[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 60.504643][ T26] audit: type=1800 audit(1558214652.466:25): pid=8892 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 60.549578][ T26] audit: type=1800 audit(1558214652.466:26): pid=8892 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 60.605566][ T26] audit: type=1800 audit(1558214652.466:27): pid=8892 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.180' (ECDSA) to the list of known hosts. 2019/05/18 21:24:23 parsed 1 programs 2019/05/18 21:24:25 executed programs: 0 syzkaller login: [ 73.111544][ T9060] IPVS: ftp: loaded support on port[0] = 21 [ 73.174810][ T9060] chnl_net:caif_netlink_parms(): no params data found [ 73.202906][ T9060] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.210570][ T9060] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.218280][ T9060] device bridge_slave_0 entered promiscuous mode [ 73.226462][ T9060] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.233651][ T9060] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.241318][ T9060] device bridge_slave_1 entered promiscuous mode [ 73.257946][ T9060] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 73.268206][ T9060] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 73.287231][ T9060] team0: Port device team_slave_0 added [ 73.294458][ T9060] team0: Port device team_slave_1 added [ 73.361559][ T9060] device hsr_slave_0 entered promiscuous mode [ 73.419604][ T9060] device hsr_slave_1 entered promiscuous mode [ 73.477826][ T9060] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.485055][ T9060] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.492869][ T9060] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.499975][ T9060] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.535619][ T9060] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.546749][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.557092][ T2858] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.565545][ T2858] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.573538][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 73.585923][ T9060] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.597620][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.606367][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.613476][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.629886][ T9062] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.638105][ T9062] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.645308][ T9062] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.654225][ T9062] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.663493][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.674465][ T3485] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.689147][ T9060] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 73.700983][ T9060] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.713083][ T3485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.722177][ T3485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.730729][ T3485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.749143][ T9060] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.873398][ T9062] ------------[ cut here ]------------ [ 73.879087][ T9062] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 73.889115][ T9062] WARNING: CPU: 0 PID: 9062 at lib/debugobjects.c:325 debug_print_object+0x168/0x250 [ 73.898588][ T9062] Kernel panic - not syncing: panic_on_warn set ... [ 73.905195][ T9062] CPU: 0 PID: 9062 Comm: kworker/0:3 Not tainted 5.1.0+ #19 [ 73.912482][ T9062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.922559][ T9062] Workqueue: events sk_psock_destroy_deferred [ 73.929414][ T9062] Call Trace: [ 73.932726][ T9062] dump_stack+0x172/0x1f0 [ 73.937073][ T9062] ? debug_print_object+0x100/0x250 [ 73.942283][ T9062] panic+0x2cb/0x715 [ 73.946544][ T9062] ? __warn_printk+0xf3/0xf3 [ 73.951153][ T9062] ? debug_print_object+0x168/0x250 [ 73.956358][ T9062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.962639][ T9062] ? __warn.cold+0x5/0x4c [ 73.967171][ T9062] ? __warn+0xe8/0x1d0 [ 73.971259][ T9062] ? debug_print_object+0x168/0x250 [ 73.976471][ T9062] __warn.cold+0x20/0x4c [ 73.980728][ T9062] ? vprintk_emit+0x1ea/0x700 [ 73.985428][ T9062] ? debug_print_object+0x168/0x250 [ 73.990652][ T9062] report_bug+0x263/0x2b0 [ 73.995029][ T9062] do_error_trap+0x11b/0x200 [ 73.999647][ T9062] do_invalid_op+0x37/0x50 [ 74.004085][ T9062] ? debug_print_object+0x168/0x250 [ 74.009299][ T9062] invalid_op+0x14/0x20 [ 74.013472][ T9062] RIP: 0010:debug_print_object+0x168/0x250 [ 74.019289][ T9062] Code: dd 40 bb a4 87 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b5 00 00 00 48 8b 14 dd 40 bb a4 87 48 c7 c7 e0 b0 a4 87 e8 86 fb 0d fe <0f> 0b 83 05 1b c6 4b 06 01 48 83 c4 20 5b 41 5c 41 5d 41 5e 5d c3 [ 74.038908][ T9062] RSP: 0018:ffff8880917ff970 EFLAGS: 00010086 [ 74.044984][ T9062] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 74.052966][ T9062] RDX: 0000000000000000 RSI: ffffffff815ac5d6 RDI: ffffed10122fff20 [ 74.060946][ T9062] RBP: ffff8880917ff9b0 R08: ffff88808c798140 R09: ffffed1015d040f1 [ 74.068930][ T9062] R10: ffffed1015d040f0 R11: ffff8880ae820787 R12: 0000000000000001 [ 74.076912][ T9062] R13: ffffffff88bacde0 R14: ffffffff816034b0 R15: ffff888098c0fba8 [ 74.084911][ T9062] ? calc_wheel_index+0x220/0x220 [ 74.089956][ T9062] ? vprintk_func+0x86/0x189 [ 74.094572][ T9062] debug_object_assert_init+0x23a/0x2f0 [ 74.100136][ T9062] ? debug_object_destroy+0x250/0x250 [ 74.105515][ T9062] ? __lockdep_reset_lock+0x450/0x450 [ 74.110887][ T9062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 74.117150][ T9062] del_timer+0x7c/0x120 [ 74.121320][ T9062] ? trigger_dyntick_cpu.isra.0+0x180/0x180 [ 74.127232][ T9062] ? __cancel_work_timer+0xc4/0x520 [ 74.132456][ T9062] ? trace_hardirqs_off+0x62/0x220 [ 74.137591][ T9062] try_to_grab_pending+0x37e/0x910 [ 74.142737][ T9062] __cancel_work_timer+0xc4/0x520 [ 74.147787][ T9062] ? try_to_grab_pending+0x910/0x910 [ 74.153092][ T9062] ? trace_hardirqs_off+0x62/0x220 [ 74.158226][ T9062] ? process_one_work+0x890/0x1790 [ 74.163355][ T9062] ? find_held_lock+0x35/0x130 [ 74.168247][ T9062] ? process_one_work+0x890/0x1790 [ 74.173387][ T9062] cancel_delayed_work_sync+0x1b/0x20 [ 74.178776][ T9062] strp_done+0x5d/0xf0 [ 74.182868][ T9062] sk_psock_destroy_deferred+0x3a/0x6c0 [ 74.188442][ T9062] process_one_work+0x989/0x1790 [ 74.193408][ T9062] ? pwq_dec_nr_in_flight+0x320/0x320 [ 74.198792][ T9062] ? lock_acquire+0x16f/0x3f0 [ 74.203496][ T9062] worker_thread+0x98/0xe40 [ 74.208014][ T9062] ? trace_hardirqs_on+0x67/0x220 [ 74.213065][ T9062] kthread+0x354/0x420 [ 74.217240][ T9062] ? process_one_work+0x1790/0x1790 [ 74.222451][ T9062] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 74.228803][ T9062] ret_from_fork+0x24/0x30 [ 74.234392][ T9062] Kernel Offset: disabled [ 74.238777][ T9062] Rebooting in 86400 seconds..