syzbot


Instances [tested repos]:
Name Last active Uptime Corpus Coverage 🛈 Crashes Execs Kernel build syzkaller build Bugs
Commit Config Freshness Status Commit Freshness Status All Only
ci-upstream-kasan-gce-selinux-root now 12h58m 47218 764971 417 1527884 51d90a15fedf .config 14h37m d6526ea3 10d all only
Applied filters: Manager=ci-upstream-kasan-gce-selinux-root (drop)
open (459):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: task hung in nfsd_nl_version_set_doit (2) nfs 1 44 5h41m 4d17h 💬 1 [2d23h]
WARNING in usb_start_wait_urb usb -1 C error 39 4h40m 5d19h 💬 1 [1d18h]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) udf 1 C error 7 13d 9d00h
WARNING in kvm_apic_accept_events (2) kvm-x86 -1 C 66 5h03m 10d 💬 1 [10d]
KASAN: slab-out-of-bounds Read in ieee80211_add_virtual_monitor wireless 19 C 301 51m 20d PATCH [2d02h]
INFO: task hung in blk_trace_startstop block trace 1 31 5d07h 24d
KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) net 19 C 20 2h05m 30d PATCH [24d]
WARNING in lock_list_lru_of_memcg (2) mm -1 3 2d20h 30d 💬 2 [30d]
KASAN: slab-use-after-free Read in ax25_find_cb hams 19 1 44d 44d PATCH [39d]
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 36 6d01h 45d
general protection fault in can_rx_unregister can 2 1 50d 46d 💬 1 [45d]
INFO: task hung in migrate_pages_batch (4) mm 1 50 1d18h 53d
INFO: rcu detected stall in unwind_next_frame (5) fs 1 syz error 21 13d 53d
KASAN: slab-out-of-bounds Read in mcp2221_raw_event (2) input usb 19 C error 209 1d08h 54d PATCH [17d]
WARNING in xfrm6_tunnel_net_exit (4) net -1 syz done 25810 2d11h 54d PATCH [47d]
WARNING in chown_common gfs2 -1 C 165 9h47m 55d 💬 4 [27d]
INFO: task hung in __rmap_walk_file mm 1 C error 7 16d 56d 💬 3 [54d]
possible deadlock in comedi_do_insn comedi 4 20 7d01h 61d PATCH [40d]
KASAN: slab-use-after-free Read in l2cap_disconn_ind (2) bluetooth 19 6 28d 63d
KASAN: slab-use-after-free Read in afs_dynroot_readdir (2) afs 19 C error 4 7d03h 63d 💬 3 [17d]
WARNING in free_uts_ns kernel -1 1 65d 65d
WARNING in destroy_pid_namespace_work kernel -1 2 65d 66d
WARNING in free_mnt_ns fs -1 C done unreliable 115 57d 66d PATCH [60d]
WARNING in path_noexec (2) mm fs -1 C error 9871 1h56m 66d PATCH [56d]
KASAN: slab-use-after-free Write in rose_t0timer_expiry hams 24 2 43d 71d
KASAN: slab-out-of-bounds Read in soft_cursor (2) fbdev 17 5 7d12h 75d
KASAN: slab-out-of-bounds Read in fb_pad_unaligned_buffer (4) fbdev 19 10 39d 75d
KASAN: slab-use-after-free Read in xfrm_state_find net 19 1375 2d14h 88d
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 11074 6h02m 92d PATCH [38d]
WARNING: ODEBUG bug in __run_timers (3) hams -1 350 22h26m 94d 💬 2 [11d]
INFO: task hung in ext4_read_bh ext4 1 C 10 91d 94d
INFO: rcu detected stall in sys_madvise (2) mm 1 37 7d22h 97d
INFO: task hung in worker_attach_to_pool (3) kernel 1 C error 1 20d 98d
INFO: task hung in queue_limits_commit_update_frozen block 1 251 1d01h 100d
INFO: rcu detected stall in sys_mount (8) block ext4 btrfs 1 C 17 1d10h 101d 💬 1 [100d]
KASAN: slab-use-after-free Read in v4l2_release (2) media usb 19 C error 2 21d 104d PATCH [53d]
BUG: soft lockup in dev_ioctl (2) mm 1 6 37d 106d
INFO: rcu detected stall in sys_munmap (2) mm 1 syz error 30 4d15h 106d 💬 7 [100d]
general protection fault in su3000_i2c_transfer usb media 2 C done 111 8d15h 106d PATCH [106d]
INFO: rcu detected stall in hub_event (2) mm 1 C error 51 5d13h 107d
WARNING in subflow_data_ready (4) mptcp -1 C 216 10h03m 108d
INFO: task hung in io_wq_put_and_exit (6) io-uring 1 C error 46 2d09h 110d 💬 1 [1d11h]
WARNING in ieee80211_tx_skb_tid wireless -1 C 34 32m 110d
INFO: rcu detected stall in task_mm_cid_work (3) kernel 1 syz done 2 114d 112d
WARNING in vfs_setxattr (3) gfs2 -1 C 525 11h24m 113d
WARNING in do_mknodat (3) gfs2 -1 C 211 20h20m 113d PATCH [79d]
INFO: task hung in dvb_usbv2_exit usb 1 C error 48 8d11h 117d
WARNING in ieee80211_link_info_change_notify (3) wireless -1 20 2d17h 119d
WARNING in ieee80211_recalc_chanctx_chantype wireless -1 28 14d 121d
WARNING in drv_unassign_vif_chanctx (3) wireless -1 C 2962 2d07h 122d
possible deadlock in kernfs_remove kernfs 4 C error done 92 13d 123d 💬 3 [11d]
INFO: rcu detected stall in blkdev_release (3) block 1 76 1d12h 124d
BUG: unable to handle kernel paging request in kernfs_remove_by_name_ns kernfs 12 51 1d08h 124d
INFO: task hung in vfs_coredump (2) kernel 1 C 58 2d04h 124d
WARNING: locking bug in kernfs_remove_by_name_ns kernfs 4 30 4d06h 127d
WARNING in __getblk_slow udf -1 C error done 151 38d 128d
