[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 70.701730][ T27] kauditd_printk_skb: 4 callbacks suppressed [ 70.701742][ T27] audit: type=1800 audit(1558210176.087:29): pid=9061 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 70.732311][ T27] audit: type=1800 audit(1558210176.087:30): pid=9061 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 [....] startpar: service(s) returned failure: ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.17' (ECDSA) to the list of known hosts. 2019/05/18 20:09:45 parsed 1 programs 2019/05/18 20:09:47 executed programs: 0 syzkaller login: [ 81.911040][ T9251] IPVS: ftp: loaded support on port[0] = 21 [ 81.984100][ T9251] chnl_net:caif_netlink_parms(): no params data found [ 82.015976][ T9251] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.023749][ T9251] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.032088][ T9251] device bridge_slave_0 entered promiscuous mode [ 82.041868][ T9251] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.049107][ T9251] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.057072][ T9251] device bridge_slave_1 entered promiscuous mode [ 82.076082][ T9251] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 82.086660][ T9251] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 82.107718][ T9251] team0: Port device team_slave_0 added [ 82.115310][ T9251] team0: Port device team_slave_1 added [ 82.200827][ T9251] device hsr_slave_0 entered promiscuous mode [ 82.258831][ T9251] device hsr_slave_1 entered promiscuous mode [ 82.358687][ T9251] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.365861][ T9251] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.373983][ T9251] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.381364][ T9251] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.425724][ T9251] 8021q: adding VLAN 0 to HW filter on device bond0 [ 82.438379][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 82.461656][ T22] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.470703][ T22] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.480069][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 82.494110][ T9251] 8021q: adding VLAN 0 to HW filter on device team0 [ 82.505263][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 82.514029][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.522232][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.534562][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 82.543469][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.550658][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.571037][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.579916][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 82.590047][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 82.601320][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 82.613658][ T9251] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 82.628027][ T9251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 82.637954][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 82.660401][ T9251] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.789716][ T12] ------------[ cut here ]------------ [ 82.795322][ T12] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 82.805458][ T12] WARNING: CPU: 0 PID: 12 at lib/debugobjects.c:325 debug_print_object+0x168/0x250 [ 82.814754][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 82.821358][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0+ #10 [ 82.828465][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.838588][ T12] Workqueue: events sk_psock_destroy_deferred [ 82.844934][ T12] Call Trace: [ 82.848264][ T12] dump_stack+0x172/0x1f0 [ 82.852689][ T12] ? debug_print_object+0x140/0x250 [ 82.857914][ T12] panic+0x2cb/0x646 [ 82.861812][ T12] ? __warn_printk+0xf3/0xf3 [ 82.866408][ T12] ? debug_print_object+0x168/0x250 [ 82.871623][ T12] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 82.877878][ T12] ? __warn.cold+0x5/0x4b [ 82.882210][ T12] ? __warn+0xe8/0x1d0 [ 82.886283][ T12] ? debug_print_object+0x168/0x250 [ 82.891483][ T12] __warn.cold+0x20/0x4b [ 82.895748][ T12] ? vprintk_emit+0x1ce/0x6d0 [ 82.900423][ T12] ? debug_print_object+0x168/0x250 [ 82.905622][ T12] report_bug+0x263/0x2b0 [ 82.909974][ T12] do_error_trap+0x11b/0x200 [ 82.914576][ T12] do_invalid_op+0x37/0x50 [ 82.918997][ T12] ? debug_print_object+0x168/0x250 [ 82.924210][ T12] invalid_op+0x14/0x20 [ 82.928367][ T12] RIP: 0010:debug_print_object+0x168/0x250 [ 82.934199][ T12] Code: dd 00 ae a4 87 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b5 00 00 00 48 8b 14 dd 00 ae a4 87 48 c7 c7 a0 a3 a4 87 e8 86 7d 0e fe <0f> 0b 83 05 db 12 4c 06 01 48 83 c4 20 5b 41 5c 41 5d 41 5e 5d c3 [ 82.954350][ T12] RSP: 0018:ffff8880a98cf970 EFLAGS: 00010086 [ 82.960439][ T12] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 82.968684][ T12] RDX: 0000000000000000 RSI: ffffffff815ab116 RDI: ffffed1015319f20 [ 82.976659][ T12] RBP: ffff8880a98cf9b0 R08: ffff8880a98bc300 R09: ffffed1015d040f1 [ 82.984641][ T12] R10: ffffed1015d040f0 R11: ffff8880ae820787 R12: 0000000000000001 [ 82.992629][ T12] R13: ffffffff88bac7e0 R14: ffffffff81601c10 R15: ffff8880990812e8 [ 83.000652][ T12] ? calc_wheel_index+0x220/0x220 [ 83.005707][ T12] ? vprintk_func+0x86/0x189 [ 83.010311][ T12] debug_object_assert_init+0x23a/0x2f0 [ 83.015856][ T12] ? debug_object_destroy+0x250/0x250 [ 83.021235][ T12] ? __lockdep_reset_lock+0x450/0x450 [ 83.026611][ T12] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 83.032866][ T12] del_timer+0x7c/0x120 [ 83.037026][ T12] ? trigger_dyntick_cpu.isra.0+0x180/0x180 [ 83.042938][ T12] ? __cancel_work_timer+0xc4/0x520 [ 83.048146][ T12] ? trace_hardirqs_off+0x62/0x220 [ 83.053266][ T12] try_to_grab_pending+0x37e/0x910 [ 83.058475][ T12] __cancel_work_timer+0xc4/0x520 [ 83.063519][ T12] ? try_to_grab_pending+0x910/0x910 [ 83.068813][ T12] ? trace_hardirqs_off+0x62/0x220 [ 83.073924][ T12] ? process_one_work+0x890/0x1790 [ 83.079134][ T12] ? find_held_lock+0x35/0x130 [ 83.083897][ T12] ? process_one_work+0x890/0x1790 [ 83.089020][ T12] cancel_delayed_work_sync+0x1b/0x20 [ 83.094412][ T12] strp_done+0x5d/0xf0 [ 83.098485][ T12] sk_psock_destroy_deferred+0x3a/0x6c0 [ 83.104043][ T12] process_one_work+0x989/0x1790 [ 83.108988][ T12] ? pwq_dec_nr_in_flight+0x320/0x320 [ 83.114356][ T12] ? lock_acquire+0x16f/0x3f0 [ 83.119042][ T12] worker_thread+0x98/0xe40 [ 83.124067][ T12] ? trace_hardirqs_on+0x67/0x220 [ 83.129105][ T12] kthread+0x354/0x420 [ 83.133179][ T12] ? process_one_work+0x1790/0x1790 [ 83.138369][ T12] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 83.144873][ T12] ret_from_fork+0x24/0x30 [ 83.150617][ T12] Kernel Offset: disabled [ 83.155040][ T12] Rebooting in 86400 seconds..