Warning: Permanently added '10.128.0.35' (ECDSA) to the list of known hosts. [ 248.154171] audit: type=1400 audit(1568149898.891:36): avc: denied { map } for pid=7526 comm="syz-executor822" path="/root/syz-executor822041642" 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 [ 248.174980] IPVS: ftp: loaded support on port[0] = 21 [ 248.236469] chnl_net:caif_netlink_parms(): no params data found [ 248.267349] bridge0: port 1(bridge_slave_0) entered blocking state [ 248.274424] bridge0: port 1(bridge_slave_0) entered disabled state [ 248.281999] device bridge_slave_0 entered promiscuous mode [ 248.289361] bridge0: port 2(bridge_slave_1) entered blocking state [ 248.296674] bridge0: port 2(bridge_slave_1) entered disabled state [ 248.303618] device bridge_slave_1 entered promiscuous mode [ 248.319113] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 248.328954] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 248.345361] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 248.353669] team0: Port device team_slave_0 added [ 248.359359] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 248.367209] team0: Port device team_slave_1 added [ 248.372772] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 248.381408] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 248.442442] device hsr_slave_0 entered promiscuous mode [ 248.490509] device hsr_slave_1 entered promiscuous mode [ 248.560697] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 248.567882] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 248.582267] bridge0: port 2(bridge_slave_1) entered blocking state [ 248.589255] bridge0: port 2(bridge_slave_1) entered forwarding state [ 248.596269] bridge0: port 1(bridge_slave_0) entered blocking state [ 248.602952] bridge0: port 1(bridge_slave_0) entered forwarding state [ 248.633321] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 248.639507] 8021q: adding VLAN 0 to HW filter on device bond0 [ 248.649025] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 248.658568] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 248.677932] bridge0: port 1(bridge_slave_0) entered disabled state [ 248.685708] bridge0: port 2(bridge_slave_1) entered disabled state [ 248.694552] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 248.705428] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 248.711610] 8021q: adding VLAN 0 to HW filter on device team0 [ 248.721130] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 248.729310] bridge0: port 1(bridge_slave_0) entered blocking state [ 248.735725] bridge0: port 1(bridge_slave_0) entered forwarding state [ 248.745328] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 248.753956] bridge0: port 2(bridge_slave_1) entered blocking state [ 248.760579] bridge0: port 2(bridge_slave_1) entered forwarding state [ 248.781219] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 248.789259] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 248.798030] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 248.806516] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 248.815282] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 248.826382] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready executing program executing program executing program executing program executing program executing program executing program executing program [ 248.832643] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 248.845098] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 