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🐞 Open [1586]
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🐞 Fixed [6220]
🐞 Invalid [15728]
⬇ Missing Backports [181]
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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-qemu-upstream-386 now 5h04m 44108 609882 76 174375 0e1329d4045c .config 5h42m 77908e5f 17h43m all only
Applied filters: Manager=ci-qemu-upstream-386 (drop)
open (239):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in anon_pipe_write autofs 4 2d17h 16h38m
KASAN: global-out-of-bounds Read in fib6_ifdown (2) net syz 12 15h16m 6d11h
KASAN: global-out-of-bounds Read in __find_rr_leaf (2) net 4 7h13m 8d12h
WARNING: suspicious RCU usage in __fib6_update_sernum_upto_root net 8 1d00h 8d15h 💬 1 [8d01h]
KASAN: slab-use-after-free Read in bt_accept_dequeue (2) bluetooth 1 16d 11d
general protection fault in bpf_get_local_storage bpf C 13 31d 25d PATCH [16d]
possible deadlock in team_vlan_rx_kill_vid net 107 22d 32d
general protection fault in addrconf_add_ifaddr net C done 21081 25d 32d PATCH [32d]
general protection fault in mremap mm C done 25 35d 34d 💬 8 [25d]
possible deadlock in kernfs_iop_getattr kernfs C 31 1d05h 38d
KASAN: null-ptr-deref Read in smc_tcp_syn_recv_sock smc C error 13 41d 39d
possible deadlock in l2cap_conn_del bluetooth syz error 114 1d08h 39d
possible deadlock in blk_mq_freeze_queue_nomemsave block C done 4734 27m 39d PATCH [31d]
UBSAN: shift-out-of-bounds in __kfifo_alloc input usb C 23594 now 40d PATCH [15d]
possible deadlock in ieee80211_change_mac (3) wireless C error error 851 46d 56d 💬 3 [55d]
BUG: sleeping function called from invalid context in dev_set_allmulti net 2927 10m 59d
possible deadlock in smc_sendmsg smc 14 60d 76d
WARNING: refcount bug in sco_conn_put bluetooth 1 81d 77d
general protection fault in bcsp_recv bluetooth C error 209 1d10h 83d
general protection fault in h5_recv bluetooth C done 318 5h58m 89d 💬 1 [17d]
KASAN: slab-use-after-free Write in folio_get_anon_vma mm 1 94d 90d
possible deadlock in autofs_notify_daemon (2) autofs 21 1h59m 92d
general protection fault in __fib6_drop_pcpu_from (6) net 227 22h41m 94d
KASAN: null-ptr-deref Write in l2cap_sock_resume_cb (3) bluetooth 8 56d 101d
KASAN: slab-use-after-free Read in sock_def_readable bluetooth net 3 86d 102d
possible deadlock in smc_shutdown (2) smc 15 24d 103d
KASAN: slab-use-after-free Read in snd_pcm_action_single sound 3 27d 119d
possible deadlock in ieee80211_open (2) wireless 9 42d 120d 💬 1 [119d]
WARNING in ieee80211_request_ibss_scan wireless 424 11d 122d
kernel BUG in alloc_hugetlb_folio_reserve mm C done 88 3d15h 125d PATCH [109d]
WARNING: held lock freed in bt_accept_dequeue bluetooth 4 8d09h 142d
WARNING in mac80211_hwsim_tx wireless 44 41d 143d
WARNING in hci_conn_timeout (2) bluetooth C error 412 1d05h 143d
WARNING in __alloc_frozen_pages_noprof dri C done 4278 19m 149d PATCH [149d]
KASAN: slab-use-after-free Read in uart_write_room serial 3 46d 151d
BUG: Bad page state in skb_pp_cow_data net C done 34 1d22h 151d 💬 2 [149d]
BUG: unable to handle kernel paging request in bitfill_aligned (4) fbdev 8 71d 152d
WARNING: `SYZ.NUM.NUM' USES NUM-BIT CAPABILITIES (LEGACY SUPPORT IN USE) 51 19d 155d
