syzbot


Out of 141 bugs, 127 were automatically obsoleted (43 due to revoked reproducers), 14 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 vfs_coredump io-uring 1 syz 3 43d 40d
WARNING: io_uring/io_uring.c:LINE at io_ring_exit_work, CPU: kworker/u8:NUM/NUM io-uring -1 2 56d 53d
INFO: task hung in io_uring_del_tctx_node (4) io-uring 1 C done 8 75d 71d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (4) io-uring 6 8 138d 260d
INFO: task hung in sys_io_uring_enter io-uring 1 1 173d 173d
KMSAN: uninit-value in putname io-uring 7 1 111d 106d
KCSAN: data-race in io_sq_thread / io_sq_thread_stop io-uring 6 4 172d 232d
INFO: task hung in io_uring_alloc_task_context (5) io-uring 1 1 218d 218d
INFO: rcu detected stall in io_uring_enter (4) io-uring 1 1 221d 221d
possible deadlock in io_uring_mmap io-uring 4 1 157d 153d
INFO: rcu detected stall in sys_io_uring_setup (2) io-uring mm 1 2 245d 289d
KCSAN: data-race in io_recv / io_wq_free_work io-uring 6 2 242d 242d
INFO: rcu detected stall in io_handle_tw_list io-uring 1 2 286d 308d
WARNING in io_get_cqe_overflow (2) io-uring -1 C done 9 281d 281d
INFO: task hung in io_wq_worker io-uring 1 1 326d 326d
INFO: rcu detected stall in io_uring_enter (3) io-uring 1 1 338d 338d
INFO: task hung in sys_io_uring_register (3) io-uring 1 1 339d 339d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (3) io-uring 6 2 297d 299d
KCSAN: data-race in __io_queue_proc / io_poll_wake (3) io-uring 6 2 314d 314d
WARNING in io_sq_thread io-uring -1 1 356d 352d
INFO: task hung in io_uring_register (5) io-uring 1 1 395d 395d
KCSAN: data-race in io_submit_sqes / io_uring_poll (8) io-uring 6 18 343d 416d
KCSAN: data-race in io_flush_timeouts / io_issue_sqe io-uring 6 1 345d 345d
INFO: task hung in io_uring_del_tctx_node (3) io-uring 1 1 404d 404d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (2) io-uring 6 6 353d 365d
INFO: task hung in io_put_sq_data io-uring 1 1 449d 449d
INFO: rcu detected stall in io_uring_enter (2) io-uring 1 1 463d 463d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (11) io-uring 6 1 408d 408d
general protection fault in try_to_wake_up (2) io-uring 19 C done done 3588 389d 1627d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel (3) io-uring 6 2 420d 424d
KCSAN: data-race in __flush_work / __flush_work io-uring 6 1 424d 424d
KCSAN: data-race in __io_commit_cqring_flush / io_submit_sqes io-uring 6 1 431d 431d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work io-uring 6 3 436d 463d
kernel BUG in __io_remove_buffers io-uring -1 C error 9 496d 496d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker_running (2) io-uring 6 5 459d 465d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker io-uring 6 16 455d 466d
INFO: task hung in io_uring_register (4) io-uring 1 1 517d 517d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (10) io-uring 6 1 467d 467d
kernel BUG in put_page io-uring -1 C error 2 497d 497d
KCSAN: data-race in io_submit_sqes / io_uring_poll (7) io-uring 6 1 483d 483d
KCSAN: data-race in __io_queue_proc / io_poll_wake (2) io-uring 6 2 497d 497d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_buffers_unregister io-uring 6 1 517d 517d
WARNING in unsafe_follow_pfn media io-uring -1 C done 33 1548d 1595d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (9) io-uring 6 2 540d 558d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_register (2) io-uring 6 1 542d 542d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (8) io-uring 6 2 549d 576d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_buffers_register io-uring 6 1 576d 576d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (7) io-uring 6 2 628d 610d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (8) io-uring 6 1 629d 609d
