[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.772359][ T25] audit: type=1800 audit(1575455676.339:25): pid=8111 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.812086][ T25] audit: type=1800 audit(1575455676.339:26): pid=8111 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.812101][ T25] audit: type=1800 audit(1575455676.339:27): pid=8111 uid=0 auid=4294967295 ses=4294967295 subj=_ 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 '10.128.0.122' (ECDSA) to the list of known hosts. 2019/12/04 10:34:46 fuzzer started 2019/12/04 10:34:48 dialing manager at 10.128.0.26:36481 2019/12/04 10:34:48 syscalls: 2691 2019/12/04 10:34:48 code coverage: enabled 2019/12/04 10:34:48 comparison tracing: enabled 2019/12/04 10:34:48 extra coverage: extra coverage is not supported by the kernel 2019/12/04 10:34:48 setuid sandbox: enabled 2019/12/04 10:34:48 namespace sandbox: enabled 2019/12/04 10:34:48 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 10:34:48 fault injection: enabled 2019/12/04 10:34:48 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 10:34:48 net packet injection: enabled 2019/12/04 10:34:48 net device setup: enabled 2019/12/04 10:34:48 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 10:34:48 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:34:49 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_1\x00', 0x0}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="480100002400070500"/20, @ANYRES32=r1, @ANYBLOB="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"], 0x148}}, 0x0) r3 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r3, &(0x7f0000000180)=[{0x2, 0x1000000000000, &(0x7f0000000080), 0xe, &(0x7f0000000100)}], 0x492492492492642, 0x0) 10:34:49 executing program 1: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000080)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x5, [@typedef={0x1}]}, {0x0, [0xe5, 0x61, 0x2e]}}, &(0x7f0000000100)=""/227, 0x29, 0xe3, 0x1}, 0x20) syzkaller login: [ 58.246729][ T8277] IPVS: ftp: loaded support on port[0] = 21 10:34:49 executing program 2: unshare(0x2000400) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuacct.usage_percpu_sys\x00', 0x26e1, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x40305828, 0x0) [ 58.422195][ T8280] IPVS: ftp: loaded support on port[0] = 21 [ 58.460789][ T8277] chnl_net:caif_netlink_parms(): no params data found [ 58.543195][ T8282] IPVS: ftp: loaded support on port[0] = 21 [ 58.586693][ T8277] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.594417][ T8277] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.604137][ T8277] device bridge_slave_0 entered promiscuous mode [ 58.613555][ T8277] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.620686][ T8277] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.629802][ T8277] device bridge_slave_1 entered promiscuous mode [ 58.655612][ T8277] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.669690][ T8277] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 10:34:50 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x3, 0x3a) setsockopt(r2, 0x3a, 0x1, &(0x7f0000000080)="16", 0x1) [ 58.716466][ T8277] team0: Port device team_slave_0 added [ 58.748660][ T8277] team0: Port device team_slave_1 added [ 58.855861][ T8277] device hsr_slave_0 entered promiscuous mode 10:34:50 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$FICLONERANGE(0xffffffffffffffff, 0x4020940d, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000300)={{{@in=@dev, @in6}}, {{@in6=@mcast2}, 0x0, @in6=@initdev}}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000b55000)={0x2, 0x2, @broadcast}, 0x10) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000000040)=0xffffffffffffffff) ioctl$int_in(r0, 0x5452, &(0x7f00000000c0)=0x100000000000006) sendto$inet(r0, 0x0, 0xfffffffffffffd7b, 0x900000020000000, &(0x7f0000000000)={0x2, 0x2, @loopback}, 0x10) sendto(r0, &(0x7f0000000100)="16", 0x100000, 0x8055, 0x0, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, 0x0, 0x0) [ 58.932417][ T8277] device hsr_slave_1 entered promiscuous mode [ 58.996862][ T8280] chnl_net:caif_netlink_parms(): no params data found [ 59.057889][ T8285] IPVS: ftp: loaded support on port[0] = 21 [ 59.147327][ T8282] chnl_net:caif_netlink_parms(): no params data found [ 59.178290][ T8277] netdevsim netdevsim0 netdevsim0: renamed from eth0 10:34:50 executing program 5: r0 = socket$tipc(0x1e, 0x5, 0x0) getsockopt$TIPC_DEST_DROPPABLE(r0, 0x10f, 0x81, 0x0, 0x0) [ 59.258734][ T8277] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.314329][ T8277] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.357089][ T8277] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.423653][ T8280] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.431306][ T8280] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.439480][ T8280] device bridge_slave_0 entered promiscuous mode [ 59.453474][ T8288] IPVS: ftp: loaded support on port[0] = 21 [ 59.464299][ T8280] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.471392][ T8280] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.480822][ T8280] device bridge_slave_1 entered promiscuous mode [ 59.491016][ T8290] IPVS: ftp: loaded support on port[0] = 21 [ 59.555795][ T8280] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.580869][ T8280] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.608639][ T8280] team0: Port device team_slave_0 added [ 59.616017][ T8282] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.623475][ T8282] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.631402][ T8282] device bridge_slave_0 entered promiscuous mode [ 59.641411][ T8282] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.649020][ T8282] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.657593][ T8282] device bridge_slave_1 entered promiscuous mode [ 59.675557][ T8280] team0: Port device team_slave_1 added [ 59.696425][ T8285] chnl_net:caif_netlink_parms(): no params data found [ 59.748523][ T8282] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.769765][ T8285] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.777962][ T8285] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.786476][ T8285] device bridge_slave_0 entered promiscuous mode [ 59.806060][ T8282] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.823721][ T8285] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.830874][ T8285] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.839898][ T8285] device bridge_slave_1 entered promiscuous mode [ 59.915727][ T8280] device hsr_slave_0 entered promiscuous mode [ 59.982558][ T8280] device hsr_slave_1 entered promiscuous mode [ 60.032495][ T8280] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.058906][ T8285] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.071916][ T8285] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.085847][ T8282] team0: Port device team_slave_0 added [ 60.131765][ T8282] team0: Port device team_slave_1 added [ 60.148682][ T8285] team0: Port device team_slave_0 added [ 60.158744][ T8285] team0: Port device team_slave_1 added [ 60.180437][ T8288] chnl_net:caif_netlink_parms(): no params data found [ 60.245411][ T8285] device hsr_slave_0 entered promiscuous mode [ 60.302816][ T8285] device hsr_slave_1 entered promiscuous mode [ 60.342365][ T8285] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.405014][ T8282] device hsr_slave_0 entered promiscuous mode [ 60.462510][ T8282] device hsr_slave_1 entered promiscuous mode [ 60.502605][ T8282] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.516540][ T8277] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.566759][ T8290] chnl_net:caif_netlink_parms(): no params data found [ 60.613704][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.623135][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.635435][ T8280] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.689053][ T8280] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.775822][ T8288] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.783622][ T8288] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.791330][ T8288] device bridge_slave_0 entered promiscuous mode [ 60.798913][ T8280] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.854609][ T8277] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.861501][ T8282] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.904418][ T8282] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.979620][ T8282] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.027572][ T8288] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.035705][ T8288] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.044188][ T8288] device bridge_slave_1 entered promiscuous mode [ 61.051434][ T8280] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.131424][ T8290] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.138794][ T8290] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.147129][ T8290] device bridge_slave_0 entered promiscuous mode [ 61.155122][ T8290] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.162302][ T8290] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.170592][ T8290] device bridge_slave_1 entered promiscuous mode [ 61.183478][ T8282] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.243993][ T8285] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.294116][ T1005] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.303921][ T1005] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.312789][ T1005] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.319908][ T1005] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.328117][ T1005] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.336937][ T1005] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.345516][ T1005] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.352573][ T1005] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.360174][ T1005] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.374469][ T8285] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.415342][ T8285] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.476084][ T8288] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.490646][ T8290] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.504378][ T8292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.515033][ T8285] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.581894][ T8288] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.593957][ T8290] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.617246][ T8290] team0: Port device team_slave_0 added [ 61.653350][ T8290] team0: Port device team_slave_1 added [ 61.661930][ T8277] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.674560][ T8277] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.696889][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.706265][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.715868][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.725782][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.734943][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.743531][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.752431][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.761803][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.771863][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.780430][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.788458][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.866102][ T8290] device hsr_slave_0 entered promiscuous mode [ 61.922685][ T8290] device hsr_slave_1 entered