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 116d 128d
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 38d 38d
memory leak in iovec_from_user (5) io-uring 3 syz 1 49d 45d
KCSAN: data-race in __io_queue_proc / io_poll_wake (5) io-uring 6 1 103d 103d
memory leak in iovec_from_user (4) io-uring 3 C 1 50d 50d
memory leak in iovec_from_user (3) io-uring 3 C 1 51d 51d
KASAN: slab-use-after-free Read in io_poll_remove_entries (2) io-uring 19 1 98d 96d
KCSAN: data-race in io_wq_worker / kthread_is_per_cpu io-uring 6 1 169d 169d
INFO: task hung in io_handle_tw_list io-uring 1 1 210d 210d
general protection fault in io_uring_show_fdinfo (4) io-uring 2 C done 28 133d 132d
general protection fault in io_uring_show_fdinfo (3) io-uring 2 C 9 134d 133d
INFO: rcu detected stall in io_uring_setup bpf io-uring 1 2 231d 239d
KCSAN: data-race in __io_queue_proc / io_poll_wake (4) io-uring 6 4 201d 286d
WARNING in io_req_task_complete io-uring -1 2 248d 338d
KCSAN: data-race in io_sq_offload_create / prepare_creds io-uring 6 1 207d 207d
WARNING in __vmap_pages_range_noflush (2) io-uring -1 C 8 178d 176d
INFO: task hung in io_wq_put_and_exit (5) io-uring input usb 1 C done 9 205d 224d
INFO: task hung in vfs_coredump io-uring 1 syz 3 248d 245d
WARNING: io_uring/io_uring.c:LINE at io_ring_exit_work, CPU: kworker/u8:NUM/NUM io-uring -1 2 261d 257d
INFO: task hung in io_uring_del_tctx_node (4) io-uring 1 C done 8 280d 276d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (4) io-uring 6 8 342d 465d
INFO: task hung in sys_io_uring_enter io-uring 1 1 378d 378d
KMSAN: uninit-value in putname io-uring 7 1 316d 310d
KCSAN: data-race in io_sq_thread / io_sq_thread_stop io-uring 6 4 377d 437d
INFO: task hung in io_uring_alloc_task_context (5) io-uring 1 1 423d 423d
INFO: rcu detected stall in io_uring_enter (4) io-uring 1 1 425d 425d
possible deadlock in io_uring_mmap io-uring 4 1 362d 358d
INFO: rcu detected stall in sys_io_uring_setup (2) io-uring mm 1 2 450d 493d
KCSAN: data-race in io_recv / io_wq_free_work io-uring 6 2 447d 446d
INFO: rcu detected stall in io_handle_tw_list io-uring 1 2 491d 513d
WARNING in io_get_cqe_overflow (2) io-uring -1 C done 9 485d 485d
INFO: task hung in io_wq_worker io-uring 1 1 530d 530d
INFO: rcu detected stall in io_uring_enter (3) io-uring 1 1 543d 543d
INFO: task hung in sys_io_uring_register (3) io-uring 1 1 544d 544d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (3) io-uring 6 2 502d 504d
KCSAN: data-race in __io_queue_proc / io_poll_wake (3) io-uring 6 2 519d 519d
WARNING in io_sq_thread io-uring -1 1 561d 557d
INFO: task hung in io_uring_register (5) io-uring 1 1 599d 599d
KCSAN: data-race in io_submit_sqes / io_uring_poll (8) io-uring 6 18 548d 620d
KCSAN: data-race in io_flush_timeouts / io_issue_sqe io-uring 6 1 550d 550d
INFO: task hung in io_uring_del_tctx_node (3) io-uring 1 1 609d 609d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (2) io-uring 6 6 558d 570d
INFO: task hung in io_put_sq_data io-uring 1 1 654d 654d
INFO: rcu detected stall in io_uring_enter (2) io-uring 1 1 668d 668d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (11) io-uring 6 1 613d 613d
general protection fault in try_to_wake_up (2) io-uring 19 C done done 3588 594d 1832d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel (3) io-uring 6 2 624d 629d
KCSAN: data-race in __flush_work / __flush_work io-uring 6 1 629d 629d
KCSAN: data-race in __io_commit_cqring_flush / io_submit_sqes io-uring 6 1 635d 635d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work io-uring 6 3 641d 668d
kernel BUG in __io_remove_buffers io-uring -1 C error 9 701d 701d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker_running (2) io-uring 6 5 664d 670d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker io-uring 6 16 660d 671d
INFO: task hung in io_uring_register (4) io-uring 1 1 722d 722d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (10) io-uring 6 1 671d 671d
kernel BUG in put_page io-uring -1 C error 2 701d 701d
KCSAN: data-race in io_submit_sqes / io_uring_poll (7) io-uring 6 1 687d 687d