BUG: unable to handle kernel paging request in dst_dev_put (2) net syz 1542 57m 156d
WARNING in cfg802154_switch_netns (3) wpan C error 13 25d 156d
KASAN: slab-use-after-free Write in sco_conn_put bluetooth 95 45d 158d
WARNING: refcount bug in bnep_session kernel 72 1d07h 163d
KASAN: slab-use-after-free Read in folio_evictable (3) mm C 32 8d01h 165d 💬 7 [94d]
possible deadlock in blk_mq_update_nr_hw_queues block C 404 6h35m 166d
general protection fault in bnep_session kernel syz 441 15h26m 167d
possible deadlock in blk_mq_submit_bio block syz 40 110d 167d 💬 4 [150d]
KASAN: slab-use-after-free Read in notifier_chain_register kernel C error error 7659 94d 168d PATCH [151d]
possible deadlock in __synchronize_srcu (2) block 76 43d 168d
WARNING: locking bug in kvm_xen_set_evtchn_fast kvm C done 504 10h41m 169d 💬 4 [37d]
general protection fault in device_move kernel syz 2805 2h41m 170d
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs C done 2248 7h47m 174d 💬 1 [33d]
possible deadlock in __kernfs_remove (2) kernfs C 4976 14d 182d
possible deadlock in pipe_lock (6) overlayfs 16 2d14h 182d
general protection fault in __smc_diag_dump (3) smc C 71 6d04h 183d PATCH [29d]
WARNING in kcov_remote_start (6) wireless 71 2d17h 186d
possible deadlock in __submit_bio block C done 60676 46d 187d 💬 3 [46d]
WARNING: locking bug in __set_page_owner mm C error inconclusive 179425 95d 187d 💬 2 [93d]
WARNING in ieee80211_mgd_probe_ap_send (2) wireless 14 13d 188d
KASAN: slab-use-after-free Read in l2cap_unregister_user bluetooth syz done 37081 14m 189d 💬 1 [17d]
KASAN: slab-use-after-free Read in move_to_new_folio (3) mm 81 43d 191d
WARNING in __rate_control_send_low (3) wireless C done 7205 16m 195d
KASAN: slab-use-after-free Read in bt_accept_unlink bluetooth 28 16d 200d
KASAN: slab-use-after-free Read in l2cap_sock_new_connection_cb bluetooth 34 23d 200d
KASAN: slab-use-after-free Read in cmd_complete_rsp bluetooth 18 57d 200d
possible deadlock in kernfs_fop_write_iter (2) kernfs 49 2d15h 207d
WARNING in p9pdu_vwritef v9fs C 62 109d 220d
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) bluetooth 45 13d 220d
possible deadlock in input_inject_event fs syz done 882 6h01m 224d
BUG: corrupted list in _hci_cmd_sync_cancel_entry bluetooth 15 4h49m 224d
BUG: corrupted list in do_compact_page mm syz 46 44d 233d 💬 1 [218d]
BUG: corrupted list in p9_fd_cancelled (3) v9fs 13 28d 237d
possible deadlock in tty_buffer_flush (3) serial C done 56 9h59m 242d
WARNING in ieee80211_rx_list (3) wireless C error 27 13d 243d
KASAN: global-out-of-bounds Read in mac802154_header_create (2) wpan 32 36d 247d
kernel BUG in z3fold_page_migrate mm syz 354 42d 248d
BUG: corrupted list in mgmt_pending_remove bluetooth C error 42 8d22h 250d 💬 1 [162d]
KASAN: slab-use-after-free Read in isolate_migratepages_block mm 44 44d 259d
WARNING in enable_work input usb pm C error 730 1d22h 261d
KASAN: vmalloc-out-of-bounds Write in imageblit (4) fbdev C 1358 10m 261d
possible deadlock in walk_component (4) kernfs C 22 4d06h 264d 💬 1 [95d]
possible deadlock in console_lock_spinning_enable (5) cgroups C done 929 8h42m 265d 💬 2 [11d]
possible deadlock in task_rq_lock cgroups C done 3907 1d04h 266d 💬 3 [11d]
