[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 59.879231][ T27] audit: type=1800 audit(1558210496.257:25): pid=8731 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 59.924884][ T27] audit: type=1800 audit(1558210496.257:26): pid=8731 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 59.969570][ T27] audit: type=1800 audit(1558210496.257:27): pid=8731 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 '10.128.10.33' (ECDSA) to the list of known hosts. 2019/05/18 20:15:06 parsed 1 programs 2019/05/18 20:15:07 executed programs: 0 syzkaller login: [ 71.062751][ T8898] IPVS: ftp: loaded support on port[0] = 21 [ 71.127851][ T8898] chnl_net:caif_netlink_parms(): no params data found [ 71.155597][ T8898] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.163059][ T8898] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.171130][ T8898] device bridge_slave_0 entered promiscuous mode [ 71.179415][ T8898] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.186598][ T8898] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.194307][ T8898] device bridge_slave_1 entered promiscuous mode [ 71.212051][ T8898] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 71.222227][ T8898] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 71.241157][ T8898] team0: Port device team_slave_0 added [ 71.248482][ T8898] team0: Port device team_slave_1 added [ 71.326798][ T8898] device hsr_slave_0 entered promiscuous mode [ 71.415524][ T8898] device hsr_slave_1 entered promiscuous mode [ 71.492852][ T8898] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.500233][ T8898] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.508059][ T8898] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.515308][ T8898] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.551440][ T8898] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.563163][ T3589] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.583591][ T3589] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.592064][ T3589] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.601539][ T3589] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 71.612906][ T8898] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.623717][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.632432][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.639568][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.652077][ T8900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.660568][ T8900] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.667710][ T8900] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.687154][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.696192][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.705311][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.716435][ T3589] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.728799][ T8898] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.740184][ T8898] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.748657][ T3589] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.767292][ T8898] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.905281][ T8900] ------------[ cut here ]------------ [ 71.910954][ T8900] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 71.920947][ T8900] WARNING: CPU: 1 PID: 8900 at lib/debugobjects.c:325 debug_print_object+0x168/0x250 [ 71.930419][ T8900] Kernel panic - not syncing: panic_on_warn set ... [ 71.937037][ T8900] CPU: 1 PID: 8900 Comm: kworker/1:3 Not tainted 5.1.0+ #19 [ 71.944343][ T8900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.954436][ T8900] Workqueue: events sk_psock_destroy_deferred [ 71.960525][ T8900] Call Trace: [ 71.963847][ T8900] dump_stack+0x172/0x1f0 [ 71.968214][ T8900] ? debug_print_object+0x100/0x250 [ 71.973438][ T8900] panic+0x2cb/0x715 [ 71.977381][ T8900] ? __warn_printk+0xf3/0xf3 [ 71.981996][ T8900] ? debug_print_object+0x168/0x250 [ 71.987213][ T8900] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 71.993481][ T8900] ? __warn.cold+0x5/0x4c [ 71.997850][ T8900] ? __warn+0xe8/0x1d0 [ 72.001943][ T8900] ? debug_print_object+0x168/0x250 [ 72.007162][ T8900] __warn.cold+0x20/0x4c [ 72.011422][ T8900] ? vprintk_emit+0x1ea/0x700 [ 72.016116][ T8900] ? debug_print_object+0x168/0x250 [ 72.021343][ T8900] report_bug+0x263/0x2b0 [ 72.025710][ T8900] do_error_trap+0x11b/0x200 [ 72.030335][ T8900] do_invalid_op+0x37/0x50 [ 72.034775][ T8900] ? debug_print_object+0x168/0x250 [ 72.040025][ T8900] invalid_op+0x14/0x20 [ 72.044206][ T8900] RIP: 0010:debug_print_object+0x168/0x250 [ 72.050034][ T8900] 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 [ 72.069655][ T8900] RSP: 0018:ffff8880a407f970 EFLAGS: 00010086 [ 72.075739][ T8900] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 72.083751][ T8900] RDX: 0000000000000000 RSI: ffffffff815ac5d6 RDI: ffffed101480ff20 [ 72.091744][ T8900] RBP: ffff8880a407f9b0 R08: ffff88808a1c2040 R09: ffffed1015d240f1 [ 72.099736][ T8900] R10: ffffed1015d240f0 R11: ffff8880ae920787 R12: 0000000000000001 [ 72.107724][ T8900] R13: ffffffff88bacde0 R14: ffffffff816034b0 R15: ffff888086ad2e68 [ 72.115753][ T8900] ? calc_wheel_index+0x220/0x220 [ 72.120827][ T8900] ? vprintk_func+0x86/0x189 [ 72.125453][ T8900] debug_object_assert_init+0x23a/0x2f0 [ 72.131045][ T8900] ? debug_object_destroy+0x250/0x250 [ 72.136466][ T8900] ? __lockdep_reset_lock+0x450/0x450 [ 72.141855][ T8900] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 72.148128][ T8900] del_timer+0x7c/0x120 [ 72.152309][ T8900] ? trigger_dyntick_cpu.isra.0+0x180/0x180 [ 72.158242][ T8900] ? __cancel_work_timer+0xc4/0x520 [ 72.163467][ T8900] ? trace_hardirqs_off+0x62/0x220 [ 72.168612][ T8900] try_to_grab_pending+0x37e/0x910 [ 72.173758][ T8900] __cancel_work_timer+0xc4/0x520 [ 72.178838][ T8900] ? try_to_grab_pending+0x910/0x910 [ 72.184163][ T8900] ? trace_hardirqs_off+0x62/0x220 [ 72.189291][ T8900] ? process_one_work+0x890/0x1790 [ 72.194419][ T8900] ? find_held_lock+0x35/0x130 [ 72.199208][ T8900] ? process_one_work+0x890/0x1790 [ 72.204347][ T8900] cancel_delayed_work_sync+0x1b/0x20 [ 72.209752][ T8900] strp_done+0x5d/0xf0 [ 72.213842][ T8900] sk_psock_destroy_deferred+0x3a/0x6c0 [ 72.219415][ T8900] process_one_work+0x989/0x1790 [ 72.224389][ T8900] ? pwq_dec_nr_in_flight+0x320/0x320 [ 72.229782][ T8900] ? lock_acquire+0x16f/0x3f0 [ 72.234502][ T8900] worker_thread+0x98/0xe40 [ 72.239026][ T8900] ? trace_hardirqs_on+0x67/0x220 [ 72.244082][ T8900] kthread+0x354/0x420 [ 72.248175][ T8900] ? process_one_work+0x1790/0x1790 [ 72.253392][ T8900] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 72.259650][ T8900] ret_from_fork+0x24/0x30 [ 72.264949][ T8900] Kernel Offset: disabled [ 72.269360][ T8900] Rebooting in 86400 seconds..