KCSAN: data-race in __io_queue_proc / io_poll_wake (2) io-uring 6 2 701d 702d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_buffers_unregister io-uring 6 1 722d 722d
WARNING in unsafe_follow_pfn media io-uring -1 C done 33 1753d 1800d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (9) io-uring 6 2 745d 763d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_register (2) io-uring 6 1 747d 747d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (8) io-uring 6 2 754d 780d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_buffers_register io-uring 6 1 781d 781d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (7) io-uring 6 2 832d 815d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (8) io-uring 6 1 834d 814d
KCSAN: data-race in io_submit_sqes / io_uring_poll (6) io-uring 6 1 844d 815d
KCSAN: data-race in __io_queue_proc / io_poll_wake io-uring 6 1 861d 861d
KMSAN: uninit-value in io_req_cqe_overflow io-uring 7 C 622 916d 1275d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (7) io-uring 6 1 903d 897d
general protection fault in worker_thread (2) io-uring 2 syz 1 987d 983d
KCSAN: data-race in __io_uring_show_fdinfo / io_submit_sqes io-uring 6 1 923d 908d
KCSAN: data-race in io_wq_activate_free_worker / io_wq_worker_running io-uring 6 17 918d 903d
INFO: task hung in io_ring_exit_work io-uring 1 C unreliable unreliable 820 975d 1794d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (6) io-uring 6 4 941d 986d
BUG: unable to handle kernel NULL pointer dereference in __io_remove_buffers io-uring 10 1 1014d 1010d
INFO: task hung in io_wq_put_and_exit (3) io-uring 1 C error unreliable 75 1048d 1442d
INFO: task hung in io_uring_del_tctx_node (2) io-uring 1 C error error 20 1088d 1450d
WARNING in io_ring_exit_work io-uring -1 C done done 3550 1041d 1815d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_register io-uring 6 1 1008d 1008d
KASAN: use-after-free Read in io_fallback_tw io-uring 19 C error 33 1144d 1147d
KASAN: use-after-free Read in snd_rawmidi_poll io-uring sound 19 C error 20 1144d 1147d
KASAN: use-after-free Read in io_poll_remove_entries io-uring 19 C done done 751 1064d 1443d
memory leak in create_io_worker (2) io-uring fs 3 C 4 1206d 1471d
INFO: task hung in sys_io_uring_register (2) io-uring 1 syz error error 2 1103d 1099d
INFO: task hung in io_uring_register (3) io-uring 1 syz error error 2 1103d 1099d
KASAN: use-after-free Read in io_wqe_worker (2) io-uring 19 C error done 3 1120d 1151d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (5) io-uring 6 1 1039d 1039d
KCSAN: data-race in io_wqe_activate_free_worker / io_wqe_worker io-uring 6 386 1043d 1426d
KCSAN: data-race in io_wq_worker_running / io_wqe_activate_free_worker io-uring 6 599 1043d 1401d
KCSAN: data-race in io_submit_sqes / io_uring_poll (5) io-uring 6 21 1045d 1233d
INFO: task hung in io_req_task_cancel io-uring 1 1 1103d 1103d
BUG: bad usercopy in io_openat2_prep (3) io-uring -1 C 12 1108d 1107d
KASAN: use-after-free Read in tctx_task_work (2) io-uring fs 19 C unreliable 358 1128d 1659d
KCSAN: data-race in __io_fill_cqe_req / io_timeout io-uring 6 2 1072d 1046d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel (2) io-uring 6 1 1067d 1067d
INFO: task hung in io_uring_enter io-uring 1 1 1094d 1094d
KCSAN: data-race in io_sqpoll_wait_sq / io_submit_sqes io-uring 6 1 1070d 1070d
KASAN: use-after-free Read in io_fallback_req_func io-uring 19 C error 18 1144d 1147d
KASAN: use-after-free Read in create_worker_cb fs io-uring 19 C done 3 1800d 1801d
KASAN: use-after-free Read in sock_def_wakeup sctp io-uring 19 C error 2 1144d 1147d
WARNING in __put_task_struct (3) io-uring mm -1 C error 4 1147d 1147d
KASAN: use-after-free Read in pipe_release (2) fs io-uring 19 C error 2 1147d 1143d
KASAN: use-after-free Read in snd_pcm_post_stop sound io-uring 19 C error 1 1147d 1147d
WARNING in follow_hugetlb_page mm io-uring -1 C inconclusive 34 1389d 1391d
KASAN: slab-out-of-bounds Read in mas_leaf_max_gap mm io-uring 19 syz error 3 1185d 1229d