KCSAN: data-race in io_submit_sqes / io_uring_poll (6) io-uring 6 1 639d 610d
KCSAN: data-race in __io_queue_proc / io_poll_wake io-uring 6 1 656d 656d
KMSAN: uninit-value in io_req_cqe_overflow io-uring 7 C 622 711d 1071d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (7) io-uring 6 1 698d 692d
general protection fault in worker_thread (2) io-uring 2 syz 1 783d 779d
KCSAN: data-race in __io_uring_show_fdinfo / io_submit_sqes io-uring 6 1 718d 703d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker_running io-uring 6 17 713d 699d
INFO: task hung in io_ring_exit_work io-uring 1 C unreliable unreliable 820 770d 1590d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (6) io-uring 6 4 736d 782d
BUG: unable to handle kernel NULL pointer dereference in __io_remove_buffers io-uring 10 1 809d 805d
INFO: task hung in io_wq_put_and_exit (3) io-uring 1 C error unreliable 75 843d 1237d
INFO: task hung in io_uring_del_tctx_node (2) io-uring 1 C error error 20 883d 1245d
WARNING in io_ring_exit_work io-uring -1 C done done 3550 836d 1610d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_register io-uring 6 1 803d 803d
KASAN: use-after-free Read in io_fallback_tw io-uring 19 C error 33 939d 943d
KASAN: use-after-free Read in snd_rawmidi_poll io-uring sound 19 C error 20 939d 943d
KASAN: use-after-free Read in io_poll_remove_entries io-uring 19 C done done 751 859d 1239d
memory leak in create_io_worker (2) io-uring fs 3 C 4 1001d 1266d
INFO: task hung in sys_io_uring_register (2) io-uring 1 syz error error 2 898d 894d
INFO: task hung in io_uring_register (3) io-uring 1 syz error error 2 898d 894d
KASAN: use-after-free Read in io_wqe_worker (2) io-uring 19 C error done 3 915d 946d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (5) io-uring 6 1 834d 834d
KCSAN: data-race in io_wqe_activate_free_worker / io_wqe_worker io-uring 6 386 838d 1221d
KCSAN: data-race in io_wq_worker_running / io_wqe_activate_free_worker io-uring 6 599 838d 1196d
KCSAN: data-race in io_submit_sqes / io_uring_poll (5) io-uring 6 21 840d 1028d
INFO: task hung in io_req_task_cancel io-uring 1 1 899d 899d
BUG: bad usercopy in io_openat2_prep (3) io-uring -1 C 12 903d 902d
KASAN: use-after-free Read in tctx_task_work (2) io-uring fs 19 C unreliable 358 923d 1454d
KCSAN: data-race in __io_fill_cqe_req / io_timeout io-uring 6 2 867d 841d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel (2) io-uring 6 1 863d 863d
INFO: task hung in io_uring_enter io-uring 1 1 890d 890d
KCSAN: data-race in io_sqpoll_wait_sq / io_submit_sqes io-uring 6 1 865d 865d
KASAN: use-after-free Read in io_fallback_req_func io-uring 19 C error 18 939d 943d
KASAN: use-after-free Read in create_worker_cb fs io-uring 19 C done 3 1596d 1596d
KASAN: use-after-free Read in sock_def_wakeup io-uring sctp 19 C error 2 940d 942d
WARNING in __put_task_struct (3) io-uring mm -1 C error 4 942d 943d
KASAN: use-after-free Read in pipe_release (2) fs io-uring 19 C error 2 942d 938d
KASAN: use-after-free Read in snd_pcm_post_stop sound io-uring 19 C error 1 942d 942d
WARNING in follow_hugetlb_page mm io-uring -1 C inconclusive 34 1184d 1187d
KASAN: slab-out-of-bounds Read in mas_leaf_max_gap mm io-uring 19 syz error 3 981d 1025d
general protection fault in __io_sync_cancel io-uring 10 C error inconclusive 11 1077d 1083d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (4) io-uring 6 4 887d 928d
general protection fault in io_issue_sqe io-uring fs 12 C done unreliable 502 1082d 1439d
INFO: rcu detected stall in io_ring_exit_work fs io-uring 1 C error 6 1374d 1417d
general protection fault in __io_queue_sqe fs io-uring 2 C done 11 1456d 1457d
