syzbot


Out of 62 bugs, 44 were automatically obsoleted (43 due to revoked reproducers), 18 were invalidated by users.
Applied filters: WithRepro (drop) Label=subsystems:io-uring (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
memory leak in iovec_from_user (5) io-uring 3 syz 1 160d 156d
memory leak in iovec_from_user (4) io-uring 3 C 1 161d 161d
memory leak in iovec_from_user (3) io-uring 3 C 1 163d 162d
general protection fault in io_uring_show_fdinfo (4) io-uring 2 C done 28 244d 243d
general protection fault in io_uring_show_fdinfo (3) io-uring 2 C 9 245d 244d
WARNING in __vmap_pages_range_noflush (2) io-uring -1 C 8 289d 287d
INFO: task hung in io_wq_put_and_exit (5) io-uring input usb 1 C done 9 316d 335d
INFO: task hung in vfs_coredump io-uring 1 syz 3 359d 356d
INFO: task hung in io_uring_del_tctx_node (4) io-uring 1 C done 8 391d 387d
WARNING in io_get_cqe_overflow (2) io-uring -1 C done 9 597d 597d
general protection fault in try_to_wake_up (2) io-uring 19 C done done 3588 705d 1943d
kernel BUG in __io_remove_buffers io-uring -1 C error 9 812d 812d
kernel BUG in put_page io-uring -1 C error 2 813d 813d
WARNING in unsafe_follow_pfn media io-uring -1 C done 33 1864d 1911d
KMSAN: uninit-value in io_req_cqe_overflow io-uring 7 C 622 1027d 1386d
general protection fault in worker_thread (2) io-uring 2 syz 1 1098d 1094d
INFO: task hung in io_ring_exit_work io-uring 1 C unreliable unreliable 820 1086d 1906d
INFO: task hung in io_wq_put_and_exit (3) io-uring 1 C error unreliable 75 1159d 1553d
INFO: task hung in io_uring_del_tctx_node (2) io-uring 1 C error error 20 1199d 1561d
WARNING in io_ring_exit_work io-uring -1 C done done 3550 1152d 1926d
KASAN: use-after-free Read in io_fallback_tw io-uring 19 C error 33 1255d 1259d
KASAN: use-after-free Read in snd_rawmidi_poll io-uring sound 19 C error 20 1255d 1259d
KASAN: use-after-free Read in io_poll_remove_entries io-uring 19 C done done 751 1175d 1555d
memory leak in create_io_worker (2) io-uring fs 3 C 4 1317d 1582d
INFO: task hung in sys_io_uring_register (2) io-uring 1 syz error error 2 1214d 1210d
INFO: task hung in io_uring_register (3) io-uring 1 syz error error 2 1214d 1210d
KASAN: use-after-free Read in io_wqe_worker (2) io-uring 19 C error done 3 1231d 1262d
BUG: bad usercopy in io_openat2_prep (3) io-uring -1 C 12 1219d 1218d
KASAN: use-after-free Read in tctx_task_work (2) io-uring fs 19 C unreliable 358 1239d 1770d
KASAN: use-after-free Read in io_fallback_req_func io-uring 19 C error 18 1255d 1259d
KASAN: use-after-free Read in create_worker_cb fs io-uring 19 C done 3 1911d 1912d
KASAN: use-after-free Read in sock_def_wakeup sctp io-uring 19 C error 2 1256d 1258d
WARNING in __put_task_struct (3) io-uring mm -1 C error 4 1258d 1259d
KASAN: use-after-free Read in pipe_release (2) fs io-uring 19 C error 2 1258d 1254d
KASAN: use-after-free Read in snd_pcm_post_stop sound io-uring 19 C error 1 1258d 1258d
WARNING in follow_hugetlb_page mm io-uring -1 C inconclusive 34 1500d 1503d
KASAN: slab-out-of-bounds Read in mas_leaf_max_gap mm io-uring 19 syz error 3 1297d 1341d
general protection fault in __io_sync_cancel io-uring 10 C error inconclusive 11 1393d 1399d
general protection fault in io_issue_sqe io-uring fs 12 C done unreliable 502 1398d 1755d
INFO: rcu detected stall in io_ring_exit_work fs io-uring 1 C error 6 1690d 1733d
general protection fault in __io_queue_sqe fs io-uring 2 C done 11 1772d 1772d
KASAN: use-after-free Read in signalfd_cleanup ext4 io-uring 19 C 4 1258d 1259d
general protection fault in __fget_files fs io-uring 2 syz done 2 2059d 2058d
general protection fault in io_uring_flush io-uring fs 2 syz error 1 2096d 2095d
possible deadlock in io_disarm_next fs io-uring 4 C done 5 1523d 1526d
KASAN: use-after-free Read in io_poll_check_events io-uring fs 19 C done 20 1542d 1586d
KASAN: use-after-free Write in __io_free_req fs io-uring 22 syz done 1 1698d 1698d
memory leak in io_submit_sqes (3) fs io-uring 3 C 1 1853d 1852d
general protection fault in __io_arm_poll_handler fs io-uring 2 C done unreliable 3 1752d 1754d
KMSAN: uninit-value in io_fallback_req_func fs io-uring 7 C 8 1524d 1524d
memory leak in anon_inode_getfile io-uring fs 3 C 3 2046d 2052d
memory leak in rw_copy_check_uvector fs io-uring 3 C 1 2133d 2132d
KMSAN: uninit-value in io_req_caches_free fs io-uring 7 C 6 1579d 1656d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 22 C done error 6 2043d 2136d
kernel BUG in io_queue_async_work io-uring fs -1 C error unreliable 14 1803d 1808d
WARNING: refcount bug in io_wqe_worker io-uring fs 13 C error error 6 2081d 2115d
INFO: rcu detected stall in tctx_task_work (2) fs io-uring 1 syz unreliable 4 1690d 1696d
WARNING in io_poll_task_func (2) fs io-uring -1 C done 1 1695d 1693d
WARNING in io_poll_task_func fs io-uring -1 C done 4 1696d 1695d
WARNING: ODEBUG bug in __put_task_struct mm io-uring -1 syz done 1 1698d 1696d
INFO: rcu detected stall in tctx_task_work fs io-uring 1 C done 9 1697d 1696d
kernel panic: panic_on_warn set (2) io-uring 2 syz error 1 1750d 1750d