syzbot


Out of 152 bugs, 133 were automatically obsoleted (43 due to revoked reproducers), 19 were invalidated by users.
Applied filters: Label=subsystems:io-uring (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
KASAN: slab-use-after-free Read in io_poll_remove_entries (2) io-uring 19 1 29d 28d
KCSAN: data-race in io_wq_worker / kthread_is_per_cpu io-uring 6 1 101d 101d
INFO: task hung in io_handle_tw_list io-uring 1 1 141d 141d
general protection fault in io_uring_show_fdinfo (4) io-uring 2 C done 28 64d 63d
general protection fault in io_uring_show_fdinfo (3) io-uring 2 C 9 65d 65d
INFO: rcu detected stall in io_uring_setup bpf io-uring 1 2 163d 171d
KCSAN: data-race in __io_queue_proc / io_poll_wake (4) io-uring 6 4 132d 217d
WARNING in io_req_task_complete io-uring -1 2 180d 269d
KCSAN: data-race in io_sq_offload_create / prepare_creds io-uring 6 1 139d 139d
WARNING in __vmap_pages_range_noflush (2) io-uring -1 C 8 109d 107d
INFO: task hung in io_wq_put_and_exit (5) io-uring input usb 1 C done 9 137d 156d
INFO: task hung in vfs_coredump io-uring 1 syz 3 180d 177d
WARNING: io_uring/io_uring.c:LINE at io_ring_exit_work, CPU: kworker/u8:NUM/NUM io-uring -1 2 193d 189d
INFO: task hung in io_uring_del_tctx_node (4) io-uring 1 C done 8 211d 207d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (4) io-uring 6 8 274d 396d
INFO: task hung in sys_io_uring_enter io-uring 1 1 309d 309d
KMSAN: uninit-value in putname io-uring 7 1 248d 242d
KCSAN: data-race in io_sq_thread / io_sq_thread_stop io-uring 6 4 308d 369d
INFO: task hung in io_uring_alloc_task_context (5) io-uring 1 1 355d 355d
INFO: rcu detected stall in io_uring_enter (4) io-uring 1 1 357d 357d
possible deadlock in io_uring_mmap io-uring 4 1 293d 289d
INFO: rcu detected stall in sys_io_uring_setup (2) io-uring mm 1 2 381d 425d
KCSAN: data-race in io_recv / io_wq_free_work io-uring 6 2 378d 378d
INFO: rcu detected stall in io_handle_tw_list io-uring 1 2 422d 444d
WARNING in io_get_cqe_overflow (2) io-uring -1 C done 9 417d 417d
INFO: task hung in io_wq_worker io-uring 1 1 462d 462d
INFO: rcu detected stall in io_uring_enter (3) io-uring 1 1 474d 474d
INFO: task hung in sys_io_uring_register (3) io-uring 1 1 475d 475d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (3) io-uring 6 2 434d 435d
KCSAN: data-race in __io_queue_proc / io_poll_wake (3) io-uring 6 2 451d 451d
WARNING in io_sq_thread io-uring -1 1 492d 488d
INFO: task hung in io_uring_register (5) io-uring 1 1 531d 531d
KCSAN: data-race in io_submit_sqes / io_uring_poll (8) io-uring 6 18 479d 552d
KCSAN: data-race in io_flush_timeouts / io_issue_sqe io-uring 6 1 481d 481d
INFO: task hung in io_uring_del_tctx_node (3) io-uring 1 1 540d 540d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (2) io-uring 6 6 489d 501d
INFO: task hung in io_put_sq_data io-uring 1 1 585d 585d
INFO: rcu detected stall in io_uring_enter (2) io-uring 1 1 599d 599d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (11) io-uring 6 1 545d 545d
general protection fault in try_to_wake_up (2) io-uring 19 C done done 3588 526d 1764d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel (3) io-uring 6 2 556d 561d
KCSAN: data-race in __flush_work / __flush_work io-uring 6 1 560d 560d
KCSAN: data-race in __io_commit_cqring_flush / io_submit_sqes io-uring 6 1 567d 567d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work io-uring 6 3 572d 599d
kernel BUG in __io_remove_buffers io-uring -1 C error 9 632d 633d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker_running (2) io-uring 6 5 595d 601d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker io-uring 6 16 591d 602d
INFO: task hung in io_uring_register (4) io-uring 1 1 653d 653d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (10) io-uring 6 1 603d 603d
kernel BUG in put_page io-uring -1 C error 2 633d 633d
KCSAN: data-race in io_submit_sqes / io_uring_poll (7) io-uring 6 1 619d 619d
KCSAN: data-race in __io_queue_proc / io_poll_wake (2) io-uring 6 2 633d 633d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_buffers_unregister io-uring 6 1 653d 653d