KASAN: slab-use-after-free Read in driver_remove_file fs 19 C error 296 1d01h 130d PATCH [76d]
kernel BUG in mpage_readahead fs -1 38 11h03m 130d 💬 1 [30d]
KASAN: use-after-free Read in __xfrm_state_insert net 24 2043 58d 130d
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 3 20d 130d
WARNING in sched_mm_cid_remote_clear (3) kernel -1 3 59d 131d 💬 2 [130d]
INFO: rcu detected stall in msr_read (2) lsm 1 36 92d 141d
INFO: task hung in blk_trace_setup (4) trace block 1 syz done 9 56d 143d
INFO: task hung in console_callback (6) usb input 1 C error 13 29d 143d
KASAN: slab-use-after-free Read in hci_uart_write_work bluetooth 19 syz error 15 3d05h 144d 💬 3 [137d]
KASAN: vmalloc-out-of-bounds Write in tpg_fill_plane_buffer (4) media 23 64 5d03h 145d
INFO: task hung in nbd_disconnect_and_put nbd 1 88 64d 145d
INFO: rcu detected stall in wb_workfn (4) mm 1 C error 44 7d22h 148d 💬 1 [7d18h]
divide error in comedi_inc_scan_progress comedi 2 73 9d04h 150d 💬 4 [9d02h]
BUG: sleeping function called from invalid context in dev_set_promiscuity (2) net 5 31 1d10h 150d 💬 2 [150d]
possible deadlock in nbd_queue_rq nbd 4 C done 67 14d 152d 💬 7 [1d01h]
possible deadlock in nr_rt_ioctl (2) hams 4 C 3135 1h47m 163d PATCH [2d06h]
INFO: rcu detected stall in linkwatch_event (5) mm net 1 syz error 2 50d 163d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 256 7h51m 167d 💬 1 [130d]
WARNING in dib0700_ctrl_rd/usb_submit_urb usb -1 C error 60 9d22h 169d
possible deadlock in pcpu_alloc_noprof (2) nbd 4 C error 2616 18m 174d
INFO: task hung in hci_conn_failed (4) bluetooth 1 syz 17 1d05h 178d
INFO: task hung in futex_hash_allocate kernel 1 C 11 14d 179d
INFO: task hung in __iterate_supers fs 1 C error 4494 1h21m 184d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 28 1d22h 186d
KASAN: slab-out-of-bounds Write in mini_qdisc_pair_swap net 23 8 26d 186d
kernel panic: Fatal exception (4) 2 C error inconclusive 99 164d 189d
possible deadlock in elevator_change block 4 C 643 7h13m 189d
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 7 22d 190d
WARNING in az6007_i2c_xfer media -1 5 85d 191d PATCH [53d]
WARNING in ieee80211_tx_h_rate_ctrl wireless -1 289 1d03h 191d
possible deadlock in __del_gendisk block 4 C done 43987 32d 194d PATCH [120d]
KASAN: slab-use-after-free Read in report_descriptor_read input usb 19 43 1d06h 196d
WARNING in dtv5100_i2c_msg/usb_submit_urb usb -1 C error 264 4d05h 198d PATCH [11d]
WARNING in mac80211_hwsim_sta_rc_update wireless -1 C 102 1d17h 205d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 51 7d00h 205d
KASAN: use-after-free Read in __linkwatch_run_queue net 19 syz 72 5d00h 205d
INFO: rcu detected stall in inet6_rtm_newaddr (3) sctp 1 syz error 4 76d 206d
WARNING in gid_table_release_one (3) rdma -1 C done 216 4h20m 207d 💬 23 [12d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 1d12h 208d
possible deadlock in anon_pipe_write autofs 4 10 28d 211d
INFO: task hung in hci_remote_features_evt (2) bluetooth 1 syz error inconclusive 9 68d 213d
INFO: rcu detected stall in inet_rtm_newaddr (2) net 1 C error 5 31d 214d 💬 9 [43d]
INFO: task hung in afs_cell_purge (2) afs 1 syz done 186 1d21h 215d 💬 2 [17d]
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 9 21d 215d
INFO: task hung in dvb_usb_i2c_exit usb 1 C error 157 3h47m 216d PATCH [206d]
KASAN: slab-use-after-free Write in as102_release (2) media 24 67 23d 217d PATCH [33d]
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 6 33d 218d
BUG: Bad page state in page_cache_ra_order mm -1 C error 37 64d 218d
WARNING in nsim_fib_event_nb net -1 C done 775 1d23h 219d PATCH [67d]
INFO: task hung in anon_pipe_write nfs netfs 1 C done done 13 69d 219d
kernel BUG in __filemap_add_folio fs mm -1 C done 1042 3h46m 225d 💬 2 [5d23h]
WARNING in gl861_ctrl_msg/usb_submit_urb usb -1 C error 15 7d13h 225d PATCH [180d]
BUG: soft lockup in sys_bpf mm 1 C error 55 1d03h 227d
INFO: task hung in page_cache_ra_order mm fs 1 C done 66 7d09h 227d 💬 1 [227d]
BUG: corrupted list in az6007_i2c_xfer media 15 C error 5 24d 229d PATCH [19d]
INFO: rcu detected stall in rtnl_newlink (5) net 1 C error 142 16h02m 236d
divide error in mac80211_hwsim_link_info_changed (2) wireless 2 12 17d 239d PATCH [41m]
possible deadlock in kernfs_iop_getattr kernfs 4 C done 2631 12h20m 249d 💬 2 [11d]
KASAN: null-ptr-deref Read in smc_tcp_syn_recv_sock smc 11 C error inconclusive 21 6d17h 249d 💬 5 [20d]
possible deadlock in l2cap_conn_del bluetooth 4 syz error 410 8h14m 249d
WARNING: ODEBUG bug in delete_node (3) afs -1 C done 39 4d07h 251d 💬 2 [17d]