possible deadlock in sockopt_lock_sock net C 3397 22d 267d
kernel panic: System is deadlocked on memory (2) mm 29 1d23h 270d
possible deadlock in sock_set_reuseaddr rdma C error 101 25d 271d 💬 3 [36d]
WARNING in firmware_fallback_sysfs (2) kernel 37 1d00h 273d
WARNING in ath6kl_bmi_get_target_info (2) usb wireless C error 8825 4h29m 281d PATCH [256d]
KASAN: global-out-of-bounds Read in bit_putcs (3) fbdev C 18 7d20h 282d
WARNING in plfxlc_mac_release usb wireless C done 3614 8m 284d PATCH [283d]
KASAN: slab-use-after-free Read in hdm_disconnect usb C error 14489 2h20m 284d PATCH [283d]
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth C error 244 10h29m 289d
WARNING: suspicious RCU usage in dev_deactivate_queue net C error 7829 11d 296d 💬 1 [30d]
KASAN: vmalloc-out-of-bounds Write in tpg_fill_plane_buffer (3) media C 158 3h36m 296d PATCH [24d]
WARNING in drv_link_info_changed (2) wireless 16 7d21h 298d
BUG: sleeping function called from invalid context in synchronize_net net C done 54 101d 302d 💬 2 [293d]
possible deadlock in do_ip_getsockopt (3) net 1131 22d 303d
possible deadlock in do_ipv6_setsockopt (4) net C error 3730 13d 303d 💬 1 [30d]
possible deadlock in ip_mroute_setsockopt net C done 3119 22d 303d
WARNING in __cfg80211_bss_update (2) wireless C inconclusive 13 5d17h 305d
possible deadlock in sco_connect_cfm bluetooth 21 59d 305d
possible deadlock in ip_mc_drop_socket (2) net 174 23d 305d
possible deadlock in assign_fw usb C done 41 14h43m 306d
WARNING: suspicious RCU usage in dev_activate net C error 786 3d14h 310d PATCH [294d]
WARNING in rate_control_rate_init (3) wireless C done 10356 22m 310d
WARNING in drm_mode_create_lease_ioctl dri C inconclusive 72 29d 317d PATCH [98d]
possible deadlock in smc_vlan_by_tcpsk smc C 2923 19d 317d PATCH [228d]
possible deadlock in do_ip_setsockopt (4) net C done 12508 14d 317d PATCH [229d]
possible deadlock in start_sync_thread lvs C error 6924 22d 319d 💬 2 [184d]
possible deadlock in smc_switch_to_fallback (2) smc C error 27435 10d 319d
WARNING in dev_deactivate_many net C 212 4d00h 319d
KASAN: slab-use-after-free Read in hci_sock_get_cookie (2) bluetooth 46 7d19h 324d
possible deadlock in cfg80211_netdev_notifier_call (3) wireless 73 22d 327d
possible deadlock in kvfree_call_rcu (2) bpf C unreliable inconclusive 1097 154d 333d
UBSAN: array-index-out-of-bounds in llc_conn_state_process (2) net 18 13d 340d 💬 1 [7h02m]
WARNING in usb_free_urb usb media C inconclusive 1450 4h04m 342d 💬 1 [17d]
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm C error inconclusive 621 284d 347d
possible deadlock in __lock_task_sighand (3) bpf C done inconclusive 112 284d 347d
WARNING in shmem_evict_inode (3) mm 34 16d 350d
general protection fault in iter_file_splice_write fs C done 2711 5d04h 354d PATCH [186d]
WARNING in minstrel_ht_update_caps wireless C inconclusive done 80 35d 355d
BUG: sleeping function called from invalid context in lock_sock_nested (3) bluetooth C inconclusive 141 44d 361d 💬 2 [50d]
BUG: Bad rss-counter state (5) bcachefs mm C done 2354 7d16h 361d 💬 3 [30d]
WARNING in rxe_pool_cleanup rdma C 266 5h13m 362d 💬 4 [36d]
possible deadlock in team_device_event (3) net C error 6277 now 365d PATCH [279d]