general protection fault in __io_sync_cancel io-uring 10 C error inconclusive 11 1282d 1288d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (4) io-uring 6 4 1092d 1133d
general protection fault in io_issue_sqe io-uring fs 12 C done unreliable 502 1287d 1644d
INFO: rcu detected stall in io_ring_exit_work fs io-uring 1 C error 6 1579d 1622d
general protection fault in __io_queue_sqe fs io-uring 2 C done 11 1660d 1661d
general protection fault in io_queue_sqe_fallback io-uring 2 1 1115d 1111d
KASAN: use-after-free Read in io_wq_put_and_exit io-uring 19 21 1146d 1149d
KCSAN: data-race in __se_sys_io_uring_register / io_sqe_files_unregister io-uring 6 1 1100d 1100d
KCSAN: data-race in __io_fill_cqe_req / io_uring_poll (2) io-uring 6 1 1115d 1115d
KCSAN: data-race in io_wq_submit_work / io_wq_worker_cancel (2) io-uring 6 1 1115d 1115d
INFO: task hung in io_uring_alloc_task_context (4) io-uring 1 2 1224d 1228d
KCSAN: data-race in io_worker_handle_work / io_wqe_activate_free_worker (2) io-uring 6 1 1106d 1106d
WARNING: refcount bug in io_send_zc_cleanup io-uring 13 1 1124d 1120d
KASAN: use-after-free Read in __io_req_task_work_add io-uring 19 7 1143d 1147d
KASAN: use-after-free Read in io_poll_task_func io-uring 19 1 1144d 1144d
WARNING: ODEBUG bug in __io_put_task io-uring -1 2 1146d 1147d
KASAN: use-after-free Read in io_req_caches_free io-uring 19 1 1147d 1147d
INFO: task hung in io_uring_register (2) io-uring 1 1 1244d 1244d
KASAN: use-after-free Read in signalfd_cleanup ext4 io-uring 19 C 4 1147d 1147d
general protection fault in __fget_files fs io-uring 2 syz done 2 1948d 1947d
general protection fault in io_uring_flush io-uring fs 2 syz error 1 1985d 1984d
KCSAN: data-race in __io_req_complete_post / io_uring_poll io-uring 6 29 1197d 1309d
KCSAN: data-race in io_worker_handle_work / io_wqe_activate_free_worker io-uring 6 1 1200d 1200d
BUG: corrupted list in io_uring_del_tctx_node io-uring 8 1 1257d 1256d
KCSAN: data-race in io_worker_handle_work / io_wq_worker_cancel io-uring 6 1 1215d 1215d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (3) io-uring 6 2 1229d 1256d
KCSAN: data-race in __io_req_complete_post / io_wake_function (2) io-uring 6 4 1234d 1263d
possible deadlock in io_disarm_next fs io-uring 4 C done 5 1412d 1414d
INFO: task hung in io_poll_tw_hash_eject io-uring 1 1 1297d 1297d
KASAN: use-after-free Read in io_poll_check_events io-uring fs 19 C done 20 1431d 1474d
KASAN: use-after-free Write in __io_free_req fs io-uring 22 syz done 1 1587d 1587d
KCSAN: data-race in io_wq_submit_work / io_wq_worker_cancel io-uring 6 1 1273d 1273d
memory leak in io_submit_sqes (3) fs io-uring 3 C 1 1741d 1741d
general protection fault in __io_arm_poll_handler fs io-uring 2 C done unreliable 3 1641d 1643d
KCSAN: data-race in io_submit_sqes / io_uring_poll (4) io-uring 6 123 1285d 1451d
KMSAN: uninit-value in io_fallback_req_func fs io-uring 7 C 8 1412d 1412d
KCSAN: data-race in __do_sys_io_uring_register / io_sqe_buffers_register (3) io-uring 6 1 1289d 1289d
memory leak in anon_inode_getfile io-uring fs 3 C 3 1935d 1941d
memory leak in rw_copy_check_uvector fs io-uring 3 C 1 2021d 2021d
KMSAN: uninit-value in io_req_caches_free fs io-uring 7 C 6 1468d 1545d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 22 C done error 6 1932d 2025d
kernel BUG in io_queue_async_work io-uring fs -1 C error unreliable 14 1692d 1696d
WARNING: refcount bug in io_wqe_worker io-uring fs 13 C error error 6 1970d 2004d
KCSAN: data-race in io_sq_thread / io_sq_thread_park (2) io-uring 6 5 1296d 1332d
KCSAN: data-race in __io_req_complete_post / io_wake_function io-uring 6 1 1298d 1298d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (6) io-uring 6 2 1300d 1323d
INFO: rcu detected stall in tctx_task_work (2) fs io-uring 1 syz unreliable 4 1579d 1585d
WARNING in io_poll_task_func (2) fs io-uring -1 C done 1 1584d 1582d
WARNING in io_poll_task_func fs io-uring -1 C done 4 1585d 1584d
WARNING: ODEBUG bug in __put_task_struct mm io-uring -1 syz done 1 1587d 1585d
INFO: rcu detected stall in tctx_task_work fs io-uring 1 C done 9 1586d 1585d
kernel panic: panic_on_warn set (2) io-uring 2 syz error 1 1639d 1639d