INFO: rcu detected stall in clone (7) mm 1 60 5d21h 254d
KASAN: wild-memory-access Read in l2cap_connect_cfm bluetooth 19 C error 111 1d03h 263d 💬 1 [55d]
INFO: rcu detected stall in kthread_worker_fn (2) kernel 1 syz done 9 39d 268d
INFO: task hung in sync_bdevs (3) block 1 C 2080 23m 286d
INFO: task hung in pipe_write (6) kernfs netfs 1 C done done 10 68d 291d
general protection fault in h5_recv bluetooth 10 C done 2555 3h59m 299d 💬 1 [9d02h]
INFO: task hung in rmap_walk_file mm 1 C error 19 22d 302d
possible deadlock in autofs_notify_daemon (2) autofs 4 71 48d 303d
general protection fault in __fib6_drop_pcpu_from (6) net 17 234 47d 305d
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 59 4d22h 317d PATCH [243d]
possible deadlock in n_tty_flush_buffer serial 4 C error inconclusive 4 42d 318d
INFO: task hung in netfs_retry_writes netfs 1 C unreliable done 75 57d 324d
possible deadlock in input_ff_flush input 4 C unreliable 4 11d 335d 💬 3 [51d]
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 30d 336d
INFO: rcu detected stall in try_check_zero (5) kernel 1 syz error 2 157d 338d
WARNING in __kvm_gpc_refresh (3) kvm -1 C error 38 3h17m 338d
possible deadlock in nr_remove_neigh (2) hams 4 C unreliable 703 6h27m 341d 💬 2 [11d]
INFO: task hung in inet_rtm_newaddr net 1 C done 97 12d 345d
INFO: task hung in rdma_dev_exit_net (6) rdma 1 121 2h58m 351d 💬 4 [12d]
WARNING: held lock freed in bt_accept_dequeue bluetooth 4 16 29d 353d
WARNING in hci_conn_timeout (2) bluetooth -1 C error 1673 now 353d
WARNING in __alloc_frozen_pages_noprof dri -1 C done 6101 171d 360d PATCH [359d]
BUG: Bad page state in skb_pp_cow_data net -1 C done 61 5d16h 362d PATCH [30d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 9 11d 362d 💬 6 [271d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 47 15d 363d 💬 2 [109d]
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm fs 1 syz error 75 4d18h 367d
INFO: task hung in vfs_unlink (5) exfat 1 C done done 64 44d 369d
INFO: rcu detected stall in sys_sendmmsg (7) tipc mm 1 95 11h43m 370d
WARNING: refcount bug in device_move kernel 13 139 21h44m 373d
WARNING: refcount bug in bnep_session kernel 13 135 4d15h 374d
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 35 2d20h 376d
possible deadlock in blk_mq_update_nr_hw_queues block 4 C done 44250 2d12h 376d
general protection fault in bnep_session kernel 7 syz 1145 22h59m 377d
INFO: task hung in do_get_write_access (3) ext4 1 C error 448 3d02h 377d
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 103 4d09h 379d
WARNING: locking bug in kvm_xen_set_evtchn_fast kvm kvm-x86 4 C done 658 1d15h 380d 💬 4 [11d]
general protection fault in device_move kernel 8 syz error 5714 1h19m 380d
INFO: rcu detected stall in cfg80211_wiphy_work (2) wireless 1 C done 61 4d04h 383d
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 5006 5h54m 384d PATCH [16d]
INFO: task hung in nl80211_pre_doit (3) wireless 1 syz error 32 5d16h 387d 💬 1 [386d]
kernel BUG in resv_map_release (3) mm -1 C inconclusive 27 5d22h 389d 💬 1 [389d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done 110 11d 390d
INFO: task hung in hci_cmd_sync_clear (3) bluetooth 1 syz done 31 5h02m 392d
possible deadlock in pipe_lock (6) overlayfs 4 31 12d 393d
KASAN: slab-use-after-free Read in cfusbl_device_notify net 19 161 22h07m 395d
WARNING in kcov_remote_start (6) wireless -1 3676 49m 396d
possible deadlock in __submit_bio block 4 C done 60677 62d 397d 💬 3 [256d]
KASAN: slab-use-after-free Read in l2cap_unregister_user bluetooth 24 C done 45387 26m 399d PATCH [29d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 102 3d01h 402d
WARNING in __rate_control_send_low (3) wireless -1 C done 10425 3d10h 406d
WARNING in vcpu_run kvm-x86 -1 C done 32 3d08h 406d
INFO: task hung in add_one_compat_dev (3) rdma 1 102 5h02m 410d 💬 9 [12d]
INFO: task hung in __fuse_simple_request fuse 1 syz 514 1d10h 410d
KASAN: slab-use-after-free Read in bt_accept_unlink bluetooth 19 syz 102 3d08h 411d 💬 1 [21d]
KASAN: slab-use-after-free Read in l2cap_sock_new_connection_cb bluetooth 19 syz error 92 1d10h 411d 💬 3 [11d]
INFO: rcu detected stall in sys_readlink (5) mm 1 syz done 35 2d12h 414d
INFO: task hung in do_coredump (3) fs 1 C done 361 37d 415d 💬 4 [151d]
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 81 3d15h 418d
INFO: rcu detected stall in do_syscall_64 input usb 1 syz 23 75d 420d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 90 18d 421d
INFO: task hung in netdev_run_todo (4) wireguard 1 690 2d09h 422d