promiscuous mode [ 61.962328][ T8290] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.973145][ T8288] team0: Port device team_slave_0 added [ 61.981899][ T8288] team0: Port device team_slave_1 added [ 62.055359][ T8288] device hsr_slave_0 entered promiscuous mode [ 62.092670][ T8288] device hsr_slave_1 entered promiscuous mode [ 62.152585][ T8288] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.164630][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.172768][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.214457][ T8277] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.230169][ T8282] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.266399][ T8285] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.295712][ T8280] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.317337][ T8290] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.386330][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.394901][ T8291] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 167.432008][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.439010][ C0] rcu: 0-...!: (10500 ticks this GP) idle=5ce/1/0x4000000000000002 softirq=11673/11673 fqs=39 [ 167.449890][ C0] (t=10500 jiffies g=6389 q=179) [ 167.454996][ C0] rcu: rcu_preempt kthread starved for 10417 jiffies! g6389 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.466084][ C0] rcu: RCU grace-period kthread stack dump: [ 167.472220][ C0] rcu_preempt R running task 29064 10 2 0x80004000 [ 167.480298][ C0] Call Trace: [ 167.483590][ C0] __schedule+0x9a0/0xcc0 [ 167.488459][ C0] schedule+0x181/0x210 [ 167.492620][ C0] schedule_timeout+0x14f/0x240 [ 167.497460][ C0] ? run_local_timers+0x120/0x120 [ 167.502590][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.508045][ C0] kthread+0x332/0x350 [ 167.512098][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.517211][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.521805][ C0] ret_from_fork+0x24/0x30 [ 167.526235][ C0] NMI backtrace for cpu 0 [ 167.530557][ C0] CPU: 0 PID: 8291 Comm: kworker/0:3 Not tainted 5.4.0-syzkaller #0 [ 167.538517][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.548567][ C0] Workqueue: events linkwatch_event [ 167.553737][ C0] Call Trace: [ 167.556993][ C0] [ 167.559820][ C0] dump_stack+0x1fb/0x318 [ 167.564124][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.568945][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.575071][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.581110][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.587216][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.593085][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.598287][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.603597][ C0] ? trace_hardirqs_off+0x74/0x80 [ 167.608631][ C0] update_process_times+0x12d/0x180 [ 167.613817][ C0] tick_sched_timer+0x263/0x420 [ 167.618681][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.624230][ C0] __hrtimer_run_queues+0x403/0x840 [ 167.629575][ C0] hrtimer_interrupt+0x38c/0xda0 [ 167.634626][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.640188][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 167.645846][ C0] apic_timer_interrupt+0xf/0x20 [ 167.650797][ C0] [ 167.653754][ C0] RIP: 0010:free_thread_stack+0x18b/0x590 [ 167.659641][ C0] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 a0 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 eb 9f 69 00 48 8b 1b e9 82 ff ff ff e8 5e 2a 2e [ 167.679810][ C0] RSP: 0018:ffffc900021a7700 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.688312][ C0] RAX: 1ffff11011e24b01 RBX: ffff88808f125808 RCX: ffff888097ff0680 [ 167.696820][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002450800 [ 167.704984][ C0] RBP: ffffc900021a7738 R08: dffffc0000000000 R09: fffffbfff120248a [ 167.715389][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88808f1258a0 [ 167.723577][ C0] R13: dffffc0000000000 R14: 1ffff11011e24b14 R15: ffff88809e0719a8 [ 167.731910][ C0] put_task_stack+0xa3/0x130 [ 167.736478][ C0] finish_task_switch+0x3f1/0x550 [ 167.741519][ C0] __schedule+0x9a8/0xcc0 [ 167.746036][ C0] ? ___preempt_schedule+0x16/0x18 [ 167.751142][ C0] preempt_schedule+0xdb/0x120 [ 167.756023][ C0] ___preempt_schedule+0x16/0x18 [ 167.760949][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 167.765609][ C0] ? vprintk_emit+0x368/0x3a0 [ 167.770271][ C0] vprintk_emit+0x36d/0x3a0 [ 167.774906][ C0] vprintk_default+0x28/0x30 [ 167.779512][ C0] vprintk_func+0x158/0x170 [ 167.784000][ C0] printk+0x62/0x8d [ 167.788514][ C0] ? addrconf_notify+0xd37/0x3c90 [ 167.793697][ C0] ? addrconf_notify+0x779/0x3c90 [ 167.798725][ C0] addrconf_notify+0x2c8d/0x3c90 [ 167.803665][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 167.808934][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 167.814305][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 167.819872][ C0] ? trace_hardirqs_on+0x74/0x80 [ 167.824884][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 167.830241][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 167.835776][ C0] ? tls_dev_event+0x619/0xc00 [ 167.840518][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 167.846039][ C0] ? ip6mr_device_event+0x1ee/0x210 [ 167.851226][ C0] raw_notifier_call_chain+0xec/0x190 [ 167.856573][ C0] netdev_state_change+0x147/0x1f0 [ 167.861870][ C0] linkwatch_do_dev+0x10e/0x160 [ 167.866702][ C0] __linkwatch_run_queue+0x446/0x730 [ 167.871992][ C0] linkwatch_event+0x4c/0x60 [ 167.876929][ C0] process_one_work+0x7ef/0x10d0 [ 167.881864][ C0] worker_thread+0xc01/0x1630 [ 167.886528][ C0] kthread+0x332/0x350 [ 167.890575][ C0] ? rcu_lock_release+0x30/0x30 [ 167.895408][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.899969][ C0] ret_from_fork+0x24/0x30