KASAN: use-after-free Read in sysv_new_inode (2) fs C inconclusive 21224 32d 365d
WARNING in kernfs_get (5) usb kernfs syz inconclusive 337 3d02h 366d 💬 3 [17d]
general protection fault in __pte_offset_map_lock mm C done done 90 150d 369d
WARNING in bchfs_truncate bcachefs C done 280 1d18h 370d
WARNING in bch2_trans_srcu_unlock bcachefs C done 3811 5h18m 371d PATCH [275d]
possible deadlock in mgmt_remove_adv_monitor_complete bluetooth C unreliable 39 22d 372d
WARNING: suspicious RCU usage in get_callchain_entry perf C error 5693 1h16m 374d PATCH [295d]
KASAN: slab-use-after-free Read in dtSearch jfs C inconclusive 1345 1d10h 376d
WARNING in hci_recv_frame bluetooth syz error 59 8d00h 378d 💬 1 [170d]
possible deadlock in team_del_slave (3) net C error 331887 now 378d PATCH [306d]
possible deadlock in gup_fast_fallback ntfs3 mm C done 1993 1h59m 383d 💬 1 [30d]
possible deadlock in __stack_map_get bpf C error 56 33d 386d 💬 2 [47d]
possible deadlock in hfs_extend_file (3) hfs C unreliable 1186 3h56m 386d PATCH [381d]
WARNING in l2cap_chan_send bluetooth 43 18d 391d
INFO: trying to register non-static key in txEnd (2) jfs C done 2246 53m 391d
KASAN: slab-use-after-free Read in __hci_req_sync bluetooth C error error 3383 269d 397d 💬 2 [302d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm C error inconclusive 498 294d 401d 💬 2 [280d]
kernel BUG in jffs2_del_ino_cache jffs2 C error 730 7d18h 401d
possible deadlock in hsr_dev_xmit (2) net C done 852 7h56m 407d 💬 2 [369d]
WARNING in cm109_input_open/usb_submit_urb (3) usb input syz error 53 18d 408d
KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings net syz done 7046 11m 413d PATCH [396d]
WARNING in l2cap_chan_del bluetooth 208 1d05h 418d
WARNING in io_ring_exit_work (2) io-uring 805 14h48m 442d
KASAN: slab-use-after-free Read in handle_tx (2) net C 355 3h47m 443d 💬 2 [111d]
kernel BUG in txEnd (2) jfs C error 77 17d 451d 💬 1 [406d]
WARNING in wdm_rxwork/usb_submit_urb (2) usb C unreliable 94 3d13h 452d 💬 2 [378d]
KASAN: slab-use-after-free Read in drm_atomic_helper_wait_for_vblanks (2) dri C 35 10d 452d PATCH [449d]
KASAN: slab-use-after-free Read in jfs_syncpt jfs C inconclusive 895 3h57m 457d PATCH [444d]
possible deadlock in smc_release smc C error 81 1d14h 462d 💬 2 [24d]
WARNING: refcount bug in p9_req_put (3) v9fs C 55 4d10h 469d 💬 2 [25d]
WARNING in dbAdjTree jfs C inconclusive 20355 1h00m 477d 💬 3 [17d]
KASAN: slab-use-after-free Read in tty_write_room (2) serial syz error error 152 3d10h 479d 💬 2 [17d]
WARNING: proc registration bug in bcm_connect fs C inconclusive inconclusive 322 249d 514d PATCH [273d]
WARNING in format_decode (3) trace bpf C done 1766 23h00m 535d PATCH [171d]
UBSAN: array-index-out-of-bounds in usbhid_parse usb C error 69 5h52m 571d PATCH [15d]
possible deadlock in task_fork_fair bpf trace C done done 9106 166d 579d 💬 1 [135d]
general protection fault in lock_sock_nested bluetooth C done done 2169 3h08m 606d
kernel BUG in filemap_unaccount_folio mm C done 370 33d 611d 💬 4 [156d]
WARNING in __brelse (3) fs C done done 1118 57d 653d PATCH [632d]
UBSAN: shift-out-of-bounds in befs_check_sb fs C error done 36 50d 667d PATCH [309d]
WARNING in inet_sock_destruct (4) net C done 6405 1d13h 686d 💬 4 [30d]