248.855805] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 353.890068] rcu: INFO: rcu_preempt self-detected stall on CPU [ 353.896270] rcu: 0-...!: (1 GPs behind) idle=d3a/1/0x4000000000000002 softirq=9276/9278 fqs=2 [ 353.905307] rcu: (t=10501 jiffies g=5093 q=88) [ 353.910070] rcu: rcu_preempt kthread starved for 10498 jiffies! g5093 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 353.920459] rcu: RCU grace-period kthread stack dump: [ 353.925635] rcu_preempt R running task 29424 10 2 0x80000000 [ 353.932901] Call Trace: [ 353.935644] __schedule+0x866/0x1dc0 [ 353.939352] ? pci_mmcfg_check_reserved+0x170/0x170 [ 353.944357] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 353.949508] ? lockdep_hardirqs_on+0x415/0x5d0 [ 353.954111] ? trace_hardirqs_on+0x67/0x220 [ 353.958423] schedule+0x92/0x1c0 [ 353.961782] schedule_timeout+0x4db/0xfc0 [ 353.965918] ? usleep_range+0x170/0x170 [ 353.969881] ? trace_hardirqs_on+0x67/0x220 [ 353.974229] ? kasan_check_read+0x11/0x20 [ 353.978400] ? __next_timer_interrupt+0x1a0/0x1a0 [ 353.983263] ? prepare_to_swait_exclusive+0x120/0x120 [ 353.988473] rcu_gp_kthread+0xd5c/0x2190 [ 353.992540] ? rcu_blocking_is_gp+0x90/0x90 [ 353.996854] ? trace_hardirqs_on+0x67/0x220 [ 354.001162] ? kasan_check_read+0x11/0x20 [ 354.005388] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 354.010526] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 354.016097] ? __kthread_parkme+0xfb/0x1b0 [ 354.020329] kthread+0x354/0x420 [ 354.023685] ? rcu_blocking_is_gp+0x90/0x90 [ 354.028003] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 354.033545] ret_from_fork+0x24/0x30 [ 354.037353] NMI backtrace for cpu 0 [ 354.040979] CPU: 0 PID: 2740 Comm: kworker/0:2 Not tainted 4.19.72 #0 [ 354.047550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 354.056976] Workqueue: ipv6_addrconf addrconf_dad_work [ 354.062243] Call Trace: [ 354.065158] [ 354.067388] dump_stack+0x172/0x1f0 [ 354.071009] nmi_cpu_backtrace.cold+0x63/0xa4 [ 354.075537] ? lapic_can_unplug_cpu.cold+0x45/0x45 [ 354.080718] nmi_trigger_cpumask_backtrace+0x1b0/0x1f8 [ 354.085986] arch_trigger_cpumask_backtrace+0x14/0x20 [ 354.091165] rcu_dump_cpu_stacks+0x189/0x1d5 [ 354.095594] ? wake_up_process+0x10/0x20 [ 354.099657] rcu_check_callbacks.cold+0x5e3/0xd90 [ 354.104488] ? trace_hardirqs_off+0x62/0x220 [ 354.108922] update_process_times+0x32/0x80 [ 354.113273] tick_sched_handle+0xa2/0x190 [ 354.117424] tick_sched_timer+0x47/0x130 [ 354.121478] __hrtimer_run_queues+0x33b/0xdc0 [ 354.125967] ? tick_sched_do_timer+0x1b0/0x1b0 [ 354.130542] ? hrtimer_fixup_activate+0x30/0x30 [ 354.135371] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 354.140724] ? ktime_get_update_offsets_now+0x2d3/0x440 [ 354.146376] hrtimer_interrupt+0x314/0x770 [ 354.150652] smp_apic_timer_interrupt+0x111/0x550 [ 354.155681] apic_timer_interrupt+0xf/0x20 [ 354.159995] RIP: 0010:__list_del_entry_valid+0xb1/0xf5 [ 354.165274] Code: 02 00 75 53 49 8b 14 24 4c 39 f2 0f 85 99 00 00 00 49 8d 7d 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <75> 24 49 8b 55 08 4c 39 f2 0f 85 aa 00 00 00 41 5c b8 01 00 00 00 [ 354.184251] RSP: 0018:ffff8880ae806b10 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 354.191962] RAX: dffffc0000000000 RBX: ffff88809778bdb8 RCX: ffffffff858e78e9 [ 354.199404] RDX: 1ffff11012ef17cb RSI: ffffffff858e7d9b RDI: ffff88809778be58 [ 354.206671] RBP: ffff8880ae806b28 R08: ffff88809f6583c0 R09: 