Warning: Permanently added '10.128.10.3' (ECDSA) to the list of known hosts. [ 69.552322] random: sshd: uninitialized urandom read (32 bytes read) [ 69.685643] audit: type=1400 audit(1568096665.807:36): avc: denied { map } for pid=6793 comm="syz-executor567" path="/root/syz-executor567251500" dev="sda1" ino=2233 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 69.940956] IPVS: ftp: loaded support on port[0] = 21 [ 70.757067] chnl_net:caif_netlink_parms(): no params data found [ 70.787226] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.794159] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.801630] device bridge_slave_0 entered promiscuous mode [ 70.808483] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.815107] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.822056] device bridge_slave_1 entered promiscuous mode [ 70.836395] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 70.845422] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 70.860761] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 70.868105] team0: Port device team_slave_0 added [ 70.874495] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 70.881717] team0: Port device team_slave_1 added [ 70.886993] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 70.894330] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 70.942132] device hsr_slave_0 entered promiscuous mode [ 70.980370] device hsr_slave_1 entered promiscuous mode [ 71.031065] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 71.038195] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 71.051002] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.057480] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.064406] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.070996] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.097102] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 71.104609] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.112803] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 71.122324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.140764] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.147932] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.158438] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 71.164813] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.172854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.180954] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.187305] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.200491] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.208204] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.214597] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.221899] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.231996] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.240706] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.250617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.259938] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.268720] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 71.275389] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.287401] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready executing program [ 71.296724] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 176.380024] INFO: rcu_preempt self-detected stall on CPU [ 176.385527] 1-...: (1 GPs behind) idle=e0a/140000000000001/0 softirq=10772/10773 fqs=16 [ 176.393825] (t=10500 jiffies g=1070 c=1069 q=5) [ 176.398659] rcu_preempt kthread starved for 10468 jiffies! g1070 c1069 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=0 [ 176.409397] rcu_preempt I29776 8 2 0x80000000 [ 176.415014] Call Trace: [ 176.417596] __schedule+0x7b8/0x1cd0 [ 176.421295] ? pci_mmcfg_check_reserved+0x150/0x150 [ 176.426380] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 176.431481] schedule+0x92/0x1c0 [ 176.434833] schedule_timeout+0x43e/0xe10 [ 176.438964] ? usleep_range+0x130/0x130 [ 176.442921] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 176.448028] ? prepare_to_swait+0xcc/0x100 [ 176.452268] ? call_timer_fn+0x670/0x670 [ 176.456317] rcu_gp_kthread+0xbf4/0x1ec0 [ 176.460375] ? force_qs_rnp+0x4d0/0x4d0 [ 176.464334] kthread+0x319/0x430 [ 176.467684] ? force_qs_rnp+0x4d0/0x4d0 [ 176.471726] ? kthread_create_on_node+0xd0/0xd0 [ 176.476376] ret_from_fork+0x24/0x30 [ 176.480239] NMI backtrace for cpu 1 [ 176.484017] CPU: 1 PID: 