Warning: Permanently added '10.128.0.184' (ECDSA) to the list of known hosts. 2020/01/08 06:01:33 fuzzer started 2020/01/08 06:01:34 dialing manager at 10.128.0.26:35703 2020/01/08 06:01:35 syscalls: 2824 2020/01/08 06:01:35 code coverage: enabled 2020/01/08 06:01:35 comparison tracing: enabled 2020/01/08 06:01:35 extra coverage: enabled 2020/01/08 06:01:35 setuid sandbox: enabled 2020/01/08 06:01:35 namespace sandbox: enabled 2020/01/08 06:01:35 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:01:35 fault injection: enabled 2020/01/08 06:01:35 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:01:35 net packet injection: enabled 2020/01/08 06:01:35 net device setup: enabled 2020/01/08 06:01:35 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:01:35 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:01:36 executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000140)="2e00000019008109e00f80ecdb4cb9260a60042c0002d300e8010afb120009000e0014012400000006000500fec0", 0x2e}], 0x1, 0x0, 0x0, 0xa00}, 0x0) 06:01:36 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) creat(&(0x7f0000000040)='./bus/file0\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000400)='overlay\x00', 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) unlink(&(0x7f00000001c0)='./bus/file0\x00') syzkaller login: [ 62.059759][ T8518] IPVS: ftp: loaded support on port[0] = 21 [ 62.219950][ T8518] chnl_net:caif_netlink_parms(): no params data found [ 62.272433][ T8521] IPVS: ftp: loaded support on port[0] = 21 [ 62.288738][ T8518] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.298240][ T8518] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.306736][ T8518] device bridge_slave_0 entered promiscuous mode 06:01:36 executing program 2: r0 = socket$inet6(0xa, 0x5, 0x0) bind$inet6(r0, &(0x7f0000000480)={0xa, 0x0, 0x0, @mcast1={0xff, 0x5}}, 0x1c) [ 62.318274][ T8518] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.326041][ T8518] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.335141][ T8518] device bridge_slave_1 entered promiscuous mode [ 62.393942][ T8518] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.423939][ T8518] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.478165][ T8518] team0: Port device team_slave_0 added [ 62.523040][ T8518] team0: Port device team_slave_1 added [ 62.537886][ T8523] IPVS: ftp: loaded support on port[0] = 21 06:01:36 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e5, 0x0) [ 62.653331][ T8518] device hsr_slave_0 entered promiscuous mode [ 62.690972][ T8518] device hsr_slave_1 entered promiscuous mode [ 62.773277][ T8521] chnl_net:caif_netlink_parms(): no params data found 06:01:36 executing program 4: add_key$keyring(0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe) keyctl$restrict_keyring(0x1d, 0x0, 0x0, 0x0) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000007ec0)={0x0, 0x0, &(0x7f0000007e40)=[{&(0x7f0000000780)=ANY=[@ANYBLOB="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"], 0x1}], 0x1}, 0x0) open(&(0x7f0000000180)='./file0\x00', 0x40, 0x1) execve(&(0x7f0000000440)='./file0\x00', 0x0, &(0x7f0000000780)) [ 62.830601][ T8525] IPVS: ftp: loaded support on port[0] = 21 [ 62.874413][ T8521] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.890765][ T8521] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.898709][ T8521] device bridge_slave_0 entered promiscuous mode [ 62.928920][ T8521] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.940992][ T8521] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.949995][ T8521] device bridge_slave_1 entered promiscuous mode [ 63.092208][ T8523] chnl_net:caif_netlink_parms(): no params data found [ 63.103307][ T8529] IPVS: ftp: loaded support on port[0] = 21 [ 63.125328][ T8521] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 06:01:37 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x101002, 0x0) ioctl$KVM_DIRTY_TLB(0xffffffffffffffff, 0x4010aeaa, &(0x7f00000000c0)={0x0, 0xdb}) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/215) r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) pwritev(r0, &(0x7f0000000040)=[{&(0x7f0000000080)="80fd02009341", 0x6}], 0x1000000000000029, 0x0) [ 63.142048][ T8521] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.181323][ T8518] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.282851][ T8518] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.354537][ T8518] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.404381][ T8521] team0: Port device team_slave_0 added [ 63.410160][ T8518] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.478314][ T8532] IPVS: ftp: loaded support on port[0] = 21 [ 63.481785][ T8521] team0: Port device team_slave_1 added [ 63.546820][ T8523] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.554278][ T8523] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.561886][ T8523] device bridge_slave_0 entered promiscuous mode [ 63.569674][ T8523] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.577570][ T8523] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.585468][ T8523] device bridge_slave_1 entered promiscuous mode [ 63.595965][ T8525] chnl_net:caif_netlink_parms(): no params data found [ 63.642322][ T8521] device hsr_slave_0 entered promiscuous mode [ 63.701021][ T8521] device hsr_slave_1 entered promiscuous mode [ 63.740836][ T8521] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.748581][ T8521] Cannot create hsr debugfs directory [ 63.847977][ T8523] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.873018][ T8525] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.880225][ T8525] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.888428][ T8525] device bridge_slave_0 entered promiscuous mode [ 63.898955][ T8525] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.906091][ T8525] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.914076][ T8525] device bridge_slave_1 entered promiscuous mode [ 63.924499][ T8523] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.934591][ T8529] chnl_net:caif_netlink_parms(): no params data found [ 63.968383][ T8525] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.980572][ T8525] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.023152][ T8523] team0: Port device team_slave_0 added [ 64.032050][ T8523] team0: Port device team_slave_1 added [ 64.049838][ T8525] team0: Port device team_slave_0 added [ 64.087251][ T8525] team0: Port device team_slave_1 added [ 64.094019][ T8529] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.102210][ T8529] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.110184][ T8529] device bridge_slave_0 entered promiscuous mode [ 64.142308][ T8521] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 64.193198][ T8521] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 64.232613][ T8521] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 