Warning: Permanently added '10.128.10.43' (ECDSA) to the list of known hosts. 2019/12/03 09:42:27 fuzzer started 2019/12/03 09:42:29 dialing manager at 10.128.0.26:38907 2019/12/03 09:42:30 syscalls: 2697 2019/12/03 09:42:30 code coverage: enabled 2019/12/03 09:42:30 comparison tracing: enabled 2019/12/03 09:42:30 extra coverage: extra coverage is not supported by the kernel 2019/12/03 09:42:30 setuid sandbox: enabled 2019/12/03 09:42:30 namespace sandbox: enabled 2019/12/03 09:42:30 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 09:42:30 fault injection: enabled 2019/12/03 09:42:30 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 09:42:30 net packet injection: enabled 2019/12/03 09:42:30 net device setup: enabled 2019/12/03 09:42:30 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 09:42:30 devlink PCI setup: PCI device 0000:00:10.0 is not available 09:42:30 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00000001c0)={{{@in=@multicast1, @in=@loopback}}, {{@in6=@mcast2}, 0x0, @in6=@local}}, &(0x7f00000002c0)=0xe8) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000080)={'vet\x00\x00\x00\x00\x00D\x00\x00\x00\xbdh\x00', 0x43732e5398416f1a}) lstat(&(0x7f00000000c0)='.\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TUNSETGROUP(r3, 0x400454ce, r4) setgroups(0x40000000000001ef, &(0x7f0000000200)=[0x0]) r5 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r5, 0x400454ca, &(0x7f0000000080)={'vet\x00\x00\x00\x00\x00D\x00\x00\x00\xbdh\x00', 0x43732e5398416f1a}) 09:42:31 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) get_mempolicy(0x0, 0x0, 0x0, &(0x7f0000ffc000/0x3000)=nil, 0x5) syzkaller login: [ 56.698966][ T8171] IPVS: ftp: loaded support on port[0] = 21 09:42:31 executing program 2: ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, 0x0) syz_open_dev$loop(0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') syz_open_dev$swradio(&(0x7f0000000040)='/dev/swradio#\x00', 0x1, 0x2) r0 = syz_open_dev$video(&(0x7f0000000180)='/dev/video#\x00', 0x6, 0x0) syz_open_dev$swradio(&(0x7f0000000140)='/dev/swradio#\x00', 0x1, 0x2) r1 = syz_open_dev$video(&(0x7f0000000180)='/dev/video#\x00', 0x6, 0x0) ioctl$VIDIOC_TRY_FMT(r1, 0xc0d05640, &(0x7f00000001c0)={0xa, @pix_mp={0x0, 0x0, 0x0, 0x0, 0x0, [{0x0, 0x25}]}}) ioctl$VIDIOC_TRY_FMT(r1, 0xc0d05640, &(0x7f00000001c0)={0xa, @pix_mp={0x0, 0x3, 0x0, 0xc, 0x0, [{0x0, 0x25}, {}, {}, {0x4}, {}, {0x81}, {0x40, 0x4}]}}) ioctl$VIDIOC_S_EXT_CTRLS(r0, 0xc0205648, &(0x7f0000000000)={0x9d0000, 0x0, 0x0, [], 0x0}) ioctl$VHOST_SET_VRING_KICK(0xffffffffffffffff, 0x4008af20, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) r4 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @local}, 0x10) connect$inet(r4, &(0x7f00000000c0)={0x2, 0x0, @remote}, 0x10) setsockopt$sock_int(r4, 0x1, 0x6, &(0x7f0000000000)=0x1000000000001e, 0x4) setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000080)=0x3ffe, 0x4) connect$inet(r4, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r4, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) ioctl$sock_inet6_SIOCSIFADDR(0xffffffffffffffff, 0x89a1, &(0x7f0000000180)={@remote, 0x27}) getpeername$packet(0xffffffffffffffff, &(0x7f00000003c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000400)=0x14) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000080)={'veth0_to_bond\x00', r5}) bind$packet(r3, &(0x7f00000000c0)={0x11, 0x5, r6, 0x1, 0x7}, 0x14) ioctl$VIDIOC_S_EXT_CTRLS(0xffffffffffffffff, 0xc0205648, 0x0) [ 56.855248][ T8174] IPVS: ftp: loaded support on port[0] = 21 [ 56.871741][ T8171] chnl_net:caif_netlink_parms(): no params data found [ 56.984992][ T8171] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.993694][ T8171] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.002982][ T8171] device bridge_slave_0 entered promiscuous mode [ 57.027921][ T8171] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.035761][ T8171] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.045010][ T8171] device bridge_slave_1 entered promiscuous mode 09:42:31 executing program 3: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000040)='/dev/urandom\x00', 0x0, 0x0) ioctl$RNDADDENTROPY(r0, 0x5207, 0x0) [ 57.111266][ T8171] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.128524][ T8177] IPVS: ftp: loaded support on port[0] = 21 [ 57.138055][ T8174] chnl_net:caif_netlink_parms(): no params data found [ 57.165000][ T8171] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.236659][ T8171] team0: Port device team_slave_0 added [ 57.262828][ T8171] team0: Port device team_slave_1 added [ 57.294313][ T8179] IPVS: ftp: loaded support on port[0] = 21 [ 57.317001][ T8174] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.327739][ T8174] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.335899][ T8174] device bridge_slave_0 entered promiscuous mode 09:42:31 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0x2, 0x4, 0x200000004, 0x400, 0x0, 0xffffffffffffffff, 0x0, [0x2e, 0x2e, 0x2e, 0x2e, 0x6b6e, 0x2e, 0x5f, 0x5f]}, 0x3c) [ 57.394064][ T8171] device hsr_slave_0 entered promiscuous mode [ 57.430939][ T8171] device hsr_slave_1 entered promiscuous mode [ 