Warning: Permanently added '10.128.0.202' (ECDSA) to the list of known hosts. [ 213.105636] audit: type=1400 audit(1568864781.715:36): avc: denied { map } for pid=7606 comm="syz-executor905" path="/root/syz-executor905484822" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 213.125763] IPVS: ftp: loaded support on port[0] = 21 [ 213.183417] chnl_net:caif_netlink_parms(): no params data found [ 213.215453] bridge0: port 1(bridge_slave_0) entered blocking state [ 213.222152] bridge0: port 1(bridge_slave_0) entered disabled state [ 213.229468] device bridge_slave_0 entered promiscuous mode [ 213.236734] bridge0: port 2(bridge_slave_1) entered blocking state [ 213.243298] bridge0: port 2(bridge_slave_1) entered disabled state [ 213.250240] device bridge_slave_1 entered promiscuous mode [ 213.265567] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 213.274526] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 213.290438] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 213.298400] team0: Port device team_slave_0 added [ 213.304125] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 213.311644] team0: Port device team_slave_1 added [ 213.317052] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 213.324384] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 213.375591] device hsr_slave_0 entered promiscuous mode [ 213.443234] device hsr_slave_1 entered promiscuous mode [ 213.513870] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 213.521153] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 213.535534] bridge0: port 2(bridge_slave_1) entered blocking state [ 213.542711] bridge0: port 2(bridge_slave_1) entered forwarding state [ 213.549752] bridge0: port 1(bridge_slave_0) entered blocking state [ 213.556409] bridge0: port 1(bridge_slave_0) entered forwarding state [ 213.587754] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 213.595107] 8021q: adding VLAN 0 to HW filter on device bond0 [ 213.603425] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 213.611785] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 213.631592] bridge0: port 1(bridge_slave_0) entered disabled state [ 213.639497] bridge0: port 2(bridge_slave_1) entered disabled state [ 213.647951] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 213.657893] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 213.664402] 8021q: adding VLAN 0 to HW filter on device team0 [ 213.674023] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 213.682435] bridge0: port 1(bridge_slave_0) entered blocking state [ 213.688864] bridge0: port 1(bridge_slave_0) entered forwarding state [ 213.698462] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 213.706682] bridge0: port 2(bridge_slave_1) entered blocking state [ 213.713184] bridge0: port 2(bridge_slave_1) entered forwarding state [ 213.729205] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 213.738304] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 213.752109] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 213.762751] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 213.774189] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 213.780772] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready executing program executing program executing program executing program executing program executing program executing program executing program [ 213.788532] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 213.796446] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 213.804369] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 213.817439] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 213.828299] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program [ 318.892867] rcu: INFO: rcu_preempt self-detected stall on CPU [ 318.899049] rcu: 0-...!: (1 GPs behind) idle=2f2/1/0x4000000000000002 softirq=11041/11042 fqs=18 [ 318.908383] rcu: (t=10500 jiffies g=5473 q=104) [ 318.913244] rcu: rcu_preempt kthread starved for 10463 jiffies! g5473 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 318.923799] rcu: RCU grace-period kthread stack dump: [ 318.929068] rcu_preempt I29424 10 2 0x80000000 [ 318.934791] Call Trace: [ 318.937552] __schedule+0x866/0x1dc0 [ 318.941457] ? pci_mmcfg_check_reserved+0x170/0x170 [ 318.946640] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 318.952504] ? lockdep_hardirqs_on+0x415/0x5d0 [ 318.957465] ? trace_hardirqs_on+0x67/0x220 [ 318.961797] schedule+0x92/0x1c0 [ 318.965174] schedule_timeout+0x4db/0xfc0 [ 318.969317] ? usleep_range+0x170/0x170 [ 318.973282] ? trace_hardirqs_on+0x67/0x220 [ 318.977650] ? kasan_check_read+0x11/0x20 [ 318.982097] ? __next_timer_interrupt+0x1a0/0x1a0 [ 318.987241] ? prepare_to_swait_exclusive+0x120/0x120 [ 318.992623] rcu_gp_kthread+0xd5c/0x2190 [ 318.997179] ? rcu_blocking_is_gp+0x90/0x90 [ 319.004017] ? trace_hardirqs_on+0x67/0x220 [ 319.008690] ? kasan_check_read+0x11/0x20 [ 319.014595] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 319.020374] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 319.026106] ? __kthread_parkme+0xfb/0x1b0 [ 319.030800] kthread+0x354/0x420 [ 319.034182] ? rcu_blocking_is_gp+0x90/0x90 [ 319.039651] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 319.045402] ret_from_fork+0x24/0x30 [ 319.049155] NMI backtrace for cpu 0 [ 319.054890] CPU: 0 PID: 7609 Comm: kworker/0:2 Not tainted 4.19.73 #0 [ 319.061724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.071347] Workqueue: ipv6_addrconf addrconf_dad_work [ 319.076632] Call Trace: [ 319.079204] [ 319.081358] dump_stack+0x172/0x1f0 [ 319.084986] nmi_cpu_backtrace.cold+0x63/0xa4 [ 319.089616] ? lapic_can_unplug_cpu.cold+0x45/0x45 [ 319.094670] nmi_trigger_cpumask_backtrace+0x1b0/0x1f8 [ 319.099953] arch_trigger_cpumask_backtrace+0x14/0x20 [ 319.105325] rcu_dump_cpu_stacks+0x189/0x1d5 [ 319.109759] ? wake_up_process+0x10/0x20 [ 319.114040] rcu_check_callbacks.cold+0x5e3/0xd90 [ 319.118881] ? trace_hardirqs_off+0x62/0x220 [ 319.123728] update_process_times+0x32/0x80 [ 319.128169] tick_sched_handle+0xa2/0x190 [ 319.132323] tick_sched_timer+0x47/0x130 [ 319.136398] __hrtimer_run_queues+0x33b/0xdc0 [ 319.140977] ? tick_sched_do_timer+0x1b0/0x1b0 [ 319.145662] ? hrtimer_fixup_activate+0x30/0x30 [ 319.150408] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 319.155679] ? ktime_get_update_offsets_now+0x2d3/0x440 [ 319.161660] hrtimer_interrupt+0x314/0x770 [ 319.165917] smp_apic_timer_interrupt+0x111/0x550 [ 319.170844] apic_timer_interrupt+0xf/0x20 [ 319.175083] [ 319.177324] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 319.183052] Code: 90 90 90 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 18 8b 96 7e 81 e2 00 01 1f 00 75 2b 8b 90 d0 12 00 00 <83> fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 00 00 48 8b 11 48 [ 319.202307] RSP: 0018:ffff888091d97438 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 319.210187] RAX: ffff8880a41ea200 RBX: ffff8880a542b4f8 RCX: ffffffff858ebde6 [ 319.217620] RDX: 0000000000000000 RSI: ffffffff858ebdf0 RDI: 0000000000000001 [ 319.225090] RBP: ffff888091d97438 R08: ffff8880a41ea200 R09: 0000000000000007 [ 319.232524] R10: ffff8880a41eab98 R11: 000000005c47cd25 R12: dffffc0000000000 [ 319.239786] R13: ffff8880a542b240 R14: 0000000000000001 R15: 0000000000000000 [ 319.247214] ? hhf_dequeue+0x5b6/0xa00 [ 319.251107] ? hhf_dequeue+0x5c0/0xa00 [ 319.254993] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 319.260959] hhf_dequeue+0x5c0/0xa00 [ 319.264746] __qdisc_run+0x1e7/0x1960 [ 319.268611] __dev_queue_xmit+0x165c/0x2fe0 [ 319.272939] ? netdev_pick_tx+0x300/0x300 [ 319.277109] ? ip6_finish_output2+0xae0/0x2550 [ 319.281688] ? find_held_lock+0x35/0x130 [ 319.290550] ? ip6_finish_output2+0xb7f/0x2550 [ 319.295649] ? mark_held_locks+0xb1/0x100 [ 319.299800] dev_queue_xmit+0x18/0x20 [ 319.303593] ? dev_queue_xmit+0x18/0x20 [ 319.307599] neigh_resolve_output+0x5b7/0x980 [ 319.312121] ip6_finish_output2+0xb7f/0x2550 [ 319.316536] ? find_held_lock+0x35/0x130 [ 319.320696] ? ip6_mtu+0x2e6/0x460 [ 319.324234] ? ip6_forward_finish+0x4d0/0x4d0 [ 319.328735] ? lock_downgrade+0x810/0x810 [ 319.332890] ? kasan_check_read+0x11/0x20 [ 319.337036] ip6_finish_output+0x574/0xbe0 [ 319.341364] ? ip6_finish_output+0x574/0xbe0 [ 319.345779] ip6_output+0x235/0x7c0 [ 319.349534] ? ip6_finish_output+0xbe0/0xbe0 [ 319.354047] ? ip6_fragment+0x3770/0x3770 [ 319.358505] ndisc_send_skb+0xf3b/0x1460 [ 319.363121] ? nf_hook.constprop.0+0x560/0x560 [ 319.368130] ? skb_set_owner_w+0x24c/0x360 [ 319.372368] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 319.378288] ndisc_send_ns+0x3a9/0x850 [ 319.383458] ? mark_held_locks+0xb1/0x100 [ 319.387696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.393230] ? ndisc_netdev_event+0x470/0x470 [ 319.397741] ? lockdep_hardirqs_on+0x415/0x5d0 [ 319.402836] ? addrconf_dad_work+0xac4/0x1150 [ 319.407518] ? trace_hardirqs_on+0x67/0x220 [ 319.411834] ? addrconf_dad_work+0xac4/0x1150 [ 319.416674] addrconf_dad_work+0xb88/0x1150 [ 319.420994] ? addrconf_dad_completed+0xbb0/0xbb0 [ 319.425853] process_one_work+0x989/0x1750 [ 319.430085] ? pwq_dec_nr_in_flight+0x320/0x320 [ 319.434768] ? lock_acquire+0x16f/0x3f0 [ 319.438754] ? kasan_check_write+0x14/0x20 [ 319.442991] ? do_raw_spin_lock+0xc8/0x240 [ 319.447221] worker_thread+0x98/0xe40 [ 319.451015] ? trace_hardirqs_on+0x67/0x220 [ 319.455356] kthread+0x354/0x420 [ 319.458730] ? process_one_work+0x1750/0x1750 [ 319.463229] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 319.468850] ret_from_fork+0x24/0x30