WARNING in btrfs_run_delayed_refs (2) btrfs C done 32 7d14h 687d
WARNING in vkms_get_vblank_timestamp (2) dri C done 419 9h13m 696d 💬 5 [17d]
unregister_netdevice: waiting for DEV to become free (8) net C done 311529 now 700d PATCH [452d]
KASAN: user-memory-access Write in __destroy_inode jfs C error 3140 1d10h 736d
WARNING in btrfs_put_block_group btrfs C unreliable 143 7d15h 746d
possible deadlock in evdev_pass_values (2) input 1118 2h30m 749d
WARNING in btrfs_commit_transaction (2) btrfs C done 751 10h31m 765d 💬 2 [16d]
kernel BUG in hfsplus_bnode_put hfs C error 127 19h01m 842d
possible deadlock in br_multicast_rcv (3) bridge C done error 55 22d 844d
KASAN: use-after-free Read in release_metapage jfs C error done 1233 2d18h 858d
possible deadlock in hfs_find_init (2) hfs C error 3558 1h32m 865d
general protection fault in txEnd jfs C error 1152 15h00m 868d 💬 1 [771d]
possible deadlock in hfsplus_find_init hfs C error error 632 1d13h 869d
kernel BUG in ext4_do_writepages ext4 C error 2096 1d00h 874d 💬 9 [19h38m]
possible deadlock in ntfs_fallocate ntfs3 C error 433 4h50m 882d
WARNING in hfsplus_free_extents hfs C error 380 4d20h 886d
WARNING in do_mkdirat fs C error error 397 1d09h 888d 💬 22 [452d]
WARNING in hfsplus_bnode_create hfs C error 797 4h55m 889d
WARNING in path_openat fs C error done 156 18d 889d 💬 1 [452d]
WARNING in v9fs_fid_get_acl v9fs C error error 4419 64d 890d PATCH [250d]
kernel BUG in set_state_bits btrfs C done done 97 307d 890d 💬 4 [275d]
possible deadlock in ntfs_fiemap ntfs3 C error inconclusive 4073 4h26m 891d PATCH [750d]
WARNING in btrfs_remove_chunk btrfs C error inconclusive 301 1d13h 891d 💬 3 [48d]
possible deadlock in hfsplus_block_allocate hfs C done 286 2h17m 892d
possible deadlock in hfsplus_block_free hfs C inconclusive error 288 2d04h 892d
KASAN: slab-out-of-bounds Read in hfsplus_uni2asc hfs C error 3012 5h02m 893d PATCH [890d]
KASAN: slab-out-of-bounds Read in hfsplus_bnode_read hfs C error 271 20h46m 895d
kernel BUG in __hfsplus_setxattr hfs C error 16198 28m 895d
kernel BUG in hfs_write_inode hfs C error 77891 9m 896d PATCH [155d]
possible deadlock in hfsplus_get_block hfs C error 12725 21m 896d
kernel BUG in close_ctree btrfs C error 6545 2d09h 898d 💬 6 [16d]
WARNING in btrfs_chunk_alloc btrfs C inconclusive done 414 18h48m 899d 💬 5 [16d]
WARNING in call_timer_fn bluetooth C unreliable 6649 2h01m 905d 💬 8 [17d]
possible deadlock in filemap_fault mm block C done 2755 33m 918d 💬 4 [30d]
WARNING in btrfs_space_info_update_bytes_may_use btrfs C done 4107 25m 922d 💬 7 [16d]
kernel BUG in dnotify_free_mark ntfs3 C error 19093 1h00m 924d 💬 3 [17d]
WARNING in ip_rt_bug (2) net C done error 364 2d21h 940d 💬 3 [316d]
KASAN: use-after-free Read in dbJoin jfs C error 1023 29d 942d
kernel BUG in txUnlock jfs C error 23161 1h27m 951d
possible deadlock in ntfs_read_folio ntfs3 C inconclusive done 5552 12d 951d
KASAN: use-after-free Read in usb_anchor_resume_wakeups (4) usb 109 9d08h 951d
KASAN: use-after-free Read in jfs_lazycommit jfs C error 1183 54m 951d PATCH [191d]
general protection fault in write_special_inodes jfs C inconclusive 2320 5h42m 952d
general protection fault in lmLogSync (2) jfs C error 6170 16h07m 953d
