Warning: Permanently added '10.128.0.223' (ECDSA) to the list of known hosts. 2019/12/03 16:39:48 fuzzer started 2019/12/03 16:39:50 dialing manager at 10.128.0.26:45711 2019/12/03 16:39:50 syscalls: 2689 2019/12/03 16:39:50 code coverage: enabled 2019/12/03 16:39:50 comparison tracing: enabled 2019/12/03 16:39:50 extra coverage: extra coverage is not supported by the kernel 2019/12/03 16:39:50 setuid sandbox: enabled 2019/12/03 16:39:50 namespace sandbox: enabled 2019/12/03 16:39:50 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 16:39:50 fault injection: enabled 2019/12/03 16:39:50 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 16:39:50 net packet injection: enabled 2019/12/03 16:39:50 net device setup: enabled 2019/12/03 16:39:50 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 16:39:50 devlink PCI setup: PCI device 0000:00:10.0 is not available 16:39:51 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x80000000000002, &(0x7f00000000c0), 0x25d) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e23, @multicast2}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='dctcp\x00', 0x6) sendto$inet(r0, 0x0, 0x0, 0x210007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f00000012c0)="03268a927f1f6587b967483041ba7860f46ef65ac618ded8974895abeaf4b4834ff922b3f1e0b02bd67aa03059bcecc7a95c25a3a07e758044ab4ea6f7ae55d88fecf9221a7511bf746bec66ba", 0xf83c, 0x2, 0x0, 0x27) 16:39:51 executing program 1: mknod$loop(&(0x7f0000000000)='./file0\x00', 0x0, 0x1) clone(0x4007fc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000040)=ANY=[@ANYBLOB=':'], &(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='ceph\x00', 0x0, 0x0) [ 55.421973][ T8167] IPVS: ftp: loaded support on port[0] = 21 [ 55.535045][ T8169] IPVS: ftp: loaded support on port[0] = 21 16:39:51 executing program 2: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000080)={0x1080000007}, 0x10) write(r0, &(0x7f0000000140)="240000001a005f0214f9f407000904008100000000010000000000000800040005000000", 0xfc9b) [ 55.603199][ T8167] chnl_net:caif_netlink_parms(): no params data found [ 55.751832][ T8167] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.759953][ T8167] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.768459][ T8167] device bridge_slave_0 entered promiscuous mode [ 55.790819][ T8169] chnl_net:caif_netlink_parms(): no params data found [ 55.799141][ T8173] IPVS: ftp: loaded support on port[0] = 21 [ 55.810295][ T8167] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.820653][ T8167] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.830915][ T8167] device bridge_slave_1 entered promiscuous mode 16:39:52 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1, 0x7e, 0x1, 0x3}, 0x3c) bpf$MAP_CREATE(0x0, &(0x7f0000214fd4)={0xc, 0x4, 0x4, 0x234, 0x0, r0, 0x0, [0x305f, 0x5f, 0x32e, 0x5f, 0x5f, 0x80ffff, 0x80ffff], 0x0, 0xffffffffffffffff, 0x0, 0x2}, 0x3c) [ 55.904154][ T8169] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.948263][ T8169] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.957437][ T8169] device bridge_slave_0 entered promiscuous mode [ 55.979346][ T8169] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.996790][ T8169] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.008247][ T8169] device bridge_slave_1 entered promiscuous mode [ 56.029530][ T8167] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.065063][ T8167] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.098662][ T8175] IPVS: ftp: loaded support on port[0] = 21 [ 56.104857][ T8169] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.119729][ T8169] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.133573][ T8167] team0: Port device team_slave_0 added [ 56.144340][ T8167] team0: Port device team_slave_1 added 16:39:52 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4008ae89, &(0x7f00000000c0)={0x7a, 0x4, [0x10], [0x3a]}) [ 56.189361][ T8169] team0: Port device team_slave_0 added [ 56.260175][ T8167] device hsr_slave_0 entered promiscuous mode [ 56.327762][ T8167] device hsr_slave_1 entered promiscuous mode [ 56.368614][ T8169] team0: Port device team_slave_1 added [ 56.395996][ T8173] chnl_net:caif_netlink_parms(): no params data found 16:39:52 executing program 5: perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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) r0 = socket$inet(0x2b, 0x1, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000040)={0x2, 'gre0\x00'}, 0x18) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x7400000000000000, 0x48c, &(0x7f0000000000)={0x2, 'bcsf0\x00\x00\x00\x00z\x00\x00\x00 \x00'}, 0x18) [ 56.458532][ T8178] IPVS: ftp: loaded support on port[0] = 21 [ 56.569302][ T8169] device hsr_slave_0 entered promiscuous mode [ 56.606981][ T8169] device hsr_slave_1 entered promiscuous mode [ 56.646688][ T8169] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.662456][ T8173] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.670836][ T8173] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.678784][ T8173] device bridge_slave_0 entered promiscuous mode [ 56.693054][ T8173] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.700180][ T8173] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.707810][ T8173] device bridge_slave_1 entered promiscuous mode [ 56.742728][ T8181] IPVS: ftp: loaded support on port[0] = 21 [ 56.756432][ T8173] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.771737][ T8173] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.783795][ T8167] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.838161][ T8175] chnl_net:caif_netlink_parms(): no params data found [ 56.869382][ T8167] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.930291][ T8167] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.990965][ T8167] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.060184][ T8173] team0: Port device team_slave_0 added [ 57.069612][ T8173] team0: Port device team_slave_1 added [ 57.148688][ T8173] device hsr_slave_0 entered promiscuous mode [ 57.196912][ T8173] device hsr_slave_1 entered promiscuous mode [ 57.246668][ T8173] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.276665][ T8169] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.309461][ T8169] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.368294][ T8169] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.418387][ T8175] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.425484][ T8175] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.433568][ T8175] device bridge_slave_0 entered promiscuous mode [ 57.441355][ T8175] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.448461][ T8175] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.456115][ T8175] device bridge_slave_1 entered promiscuous mode [ 57.501392][ T8169] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.578820][ T8181] chnl_net:caif_netlink_parms(): no params data found [ 57.604544][ T8175] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.615621][ T8175] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.639410][ T8175] team0: Port device team_slave_0 added [ 57.681370][ T8175] team0: Port device team_slave_1 added [ 57.687497][ T8181] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.694784][ T8181] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.704857][ T8181] device bridge_slave_0 entered promiscuous mode [ 57.731369][ T8178] chnl_net:caif_netlink_parms(): no params data found [ 57.748869][ T8181] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.756013][ T8181] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.766868][ T8181] device bridge_slave_1 entered promiscuous mode [ 57.808188][ T8173] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.838680][ T8173] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.889586][ T8173] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.980591][ T8175] device hsr_slave_0 entered promiscuous mode [ 58.017412][ T8175] device hsr_slave_1 entered promiscuous mode [ 58.056670][ T8175] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.073750][ T8178] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.080994][ T8178] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.088968][ T8178] device bridge_slave_0 entered promiscuous mode [ 58.098418][ T8178] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.105610][ T8178] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.113986][ T8178] device bridge_slave_1 entered promiscuous mode [ 58.121952][ T8173] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.187125][ T8181] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.198321][ T8181] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.221073][ T8178] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.233805][ T8178] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.261394][ T8167] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.285707][ T8178] team0: Port device team_slave_0 added [ 58.299034][ T8181] team0: Port device team_slave_0 added [ 58.319485][ T8178] team0: Port device team_slave_1 added [ 58.328996][ T8181] team0: Port device team_slave_1 added [ 58.337885][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.346065][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.357559][ T8167] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.375860][ T8175] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.419782][ T8175] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.469078][ T8175] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.509732][ T8175] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.580847][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.590117][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.599057][ T2947] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.606309][ T2947] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.614498][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.623965][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.632372][ T2947] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.639450][ T2947] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.647614][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.657225][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.665016][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.729121][ T8178] device hsr_slave_0 entered promiscuous mode [ 58.776903][ T8178] device hsr_slave_1 entered promiscuous mode [ 58.816647][ T8178] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.870415][ T8181] device hsr_slave_0 entered promiscuous mode [ 58.917757][ T8181] device hsr_slave_1 entered promiscuous mode [ 58.986657][ T8181] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.007276][ T8169] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.016443][ T8182] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.025813][ T8182] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.035457][ T8182] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.091720][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.101674][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.110876][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.119412][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.128474][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.137043][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.145220][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.153263][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.161005][ T8178] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.218978][ T8178] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.288590][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.297362][ T8178] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.361357][ T8178] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.420704][ T8169] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.435058][ T8181] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 59.469738][ T8181] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 59.529064][ T8181] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 59.598615][ T8181] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 59.620945][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.628708][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.636079][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.644976][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.653543][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.660650][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.668193][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.676713][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.685047][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.692126][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.699791][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.713408][ T8167] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.738345][ T8175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.745140][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.753822][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.797772][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.806402][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.817132][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.825747][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.834452][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.842864][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.851115][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.867477][ T8169] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.879534][ T8169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.894395][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.903566][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.925708][ T8173] 8021q: adding VLAN 0 to HW filter on device bond0 [ 164.956481][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.963272][ C0] rcu: 0-...!: (10499 ticks this GP) idle=076/1/0x4000000000000002 softirq=11546/11546 fqs=44 [ 164.973847][ C0] (t=10500 jiffies g=6305 q=182) [ 164.978863][ C0] rcu: rcu_preempt kthread starved for 10403 jiffies! g6305 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 164.989946][ C0] rcu: RCU grace-period kthread stack dump: [ 164.995820][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.003708][ C0] Call Trace: [ 165.006993][ C0] __schedule+0x9a0/0xcc0 [ 165.011322][ C0] schedule+0x181/0x210 [ 165.015465][ C0] schedule_timeout+0x14f/0x240 [ 165.020314][ C0] ? run_local_timers+0x120/0x120 [ 165.025332][ C0] rcu_gp_kthread+0xed8/0x1770 [ 165.030096][ C0] kthread+0x332/0x350 [ 165.034147][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 165.039274][ C0] ? kthread_blkcg+0xe0/0xe0 [ 165.043852][ C0] ret_from_fork+0x24/0x30 [ 165.048279][ C0] NMI backtrace for cpu 0 [ 165.052612][ C0] CPU: 0 PID: 8169 Comm: syz-executor.1 Not tainted 5.4.0-syzkaller #0 [ 165.060830][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.071231][ C0] Call Trace: [ 165.074521][ C0] [ 165.077401][ C0] dump_stack+0x1fb/0x318 [ 