race in io_wq_worker_running / io_wqe_activate_free_worker io-uring 6 599 1050d 1408d
KCSAN: data-race in io_submit_sqes / io_uring_poll (5) io-uring 6 21 1052d 1240d
INFO: task hung in io_req_task_cancel io-uring 1 1 1110d 1110d
BUG: bad usercopy in io_openat2_prep (3) io-uring -1 C 12 1115d 1114d
KASAN: use-after-free Read in tctx_task_work (2) io-uring fs 19 C unreliable 358 1134d 1665d
KCSAN: data-race in __io_fill_cqe_req / io_timeout io-uring 6 2 1079d 1052d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel (2) io-uring 6 1 1074d 1074d
INFO: task hung in io_uring_enter io-uring 1 1 1101d 1101d
KCSAN: data-race in io_sqpoll_wait_sq / io_submit_sqes io-uring 6 1 1077d 1077d
KASAN: use-after-free Read in io_fallback_req_func io-uring 19 C error 18 1151d 1154d
KASAN: use-after-free Read in create_worker_cb fs io-uring 19 C done 3 1807d 1808d
KASAN: use-after-free Read in sock_def_wakeup sctp io-uring 19 C error 2 1151d 1154d
WARNING in __put_task_struct (3) io-uring mm -1 C error 4 1154d 1154d
KASAN: use-after-free Read in pipe_release (2) fs io-uring 19 C error 2 1154d 1150d
KASAN: use-after-free Read in snd_pcm_post_stop sound io-uring 19 C error 1 1154d 1153d
WARNING in follow_hugetlb_page mm io-uring -1 C inconclusive 34 1396d 1398d
KASAN: slab-out-of-bounds Read in mas_leaf_max_gap mm io-uring 19 syz error 3 1192d 1236d
general protection fault in __io_sync_cancel io-uring 10 C error inconclusive 11 1288d 1295d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (4) io-uring 6 4 1099d 1140d
general protection fault in io_issue_sqe io-uring fs 12 C done unreliable 502 1294d 1651d
INFO: rcu detected stall in io_ring_exit_work fs io-uring 1 C error 6 1586d 1629d
general protection fault in __io_queue_sqe fs io-uring 2 C done 11 1667d 1668d
general protection fault in io_queue_sqe_fallback io-uring 2 1 1121d 1117d
KASAN: use-after-free Read in io_wq_put_and_exit io-uring 19 21 1153d 1156d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_unregister io-uring 6 1 1107d 1107d
KCSAN: data-race in __io_fill_cqe_req / io_uring_poll (2) io-uring 6 1 1122d 1122d
KCSAN: data-race in io_wq_submit_work / io_wq_worker_cancel (2) io-uring 6 1 1122d 1122d
INFO: task hung in io_uring_alloc_task_context (4) io-uring 1 2 1231d 1235d
KCSAN: data-race in io_worker_handle_work / io_wqe_activate_free_worker (2) io-uring 6 1 1112d 1112d
WARNING: refcount bug in io_send_zc_cleanup io-uring 13 1 1131d 1127d
KASAN: use-after-free Read in __io_req_task_work_add io-uring 19 7 1150d 1154d
KASAN: use-after-free Read in io_poll_task_func io-uring 19 1 1150d 1150d
WARNING: ODEBUG bug in __io_put_task io-uring -1 2 1153d 1154d
KASAN: use-after-free Read in io_req_caches_free io-uring 19 1 1154d 1154d
INFO: task hung in io_uring_register (2) io-uring 1 1 1250d 1250d
KASAN: use-after-free Read in signalfd_cleanup ext4 io-uring 19 C 4 1154d 1154d
general protection fault in __fget_files fs io-uring 2 syz done 2 1955d 1954d
general protection fault in io_uring_flush io-uring fs 2 syz error 1 1992d 1990d
KCSAN: data-race in __io_req_complete_post / io_uring_poll io-uring 6 29 1203d 1316d
KCSAN: data-race in io_worker_handle_work / io_wqe_activate_free_worker io-uring 6 1 1206d 1206d
BUG: corrupted list in io_uring_del_tctx_node io-uring 8 1 1264d 1263d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel io-uring 6 1 1221d 1221d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (3) io-uring 6 2 1236d 1263d
KCSAN: data-race in __io_req_complete_post / io_wake_function (2) io-uring 6 4 1241d 1270d
possible deadlock in io_disarm_next fs io-uring 4 C done 5 1419d 1421d
INFO: task hung in io_poll_tw_hash_eject io-uring 1 1 1304d 1304d
KASAN: use-after-free Read in io_poll_check_events io-uring fs 19 C done 20 1438d 1481d
KASAN: use-after-free Write in __io_free_req fs io-uring 22 syz done 1 1594d 1594d
KCSAN: data-race in io_wq_submit_work / io_wq_worker_cancel io-uring 6 1 1279d 1279d
memory leak in io_submit_sqes (3) fs io-uring 3 C 1 1748d 1747d
general protection fault in __io_arm_poll_handler fs io-uring 2 C done unreliable 3 1648d 1650d
KCSAN: data-race in io_submit_sqes / io_uring_poll (4) io-uring 6 123 1292d 1458d
KMSAN: uninit-value in io_fallback_req_func fs io-uring 7 C 8 1419d 1419d
KCSAN: data-race in __do_sys_io_uring_register / io_sqe_buffers_register (3) io-uring 6 1 1295d 1295d
memory leak in anon_inode_getfile io-uring fs 3 C 3 1942d 1948d
memory leak in rw_copy_check_uvector fs io-uring 3 C 1 2028d 2028d
KMSAN: uninit-value in io_req_caches_free fs io-uring 7 C 6 1475d 1551d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 22 C done error 6 1939d 2032d
kernel BUG in io_queue_async_work io-uring fs -1 C error unreliable 14 1699d 1703d
WARNING: refcount bug in io_wqe_worker io-uring fs 13 C error error 6 1977d 2011d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (2) io-uring 6 5 1303d 1339d
KCSAN: data-race in __io_req_complete_post / io_wake_function io-uring 6 1 1305d 1305d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (6) io-uring 6 2 1306d 1329d
INFO: rcu detected stall in tctx_task_work (2) fs io-uring 1 syz unreliable 4 1585d 1592d
WARNING in io_poll_task_func (2) fs io-uring -1 C done 1 1591d 1589d
WARNING in io_poll_task_func fs io-uring -1 C done 4 1592d 1591d
WARNING: ODEBUG bug in __put_task_struct mm io-uring -1 syz done 1 1594d 1592d
INFO: rcu detected stall in tctx_task_work fs io-uring 1 C done 9 1592d 1592d
kernel panic: panic_on_warn set (2) io-uring 2 syz error 1 1645d 1645d