INFO: task hung in nfsd_nl_threads_set_doit nfs 1 C done 531 1d18h 422d PATCH [422d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 116 12d 423d 💬 1 [11d]
INFO: task hung in regdb_fw_cb (2) wireless 1 C inconclusive done 127 303d 427d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 77 55d 429d
INFO: task hung in genl_rcv_msg (4) net 1 C done 248 21h14m 429d
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) bluetooth 19 61 40d 431d
INFO: rcu detected stall in sys_pselect6 (2) input usb 1 C 55 55d 431d
INFO: task hung in worker_thread (5) kernel 1 C done done 49 85d 432d
INFO: task hung in wg_destruct (2) wireguard 1 syz done done 138 7d03h 432d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 216d 434d
INFO: task hung in crda_timeout_work (8) wireless 1 C done 599 17d 434d
possible deadlock in input_inject_event usb fs 4 C done 1929 9h42m 435d PATCH [50d]
BUG: corrupted list in _hci_cmd_sync_cancel_entry bluetooth 8 syz error 46 43d 435d 💬 1 [163d]
INFO: task hung in new_device_store (5) net 1 syz inconclusive 121 75d 435d 💬 7 [423d]
INFO: task hung in wg_netns_pre_exit (5) wireguard 1 syz done 375 15d 436d
INFO: task hung in reg_check_chans_work (7) wireless 1 C error 778 2d19h 439d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 157 7h47m 443d PATCH [425d]
INFO: rcu detected stall in batadv_bla_periodic_work (2) batman 1 syz error 2 14d 445d
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 65 3d03h 445d
INFO: task hung in tun_chr_close (5) net 1 syz done 635 1d01h 446d
possible deadlock in nr_rt_device_down (3) hams 4 C error 9753 11m 447d PATCH [179d]
general protection fault in dvb_usbv2_generic_write usb media 2 C error 66 5d04h 449d PATCH [28d]
INFO: rcu detected stall in x64_sys_call mm kasan 1 C error 428 1d22h 452d
possible deadlock in tty_buffer_flush (3) serial 4 C done 117 19d 453d
WARNING in ieee80211_rx_list (3) wireless -1 C error done 39 65d 453d
KASAN: global-out-of-bounds Read in mac802154_header_create (2) wpan 17 46 57d 458d
INFO: task hung in rdma_dev_change_netns rdma 1 1201 13h49m 458d 💬 6 [12d]
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3649 6d07h 460d 💬 1 [5d02h]
INFO: task hung in nbd_queue_rq nbd 1 C error 354 21h39m 465d
INFO: task hung in disable_device kernel 1 985 2h06m 466d 💬 4 [369d]
WARNING in enable_work usb pm -1 C error 1100 5h01m 472d
possible deadlock in walk_component (4) kernfs 4 C 79 7d00h 474d 💬 1 [42d]
possible deadlock in console_lock_spinning_enable (5) serial 4 C done 2904 now 475d 💬 4 [9d02h]
possible deadlock in task_rq_lock cgroups 4 C done 3976 12h57m 477d 💬 3 [19d]
INFO: task hung in xfs_buf_item_unpin (2) xfs 1 C done done 110 9h06m 477d 💬 2 [7d18h]
WARNING in cfg80211_scan_done wireless -1 syz error 36 7d04h 480d PATCH [166d]
INFO: task hung in ath9k_hif_usb_firmware_cb (3) wireless 1 syz error 237 25d 480d 💬 3 [334d]
INFO: rcu detected stall in kcov_close mm 1 156 3d20h 481d
WARNING in firmware_fallback_sysfs (2) kernel -1 148 1d03h 483d
INFO: task hung in switchdev_deferred_process_work (3) net 1 C inconclusive 564 8h47m 484d
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 192 10h54m 485d
INFO: task hung in read_part_sector (2) block 1 syz 6860 11m 488d
KASAN: slab-use-after-free Read in em28xx_release_resources media 19 431 3d23h 491d
INFO: task hung in addrconf_dad_work (5) net 1 C done 1590 1d21h 495d
WARNING in smsusb_init_device/usb_submit_urb usb media -1 C error 423 20d 495d PATCH [473d]
INFO: task hung in linkwatch_event (4) net 1 C done 3405 2d20h 497d
general protection fault in n_tty_receive_buf_common (2) serial 2 21 51d 499d
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth -1 C error 397 2d05h 500d
INFO: task hung in nfsd_nl_rpc_status_get_dumpit nfs 1 1017 1d00h 503d
WARNING: suspicious RCU usage in dev_deactivate_queue net 4 C error error 7829 76d 506d 💬 1 [82d]
INFO: task hung in deactivate_super (3) hfs 1 C done 87 19h18m 513d 💬 3 [90d]
WARNING in __cfg80211_bss_update (2) wireless -1 C inconclusive 16 8d19h 515d
possible deadlock in assign_fw usb 4 C done 168 17d 517d
INFO: task hung in nfsd_umount nfs 1 3099 9h11m 517d 💬 3 [155d]
WARNING in rate_control_rate_init (3) wireless -1 C done 21214 24m 521d
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive 77 13d 527d PATCH [309d]
INFO: task hung in txBegin jfs 1 C inconclusive inconclusive 78 23h43m 529d 💬 3 [488d]
INFO: rcu detected stall in sys_futex (7) kernel 1 syz error 99 14d 529d
INFO: task hung in nfsd_nl_threads_get_doit nfs 1 978 13h34m 530d
INFO: task hung in nfsd_nl_version_get_doit nfs 1 1115 2h59m 530d