165.081739][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.086668][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.092826][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.098969][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.104941][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.110851][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.116001][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.121298][ C0] ? trace_hardirqs_off+0x74/0x80 [ 165.126333][ C0] update_process_times+0x12d/0x180 [ 165.131548][ C0] tick_sched_timer+0x263/0x420 [ 165.136394][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.141938][ C0] __hrtimer_run_queues+0x403/0x840 [ 165.147147][ C0] hrtimer_interrupt+0x38c/0xda0 [ 165.152092][ C0] ? debug_smp_processor_id+0x9/0x20 [ 165.157372][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 165.162924][ C0] apic_timer_interrupt+0xf/0x20 [ 165.167858][ C0] [ 165.170788][ C0] RIP: 0010:free_thread_stack+0x18b/0x590 [ 165.176496][ C0] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 a4 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 a3 69 00 48 8b 1b e9 82 ff ff ff e8 de 2c 2e [ 165.196190][ C0] RSP: 0018:ffffc90002176ed8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.204590][ C0] RAX: 1ffff11012986f61 RBX: ffff888094c37b08 RCX: ffff8880a21ea600 [ 165.212564][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025cb680 [ 165.220523][ C0] RBP: ffffc90002176f10 R08: 000000000003a768 R09: ffffed1014f2634f [ 165.228484][ C0] R10: ffffed1014f2634f R11: 0000000000000000 R12: ffff888094c37ba0 [ 165.236446][ C0] R13: dffffc0000000000 R14: 1ffff11012986f74 R15: ffff8880a7931a68 [ 165.244422][ C0] ? free_thread_stack+0x168/0x590 [ 165.249526][ C0] put_task_stack+0xa3/0x130 [ 165.254114][ C0] finish_task_switch+0x3f1/0x550 [ 165.259133][ C0] __schedule+0x9a8/0xcc0 [ 165.263461][ C0] ? ___preempt_schedule_notrace+0x16/0x27 [ 165.269253][ C0] preempt_schedule_notrace+0xdb/0x120 [ 165.274727][ C0] ___preempt_schedule_notrace+0x16/0x27 [ 165.280349][ C0] ? rcu_is_watching+0x57/0xa0 [ 165.285101][ C0] rcu_is_watching+0x82/0xa0 [ 165.289682][ C0] vxcan_get_iflink+0x5b/0x1f0 [ 165.294612][ C0] ? vxcan_change_mtu+0xe0/0xe0 [ 165.299450][ C0] dev_get_iflink+0x6f/0xc0 [ 165.303944][ C0] linkwatch_urgent_event+0x96/0x430 [ 165.309219][ C0] linkwatch_fire_event+0x1e/0x2f0 [ 165.314330][ C0] netif_carrier_on+0xa1/0x2b0 [ 165.319085][ C0] ? netif_carrier_on+0x167/0x2b0 [ 165.324103][ C0] vxcan_open+0xf5/0x120 [ 165.328340][ C0] __dev_open+0x284/0x420 [ 165.332663][ C0] __dev_change_flags+0x1a8/0x680 [ 165.337677][ C0] ? do_syscall_64+0xf7/0x1c0 [ 165.342346][ C0] ? trace_mm_page_alloc+0x18c/0x1f0 [ 165.347621][ C0] dev_change_flags+0x8a/0x190 [ 165.352388][ C0] do_setlink+0xb2e/0x3960 [ 165.356803][ C0] ? memset+0x31/0x40 [ 165.360788][ C0] ? __nla_validate_parse+0x18cd/0x1f40 [ 165.366346][ C0] ? __kasan_check_read+0x11/0x20 [ 165.371363][ C0] rtnl_newlink+0x14dd/0x1bd0 [ 165.376030][ C0] ? rtnl_newlink+0x371/0x1bd0 [ 165.380782][ C0] ? rcu_lock_release+0x21/0x30 [ 165.385794][ C0] ? __mutex_lock_common+0x4f5/0x2e10 [ 165.391181][ C0] ? rtnetlink_rcv_msg+0x83c/0xd40 [ 165.396290][ C0] ? rcu_lock_release+0x9/0x30 [ 165.401104][ C0] ? rtnl_setlink+0x490/0x490 [ 165.405795][ C0] rtnetlink_rcv_msg+0x889/0xd40 [ 165.410745][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 165.416111][ C0] ? local_bh_enable+0x9/0x30 [ 165.420783][ C0] ? trace_hardirqs_on+0x74/0x80 [ 165.425718][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 165.431079][ C0] ? local_bh_enable+0x1f/0x30 [ 165.435831][ C0] ? rcu_lock_release+0x9/0x30 [ 165.440590][ C0] ? rcu_lock_release+0x9/0x30 [ 165.445361][ C0] netlink_rcv_skb+0x19e/0x3d0 [ 165.450113][ C0] ? rtnetlink_bind+0x80/0x80 [ 165.454809][ C0] rtnetlink_rcv+0x1c/0x20 [ 165.459213][ C0] netlink_unicast+0x767/0x920 [ 165.463979][ C0] netlink_sendmsg+0xa21/0xd40 [ 165.468739][ C0] ? netlink_getsockopt+0x9f0/0x9f0 [ 165.473926][ C0] __sys_sendto+0x442/0x5e0 [ 165.478441][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 165.484495][ C0] ? prepare_exit_to_usermode+0x221/0x5b0 [ 165.490203][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 165.495690][ C0] __x64_sys_sendto+0xe5/0x100 [ 165.500469][ C0] do_syscall_64+0xf7/0x1c0 [ 165.504987][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.510906][ C0] RIP: 0033:0x414373 [ 165.514801][ C0] Code: ff 0f 83 b0 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d fd 40 66 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff [ 165.534399][ C0] RSP: 002b:00007ffee7073648 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 165.542803][ C0] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414373 [ 165.550764][ C0] RDX: 0000000000000020 RSI: 0000000000a72250 RDI: 0000000000000003 [ 165.558724][ C0] RBP: 0000000000000000 R08: 00007ffee7073650 R09: 000000000000000c [ 165.566707][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 165.574840][ C0] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003