000000000000000a [ 354.214194] R10: ffff88809f658dd0 R11: 000000003bdac44f R12: ffff88809778be50 [ 354.221539] R13: ffff88809778be50 R14: ffff88809778bdb8 R15: 0000000000000000 [ 354.228804] ? apic_timer_interrupt+0xa/0x20 [ 354.233285] ? hhf_dequeue+0xb9/0xa00 [ 354.237166] ? hhf_dequeue+0x56b/0xa00 [ 354.241048] hhf_dequeue+0x5aa/0xa00 [ 354.244805] __qdisc_run+0x1e7/0x1960 [ 354.248664] __dev_queue_xmit+0x165c/0x2fe0 [ 354.253029] ? deliver_clone+0x61/0xc0 [ 354.256911] ? br_flood+0x5fa/0x710 [ 354.261395] ? br_handle_frame_finish+0xf72/0x1510 [ 354.266582] ? netdev_pick_tx+0x300/0x300 [ 354.270893] ? do_softirq_own_stack+0x2a/0x40 [ 354.275450] ? do_softirq.part.0+0x11a/0x170 [ 354.279848] ? __local_bh_enable_ip+0x211/0x270 [ 354.284535] ? ip6_finish_output2+0xae0/0x2550 [ 354.289108] ? ip6_finish_output+0x574/0xbe0 [ 354.293538] ? ndisc_send_skb+0xf3b/0x1460 [ 354.297763] ? ndisc_send_ns+0x3a9/0x850 [ 354.301813] ? addrconf_dad_work+0xb88/0x1150 [ 354.306576] ? worker_thread+0x98/0xe40 [ 354.310537] ? kthread+0x354/0x420 [ 354.314066] ? ret_from_fork+0x24/0x30 [ 354.317961] ? __lock_is_held+0xb6/0x140 [ 354.322016] dev_queue_xmit+0x18/0x20 [ 354.325810] ? dev_queue_xmit+0x18/0x20 [ 354.329791] br_dev_queue_push_xmit+0x405/0x5d0 [ 354.334509] ? br_nf_dev_queue_xmit+0x38c/0x1610 [ 354.339257] br_nf_dev_queue_xmit+0x365/0x1610 [ 354.344017] br_nf_post_routing+0x76f/0x12f0 [ 354.348414] ? find_inlist_lock.constprop.0+0x22a/0x230 [ 354.353778] ? br_nf_dev_queue_xmit+0x1610/0x1610 [ 354.358648] ? ipv6_skip_exthdr+0x5b0/0x5c0 [ 354.362961] ? br_nf_pre_routing_finish_bridge+0xaa0/0xaa0 [ 354.369047] nf_hook_slow+0xbc/0x1e0 [ 354.372756] br_forward_finish+0x215/0x400 [ 354.377364] ? br_dev_queue_push_xmit+0x5d0/0x5d0 [ 354.382248] ? br_fdb_add.cold+0x8a/0x8a [ 354.386393] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 354.391416] ? nf_hook_slow+0xf0/0x1e0 [ 354.395309] br_nf_hook_thresh+0x2e9/0x370 [ 354.399549] ? br_dev_queue_push_xmit+0x5d0/0x5d0 [ 354.404390] ? setup_pre_routing+0x470/0x470 [ 354.408805] ? find_held_lock+0x35/0x130 [ 354.412861] ? br_dev_queue_push_xmit+0x5d0/0x5d0 [ 354.417699] br_nf_forward_finish+0x356/0x700 [ 354.422190] ? br_dev_queue_push_xmit+0x5d0/0x5d0 [ 354.427136] br_nf_forward_ip+0x6b4/0x17c0 [ 354.431371] ? br_nf_forward_finish+0x700/0x700 [ 354.436108] ? refcount_inc_not_zero_checked+0x147/0x200 [ 354.441657] ? br_nf_hook_thresh+0x370/0x370 [ 354.446073] nf_hook_slow+0xbc/0x1e0 [ 354.449784] __br_forward+0x393/0xb30 [ 354.453670] ? br_forward_finish+0x400/0x400 [ 354.458072] ? br_dev_queue_push_xmit+0x5d0/0x5d0 [ 354.462945] deliver_clone+0x61/0xc0 [ 354.466758] br_flood+0x5fa/0x710 [ 354.470224] br_handle_frame_finish+0xf72/0x1510 [ 354.474983] ? br_handle_local_finish+0x20/0x20 [ 354.479757] ? __lock_is_held+0xb6/0x140 [ 354.483823] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 354.489368] ? nf_hook_slow+0xf0/0x1e0 [ 354.493256] br_nf_hook_thresh+0x2e9/0x370 [ 354.497491] ? br_handle_local_finish+0x20/0x20 [ 354.502163] ? setup_pre_routing+0x470/0x470 [ 354.506561] ? br_handle_local_finish+0x20/0x20 [ 354.511385] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 354.516566] br_nf_pre_routing_finish_ipv6+0x6ed/0xd70 [ 354.521922] ? br_handle_local_finish+0x20/0x20 [ 354.526585] ? kasan_check_read+0x11/0x20 [ 354.530726] br_nf_pre_routing_ipv6+0x4a5/0x8ca [ 354.535397] ? br_validate_ipv6+0xb90/0xb90 [ 354.539716] ? br_nf_pre_routing_finish.cold+0x11d/0x11d [ 