INFO: rcu detected stall in ieee80211_handle_queued_frames wireless 1 C error 666 1d07h 538d 💬 1 [9d07h]
INFO: task hung in nfsd_nl_listener_get_doit nfs 1 991 9h40m 539d 💬 7 [155d]
INFO: rcu detected stall in mce_timer_fn (2) edac 1 C unreliable 6 28d 546d
INFO: task hung in kernfs_dop_revalidate (4) kernfs 1 C error error 126 23d 550d
UBSAN: array-index-out-of-bounds in llc_conn_state_process (2) net 15 24 69d 550d 💬 1 [210d]
INFO: rcu detected stall in process_one_work (9) kernel 1 C error 18 29d 551d
INFO: task hung in do_unlinkat (5) ntfs3 1 C error 127 23h50m 552d
WARNING in usb_free_urb usb media -1 C inconclusive 3930 5h51m 552d PATCH [180d]
INFO: rcu detected stall in addrconf_rs_timer (6) x86 mm netfilter 1 syz error error 613 15h28m 553d
INFO: task hung in nsim_destroy (4) net 1 syz error 434 51d 554d
INFO: task hung in __vhost_worker_flush net virt 1 C error 335 22d 555d 💬 12 [38d]
INFO: task hung in nfsd_nl_listener_set_doit nfs 1 C done 25271 3h11m 556d 💬 11 [155d]
INFO: task hung in kernfs_add_one kernfs 1 C error done 74 36d 557d
INFO: task hung in bdev_open block 1 C error 2605 25m 557d
INFO: rcu detected stall in schedule (7) usb 1 C done 57 19d 558d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm 4 C error inconclusive 621 495d 558d
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 495d 558d
INFO: rcu detected stall in sendmsg (4) net mm 1 C error 60 5d16h 561d
WARNING in __bch2_truncate_folio bcachefs -1 C done done 399 63d 562d 💬 2 [25d]
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 331 20h40m 563d
WARNING in bch2_trans_put bcachefs -1 C done error 519 49d 568d 💬 2 [40d]
INFO: rcu detected stall in ieee80211_tasklet_handler (2) wireless 1 C error error 142 180d 569d
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2141 19d 570d
WARNING in rxe_pool_cleanup rdma -1 C 585 2h58m 572d 💬 8 [12d]
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 11d 573d 💬 5 [515d]
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 526 20h43m 577d 💬 3 [11d]
INFO: rcu detected stall in sock_write_iter (3) net 1 C done 187 1d17h 578d 💬 1 [578d]
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 4d19h 579d
WARNING in bch2_trans_srcu_unlock bcachefs -1 C done error 4145 47d 582d PATCH [486d]
WARNING: suspicious RCU usage in get_callchain_entry perf 4 C error 8998 1d16h 585d PATCH [505d]
KASAN: slab-use-after-free Read in dtSearch jfs 19 C inconclusive 1774 1d05h 586d
possible deadlock in kernfs_seq_start kernfs 4 C done error 147 1d04h 588d 💬 8 [136d]
WARNING in hci_recv_frame bluetooth -1 C error 117 2d16h 589d 💬 1 [200d]
possible deadlock in uinput_request_submit input 4 C error 73 1d08h 589d 💬 2 [19d]
possible deadlock in __stack_map_get bpf 4 C error error 56 243d 596d 💬 2 [257d]
possible deadlock in hfs_extend_file (3) hfs 4 C unreliable 3081 6m 597d PATCH [592d]
INFO: task hung in gfs2_glock_nq gfs2 1 C 29 6d12h 597d
WARNING in l2cap_chan_send bluetooth -1 52 4h47m 601d
INFO: trying to register non-static key in txEnd (2) jfs -1 C done 4079 13d 602d
KASAN: slab-use-after-free Read in xfs_inode_item_push xfs 19 C error 272 4h56m 605d 💬 1 [7d18h]
WARNING in __udf_add_aext (3) udf -1 C error 1452 7h13m 607d
KASAN: slab-use-after-free Read in __hci_req_sync bluetooth 19 C error error 3383 479d 608d 💬 2 [513d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 504d 611d 💬 2 [490d]
kernel BUG in jffs2_del_ino_cache jffs2 -1 C error 730 6d20h 612d
KASAN: slab-use-after-free Write in usb_anchor_suspend_wakeups (2) usb 24 C error 24 9d07h 613d 💬 1 [613d]
possible deadlock in hsr_dev_xmit (2) net 4 C done 989 2d04h 618d 💬 2 [580d]
INFO: rcu detected stall in kauditd_thread (4) audit 1 C error 34 14d 618d 💬 6 [615d]
WARNING in cm109_input_open/usb_submit_urb (3) usb input -1 C error 106 4d11h 619d
KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings net 19 syz done 17864 27m 623d PATCH [607d]
BUG: soft lockup in do_sock_setsockopt tipc 1 C done 105 5d21h 624d 💬 1 [159d]
INFO: task hung in lmLogClose (3) jfs 1 C error 807 5h01m 627d PATCH [615d]
WARNING in l2cap_chan_del bluetooth -1 331 2d11h 629d
BUG: soft lockup in mac80211_hwsim_beacon (2) wireless trace 1 C error inconclusive 153 1h23m 635d 💬 1 [46d]
WARNING in gfs2_check_blk_type (2) gfs2 -1 C inconclusive 18 5d13h 641d
WARNING in io_ring_exit_work (2) io-uring -1 4260 25m 653d 💬 1 [1d11h]
KASAN: slab-use-after-free Read in handle_tx (2) net 19 C 931 13h19m 654d 💬 2 [30d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 42 26d 654d
kernel BUG in txEnd (2) jfs -1 C error 170 2d08h 662d 💬 1 [617d]
WARNING in wdm_rxwork/usb_submit_urb (2) usb -1 C unreliable 98 9d22h 662d 💬 2 [589d]