WARNING in unsafe_follow_pfn media io-uring -1 C done 33 1684d 1732d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (9) io-uring 6 2 676d 694d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_register (2) io-uring 6 1 678d 678d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (8) io-uring 6 2 686d 712d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_buffers_register io-uring 6 1 713d 713d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (7) io-uring 6 2 764d 746d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (8) io-uring 6 1 765d 745d
KCSAN: data-race in io_submit_sqes / io_uring_poll (6) io-uring 6 1 775d 746d
KCSAN: data-race in __io_queue_proc / io_poll_wake io-uring 6 1 792d 792d
KMSAN: uninit-value in io_req_cqe_overflow io-uring 7 C 622 847d 1207d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (7) io-uring 6 1 834d 829d
general protection fault in worker_thread (2) io-uring 2 syz 1 919d 915d
KCSAN: data-race in __io_uring_show_fdinfo / io_submit_sqes io-uring 6 1 855d 840d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker_running io-uring 6 17 850d 835d
INFO: task hung in io_ring_exit_work io-uring 1 C unreliable unreliable 820 906d 1726d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (6) io-uring 6 4 872d 918d
BUG: unable to handle kernel NULL pointer dereference in __io_remove_buffers io-uring 10 1 945d 941d
INFO: task hung in io_wq_put_and_exit (3) io-uring 1 C error unreliable 75 979d 1374d
INFO: task hung in io_uring_del_tctx_node (2) io-uring 1 C error error 20 1020d 1382d
WARNING in io_ring_exit_work io-uring -1 C done done 3550 972d 1747d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_register io-uring 6 1 940d 940d
KASAN: use-after-free Read in io_fallback_tw io-uring 19 C error 33 1075d 1079d
KASAN: use-after-free Read in snd_rawmidi_poll io-uring sound 19 C error 20 1075d 1079d
KASAN: use-after-free Read in io_poll_remove_entries io-uring 19 C done done 751 995d 1375d
memory leak in create_io_worker (2) io-uring fs 3 C 4 1137d 1402d
INFO: task hung in sys_io_uring_register (2) io-uring 1 syz error error 2 1034d 1031d
INFO: task hung in io_uring_register (3) io-uring 1 syz error error 2 1035d 1031d
KASAN: use-after-free Read in io_wqe_worker (2) io-uring 19 C error done 3 1051d 1082d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (5) io-uring 6 1 971d 971d
KCSAN: data-race in io_wqe_activate_free_worker / io_wqe_worker io-uring 6 386 974d 1358d
KCSAN: data-race in io_wq_worker_running / io_wqe_activate_free_worker io-uring 6 599 974d 1332d
KCSAN: data-race in io_submit_sqes / io_uring_poll (5) io-uring 6 21 976d 1165d
INFO: task hung in io_req_task_cancel io-uring 1 1 1035d 1035d
BUG: bad usercopy in io_openat2_prep (3) io-uring -1 C 12 1040d 1039d
KASAN: use-after-free Read in tctx_task_work (2) io-uring fs 19 C unreliable 358 1059d 1590d
KCSAN: data-race in __io_fill_cqe_req / io_timeout io-uring 6 2 1004d 977d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel (2) io-uring 6 1 999d 999d
INFO: task hung in io_uring_enter io-uring 1 1 1026d 1026d
KCSAN: data-race in io_sqpoll_wait_sq / io_submit_sqes io-uring 6 1 1002d 1002d
KASAN: use-after-free Read in io_fallback_req_func io-uring 19 C error 18 1075d 1079d
KASAN: use-after-free Read in create_worker_cb fs io-uring 19 C done 3 1732d 1733d
KASAN: use-after-free Read in sock_def_wakeup io-uring sctp 19 C error 2 1076d 1079d
WARNING in __put_task_struct (3) io-uring mm -1 C error 4 1078d 1079d
KASAN: use-after-free Read in pipe_release (2) fs io-uring 19 C error 2 1078d 1074d
KASAN: use-after-free Read in snd_pcm_post_stop sound io-uring 19 C error 1 1079d 1078d
WARNING in follow_hugetlb_page mm io-uring -1 C inconclusive 34 1320d 1323d
KASAN: slab-out-of-bounds Read in mas_leaf_max_gap mm io-uring 19 syz error 3 1117d 1161d
general protection fault in __io_sync_cancel io-uring 10 C error inconclusive 11 1213d 1220d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (4) io-uring 6 4 1023d 1064d