57.489653][ T8174] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.502503][ T8174] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.522877][ T8174] device bridge_slave_1 entered promiscuous mode [ 57.572733][ T8174] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 09:42:32 executing program 5: r0 = socket(0x10, 0x2, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = eventfd2(0x0, 0x0) r3 = fcntl$dupfd(r1, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendto(r0, &(0x7f0000000200)="120000001200e7ef007b1a3fcd00000000a1", 0x12, 0x0, 0x0, 0x18) recvmmsg(r0, &(0x7f00000037c0)=[{{&(0x7f00000004c0)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000040)=""/95, 0x1de}, {&(0x7f00000000c0)=""/85, 0x1f3}, {&(0x7f00000024c0)=""/4096, 0x1048}, {&(0x7f0000000400)=""/120, 0x1aa}, {&(0x7f0000000480)=""/60, 0xc6}, {&(0x7f0000000280)=""/77, 0x4d}, {&(0x7f0000000540)=""/154, 0x9a}, {&(0x7f0000000340)=""/22, 0x1de}], 0x38e, &(0x7f0000002400)=""/191, 0x1f9}, 0x7}], 0x4000000000001de, 0x6, &(0x7f0000003700)={0x77359400}) [ 57.645536][ T8174] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.663082][ T8181] IPVS: ftp: loaded support on port[0] = 21 [ 57.730294][ T8177] chnl_net:caif_netlink_parms(): no params data found [ 57.762852][ T8174] team0: Port device team_slave_0 added [ 57.796573][ T8174] team0: Port device team_slave_1 added [ 57.816948][ T8171] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.863896][ T8171] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.922921][ T8177] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.930005][ T8177] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.939257][ T8177] device bridge_slave_0 entered promiscuous mode [ 57.949574][ T8177] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.956785][ T8177] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.964377][ T8177] device bridge_slave_1 entered promiscuous mode [ 57.984755][ T8171] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.059664][ T8177] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.072170][ T8171] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.127669][ T8184] IPVS: ftp: loaded support on port[0] = 21 [ 58.173409][ T8174] device hsr_slave_0 entered promiscuous mode [ 58.211139][ T8174] device hsr_slave_1 entered promiscuous mode [ 58.280751][ T8174] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.292174][ T8177] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.318201][ T8179] chnl_net:caif_netlink_parms(): no params data found [ 58.334764][ T8177] team0: Port device team_slave_0 added [ 58.342957][ T8177] team0: Port device team_slave_1 added [ 58.422400][ T8177] device hsr_slave_0 entered promiscuous mode [ 58.471060][ T8177] device hsr_slave_1 entered promiscuous mode [ 58.520797][ T8177] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.538339][ T8179] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.546569][ T8179] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.554689][ T8179] device bridge_slave_0 entered promiscuous mode [ 58.564147][ T8179] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.572290][ T8179] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.579833][ T8179] device bridge_slave_1 entered promiscuous mode [ 58.641757][ T8174] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.673219][ T8179] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.688310][ T8181] chnl_net:caif_netlink_parms(): no params data found [ 58.698867][ T8179] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.723832][ T8174] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.784709][ T8174] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.846373][ T8174] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.897601][ T8179] team0: Port device team_slave_0 added [ 58.905678][ T8179] team0: Port device team_slave_1 added [ 58.964124][ T8179] device hsr_slave_0 entered promiscuous mode [ 59.001120][ T8179] device hsr_slave_1 entered promiscuous mode [ 59.040802][ T8179] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.103751][ T8177] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.163171][ T8177] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.216138][ T8177] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.265601][ T8171] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.273427][ T8181] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.280507][ T8181] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.288274][ T8181] device bridge_slave_0 entered promiscuous mode [ 59.297872][ T8181] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.305481][ T8181] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.313723][ T8181] device bridge_slave_1 entered promiscuous mode [ 59.332218][ T8177] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.393171][ T8179] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.434004][ T8179] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.473398][ T8179] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.519697][ T8171] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.535558][ T8181] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.548660][ T8181] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.576262][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.585306][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.594157][ T8179] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.681694][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.691949][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.700294][ T8186] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.707514][ T8186] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.716753][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.725605][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.734125][ T8186] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.741231][ T8186] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.748932][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.757461][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.766334][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.775433][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.783780][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.793233][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.801701][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.809953][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.818311][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.826574][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.835213][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.843064][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.856128][ T8181] team0: Port device team_slave_0 added [ 59.882999][ T8181] team0: Port device team_slave_1 added [ 59.889935][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.905310][ T8184] chnl_net:caif_netlink_parms(): no params data found [ 59.962573][ T8184] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.969666][ T8184] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.977905][ T8184] device bridge_slave_0 entered promiscuous mode [ 59.988874][ T8174] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.003997][ T8177] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.053576][ T8181] device hsr_slave_0 entered promiscuous mode [ 60.111019][ T8181] device hsr_slave_1 entered promiscuous mode [ 60.160935][ T8181] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.170493][ T8184] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.177771][ T8184] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.185893][ T8184] device bridge_slave_1 entered promiscuous mode [ 60.224809][ T8184] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.237797][ T8184] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.267199][ T8177] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.287779][ T8181] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.332411][ T3853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.340090][ T3853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.350783][ T3853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.358352][ T3853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.371996][ T8184] team0: Port device team_slave_0 added [ 60.387813][ T8174] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.397427][ T8181] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.432573][ T8181] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.483699][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.494027][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.502882][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.509991][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.518875][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.528664][ T8184] team0: Port device team_slave_1 added [ 60.542509][ T8181] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.595557][ T8171] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.604350][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.614063][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.622622][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.629665][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.637399][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.645011][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.652617][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.661686][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.670056][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.677148][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.685041][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.693806][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.702456][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.710835][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.717877][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.725495][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.734201][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.743236][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.783850][ T8177] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.796058][ T8177] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.815614][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.825270][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.834009][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.842505][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.851233][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.859528][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.868057][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.877584][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.886037][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.894953][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.903288][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.912283][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.919974][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.927920][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.967343][ T8179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.989285][ T8177] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.024215][ T8181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.039400][ T8179] 8021q: adding VLAN 0 to HW filter on device team0 [ 166.050590][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.057376][ C1] rcu: 1-...!: (1 GPs behind) idle=1c2/1/0x4000000000000002 softirq=11885/11887 fqs=41 [ 166.067330][ C1] (t=10501 jiffies g=6465 q=117) [ 166.072343][ C1] rcu: rcu_preempt kthread starved for 10420 jiffies! g6465 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 166.083424][ C1] rcu: RCU grace-period kthread stack dump: [ 166.089308][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.097194][ C1] Call Trace: [ 166.100480][ C1] __schedule+0x9a0/0xcc0 [ 166.104837][ C1] schedule+0x181/0x210 [ 166.108994][ C1] schedule_timeout+0x14f/0x240 [ 166.113913][ C1] ? run_local_timers+0x120/0x120 [ 166.118933][ C1] rcu_gp_kthread+0xed8/0x1770 [ 166.123703][ C1] kthread+0x332/0x350 [ 166.127763][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 166.132861][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.137438][ C1] ret_from_fork+0x24/0x30 [ 166.141856][ C1] NMI backtrace for cpu 1 [ 166.146174][ C1] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.4.0-syzkaller #0 [ 166.153952][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.164018][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 166.169980][ C1] Call Trace: [ 166.173262][ C1] [ 166.176105][ C1] dump_stack+0x1fb/0x318 [ 166.180421][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.185256][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.191393][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.197443][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.203408][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.209299][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.214400][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.219583][ C1] ? trace_hardirqs_off+0x74/0x80 [ 166.224617][ C1] update_process_times+0x12d/0x180 [ 166.229825][ C1] tick_sched_timer+0x263/0x420 [ 166.234688][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.240230][ C1] __hrtimer_run_queues+0x403/0x840 [ 166.245431][ C1] hrtimer_interrupt+0x38c/0xda0 [ 166.250375][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.255649][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 166.261190][ C1] apic_timer_interrupt+0xf/0x20 [ 166.266132][ C1] [ 166.269056][ C1] RIP: 0010:__memcg_kmem_uncharge+0xa/0x2e0 [ 166.274933][ C1] Code: 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 dc 7d ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 <41> 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 [ 166.294521][ C1] RSP: 0018:ffffc90000d8f8c0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.302917][ C1] RAX: ffffffff81486ea4 RBX: ffffea00022fef00 RCX: ffff8880a9e40480 [ 166.310877][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00022fef00 [ 166.318835][ C1] RBP: ffffc90000d8f8d8 R08: 000000000003a768 R09: ffffed101310eaf7 [ 166.326788][ C1] R10: ffffed101310eaf7 R11: 0000000000000000 R12: ffff88809abd3620 [ 166.334759][ C1] R13: dffffc0000000000 R14: 1ffff1101357a6c4 R15: ffff8880988757a8 [ 166.342728][ C1] ? free_thread_stack+0x124/0x590 [ 166.347829][ C1] free_thread_stack+0x12e/0x590 [ 166.352753][ C1] put_task_stack+0xa3/0x130 [ 166.357328][ C1] finish_task_switch+0x3f1/0x550 [ 166.362342][ C1] __schedule+0x9a8/0xcc0 [ 166.366664][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.371937][ C1] schedule+0x181/0x210 [ 166.376079][ C1] schedule_preempt_disabled+0x13/0x20 [ 166.381521][ C1] mutex_optimistic_spin+0x445/0x480 [ 166.386810][ C1] __mutex_lock_common+0x2e7/0x2e10 [ 166.392002][ C1] ? rtnl_lock+0x17/0x20 [ 166.396242][ C1] ? process_one_work+0x75d/0x10d0 [ 166.401341][ C1] mutex_lock_nested+0x1b/0x30 [ 166.406088][ C1] rtnl_lock+0x17/0x20 [ 166.410161][ C1] addrconf_dad_work+0x69/0x1c30 [ 166.415088][ C1] ? rcu_read_lock_sched_held+0x10b/0x170 [ 166.420796][ C1] process_one_work+0x7ef/0x10d0 [ 166.425735][ C1] worker_thread+0xc01/0x1630 [ 166.430416][ C1] kthread+0x332/0x350 [ 166.434472][ C1] ? rcu_lock_release+0x30/0x30 [ 166.439308][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.443885][ C1] ret_from_fork+0x24/0x30