KASAN: slab-use-after-free Read in jfs_syncpt jfs 19 C inconclusive 1112 4h17m 668d PATCH [655d]
possible deadlock in smc_release smc 4 C error 155 5d08h 673d 💬 2 [33d]
INFO: task hung in blk_trace_remove (2) trace block 1 C done done 59 9d18h 680d PATCH [675d]
INFO: task hung in hfs_find_init (2) hfs 1 C error 50 33d 686d 💬 1 [684d]
WARNING in dbAdjTree jfs -1 C inconclusive 43455 9m 688d 💬 3 [11d]
KASAN: slab-use-after-free Read in tty_write_room (2) serial 19 syz error error 237 13h35m 690d 💬 2 [9d02h]
WARNING in signal_wake_up_state kernel -1 C done done 37 471d 696d 💬 6 [439d]
INFO: rcu detected stall in dput (8) fs 1 C done 565 12h18m 705d
WARNING in drm_prime_destroy_file_private (2) dri -1 C done error 493 8h31m 709d 💬 6 [9d07h]
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 207 18h25m 718d
INFO: task hung in blkdev_flush_mapping block 1 C unreliable error 28 13d 719d 💬 1 [603d]
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 460d 725d PATCH [483d]
WARNING in tcp_recvmsg_locked (2) net -1 C done 13 19h55m 731d PATCH [11d]
INFO: rcu detected stall in ip_list_rcv (6) net 1 C done done 53 19d 733d 💬 5 [257d]
INFO: task hung in blk_trace_ioctl (4) block trace 1 C done 64 17h57m 736d PATCH [734d]
INFO: rcu detected stall in sys_socket (10) mm 1 C done 172 2d22h 737d 💬 6 [732d]
INFO: task hung in bdev_release block 1 C error 2621 6h30m 737d PATCH [720d]
go runtime error fs 2 syz error inconclusive 24 49d 743d
INFO: task hung in user_get_super (2) fs 1 C error 986 1d02h 748d
INFO: task hung in kernfs_remove_by_name_ns (2) kernfs 1 C 30 56d 755d
INFO: rcu detected stall in sys_unshare (9) kernfs net 1 C inconclusive done 82 2d14h 756d 💬 1 [11d]
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error inconclusive 111 13d 790d
INFO: rcu detected stall in worker_thread (9) mm netfilter 1 C done 4642 20h04m 790d PATCH [784d]
INFO: task hung in __input_unregister_device (5) usb input 1 C done error 18 83d 810d 💬 1 [82d]
general protection fault in lock_sock_nested bluetooth 19 C done done 3836 3h34m 817d
kernel BUG in filemap_unaccount_folio mm -1 C done error 485 62d 821d 💬 4 [51d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 483 9h48m 825d
INFO: task hung in jfs_commit_inode (2) jfs 1 C inconclusive done 1699 1h24m 829d 💬 1 [597d]
INFO: task hung in get_bMaxPacketSize0 usb 1 C error 369 14d 837d 💬 1 [575d]
INFO: task hung in reg_process_self_managed_hints wireless 1 C done 901 7h51m 837d
INFO: rcu detected stall in console_callback input usb serial 1 C error 18 17d 839d
WARNING in do_symlinkat (2) ntfs3 -1 C error unreliable 86 1d01h 840d
INFO: rcu detected stall in sys_clock_nanosleep (5) kernel 1 C error done 102 40d 842d
INFO: rcu detected stall in sys_unlink (3) tomoyo mm 1 C error 219 1d04h 845d
INFO: task hung in usbdev_release (2) usb 1 C error error 105 30d 849d
panic: runtime error: floating point error (2) 2 syz error 27 9d16h 865d
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2852 9h36m 872d
WARNING in btrfs_finish_one_ordered btrfs -1 C unreliable done 22 14d 873d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 62 20d 878d PATCH [520d]
INFO: task hung in uhid_char_release input 1 C done done 479 112d 896d 💬 1 [76d]
WARNING in btrfs_run_delayed_refs (2) btrfs -1 C done error 42 14d 898d
WARNING in vkms_get_vblank_timestamp (2) dri -1 C done 528 2d23h 907d 💬 5 [9d07h]
WARNING in udf_setsize (2) udf -1 C done 128 9h12m 907d
INFO: rcu detected stall in newfstatat (3) usb 1 C done 468 23h47m 910d 💬 4 [639d]
INFO: task hung in rfkill_unregister (3) net nfc 1 C 8380 now 913d 💬 6 [26d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 381d 915d
KASAN: user-memory-access Write in __destroy_inode jfs 23 C error 3471 7h36m 947d
INFO: task hung in synchronize_rcu (4) fs net 1 C done error 1705 32m 947d 💬 6 [5d02h]
WARNING in btrfs_put_block_group btrfs -1 C unreliable 176 6d02h 957d
possible deadlock in evdev_pass_values (2) input 4 1588 9h45m 960d
WARNING in btrfs_commit_transaction (2) btrfs -1 C done 1166 1d10h 975d 💬 2 [40d]
INFO: task hung in hub_port_init (3) usb 1 C error 877 1h55m 984d 💬 16 [9d02h]
INFO: task hung in f2fs_balance_fs f2fs 1 C done inconclusive 1336 3d05h 997d 💬 1 [1d16h]
INFO: task hung in del_device_store net 1 C error 1902 8d06h 1006d
INFO: task hung in blkdev_get_by_dev (5) block 1 C error error 32 238d 1009d PATCH [1005d]
possible deadlock in br_multicast_rcv (3) bridge 4 C done error 57 50d 1054d
INFO: task hung in hub_event (3) usb 1 638 12m 1056d 💬 12 [575d]
