[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 62.143293][ T27] audit: type=1800 audit(1558207459.650:25): pid=9001 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 62.189975][ T27] audit: type=1800 audit(1558207459.650:26): pid=9001 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 62.223577][ T27] audit: type=1800 audit(1558207459.650:27): pid=9001 uid=0 auid=4294967295 ses=4294967295 subj==unconfined 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 '10.128.0.75' (ECDSA) to the list of known hosts. 2019/05/18 19:25:05 parsed 1 programs 2019/05/18 19:25:07 executed programs: 0 syzkaller login: [ 109.960093][ T9167] IPVS: ftp: loaded support on port[0] = 21 [ 110.033690][ T9167] chnl_net:caif_netlink_parms(): no params data found [ 110.065013][ T9167] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.072617][ T9167] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.080911][ T9167] device bridge_slave_0 entered promiscuous mode [ 110.088944][ T9167] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.096124][ T9167] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.104256][ T9167] device bridge_slave_1 entered promiscuous mode [ 110.123230][ T9167] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 110.132979][ T9167] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 110.152434][ T9167] team0: Port device team_slave_0 added [ 110.159494][ T9167] team0: Port device team_slave_1 added [ 110.212901][ T9167] device hsr_slave_0 entered promiscuous mode [ 110.280154][ T9167] device hsr_slave_1 entered promiscuous mode [ 110.339239][ T9167] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.346427][ T9167] bridge0: port 2(bridge_slave_1) entered forwarding state [ 110.354176][ T9167] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.361269][ T9167] bridge0: port 1(bridge_slave_0) entered forwarding state [ 110.401710][ T9167] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.414825][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 110.435887][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.444377][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.453842][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 110.465749][ T9167] 8021q: adding VLAN 0 to HW filter on device team0 [ 110.476468][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 110.484966][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.492032][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 110.502975][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 110.511747][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.518789][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 110.541760][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 110.551232][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 110.560521][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 110.569417][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 110.580566][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 110.591444][ T9167] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 110.610977][ T9167] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 110.741709][ T22] ------------[ cut here ]------------ [ 110.747359][ T22] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 110.757933][ T22] WARNING: CPU: 1 PID: 22 at lib/debugobjects.c:325 debug_print_object+0x168/0x250 [ 110.767209][ T22] Kernel panic - not syncing: panic_on_warn set ... [ 110.773794][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.1.0+ #10 [ 110.780902][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.790960][ T22] Workqueue: events sk_psock_destroy_deferred [ 110.797016][ T22] Call Trace: [ 110.800305][ T22] dump_stack+0x172/0x1f0 [ 110.804637][ T22] ? debug_print_object+0x140/0x250 [ 110.809840][ T22] panic+0x2cb/0x646 [ 110.813738][ T22] ? __warn_printk+0xf3/0xf3 [ 110.818331][ T22] ? debug_print_object+0x168/0x250 [ 110.823529][ T22] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 110.829780][ T22] ? __warn.cold+0x5/0x4b [ 110.834108][ T22] ? __warn+0xe8/0x1d0 [ 110.838175][ T22] ? debug_print_object+0x168/0x250 [ 110.843371][ T22] __warn.cold+0x20/0x4b [ 110.847610][ T22] ? vprintk_emit+0x1ce/0x6d0 [ 110.852284][ T22] ? debug_print_object+0x168/0x250 [ 110.857479][ T22] report_bug+0x263/0x2b0 [ 110.862326][ T22] do_error_trap+0x11b/0x200 [ 110.866920][ T22] do_invalid_op+0x37/0x50 [ 110.871329][ T22] ? debug_print_object+0x168/0x250 [ 110.876546][ T22] invalid_op+0x14/0x20 [ 110.880702][ T22] RIP: 0010:debug_print_object+0x168/0x250 [ 110.886503][ T22] 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 [ 110.906097][ T22] RSP: 0018:ffff8880a9a3f970 EFLAGS: 00010086 [ 110.912154][ T22] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 110.920121][ T22] RDX: 0000000000000000 RSI: ffffffff815ab116 RDI: ffffed1015347f20 [ 110.928083][ T22] RBP: ffff8880a9a3f9b0 R08: ffff8880a9a265c0 R09: ffffed1015d240f1 [ 110.936048][ T22] R10: ffffed1015d240f0 R11: ffff8880ae920787 R12: 0000000000000001 [ 110.944012][ T22] R13: ffffffff88bac7e0 R14: ffffffff81601c10 R15: ffff88809f086528 [ 110.951989][ T22] ? calc_wheel_index+0x220/0x220 [ 110.957462][ T22] ? vprintk_func+0x86/0x189 [ 110.962499][ T22] debug_object_assert_init+0x23a/0x2f0 [ 110.968045][ T22] ? debug_object_destroy+0x250/0x250 [ 110.973413][ T22] ? __lockdep_reset_lock+0x450/0x450 [ 110.978784][ T22] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 110.985024][ T22] del_timer+0x7c/0x120 [ 110.989179][ T22] ? trigger_dyntick_cpu.isra.0+0x180/0x180 [ 110.995072][ T22] ? __cancel_work_timer+0xc4/0x520 [ 111.000270][ T22] ? trace_hardirqs_off+0x62/0x220 [ 111.005380][ T22] try_to_grab_pending+0x37e/0x910 [ 111.010492][ T22] __cancel_work_timer+0xc4/0x520 [ 111.015515][ T22] ? try_to_grab_pending+0x910/0x910 [ 111.020797][ T22] ? trace_hardirqs_off+0x62/0x220 [ 111.025912][ T22] ? process_one_work+0x890/0x1790 [ 111.031030][ T22] ? find_held_lock+0x35/0x130 [ 111.035793][ T22] ? process_one_work+0x890/0x1790 [ 111.040913][ T22] cancel_delayed_work_sync+0x1b/0x20 [ 111.046287][ T22] strp_done+0x5d/0xf0 [ 111.050364][ T22] sk_psock_destroy_deferred+0x3a/0x6c0 [ 111.055911][ T22] process_one_work+0x989/0x1790 [ 111.061197][ T22] ? pwq_dec_nr_in_flight+0x320/0x320 [ 111.066562][ T22] ? lock_acquire+0x16f/0x3f0 [ 111.071246][ T22] worker_thread+0x98/0xe40 [ 111.075764][ T22] ? trace_hardirqs_on+0x67/0x220 [ 111.080795][ T22] kthread+0x354/0x420 [ 111.084865][ T22] ? process_one_work+0x1790/0x1790 [ 111.090057][ T22] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 111.096300][ T22] ret_from_fork+0x24/0x30 [ 111.101793][ T22] Kernel Offset: disabled [ 111.106180][ T22] Rebooting in 86400 seconds..