2681 Comm: kworker/1:2 Not tainted 4.14.142 #0 [ 176.490745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.500094] Workqueue: ipv6_addrconf addrconf_dad_work [ 176.505350] Call Trace: [ 176.507924] [ 176.510059] dump_stack+0x138/0x197 [ 176.513672] nmi_cpu_backtrace.cold+0x57/0x94 [ 176.518152] ? irq_force_complete_move.cold+0x7d/0x7d [ 176.523328] nmi_trigger_cpumask_backtrace+0x141/0x189 [ 176.528588] arch_trigger_cpumask_backtrace+0x14/0x20 [ 176.533775] rcu_dump_cpu_stacks+0x186/0x1d2 [ 176.538298] rcu_check_callbacks.cold+0x43d/0xd0a [ 176.543127] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 176.548570] update_process_times+0x31/0x70 [ 176.552891] tick_sched_handle+0x85/0x160 [ 176.557019] tick_sched_timer+0x43/0x130 [ 176.561071] __hrtimer_run_queues+0x270/0xbc0 [ 176.565550] ? tick_sched_do_timer+0xe0/0xe0 [ 176.569943] ? hrtimer_start_range_ns+0x10d0/0x10d0 [ 176.574941] hrtimer_interrupt+0x1d8/0x5d0 [ 176.579164] smp_apic_timer_interrupt+0x11c/0x5e0 [ 176.583988] apic_timer_interrupt+0x96/0xa0 [ 176.588286] [ 176.590508] RIP: 0010:__list_del_entry_valid+0x45/0xf5 [ 176.595805] RSP: 0018:ffff88809f48efe8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 [ 176.603493] RAX: dffffc0000000000 RBX: ffff888081befd38 RCX: 0000000000000000 [ 176.610761] RDX: 1ffff1101037dfa7 RSI: ffff888081befdd0 RDI: ffff888081befd40 [ 176.618013] RBP: ffff88809f48f000 R08: 0000000000000000 R09: ffff88809f480d08 [ 176.625265] R10: ffff88809f480ce8 R11: ffff88809f480300 R12: ffff888081befdd0 [ 176.632516] R13: ffff888081befb40 R14: ffff888081befd38 R15: ffff888081befdc0 [ 176.639785] hhf_dequeue+0x57f/0xa60 [ 176.643493] __qdisc_run+0x2b8/0xe00 [ 176.647196] __dev_queue_xmit+0x1571/0x25e0 [ 176.651502] ? __lock_is_held+0xb6/0x140 [ 176.655547] ? check_preemption_disabled+0x3c/0x250 [ 176.660550] ? netdev_pick_tx+0x300/0x300 [ 176.664679] ? save_trace+0x290/0x290 [ 176.668473] ? br_nf_post_routing+0x27d/0xf00 [ 176.672957] ? br_forward_finish+0x1cc/0x320 [ 176.677366] ? find_held_lock+0x35/0x130 [ 176.681409] ? br_forward_finish+0x1cc/0x320 [ 176.685805] dev_queue_xmit+0x18/0x20 [ 176.689585] ? dev_queue_xmit+0x18/0x20 [ 176.693540] br_dev_queue_push_xmit+0x367/0x530 [ 176.698192] br_forward_finish+0xbc/0x320 [ 176.702322] ? br_dev_queue_push_xmit+0x530/0x530 [ 176.707146] ? br_fdb_add.cold+0x84/0x84 [ 176.711192] __br_forward+0x560/0x9c0 [ 176.714991] ? br_forward_finish+0x320/0x320 [ 176.719387] ? br_dev_queue_push_xmit+0x530/0x530 [ 176.724216] deliver_clone+0x61/0xc0 [ 176.727912] br_flood+0x3c8/0x530 [ 176.731363] br_dev_xmit+0x9a4/0xd40 [ 176.735076] ? check_preemption_disabled+0x3c/0x250 [ 176.740077] ? br_poll_controller+0x10/0x10 [ 176.744384] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 176.749829] dev_hard_start_xmit+0x18c/0x8b0 [ 176.754225] ? assoc_array_gc+0x1130/0x11d0 [ 176.758534] __dev_queue_xmit+0x1d95/0x25e0 [ 176.762849] ? trace_hardirqs_on+0x10/0x10 [ 176.767077] ? netdev_pick_tx+0x300/0x300 [ 176.771210] ? ip6_finish_output2+0x9ab/0x21b0 [ 176.775778] ? memcpy+0x46/0x50 [ 176.779052] dev_queue_xmit+0x18/0x20 [ 176.782857] ? dev_queue_xmit+0x18/0x20 [ 176.786819] neigh_resolve_output+0x4d8/0x870 [ 176.791302] ip6_finish_output2+0x9ab/0x21b0 [ 176.795698] ? ip6_forward_finish+0x480/0x480 [ 176.800183] ? lock_downgrade+0x6e0/0x6e0 [ 176.804336] ip6_finish_output+0x4f4/0xb50 [ 176.808577] ? ip6_finish_output+0x4f4/0xb50 [ 176.812979] ip6_output+0x20f/0x6d0 [ 176.816591] ? ip6_finish_output+0xb50/0xb50 [ 176.820986] ? __lock_is_held+0xb6/0x140 [ 176.825045] ? ip6_fragment+0x32c0/0x32c0 [ 176.829180] ndisc_send_skb+0xb56/0x11e0 [ 176.833229] ? ndisc_error_report+0x190/0x190 [ 176.837717] ndisc_send_ns+0x360/0x7e0 [ 176.842132] ? ndisc_netdev_event+0x3b0/0x3b0 [ 176.846612] ? trace_hardirqs_on_caller+0x400/0x590 [ 176.851621] ? addrconf_dad_work+0x97c/0xff0 [ 176.856013] ? trace_hardirqs_on+0xd/0x10 [ 176.860156] ? __local_bh_enable_ip+0x99/0x1a0 [ 176.864722] addrconf_dad_work+0xa40/0xff0 [ 176.868942] ? addrconf_dad_completed+0xa70/0xa70 [ 176.873771] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 176.879210] process_one_work+0x863/0x1600 [ 176.883587] ? pwq_dec_nr_in_flight+0x2e0/0x2e0 [ 176.888239] worker_thread+0x5d9/0x1050 [ 176.892210] kthread+0x319/0x430 [ 176.895569] ? process_one_work+0x1600/0x1600 [ 176.900045] ? kthread_create_on_node+0xd0/0xd0 [ 176.904699] ret_from_fork+0x24/0x30