64.272492][ T8529] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.279598][ T8529] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.287370][ T8529] device bridge_slave_1 entered promiscuous mode [ 64.353034][ T8523] device hsr_slave_0 entered promiscuous mode [ 64.391124][ T8523] device hsr_slave_1 entered promiscuous mode [ 64.430977][ T8523] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.438549][ T8523] Cannot create hsr debugfs directory [ 64.458132][ T8521] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 64.528938][ T8532] chnl_net:caif_netlink_parms(): no params data found [ 64.565635][ T8529] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.633422][ T8525] device hsr_slave_0 entered promiscuous mode [ 64.661421][ T8525] device hsr_slave_1 entered promiscuous mode [ 64.710892][ T8525] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.718531][ T8525] Cannot create hsr debugfs directory [ 64.732176][ T8529] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.773443][ T8532] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.780567][ T8532] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.791138][ T8532] device bridge_slave_0 entered promiscuous mode [ 64.799953][ T8529] team0: Port device team_slave_0 added [ 64.812304][ T8518] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.823207][ T8529] team0: Port device team_slave_1 added [ 64.837435][ T8532] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.845598][ T8532] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.856130][ T8532] device bridge_slave_1 entered promiscuous mode [ 64.922409][ T8529] device hsr_slave_0 entered promiscuous mode [ 64.961457][ T8529] device hsr_slave_1 entered promiscuous mode [ 65.000805][ T8529] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.008705][ T8529] Cannot create hsr debugfs directory [ 65.037900][ T8532] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.051136][ T8532] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.072649][ T8523] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 65.105792][ T8523] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 65.166983][ T8523] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 65.225982][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.234807][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.246903][ T8518] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.263569][ T8532] team0: Port device team_slave_0 added [ 65.279979][ T8523] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 65.318181][ T8532] team0: Port device team_slave_1 added [ 65.346462][ T8525] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 65.392310][ T8525] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 65.432848][ T8525] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.532623][ T8532] device hsr_slave_0 entered promiscuous mode [ 65.582499][ T8532] device hsr_slave_1 entered promiscuous mode [ 65.620955][ T8532] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.628540][ T8532] Cannot create hsr debugfs directory [ 65.634676][ T8525] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.690570][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.699556][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.708361][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.715545][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.724586][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.743622][ T8521] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.760803][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.769282][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.779301][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.786400][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.794470][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.833906][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.876489][ T8521] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.894437][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.903359][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.912363][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.919944][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.927687][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.936060][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.944707][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.972000][ T8518] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.988021][ T8518] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.011657][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.020166][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.028687][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.035769][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.043405][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.051966][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.060168][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.067236][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.075132][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.083844][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.092860][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.101660][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.109797][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.118642][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.126436][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.142711][ T8529] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 66.196867][ T8529] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 66.242785][ T8529] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 66.282939][ T8529] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 66.327326][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.335794][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.344963][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.353434][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.361885][ T8532] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 66.418705][ T8521] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 66.429159][ T8521] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.444725][ T8532] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 66.502777][ T8532] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 66.542775][ T8532] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 66.596895][ T8523] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.605500][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.614406][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.622754][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.631124][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.639290][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.647835][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.656096][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.684049][ T8523] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.706150][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.713786][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.723480][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.730959][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.759617][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.768181][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.777130][ T8521] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.805580][ T8525] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.815424][ T8518] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.825707][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.834904][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.844161][ T2761] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.851254][ T2761] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.859161][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.884287][ T8525] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.902388][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.915326][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.923828][ T2799] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.930919][ T2799] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.938538][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.946251][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.953952][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.962719][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.971070][ T2799] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.978235][ T2799] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.986102][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.995361][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.003715][ T2799] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.010923][ T2799] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.022843][ T8529] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.051943][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.059753][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.069887][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.079260][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.088195][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.096817][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.105777][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.114369][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.123000][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.138341][ T8529] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.170435][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.179585][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.189995][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.197882][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.206657][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.215028][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.223398][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.231790][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.239948][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.248229][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.256847][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.265400][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.273708][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.282154][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.290584][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.299379][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.313657][ T8532] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.330515][ T8525] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.357438][ T8525] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.377797][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.387054][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.396391][ T2761] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.403497][ T2761] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.411491][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.419819][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.428110][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.435542][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.443457][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.451707][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.459749][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.468363][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.476623][ T2761] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.483692][ T2761] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.491686][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.500144][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.507985][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.515955][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.524311][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.533001][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.541342][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.549020][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.571935][ T8523] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.582225][ T8532] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.601817][ T8521] device veth0_vlan entered promiscuous mode [ 67.612566][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.622944][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.632280][ T2799] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.639324][ T2799] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.646969][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.656129][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.664470][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.672931][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.681771][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.691387][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.699358][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.707652][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.723029][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.731966][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.740355][ T2761] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.747434][ T2761] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.755503][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.764057][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.773001][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.781871][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.790205][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.799226][ T2761] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.817032][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.825691][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.834969][ T2799] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.853493][ T8518] device veth0_vlan entered promiscuous mode [ 67.881213][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.888991][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.897991][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.908198][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.917156][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.925603][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.934368][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.942929][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.951446][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.959532][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.968115][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.976359][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.984659][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.994635][ T8529] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.005106][ T8521] device veth1_vlan entered promiscuous mode [ 68.016138][ T8525] device veth0_vlan entered promiscuous mode [ 68.029625][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.037495][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.045401][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.053389][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.064837][ T8518] device veth1_vlan entered promiscuous mode [ 68.074177][ T8532] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.100268][ T8523] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.114739][ T8525] device veth1_vlan entered promiscuous mode [ 68.139250][ T8529] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.162037][ T8538] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.170495][ T8538] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 173.190632][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 173.197412][ C1] rcu: 1-...!: (1 GPs behind) idle=ad2/1/0x4000000000000002 softirq=13085/13099 fqs=0 [ 173.207298][ C1] (t=10501 jiffies g=6853 q=59) [ 173.212233][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g6853 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 173.223312][ C1] rcu: RCU grace-period kthread stack dump: [ 173.229211][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 173.237121][ C1] Call Trace: [ 173.240416][ C1] __schedule+0x9a0/0xcc0 [ 173.244751][ C1] schedule+0x181/0x210 [ 173.248921][ C1] schedule_timeout+0x14f/0x240 [ 173.253773][ C1] ? run_local_timers+0x120/0x120 [ 173.258791][ C1] rcu_gp_kthread+0xed8/0x1770 [ 173.263559][ C1] kthread+0x332/0x350 [ 173.267616][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 173.272717][ C1] ? kthread_blkcg+0xe0/0xe0 [ 173.277301][ C1] ret_from_fork+0x24/0x30 [ 173.281719][ C1] NMI backtrace for cpu 1 [ 173.286036][ C1] CPU: 1 PID: 8538 Comm: kworker/1:4 Not tainted 5.5.0-rc5-syzkaller #0 [ 173.294344][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.304394][ C1] Workqueue: events linkwatch_event [ 173.309577][ C1] Call Trace: [ 173.312850][ C1] [ 173.315691][ C1] dump_stack+0x1fb/0x318 [ 173.320010][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 173.324848][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 173.330987][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 173.337040][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 173.343008][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 173.348948][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 173.354064][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 173.359257][ C1] ? trace_hardirqs_off+0x74/0x80 [ 173.364273][ C1] update_process_times+0x12d/0x180 [ 173.369503][ C1] tick_sched_timer+0x263/0x420 [ 173.374367][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 173.379925][ C1] __hrtimer_run_queues+0x403/0x840 [ 173.385143][ C1] hrtimer_interrupt+0x38c/0xda0 [ 173.390111][ C1] ? debug_smp_processor_id+0x9/0x20 [ 173.395397][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 173.400935][ C1] apic_timer_interrupt+0xf/0x20 [ 173.405856][ C1] [ 173.408788][ C1] RIP: 0010:mod_memcg_page_state+0x0/0x190 [ 173.414669][ C1] Code: 48 8b 3b e8 32 7e 60 00 eb 0c e8 eb 27 2e 00 eb 05 e8 e4 27 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 <55> 48 89 e5 41 57 41 56 41 54 53 41 89 f6 48 89 fb e8 ba 27 2e 00 [ 173.434349][ C1] RSP: 0018:ffffc90002cf76f8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 173.443981][ C1] RAX: 1ffff110133aeb81 RBX: ffff888099d75c08 RCX: 0000000000000000 [ 173.451942][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002793300 [ 173.459905][ C1] RBP: ffffc90002cf7738 R08: 000000000003a728 R09: ffffed101277a2d9 [ 173.467863][ C1] R10: ffffed101277a2d9 R11: 0000000000000000 R12: ffff888099d75ca0 [ 173.475822][ C1] R13: dffffc0000000000 R14: 1ffff110133aeb94 R15: ffff888093bd16b8 [ 173.483802][ C1] ? free_thread_stack+0x168/0x590 [ 173.488901][ C1] put_task_stack+0xa3/0x130 [ 173.493496][ C1] finish_task_switch+0x3f1/0x550 [ 173.498517][ C1] __schedule+0x9a8/0xcc0 [ 173.502844][ C1] ? ___preempt_schedule+0x16/0x18 [ 173.507947][ C1] preempt_schedule+0xdb/0x120 [ 173.512698][ C1] ___preempt_schedule+0x16/0x18 [ 173.517628][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 173.522289][ C1] ? vprintk_emit+0x368/0x3a0 [ 173.526964][ C1] vprintk_emit+0x36d/0x3a0 [ 173.531477][ C1] vprintk_default+0x28/0x30 [ 173.536066][ C1] vprintk_func+0x158/0x170 [ 173.540591][ C1] printk+0x62/0x8d [ 173.544399][ C1] ? addrconf_notify+0xb6b/0x3c90 [ 173.549414][ C1] ? addrconf_notify+0x779/0x3c90 [ 173.554438][ C1] addrconf_notify+0x2c8d/0x3c90 [ 173.559374][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 173.564648][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 173.570014][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 173.575567][ C1] ? trace_hardirqs_on+0x74/0x80 [ 173.580499][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 173.585862][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 173.591400][ C1] ? tls_dev_event+0x619/0xc00 [ 173.596155][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 173.601706][ C1] ? ip6mr_device_event+0x1ee/0x210 [ 173.606910][ C1] raw_notifier_call_chain+0xec/0x190 [ 173.612284][ C1] netdev_state_change+0x147/0x1f0 [ 173.617406][ C1] linkwatch_do_dev+0x10e/0x160 [ 173.622251][ C1] __linkwatch_run_queue+0x446/0x730 [ 173.627532][ C1] linkwatch_event+0x4c/0x60 [ 173.632112][ C1] process_one_work+0x7ef/0x10d0 [ 173.637054][ C1] worker_thread+0xc01/0x1630 [ 173.641738][ C1] kthread+0x332/0x350 [ 173.645797][ C1] ? rcu_lock_release+0x30/0x30 [ 173.650656][ C1] ? kthread_blkcg+0xe0/0xe0 [ 173.655250][ C1] ret_from_fork+0x24/0x30