general protection fault in io_issue_sqe io-uring fs 12 C done unreliable 502 1218d 1576d
INFO: rcu detected stall in io_ring_exit_work fs io-uring 1 C error 6 1511d 1553d
general protection fault in __io_queue_sqe fs io-uring 2 C done 11 1592d 1593d
general protection fault in io_queue_sqe_fallback io-uring 2 1 1046d 1042d
KASAN: use-after-free Read in io_wq_put_and_exit io-uring 19 21 1078d 1080d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_unregister io-uring 6 1 1031d 1031d
KCSAN: data-race in __io_fill_cqe_req / io_uring_poll (2) io-uring 6 1 1046d 1046d
KCSAN: data-race in io_wq_submit_work / io_wq_worker_cancel (2) io-uring 6 1 1046d 1046d
INFO: task hung in io_uring_alloc_task_context (4) io-uring 1 2 1156d 1160d
KCSAN: data-race in io_worker_handle_work / io_wqe_activate_free_worker (2) io-uring 6 1 1037d 1037d
WARNING: refcount bug in io_send_zc_cleanup io-uring 13 1 1056d 1052d
KASAN: use-after-free Read in __io_req_task_work_add io-uring 19 7 1075d 1079d
KASAN: use-after-free Read in io_poll_task_func io-uring 19 1 1075d 1075d
WARNING: ODEBUG bug in __io_put_task io-uring -1 2 1078d 1079d
KASAN: use-after-free Read in io_req_caches_free io-uring 19 1 1079d 1079d
INFO: task hung in io_uring_register (2) io-uring 1 1 1175d 1175d
KASAN: use-after-free Read in signalfd_cleanup io-uring ext4 19 C 4 1078d 1079d
general protection fault in __fget_files fs io-uring 2 syz done 2 1879d 1879d
general protection fault in io_uring_flush fs io-uring 2 syz error 1 1916d 1915d
KCSAN: data-race in __io_req_complete_post / io_uring_poll io-uring 6 29 1128d 1240d
KCSAN: data-race in io_worker_handle_work / io_wqe_activate_free_worker io-uring 6 1 1131d 1131d
BUG: corrupted list in io_uring_del_tctx_node io-uring 8 1 1189d 1188d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel io-uring 6 1 1146d 1146d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (3) io-uring 6 2 1160d 1188d
KCSAN: data-race in __io_req_complete_post / io_wake_function (2) io-uring 6 4 1165d 1195d
possible deadlock in io_disarm_next fs io-uring 4 C done 5 1343d 1346d
INFO: task hung in io_poll_tw_hash_eject io-uring 1 1 1229d 1229d
KASAN: use-after-free Read in io_poll_check_events fs io-uring 19 C done 20 1362d 1406d
KASAN: use-after-free Write in __io_free_req fs io-uring 24 syz done 1 1519d 1519d
KCSAN: data-race in io_wq_submit_work / io_wq_worker_cancel io-uring 6 1 1204d 1204d
memory leak in io_submit_sqes (3) fs io-uring 3 C 1 1673d 1672d
general protection fault in __io_arm_poll_handler fs io-uring 2 C done unreliable 3 1573d 1575d
KCSAN: data-race in io_submit_sqes / io_uring_poll (4) io-uring 6 123 1217d 1383d
KMSAN: uninit-value in io_fallback_req_func fs io-uring 7 C 8 1344d 1344d
KCSAN: data-race in __do_sys_io_uring_register / io_sqe_buffers_register (3) io-uring 6 1 1220d 1220d
memory leak in anon_inode_getfile io-uring fs 3 C 3 1867d 1873d
memory leak in rw_copy_check_uvector fs io-uring 3 C 1 1953d 1953d
KMSAN: uninit-value in io_req_caches_free fs io-uring 7 C 6 1400d 1476d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 24 C done error 6 1863d 1957d
kernel BUG in io_queue_async_work fs io-uring -1 C error unreliable 14 1623d 1628d
WARNING: refcount bug in io_wqe_worker io-uring fs 13 C error error 6 1902d 1935d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (2) io-uring 6 5 1228d 1264d
KCSAN: data-race in __io_req_complete_post / io_wake_function io-uring 6 1 1230d 1230d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (6) io-uring 6 2 1231d 1254d
INFO: rcu detected stall in tctx_task_work (2) fs io-uring 1 syz unreliable 4 1510d 1516d
WARNING in io_poll_task_func (2) fs io-uring -1 C done 1 1515d 1513d
WARNING in io_poll_task_func fs io-uring -1 C done 4 1517d 1516d
WARNING: ODEBUG bug in __put_task_struct mm io-uring -1 syz done 1 1519d 1517d
INFO: rcu detected stall in tctx_task_work fs io-uring 1 C done 9 1517d 1517d
kernel panic: panic_on_warn set (2) io-uring 2 syz error 1 1570d 1570d