WARNING in print_bfs_bug (2) kernel -1 C done 311 4d17h 1072d 💬 2 [640d]
possible deadlock in hfs_find_init (2) hfs 4 C error 5781 12h15m 1075d
INFO: task hung in rfkill_sync_work net nfc 1 C done 104 7h32m 1075d PATCH [1019d]
general protection fault in txEnd jfs 24 C error 2908 5h55m 1078d 💬 1 [982d]
INFO: task hung in exfat_write_inode exfat 1 C done error 3316 158d 1079d 💬 4 [196d]
possible deadlock in hfsplus_find_init hfs 4 C error error 858 21h03m 1080d
INFO: task hung in usb_get_descriptor (2) usb 1 C inconclusive error 862 258d 1080d 💬 14 [386d]
INFO: task hung in gfs2_jhead_process_page cluster 1 C error 874 3d04h 1081d 💬 1 [982d]
kernel BUG in ext4_do_writepages ext4 -1 C error 2858 33m 1084d 💬 9 [7d18h]
WARNING in walk_component ntfs3 -1 C done done 15 20d 1089d 💬 1 [877d]
possible deadlock in ntfs_fallocate ntfs3 4 C error 505 8h48m 1093d
INFO: rcu detected stall in syscall_exit_to_user_mode (2) usb 1 C inconclusive 807 20d 1096d 💬 5 [40d]
WARNING in do_mkdirat fs -1 C error error 632 1d01h 1099d 💬 22 [662d]
WARNING in hfsplus_bnode_create hfs -1 C error 1147 4h48m 1100d
WARNING in path_openat fs -1 C error done 168 1d03h 1100d 💬 1 [662d]
WARNING in v9fs_fid_get_acl mm -1 C error error 5678 57d 1101d PATCH [461d]
possible deadlock in ntfs_fiemap ntfs3 4 C error inconclusive 5271 1h02m 1102d PATCH [960d]
WARNING in btrfs_remove_chunk btrfs -1 C error inconclusive 424 1h34m 1102d 💬 4 [40d]
possible deadlock in hfsplus_block_allocate hfs 4 C done 375 1d12h 1103d
possible deadlock in hfsplus_block_free hfs 4 C inconclusive error 351 1d12h 1103d
kernel BUG in __ext4_journal_stop ext4 -1 C error done 28 46d 1104d 💬 7 [634d]
KASAN: slab-out-of-bounds Read in hfsplus_uni2asc hfs 17 C error error 3538 46d 1104d PATCH [1101d]
KASAN: slab-out-of-bounds Read in hfsplus_bnode_read hfs 23 C error error 521 130d 1106d
kernel BUG in clear_state_bit btrfs -1 C done 167 5h45m 1107d
kernel BUG in hfs_write_inode hfs -1 C error 147318 now 1107d PATCH [6d05h]
possible deadlock in hfsplus_get_block hfs 4 C error 14551 22m 1107d
kernel BUG in close_ctree btrfs -1 C error error 6560 31d 1109d 💬 6 [71d]
WARNING in btrfs_chunk_alloc btrfs -1 C inconclusive done 649 1d01h 1110d 💬 5 [40d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 411d 1115d PATCH [899d]
WARNING in call_timer_fn bluetooth -1 C unreliable 7741 5h01m 1116d 💬 8 [9d02h]
INFO: task hung in nfc_rfkill_set_block net nfc 1 C done done 1254 1h32m 1116d
possible deadlock in filemap_fault mm 4 C done 2955 1h16m 1128d 💬 4 [51d]
WARNING in btrfs_space_info_update_bytes_may_use btrfs -1 C done 5233 4h22m 1132d 💬 7 [40d]
INFO: task hung in lock_metapage jfs 1 C inconclusive error 3863 now 1136d
WARNING in ip_rt_bug (2) net -1 C done error 501 3d13h 1150d 💬 3 [526d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4635 now 1157d 💬 2 [5d02h]
kernel BUG in txUnlock jfs -1 C error 36933 12m 1162d
possible deadlock in ntfs_read_folio ntfs3 4 C inconclusive done 5563 40d 1162d
KASAN: use-after-free Read in usb_anchor_resume_wakeups (4) usb 24 130 6d18h 1162d
KASAN: use-after-free Read in jfs_lazycommit jfs 19 C error 2514 1h13m 1162d PATCH [402d]
general protection fault in write_special_inodes jfs 19 C inconclusive 2461 5h07m 1162d
general protection fault in lmLogSync (2) jfs 24 C error 7656 7h52m 1163d
kernel BUG in jfs_evict_inode jfs -1 C inconclusive 76673 now 1166d PATCH [4d00h]
kernel BUG in dbFindLeaf jfs -1 C inconclusive 5661 1h56m 1167d
kernel BUG in gfs2_glock_nq (2) gfs2 -1 C error 1429 1d13h 1170d 💬 1 [19d]
BUG: soft lockup in tx serial 1 C 1122 1d08h 1175d 💬 3 [9d02h]
INFO: task hung in walk_component (5) fuse 1 C inconclusive error 133 59d 1202d 💬 2 [416d]
INFO: task hung in __filemap_get_folio block 1 C done done 111 853d 1216d 💬 4 [794d]
INFO: task can't die in vlan_ioctl_handler net 1 170 25d 1286d
KASAN: out-of-bounds Write in end_buffer_read_sync ntfs3 24 C done error 4896 109d 1321d 💬 2 [103d]
KASAN: use-after-free Read in em28xx_init_extension (2) usb media 19 C done 1411 11d 1346d 💬 3 [9d02h]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25848 10d 1351d 💬 2 [51d]
INFO: task hung in nbd_add_socket (2) block 1 C error error 37 231d 1355d
INFO: rcu detected stall in gc_worker (3) netfilter 1 C done done 260 4d18h 1357d 💬 1 [12d]
WARNING in inc_nlink (3) fs -1 C error error 6901 7d14h 1359d 💬 1 [5d02h]
WARNING in handle_exception_nmi (2) kvm-x86 -1 C inconclusive inconclusive 194 1d13h 1383d 💬 2 [11d]
general protection fault in l2cap_chan_timeout (3) bluetooth 19 C inconclusive inconclusive 74 9d08h 1394d
