[ 46.435505][ T23] audit: type=1800 audit(1575395793.394:29): pid=7969 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.183' (ECDSA) to the list of known hosts. 2019/12/03 17:56:42 fuzzer started 2019/12/03 17:56:45 dialing manager at 10.128.0.26:42111 2019/12/03 17:56:45 syscalls: 2689 2019/12/03 17:56:45 code coverage: enabled 2019/12/03 17:56:45 comparison tracing: enabled 2019/12/03 17:56:45 extra coverage: extra coverage is not supported by the kernel 2019/12/03 17:56:45 setuid sandbox: enabled 2019/12/03 17:56:45 namespace sandbox: enabled 2019/12/03 17:56:45 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 17:56:45 fault injection: enabled 2019/12/03 17:56:45 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 17:56:45 net packet injection: enabled 2019/12/03 17:56:45 net device setup: enabled 2019/12/03 17:56:45 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 17:56:45 devlink PCI setup: PCI device 0000:00:10.0 is not available 17:56:46 executing program 0: r0 = syz_open_dev$cec(&(0x7f0000000040)='/dev/cec#\x00', 0x1, 0x2) ioctl$IOC_PR_PREEMPT(r0, 0x40046109, &(0x7f0000000080)={0x12}) r1 = syz_open_dev$cec(0x0, 0x1, 0x2) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) dup2(r1, r0) 17:56:46 executing program 1: r0 = add_key$user(&(0x7f0000000280)='user\x00', &(0x7f0000000000)={'syz'}, &(0x7f0000000240)='X', 0x1, 0xfffffffffffffffe) prlimit64(0x0, 0x0, 0x0, &(0x7f0000000340)) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) r1 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f00000005c0)={'syz'}, &(0x7f00000000c0), 0x390, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000080)={r0, r1, r1}, 0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)={'crct10dif\x00'}}) syzkaller login: [ 59.182989][ T8135] IPVS: ftp: loaded support on port[0] = 21 [ 59.335176][ T8135] chnl_net:caif_netlink_parms(): no params data found [ 59.380511][ T8138] IPVS: ftp: loaded support on port[0] = 21 [ 59.398542][ T8135] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.410062][ T8135] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.419576][ T8135] device bridge_slave_0 entered promiscuous mode 17:56:46 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='ns\x00') getdents(r0, 0x0, 0x0) [ 59.440262][ T8135] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.448207][ T8135] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.457548][ T8135] device bridge_slave_1 entered promiscuous mode [ 59.507055][ T8135] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.531525][ T8135] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.606210][ T8135] team0: Port device team_slave_0 added [ 59.628105][ T8135] team0: Port device team_slave_1 added [ 59.637348][ T8141] IPVS: ftp: loaded support on port[0] = 21 17:56:46 executing program 3: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) pwritev(r0, &(0x7f0000000240)=[{&(0x7f00000000c0)="c9", 0x1}], 0x1, 0x2) [ 59.717134][ T8135] device hsr_slave_0 entered promiscuous mode [ 59.745415][ T8135] device hsr_slave_1 entered promiscuous mode [ 59.790920][ T8138] chnl_net:caif_netlink_parms(): no params data found [ 59.910394][ T8138] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.925023][ T8138] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.933668][ T8138] device bridge_slave_0 entered promiscuous mode 17:56:46 executing program 4: r0 = socket$kcm(0x2, 0x5, 0x84) setsockopt$sock_attach_bpf(r0, 0x84, 0x71, 0x0, 0x0) [ 59.970202][ T8135] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 60.027559][ T8135] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.127635][ T8138] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.134880][ T8138] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.143861][ T8138] device bridge_slave_1 entered promiscuous mode [ 60.160271][ T8143] IPVS: ftp: loaded support on port[0] = 21 17:56:47 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000100)={0xa, 0x4e22}, 0x1c) listen(r0, 0x80) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r1, 0x0, 0x0, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) r2 = syz_open_procfs(0x0, &(0x7f0000000480)='net/tcp6\x00') r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = memfd_create(&(0x7f0000000080)='#GPL\x00', 0x0) r5 = dup3(r3, r4, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendfile(r6, r2, 0x0, 0x2000003) [ 60.205347][ T8135] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.217631][ T8145] IPVS: ftp: loaded support on port[0] = 21 [ 60.247174][ T8135] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.348904][ T8141] chnl_net:caif_netlink_parms(): no params data found [ 60.363532][ T8138] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.375640][ T8138] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.422027][ T8148] IPVS: ftp: loaded support on port[0] = 21 [ 60.460038][ T8138] team0: Port device team_slave_0 added [ 60.472436][ T8138] team0: Port device team_slave_1 added [ 60.502862][ T8141] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.510580][ T8141] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.518279][ T8141] device bridge_slave_0 entered promiscuous mode [ 60.587915][ T8138] device hsr_slave_0 entered promiscuous mode [ 60.625453][ T8138] device hsr_slave_1 entered promiscuous mode [ 60.695144][ T8138] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.708424][ T8141] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.716589][ T8141] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.724510][ T8141] device bridge_slave_1 entered promiscuous mode [ 60.774682][ T8141] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.803032][ T8141] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.834232][ T8135] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.891776][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.902279][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.912623][ T8135] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.920083][ T8138] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.978797][ T8138] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 61.028483][ T8138] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 61.079483][ T8138] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.128426][ T8141] team0: Port device team_slave_0 added [ 61.138127][ T8143] chnl_net:caif_netlink_parms(): no params data found [ 61.148964][ T8145] chnl_net:caif_netlink_parms(): no params data found [ 61.168659][ T8141] team0: Port device team_slave_1 added [ 61.202300][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.211307][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.220500][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.227736][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.238277][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.327373][ T8141] device hsr_slave_0 entered promiscuous mode [ 61.365636][ T8141] device hsr_slave_1 entered promiscuous mode [ 61.415133][ T8141] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.451208][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.460579][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.469185][ T8152] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.476465][ T8152] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.484234][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.493502][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.502368][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.511168][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.519646][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.528366][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.537374][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.546081][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.568584][ T8148] chnl_net:caif_netlink_parms(): no params data found [ 61.591882][ T8143] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.599479][ T8143] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.608202][ T8143] device bridge_slave_0 entered promiscuous mode [ 61.618177][ T8143] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.625602][ T8143] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.633478][ T8143] device bridge_slave_1 entered promiscuous mode [ 61.640636][ T8145] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.648614][ T8145] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.656486][ T8145] device bridge_slave_0 entered promiscuous mode [ 61.664102][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.675276][ T8141] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.734114][ T8145] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.741953][ T8145] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.750798][ T8145] device bridge_slave_1 entered promiscuous mode [ 61.769538][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.778079][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.786582][ T8141] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.836859][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.857496][ T8143] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.870788][ T8141] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.908268][ T8145] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.923804][ T8145] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.942318][ T8143] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.958832][ T8148] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.966364][ T8148] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.974435][ T8148] device bridge_slave_0 entered promiscuous mode [ 61.982218][ T8141] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 62.042696][ T8145] team0: Port device team_slave_0 added [ 62.049243][ T8148] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.056729][ T8148] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.064832][ T8148] device bridge_slave_1 entered promiscuous mode [ 62.087485][ T8145] team0: Port device team_slave_1 added [ 62.111565][ T8143] team0: Port device team_slave_0 added [ 62.127143][ T8138] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.147447][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.157391][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.167709][ T8148] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.178616][ T8148] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.189530][ T8143] team0: Port device team_slave_1 added [ 62.206140][ T8138] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.229389][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.238352][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.298737][ T8143] device hsr_slave_0 entered promiscuous mode [ 62.356860][ T8143] device hsr_slave_1 entered promiscuous mode [ 62.395126][ T8143] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.405638][ T8135] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.456776][ T8145] device hsr_slave_0 entered promiscuous mode [ 62.495442][ T8145] device hsr_slave_1 entered promiscuous mode [ 62.525111][ T8145] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.539521][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.549388][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.558169][ T8154] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.565489][ T8154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.599850][ T8148] team0: Port device team_slave_0 added [ 62.616501][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.624622][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.635328][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.643864][ T8154] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.650969][ T8154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.658952][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.667988][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.685955][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.694688][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.707460][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.721456][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.730171][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.738735][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.749760][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.758733][ T8148] team0: Port device team_slave_1 added [ 62.765359][ T8143] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.831073][ T8143] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.899044][ T8141] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.912010][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.921803][ T8154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 167.934912][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.941688][ C0] rcu: 0-...!: (10499 ticks this GP) idle=226/1/0x4000000000000002 softirq=13238/13238 fqs=38 [ 167.952247][ C0] (t=10500 jiffies g=6253 q=80) [ 167.957175][ C0] rcu: rcu_preempt kthread starved for 10421 jiffies! g6253 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.968256][ C0] rcu: RCU grace-period kthread stack dump: [ 167.974146][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 167.982120][ C0] Call Trace: [ 167.985409][ C0] __schedule+0x9a0/0xcc0 [ 167.989737][ C0] schedule+0x181/0x210 [ 167.993883][ C0] schedule_timeout+0x14f/0x240 [ 167.998727][ C0] ? run_local_timers+0x120/0x120 [ 168.003760][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.008519][ C0] kthread+0x332/0x350 [ 168.012573][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.017673][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.022249][ C0] ret_from_fork+0x24/0x30 [ 168.026669][ C0] NMI backtrace for cpu 0 [ 168.030988][ C0] CPU: 0 PID: 8154 Comm: kworker/0:4 Not tainted 5.4.0-syzkaller #0 [ 168.038953][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.049002][ C0] Workqueue: events linkwatch_event [ 168.054183][ C0] Call Trace: [ 168.057453][ C0] [ 168.060291][ C0] dump_stack+0x1fb/0x318 [ 168.064611][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.069449][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.075590][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.081641][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.087612][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.093487][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.098590][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.103778][ C0] ? trace_hardirqs_off+0x74/0x80 [ 168.108819][ C0] update_process_times+0x12d/0x180 [ 168.114003][ C0] tick_sched_timer+0x263/0x420 [ 168.118837][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.124366][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.129564][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.134506][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.139784][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.145328][ C0] apic_timer_interrupt+0xf/0x20 [ 168.150272][ C0] [ 168.153202][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x50 [ 168.159252][ C0] Code: 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 74 25 cd 07 48 89 de e8 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 <65> 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 [ 168.179069][ C0] RSP: 0018:ffffc900024a76c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.187471][ C0] RAX: ffffffff81487326 RBX: ffffea000215cb80 RCX: 0000000000000000 [ 168.195434][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000215cb80 [ 168.203404][ C0] RBP: ffffc900024a76f0 R08: 000000000003a768 R09: fffffbfff120248a [ 168.211371][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a2644320 [ 168.219329][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888093e0d428 [ 168.227303][ C0] ? mod_memcg_page_state+0x16/0x190 [ 168.232578][ C0] ? free_thread_stack+0x124/0x590 [ 168.237672][ C0] ? mod_memcg_page_state+0x16/0x190 [ 168.242941][ C0] free_thread_stack+0x168/0x590 [ 168.247869][ C0] put_task_stack+0xa3/0x130 [ 168.252443][ C0] finish_task_switch+0x3f1/0x550 [ 168.257459][ C0] __schedule+0x9a8/0xcc0 [ 168.261965][ C0] ? ___preempt_schedule+0x16/0x18 [ 168.267071][ C0] preempt_schedule+0xdb/0x120 [ 168.271820][ C0] ___preempt_schedule+0x16/0x18 [ 168.276746][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 168.281507][ C0] ? vprintk_emit+0x368/0x3a0 [ 168.286169][ C0] vprintk_emit+0x36d/0x3a0 [ 168.290662][ C0] vprintk_default+0x28/0x30 [ 168.295237][ C0] vprintk_func+0x158/0x170 [ 168.299734][ C0] printk+0x62/0x8d [ 168.303530][ C0] ? addrconf_notify+0xd37/0x3c90 [ 168.308538][ C0] ? addrconf_notify+0x779/0x3c90 [ 168.313723][ C0] addrconf_notify+0x2c8d/0x3c90 [ 168.318668][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 168.323948][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 168.329315][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 168.334852][ C0] ? trace_hardirqs_on+0x74/0x80 [ 168.339782][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 168.345138][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 168.350692][ C0] ? tls_dev_event+0x619/0xc00 [ 168.355454][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 168.360993][ C0] ? ip6mr_device_event+0x1ee/0x210 [ 168.366188][ C0] raw_notifier_call_chain+0xec/0x190 [ 168.371558][ C0] netdev_state_change+0x147/0x1f0 [ 168.376747][ C0] linkwatch_do_dev+0x10e/0x160 [ 168.381612][ C0] __linkwatch_run_queue+0x446/0x730 [ 168.386902][ C0] linkwatch_event+0x4c/0x60 [ 168.391485][ C0] process_one_work+0x7ef/0x10d0 [ 168.396428][ C0] worker_thread+0xc01/0x1630 [ 168.401113][ C0] kthread+0x332/0x350 [ 168.405167][ C0] ? rcu_lock_release+0x30/0x30 [ 168.410000][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.414575][ C0] ret_from_fork+0x24/0x30