general protection fault in io_queue_sqe_fallback io-uring 2 1 910d 906d
KASAN: use-after-free Read in io_wq_put_and_exit io-uring 19 21 941d 944d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_unregister io-uring 6 1 895d 895d
KCSAN: data-race in __io_fill_cqe_req / io_uring_poll (2) io-uring 6 1 910d 910d
KCSAN: data-race in io_wq_submit_work / io_wq_worker_cancel (2) io-uring 6 1 910d 910d
INFO: task hung in io_uring_alloc_task_context (4) io-uring 1 2 1020d 1024d
KCSAN: data-race in io_worker_handle_work / io_wqe_activate_free_worker (2) io-uring 6 1 901d 901d
WARNING: refcount bug in io_send_zc_cleanup io-uring 13 1 919d 915d
KASAN: use-after-free Read in __io_req_task_work_add io-uring 19 7 939d 943d
KASAN: use-after-free Read in io_poll_task_func io-uring 19 1 939d 939d
WARNING: ODEBUG bug in __io_put_task io-uring -1 2 941d 943d
KASAN: use-after-free Read in io_req_caches_free io-uring 19 1 943d 943d
INFO: task hung in io_uring_register (2) io-uring 1 1 1039d 1039d
KASAN: use-after-free Read in signalfd_cleanup io-uring ext4 19 C 4 942d 943d
general protection fault in __fget_files fs io-uring 2 syz done 2 1743d 1742d
general protection fault in io_uring_flush fs io-uring 2 syz error 1 1780d 1779d
KCSAN: data-race in __io_req_complete_post / io_uring_poll io-uring 6 29 992d 1104d
KCSAN: data-race in io_worker_handle_work / io_wqe_activate_free_worker io-uring 6 1 995d 995d
BUG: corrupted list in io_uring_del_tctx_node io-uring 8 1 1052d 1051d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel io-uring 6 1 1010d 1010d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (3) io-uring 6 2 1024d 1052d
KCSAN: data-race in __io_req_complete_post / io_wake_function (2) io-uring 6 4 1029d 1058d
possible deadlock in io_disarm_next fs io-uring 4 C done 5 1207d 1210d
INFO: task hung in io_poll_tw_hash_eject io-uring 1 1 1093d 1093d
KASAN: use-after-free Read in io_poll_check_events fs io-uring 19 C done 20 1226d 1270d
KASAN: use-after-free Write in __io_free_req fs io-uring 24 syz done 1 1383d 1382d
KCSAN: data-race in io_wq_submit_work / io_wq_worker_cancel io-uring 6 1 1068d 1068d
memory leak in io_submit_sqes (3) fs io-uring 3 C 1 1537d 1536d
general protection fault in __io_arm_poll_handler fs io-uring 2 C done unreliable 3 1437d 1438d
KCSAN: data-race in io_submit_sqes / io_uring_poll (4) io-uring 6 123 1081d 1246d
KMSAN: uninit-value in io_fallback_req_func fs io-uring 7 C 8 1208d 1208d
KCSAN: data-race in __do_sys_io_uring_register / io_sqe_buffers_register (3) io-uring 6 1 1084d 1084d
memory leak in anon_inode_getfile io-uring fs 3 C 3 1730d 1737d
memory leak in rw_copy_check_uvector fs io-uring 3 C 1 1817d 1816d
KMSAN: uninit-value in io_req_caches_free fs io-uring 7 C 6 1264d 1340d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 24 C done error 6 1727d 1820d
kernel BUG in io_queue_async_work fs io-uring -1 C error unreliable 14 1487d 1492d
WARNING: refcount bug in io_wqe_worker io-uring fs 13 C error error 6 1766d 1799d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (2) io-uring 6 5 1092d 1128d
KCSAN: data-race in __io_req_complete_post / io_wake_function io-uring 6 1 1093d 1093d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (6) io-uring 6 2 1095d 1118d
INFO: rcu detected stall in tctx_task_work (2) fs io-uring 1 syz unreliable 4 1374d 1380d
WARNING in io_poll_task_func (2) fs io-uring -1 C done 1 1379d 1377d
WARNING in io_poll_task_func fs io-uring -1 C done 4 1380d 1379d
WARNING: ODEBUG bug in __put_task_struct mm io-uring -1 syz done 1 1382d 1380d
INFO: rcu detected stall in tctx_task_work fs io-uring 1 C done 9 1381d 1380d
kernel panic: panic_on_warn set (2) io-uring 2 syz error 1 1434d 1434d