[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 64.955338][ T26] audit: type=1800 audit(1558221166.754:25): pid=8943 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 65.001005][ T26] audit: type=1800 audit(1558221166.754:26): pid=8943 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 65.024395][ T26] audit: type=1800 audit(1558221166.764:27): pid=8943 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 '10.128.0.14' (ECDSA) to the list of known hosts. 2019/05/18 23:12:58 parsed 1 programs 2019/05/18 23:13:00 executed programs: 0 syzkaller login: [ 78.296094][ T9113] IPVS: ftp: loaded support on port[0] = 21 [ 78.371033][ T9113] chnl_net:caif_netlink_parms(): no params data found [ 78.400897][ T9113] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.408814][ T9113] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.416555][ T9113] device bridge_slave_0 entered promiscuous mode [ 78.424667][ T9113] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.431853][ T9113] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.439534][ T9113] device bridge_slave_1 entered promiscuous mode [ 78.458262][ T9113] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 78.468493][ T9113] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 78.488235][ T9113] team0: Port device team_slave_0 added [ 78.495562][ T9113] team0: Port device team_slave_1 added [ 78.563480][ T9113] device hsr_slave_0 entered promiscuous mode [ 78.611572][ T9113] device hsr_slave_1 entered promiscuous mode [ 78.690755][ T9113] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.697970][ T9113] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.705697][ T9113] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.712791][ T9113] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.749863][ T9113] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.763380][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.784337][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.793033][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.801624][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 78.814124][ T9113] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.824384][ T3126] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.833061][ T3126] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.840103][ T3126] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.861620][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.870094][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.877211][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.885398][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.893974][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.902934][ T9115] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.913501][ T3126] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.926148][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.936565][ T9113] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.955321][ T9113] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.062557][ T9115] ------------[ cut here ]------------ [ 79.068130][ T9115] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 79.077939][ T9115] WARNING: CPU: 0 PID: 9115 at lib/debugobjects.c:325 debug_print_object+0x168/0x250 [ 79.087377][ T9115] Kernel panic - not syncing: panic_on_warn set ... [ 79.093972][ T9115] CPU: 0 PID: 9115 Comm: kworker/0:3 Not tainted 5.1.0+ #10 [ 79.101274][ T9115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.111323][ T9115] Workqueue: events sk_psock_destroy_deferred [ 79.117362][ T9115] Call Trace: [ 79.120658][ T9115] dump_stack+0x172/0x1f0 [ 79.124974][ T9115] ? debug_print_object+0x140/0x250 [ 79.130151][ T9115] panic+0x2cb/0x646 [ 79.134026][ T9115] ? __warn_printk+0xf3/0xf3 [ 79.138605][ T9115] ? debug_print_object+0x168/0x250 [ 79.143784][ T9115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.150004][ T9115] ? __warn.cold+0x5/0x4b [ 79.154330][ T9115] ? __warn+0xe8/0x1d0 [ 79.158391][ T9115] ? debug_print_object+0x168/0x250 [ 79.163572][ T9115] __warn.cold+0x20/0x4b [ 79.167794][ T9115] ? vprintk_emit+0x1ce/0x6d0 [ 79.172450][ T9115] ? debug_print_object+0x168/0x250 [ 79.177626][ T9115] report_bug+0x263/0x2b0 [ 79.181939][ T9115] do_error_trap+0x11b/0x200 [ 79.186510][ T9115] do_invalid_op+0x37/0x50 [ 79.190915][ T9115] ? debug_print_object+0x168/0x250 [ 79.196111][ T9115] invalid_op+0x14/0x20 [ 79.200246][ T9115] RIP: 0010:debug_print_object+0x168/0x250 [ 79.206028][ T9115] 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 [ 79.225622][ T9115] RSP: 0018:ffff888094c5f970 EFLAGS: 00010086 [ 79.231665][ T9115] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 79.239617][ T9115] RDX: 0000000000000000 RSI: ffffffff815ab116 RDI: ffffed101298bf20 [ 79.247573][ T9115] RBP: ffff888094c5f9b0 R08: ffff8880a4c38400 R09: ffffed1015d040f1 [ 79.255527][ T9115] R10: ffffed1015d040f0 R11: ffff8880ae820787 R12: 0000000000000001 [ 79.263500][ T9115] R13: ffffffff88bac7e0 R14: ffffffff81601c10 R15: ffff888086a8b2a8 [ 79.271463][ T9115] ? calc_wheel_index+0x220/0x220 [ 79.276476][ T9115] ? vprintk_func+0x86/0x189 [ 79.281061][ T9115] debug_object_assert_init+0x23a/0x2f0 [ 79.286604][ T9115] ? debug_object_destroy+0x250/0x250 [ 79.291957][ T9115] ? __lockdep_reset_lock+0x450/0x450 [ 79.297319][ T9115] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 79.303542][ T9115] del_timer+0x7c/0x120 [ 79.307678][ T9115] ? trigger_dyntick_cpu.isra.0+0x180/0x180 [ 79.313555][ T9115] ? __cancel_work_timer+0xc4/0x520 [ 79.318734][ T9115] ? trace_hardirqs_off+0x62/0x220 [ 79.323829][ T9115] try_to_grab_pending+0x37e/0x910 [ 79.328933][ T9115] __cancel_work_timer+0xc4/0x520 [ 79.333938][ T9115] ? try_to_grab_pending+0x910/0x910 [ 79.339203][ T9115] ? trace_hardirqs_off+0x62/0x220 [ 79.344297][ T9115] ? process_one_work+0x890/0x1790 [ 79.349400][ T9115] ? find_held_lock+0x35/0x130 [ 79.354147][ T9115] ? process_one_work+0x890/0x1790 [ 79.359252][ T9115] cancel_delayed_work_sync+0x1b/0x20 [ 79.364605][ T9115] strp_done+0x5d/0xf0 [ 79.368666][ T9115] sk_psock_destroy_deferred+0x3a/0x6c0 [ 79.374200][ T9115] process_one_work+0x989/0x1790 [ 79.379127][ T9115] ? pwq_dec_nr_in_flight+0x320/0x320 [ 79.384479][ T9115] ? lock_acquire+0x16f/0x3f0 [ 79.389139][ T9115] worker_thread+0x98/0xe40 [ 79.393622][ T9115] ? trace_hardirqs_on+0x67/0x220 [ 79.398632][ T9115] kthread+0x354/0x420 [ 79.402679][ T9115] ? process_one_work+0x1790/0x1790 [ 79.407853][ T9115] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 79.414083][ T9115] ret_from_fork+0x24/0x30 [ 79.419592][ T9115] Kernel Offset: disabled [ 79.423962][ T9115] Rebooting in 86400 seconds..