kernel BUG in jfs_evict_inode jfs C inconclusive 45616 27m 956d
kernel BUG in dbFindLeaf jfs C inconclusive 3601 13h10m 956d
kernel BUG in gfs2_glock_nq (2) gfs2 C error 1376 21h29m 959d 💬 1 [30d]
KASAN: out-of-bounds Write in end_buffer_read_sync ntfs3 C done 4682 15h46m 1110d 💬 2 [17d]
WARNING in ext4_dirty_folio mm C inconclusive done 25812 5d05h 1140d 💬 2 [30d]
WARNING in inc_nlink (3) fs C error error 6822 3d12h 1149d 💬 1 [295d]
general protection fault in l2cap_chan_timeout (3) bluetooth C inconclusive inconclusive 33 3d14h 1184d
WARNING in blk_register_tracepoints block trace C inconclusive done 52 2d22h 1186d
BUG: "hc->tx_t_ipi == NUM" holds (exception!) at net/dccp/ccids/ccid3.c:LINE/ccid3_update_send_interval() dccp C inconclusive 64 25d 1215d 💬 1 [113d]
UBSAN: shift-out-of-bounds in minix_statfs fs C inconclusive error 63 3d12h 1243d PATCH [575d]
WARNING in ieee80211_free_ack_frame (2) wireless C error done 148 3d17h 1271d PATCH [359d]
BUG: MAX_LOCKDEP_CHAINS too low! (3) no-reminders kernel C error 530102 now 1272d PATCH [688d]
possible deadlock in input_event (2) fs C inconclusive 5760 1d08h 1276d 💬 3 [295d]
WARNING in kernfs_remove_by_name_ns (3) kernfs C error 388 3d14h 1278d 💬 3 [17d]
WARNING in pvr2_send_request_ex/usb_submit_urb pvrusb2 usb C 16 9d06h 1341d
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net C unreliable 5022 15h46m 1451d PATCH [688d]
possible deadlock in vmci_qp_broker_detach kernel C unreliable error 62 1d07h 1506d 💬 2 [1409d]
WARNING in cm109_urb_irq_callback/usb_submit_urb usb input C unreliable 1908 7h43m 1591d PATCH [1328d]
WARNING in ieee80211_start_next_roc wireless C inconclusive 1208 7d14h 1613d
WARNING in udf_truncate_extents udf C done error 10669 1h31m 1670d 💬 1 [16d]
WARNING in __ieee80211_beacon_get wireless C done 122221 58m 1677d 💬 6 [17d]
WARNING in __cfg80211_ibss_joined (2) wireless C error 6578 1d05h 1688d
general protection fault in skb_release_data (2) net bluetooth C done error 703 38d 1703d
BUG: workqueue lockup (5) wireguard arm C done 12227 7m 1942d
possible deadlock in __dev_queue_xmit (3) net C done inconclusive 1022 10d 1984d 💬 5 [312d]
WARNING in smsusb_start_streaming/usb_submit_urb usb media C error inconclusive 131 11d 2088d PATCH [368d]
KASAN: use-after-free Read in v4l2_fh_init usb media C error inconclusive 4049 5h36m 2212d 💬 4 [17d]
WARNING in rcu_check_gp_start_stall net C done error 2547 1d15h 2268d 💬 7 [186d]
WARNING in hfs_bnode_create hfs C done error 2066 21h45m 2592d
general protection fault in hfs_find_init hfs C done 971 16m 2596d PATCH [1731d]
moderation (10):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: corrupted list in cleanup_recv_queue rdma 1 6d21h 2d21h
KASAN: global-out-of-bounds Read in in_dev_finish_destroy net 4 4d09h 5d07h
KASAN: slab-use-after-free Read in fib6_add net 2 4d18h 7d17h
KASAN: global-out-of-bounds Read in soft_cursor (2) fbdev 1 77d 73d
INFO: -NUM 3 59d 134d
general protection fault in fb_videomode_to_var fbdev 4 5d16h 144d
WARNING in do_mknodat (3) fs 163 2d03h 434d
lost connection to test machine (5) C error 2152508 now 2002d
corrupted report (2) bcachefs 885554 now 2585d
no output from test machine (2) C done 1810363 now 2708d