354.545158] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 354.550760] ? skb_pull_rcsum+0x164/0x340 [ 354.554901] br_nf_pre_routing+0x1016/0x159c [ 354.559331] ? br_nf_pre_routing_finish+0x1960/0x1960 [ 354.564863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.570391] ? ebt_broute+0x127/0x190 [ 354.574194] nf_hook_slow+0xbc/0x1e0 [ 354.577912] br_handle_frame+0x985/0x1480 [ 354.582052] ? br_handle_frame_finish+0x1510/0x1510 [ 354.587077] ? br_handle_local_finish+0x20/0x20 [ 354.591759] ? br_handle_frame_finish+0x1510/0x1510 [ 354.596780] __netif_receive_skb_core+0xac1/0x3570 [ 354.601719] ? __lock_acquire+0x6ee/0x49c0 [ 354.605953] ? __lock_acquire+0x6ee/0x49c0 [ 354.610178] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.615793] ? netif_receive_skb+0x2d0/0x2d0 [ 354.620200] ? mark_held_locks+0x100/0x100 [ 354.624772] ? mark_held_locks+0x100/0x100 [ 354.628993] ? rcu_report_qs_rnp+0x15d/0x440 [ 354.633390] ? find_held_lock+0x35/0x130 [ 354.637788] ? process_backlog+0x482/0x7a0 [ 354.642017] __netif_receive_skb_one_core+0xa8/0x1a0 [ 354.647116] ? __netif_receive_skb_one_core+0xa8/0x1a0 [ 354.652402] ? __netif_receive_skb_core+0x3570/0x3570 [ 354.657588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.663116] ? check_preemption_disabled+0x48/0x290 [ 354.668561] ? lock_acquire+0x16f/0x3f0 [ 354.672528] __netif_receive_skb+0x2c/0x1d0 [ 354.679020] process_backlog+0x23a/0x7a0 [ 354.683082] ? net_rx_action+0x27b/0x1070 [ 354.687215] ? lockdep_hardirqs_on+0x19b/0x5d0 [ 354.691787] net_rx_action+0x4f5/0x1070 [ 354.695758] ? napi_complete_done+0x500/0x500 [ 354.700239] ? __lock_is_held+0xb6/0x140 [ 354.704297] __do_softirq+0x25c/0x921 [ 354.708086] ? rcu_nmi_exit+0xe4/0x140 [ 354.711966] ? ip6_finish_output2+0xb9f/0x2550 [ 354.716538] do_softirq_own_stack+0x2a/0x40 [ 354.720842] [ 354.723069] do_softirq.part.0+0x11a/0x170 [ 354.727292] __local_bh_enable_ip+0x211/0x270 [ 354.731790] ip6_finish_output2+0xbd2/0x2550 [ 354.736188] ? find_held_lock+0x35/0x130 [ 354.740237] ? ip6_mtu+0x2e6/0x460 [ 354.743781] ? ip6_forward_finish+0x4d0/0x4d0 [ 354.748265] ? lock_downgrade+0x810/0x810 [ 354.752408] ? kasan_check_read+0x11/0x20 [ 354.756548] ip6_finish_output+0x574/0xbe0 [ 354.760780] ? ip6_finish_output+0x574/0xbe0 [ 354.765181] ip6_output+0x235/0x7c0 [ 354.768797] ? ip6_finish_output+0xbe0/0xbe0 [ 354.773201] ? ip6_fragment+0x3770/0x3770 [ 354.777344] ndisc_send_skb+0xf3b/0x1460 [ 354.781490] ? nf_hook.constprop.0+0x560/0x560 [ 354.786142] ? skb_set_owner_w+0x24c/0x360 [ 354.790373] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 354.795385] ndisc_send_ns+0x3a9/0x850 [ 354.799264] ? mark_held_locks+0xb1/0x100 [ 354.803405] ? ndisc_netdev_event+0x470/0x470 [ 354.807901] ? lockdep_hardirqs_on+0x415/0x5d0 [ 354.812479] ? addrconf_dad_work+0xac4/0x1150 [ 354.816967] ? trace_hardirqs_on+0x67/0x220 [ 354.821309] ? addrconf_dad_work+0xac4/0x1150 [ 354.827117] addrconf_dad_work+0xb88/0x1150 [ 354.832052] ? addrconf_dad_completed+0xbb0/0xbb0 [ 354.836898] process_one_work+0x989/0x1750 [ 354.841141] ? pwq_dec_nr_in_flight+0x320/0x320 [ 354.845971] ? lock_acquire+0x16f/0x3f0 [ 354.849939] ? kasan_check_write+0x14/0x20 [ 354.854163] ? do_raw_spin_lock+0xc8/0x240 [ 354.858391] worker_thread+0x98/0xe40 [ 354.862203] ? trace_hardirqs_on+0x67/0x220 [ 354.866523] kthread+0x354/0x420 [ 354.870064] ? process_one_work+0x1750/0x1750 [ 354.874554] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 354.881665] ret_from_fork+0x24/0x30