WARNING in blk_register_tracepoints trace block -1 C inconclusive done 93 15h16m 1397d
INFO: task hung in do_read_cache_folio block kasan mm 1 C error error 179 896d 1398d 💬 3 [884d]
INFO: task can't die in show_free_areas serial 1 C error 227 2d13h 1412d 💬 1 [9d02h]
INFO: task hung in blkdev_fallocate block 1 C error error 2081 3d04h 1433d PATCH [1165d]
INFO: task hung in filename_create (4) fs 1 C error error 2372 1d16h 1445d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 71 3d00h 1454d PATCH [10d]
WARNING in ieee80211_free_ack_frame (2) wireless -1 C error done 184 1d04h 1482d PATCH [570d]
BUG: MAX_LOCKDEP_CHAINS too low! (3) no-reminders kernel -1 C error 887000 now 1483d PATCH [899d]
possible deadlock in input_event (2) fs 4 C inconclusive 6490 2h24m 1486d 💬 3 [5d02h]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 532 2d02h 1489d 💬 3 [11d]
INFO: rcu detected stall in sys_exit_group (7) net 1 C unreliable inconclusive 90 516d 1512d
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 C unreliable error 50 28d 1523d
WARNING in pvr2_send_request_ex/usb_submit_urb usb pvrusb2 -1 C 31 7d19h 1551d
INFO: task hung in pn533_finalize_setup nfc usb 1 C unreliable error 8 978d 1599d PATCH [1367d]
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net -1 C unreliable 7456 4h08m 1661d PATCH [899d]
possible deadlock in vmci_qp_broker_detach kernel 4 C unreliable error 71 21h33m 1716d 💬 2 [1619d]
WARNING in cm109_urb_irq_callback/usb_submit_urb usb input -1 C unreliable 3181 4d08h 1802d PATCH [1538d]
INFO: task hung in usbdev_open (2) usb 1 C error 1695 1h47m 1803d 💬 1 [9d02h]
INFO: task hung in fuse_simple_request fuse 1 C inconclusive error 273 439d 1818d 💬 6 [967d]
INFO: task can't die in corrupted (2) kernel 1 C error error 591 4d06h 1821d
WARNING in ieee80211_start_next_roc wireless -1 C inconclusive 1226 3d10h 1823d
WARNING in corrupted/usb_submit_urb (2) usb -1 C error done 69 588d 1842d 💬 1 [1787d]
WARNING in udf_truncate_extents udf -1 C done error 15290 1h49m 1881d 💬 1 [40d]
INFO: task hung in blkdev_put (4) block 1 C done error 486 633d 1890d
INFO: rcu detected stall in batadv_nc_worker (3) batman 1 C done inconclusive 585 81d 1892d 💬 1 [278d]
INFO: task hung in nbd_ioctl (3) nbd 1 C done unreliable 146 51d 1895d
WARNING in __cfg80211_ibss_joined (2) wireless -1 C error 6893 1h29m 1899d
general protection fault in skb_release_data (2) net bluetooth 24 C done error 703 249d 1914d
INFO: rcu detected stall in addrconf_dad_work (5) net 1 C done inconclusive 14 243d 1915d
INFO: rcu detected stall in corrupted (4) tipc 1 C done inconclusive 716 14h59m 1918d 💬 7 [96d]
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 290d 1943d 💬 2 [1284d]
INFO: rcu detected stall in tc_modify_qdisc net 1 C done 612 6d15h 1956d 💬 13 [523d]
BUG: soft lockup in smp_call_function kernel 1 C done 1649 18h28m 1972d 💬 1 [987d]
INFO: rcu detected stall in sys_clock_settime kernel 1 C done inconclusive 497 11d 1972d
INFO: task hung in tls_sk_proto_close 1 C done error 1046 103d 2077d
WARNING in kcm_write_msgs net -1 C done 620 7d13h 2088d 💬 5 [491d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1242d 2140d 💬 2 [2034d]
BUG: workqueue lockup (5) net 1 C done 14536 34m 2152d
possible deadlock in __dev_queue_xmit (3) net 4 C done inconclusive 1153 2d18h 2195d 💬 5 [523d]
WARNING in smsusb_start_streaming/usb_submit_urb usb media -1 C error inconclusive 173 110d 2299d PATCH [578d]
INFO: task hung in fuse_lookup (3) fuse 1 C done error 47 8d16h 2306d
KASAN: use-after-free Read in v4l2_fh_init usb media 19 C error inconclusive 6485 1h36m 2423d 💬 4 [9d02h]
WARNING in rcu_check_gp_start_stall net -1 C done error 2785 9h36m 2478d 💬 7 [19d]
INFO: rcu detected stall in do_idle x86 1 C done error 3494 now 2611d 💬 39 [52d]
INFO: task hung in iterate_supers 9p 1 C error error 5804 84d 2706d PATCH [2703d]
INFO: task hung in xlog_grant_head_check no-reminders xfs 1 C done error 1435 5d12h 2755d 💬 27 [946d]
WARNING in task_participate_group_stop (2) kernel -1 C inconclusive unreliable 24 27d 2777d 💬 1 [2777d]
WARNING in hfs_bnode_create hfs -1 C done error 4898 2h35m 2803d
moderation (6):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in __video_do_ioctl media 19 2 48d 112d PATCH [53d]
KASAN: slab-use-after-free Read in radix_tree_next_chunk afs 19 3 38d 125d
BUG: workqueue leaked atomic, lock or RCU: syz.NUM.NUM[NUM] (2) usb lsm -1 3 53d 180d
lost connection to test machine (5) -1 C error 2795766 now 2213d
corrupted report (2) mm -1 1024736 7m 2796d
no output from test machine (2) -1 C done 2022888 now 2919d