Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. 2020/01/08 03:43:14 fuzzer started 2020/01/08 03:43:16 dialing manager at 10.128.0.26:35703 2020/01/08 03:43:16 syscalls: 2824 2020/01/08 03:43:16 code coverage: enabled 2020/01/08 03:43:16 comparison tracing: enabled 2020/01/08 03:43:16 extra coverage: enabled 2020/01/08 03:43:16 setuid sandbox: enabled 2020/01/08 03:43:16 namespace sandbox: enabled 2020/01/08 03:43:16 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 03:43:16 fault injection: enabled 2020/01/08 03:43:16 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 03:43:16 net packet injection: enabled 2020/01/08 03:43:16 net device setup: enabled 2020/01/08 03:43:16 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 03:43:16 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:43:17 executing program 0: perf_event_open(&(0x7f00000000c0)={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) madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0x14) 03:43:17 executing program 1: pipe(&(0x7f00000005c0)) socket$inet(0x2, 0x2000080001, 0x84) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000003c0)=ANY=[@ANYBLOB="200000006800130800000000a903000002000000040000000800050091b0704300008b01f36b67448e01fe2e4173a157facb000000000000d4380144abbbb4bc9481bc35845656e6f859b78cc7d5ece9a6f60d9485b06f1ffb80abb4b5010000edd10800757a3cc10ed9abb13edfa687bdd0f38aa3465da82e816ea549e2012287087c9acc01ec20b742f70000000000000076dc99133f08000000232b013034ce755257623cd3cec4197c9ff810d6f56c338fe8f6f900f8a14c6fd77505d76e912502e9604189015aa5a0e80a088ea01a", @ANYRES32=0x0], 0x2}}, 0x0) r0 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r0, &(0x7f0000000140)=[{0x6, 0x0, &(0x7f0000000100), 0x6, &(0x7f0000000100)}], 0x218fe53f179516d, 0x0) r1 = syz_open_procfs(0x0, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000080)={0x0, r1, 0x0, 0x17, &(0x7f0000000040)='net/ip_vs_stats_percpu\x00'}, 0x30) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, 0x0, &(0x7f000095dffc)) write$RDMA_USER_CM_CMD_LEAVE_MCAST(0xffffffffffffffff, &(0x7f0000000140)={0x7ffffffff000, 0x10, 0xfa00, {0x0}}, 0x18) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={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) syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x80006, 0x0) r2 = open(&(0x7f0000000300)='.\x00', 0x0, 0x0) symlinkat(&(0x7f0000000040)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', r2, &(0x7f00000000c0)='./file0\x00') syzkaller login: [ 64.922160][ T8483] IPVS: ftp: loaded support on port[0] = 21 [ 65.090944][ T8483] chnl_net:caif_netlink_parms(): no params data found 03:43:17 executing program 2: r0 = socket(0xa, 0x2, 0x0) getsockopt$inet_udp_int(r0, 0x11, 0x65, 0xfffffffffffffffd, &(0x7f00000002c0)) [ 65.137620][ T8486] IPVS: ftp: loaded support on port[0] = 21 [ 65.181263][ T8483] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.203684][ T8483] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.224922][ T8483] device bridge_slave_0 entered promiscuous mode [ 65.245965][ T8483] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.253090][ T8483] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.262821][ T8483] device bridge_slave_1 entered promiscuous mode [ 65.311782][ T8488] IPVS: ftp: loaded support on port[0] = 21 [ 65.321909][ T8483] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.346039][ T8483] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.399763][ T8483] team0: Port device team_slave_0 added [ 65.408584][ T8483] team0: Port device team_slave_1 added 03:43:18 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000400)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) rename(&(0x7f00000000c0)='./bus\x00', &(0x7f0000000140)='./file1\x00') [ 65.496357][ T8486] chnl_net:caif_netlink_parms(): no params data found [ 65.606196][ T8483] device hsr_slave_0 entered promiscuous mode [ 65.635093][ T8483] device hsr_slave_1 entered promiscuous mode 03:43:18 executing program 4: unshare(0x2040400) r0 = syz_open_dev$sndmidi(&(0x7f0000000080)='/dev/snd/midiC#D#\x00', 0x2, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_DROP(r0, 0x40045730, &(0x7f0000000000)) [ 65.736529][ T8491] IPVS: ftp: loaded support on port[0] = 21 [ 65.807072][ T8488] chnl_net:caif_netlink_parms(): no params data found [ 65.897821][ T8486] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.912263][ T8486] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.920863][ T8486] device bridge_slave_0 entered promiscuous mode [ 65.932966][ T8486] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.940893][ T8486] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.949075][ T8486] device bridge_slave_1 entered promiscuous mode [ 65.972589][ T8494] IPVS: ftp: loaded support on port[0] = 21 03:43:18 executing program 5: r0 = openat$ttynull(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttynull\x00', 0x0, 0x0) ioctl$TCGETX(r0, 0x545d, 0x0) [ 66.060733][ T8488] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.077364][ T8488] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.085510][ T8488] device bridge_slave_0 entered promiscuous mode [ 66.094719][ T8486] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.115611][ T8483] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.161981][ T8488] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.169819][ T8488] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.177711][ T8488] device bridge_slave_1 entered promiscuous mode [ 66.190223][ T8486] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.211303][ T8483] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.267276][ T8483] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.316330][ T8486] team0: Port device team_slave_0 added [ 66.324268][ T8486] team0: Port device team_slave_1 added [ 66.333204][ T8488] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.343152][ T8483] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.403460][ T8496] IPVS: ftp: loaded support on port[0] = 21 [ 66.423472][ T8488] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.517011][ T8486] device hsr_slave_0 entered promiscuous mode [ 66.565202][ T8486] device hsr_slave_1 entered promiscuous mode [ 66.605345][ T8486] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.613079][ T8486] Cannot create hsr debugfs directory [ 66.626078][ T8488] team0: Port device team_slave_0 added [ 66.665562][ T8488] team0: Port device team_slave_1 added [ 66.732748][ T8491] chnl_net:caif_netlink_parms(): no params data found [ 66.826545][ T8488] device hsr_slave_0 entered promiscuous mode [ 66.874080][ T8488] device hsr_slave_1 entered promiscuous mode [ 66.913893][ T8488] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.921465][ T8488] Cannot create hsr debugfs directory [ 66.938761][ T8483] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.010012][ T8491] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.017907][ T8491] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.025689][ T8491] device bridge_slave_0 entered promiscuous mode [ 67.055653][ T8486] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 67.130139][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.138590][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.146862][ T8491] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.154807][ T8491] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.162643][ T8491] device bridge_slave_1 entered promiscuous mode [ 67.172391][ T8494] chnl_net:caif_netlink_parms(): no params data found [ 67.196181][ T8486] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.238525][ T8483] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.253067][ T8496] chnl_net:caif_netlink_parms(): no params data found [ 67.270195][ T8486] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.319142][ T8486] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.385198][ T8494] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.392338][ T8494] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.400119][ T8494] device bridge_slave_0 entered promiscuous mode [ 67.408980][ T8491] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.419828][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.429505][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.438076][ T2696] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.445287][ T2696] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.456518][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.473953][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.482494][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.491266][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.498370][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.507157][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.519491][ T8494] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.530191][ T8494] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.538089][ T8494] device bridge_slave_1 entered promiscuous mode [ 67.551258][ T8491] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.595505][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.615567][ T8491] team0: Port device team_slave_0 added [ 67.623408][ T8491] team0: Port device team_slave_1 added [ 67.638447][ T8494] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.647800][ T8496] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.656151][ T8496] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.664192][ T8496] device bridge_slave_0 entered promiscuous mode [ 67.673308][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.682123][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.702136][ T8494] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.712308][ T8496] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.720501][ T8496] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.728762][ T8496] device bridge_slave_1 entered promiscuous mode [ 67.741389][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.816617][ T8491] device hsr_slave_0 entered promiscuous mode [ 67.874316][ T8491] device hsr_slave_1 entered promiscuous mode [ 67.913946][ T8491] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.921546][ T8491] Cannot create hsr debugfs directory [ 67.943249][ T3196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.955660][ T3196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.976112][ T8488] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 68.028543][ T8488] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 68.076744][ T8488] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 68.117492][ T8488] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.177176][ T8496] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.191653][ T8494] team0: Port device team_slave_0 added [ 68.200451][ T8494] team0: Port device team_slave_1 added [ 68.213661][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.222336][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.231704][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.239954][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.249693][ T8496] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.296601][ T8494] device hsr_slave_0 entered promiscuous mode [ 68.344138][ T8494] device hsr_slave_1 entered promiscuous mode [ 68.393925][ T8494] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.401582][ T8494] Cannot create hsr debugfs directory [ 68.409943][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.430814][ T8496] team0: Port device team_slave_0 added [ 68.466162][ T8496] team0: Port device team_slave_1 added [ 68.506810][ T3196] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.514722][ T3196] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.546239][ T8483] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.596599][ T8496] device hsr_slave_0 entered promiscuous mode [ 68.634288][ T8496] device hsr_slave_1 entered promiscuous mode [ 68.673970][ T8496] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.681568][ T8496] Cannot create hsr debugfs directory [ 68.699850][ T8486] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.766757][ T8491] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.799125][ T8491] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 68.856667][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.864445][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.872205][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.880952][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.892615][ T8486] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.914629][ T8491] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 68.956385][ T8491] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.997926][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.009320][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.017931][ T2696] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.025002][ T2696] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.032791][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.069391][ T8488] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.077376][ T8494] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.106729][ T8494] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.125512][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.135104][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.143485][ T2696] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.150577][ T2696] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.158600][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.166948][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.175793][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.183440][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.209396][ T8488] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.216860][ T8494] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.250506][ T8494] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.296494][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.305038][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.312611][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.336319][ T8483] device veth0_vlan entered promiscuous mode [ 69.352436][ T8483] device veth1_vlan entered promiscuous mode [ 69.377447][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.386088][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.396044][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.404437][ T2739] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.411530][ T2739] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.419111][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.427550][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.435921][ T2739] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.442964][ T2739] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.450547][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.459036][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.467721][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.476355][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.484972][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.492844][ T2739] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.520235][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.529766][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.541260][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.550040][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.561778][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.591009][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.605190][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.618215][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.627037][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.635755][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.650224][ T8486] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.665392][ T8486] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.681520][ T8496] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.705747][ T8496] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.745980][ T8496] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.776121][ T8496] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.825782][ T3196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.834675][ T3196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.842845][ T3196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.851737][ T3196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.860761][ T3196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.890294][ T8488] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.914738][ T8488] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 174.933795][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 174.940633][ C1] rcu: 1-...!: (1 GPs behind) idle=2ca/1/0x4000000000000002 softirq=13532/13534 fqs=41 [ 174.950611][ C1] (t=10501 jiffies g=6645 q=85) [ 174.955539][ C1] rcu: rcu_preempt kthread starved for 10420 jiffies! g6645 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 174.966621][ C1] rcu: RCU grace-period kthread stack dump: [ 174.972496][ C1] rcu_preempt R running task 28984 10 2 0x80004008 [ 174.980383][ C1] Call Trace: [ 174.983666][ C1] __schedule+0x9a8/0xcc0 [ 174.987995][ C1] schedule+0x181/0x210 [ 174.992141][ C1] schedule_timeout+0x14f/0x240 [ 174.996979][ C1] ? run_local_timers+0x120/0x120 [ 175.001997][ C1] rcu_gp_kthread+0xed8/0x1770 [ 175.006755][ C1] kthread+0x332/0x350 [ 175.010812][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 175.016557][ C1] ? kthread_blkcg+0xe0/0xe0 [ 175.021138][ C1] ret_from_fork+0x24/0x30 [ 175.025559][ C1] NMI backtrace for cpu 1 [ 175.029885][ C1] CPU: 1 PID: 8488 Comm: syz-executor.2 Not tainted 5.5.0-rc5-syzkaller #0 [ 175.038602][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.048641][ C1] Call Trace: [ 175.051914][ C1] [ 175.054756][ C1] dump_stack+0x1fb/0x318 [ 175.059077][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.063918][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.070060][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.076118][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.082098][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.087977][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.093095][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.098286][ C1] ? trace_hardirqs_off+0x74/0x80 [ 175.103413][ C1] update_process_times+0x12d/0x180 [ 175.108608][ C1] tick_sched_timer+0x263/0x420 [ 175.113447][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.118983][ C1] __hrtimer_run_queues+0x403/0x840 [ 175.124185][ C1] hrtimer_interrupt+0x38c/0xda0 [ 175.129125][ C1] ? debug_smp_processor_id+0x9/0x20 [ 175.134487][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 175.140021][ C1] apic_timer_interrupt+0xf/0x20 [ 175.144954][ C1] [ 175.147885][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x22/0x50 [ 175.154028][ C1] Code: 84 f4 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 <83> fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 [ 175.173620][ C1] RSP: 0018:ffffc90002116c98 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 175.182536][ C1] RAX: ffffffff814897d3 RBX: 0000000000000000 RCX: ffff8880939124c0 [ 175.190498][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00022df680 [ 175.198478][ C1] RBP: ffffc90002116cc0 R08: dffffc0000000000 R09: fffffbfff124248a [ 175.206611][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: dffffc0000000000 [ 175.214571][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888094817938 [ 175.222556][ C1] ? mod_memcg_page_state+0x123/0x190 [ 175.227927][ C1] ? free_thread_stack+0x124/0x590 [ 175.233025][ C1] ? mod_memcg_page_state+0x123/0x190 [ 175.238387][ C1] free_thread_stack+0x168/0x590 [ 175.243317][ C1] put_task_stack+0xa3/0x130 [ 175.247913][ C1] finish_task_switch+0x3f1/0x550 [ 175.252932][ C1] __schedule+0x9a8/0xcc0 [ 175.257260][ C1] ? ___preempt_schedule+0x16/0x18 [ 175.262444][ C1] preempt_schedule+0xdb/0x120 [ 175.267218][ C1] ? addrconf_dad_run+0x5ae/0x5e0 [ 175.272253][ C1] ___preempt_schedule+0x16/0x18 [ 175.277191][ C1] ? mark_lock+0x107/0x1650 [ 175.281690][ C1] __local_bh_enable_ip+0x17d/0x240 [ 175.286951][ C1] ? addrconf_dad_run+0x5ae/0x5e0 [ 175.291964][ C1] _raw_read_unlock_bh+0x2f/0x40 [ 175.296889][ C1] addrconf_dad_run+0x5ae/0x5e0 [ 175.301733][ C1] addrconf_notify+0x32f9/0x3c90 [ 175.306663][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 175.312095][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 175.317495][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.323037][ C1] ? trace_hardirqs_on+0x74/0x80 [ 175.327970][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 175.333339][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.338881][ C1] ? tls_dev_event+0x619/0xc00 [ 175.343647][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.349202][ C1] ? ip6mr_device_event+0x1ee/0x210 [ 175.354405][ C1] raw_notifier_call_chain+0xec/0x190 [ 175.359773][ C1] netdev_state_change+0x147/0x1f0 [ 175.364898][ C1] hsr_check_carrier_and_operstate+0x434/0x730 [ 175.371048][ C1] hsr_netdev_notify+0x2aa/0xa00 [ 175.375980][ C1] ? mpls_dev_notify+0x4ae/0x890 [ 175.380909][ C1] raw_notifier_call_chain+0xec/0x190 [ 175.386275][ C1] __dev_notify_flags+0x24d/0x4d0 [ 175.391297][ C1] dev_change_flags+0xec/0x190 [ 175.396052][ C1] do_setlink+0xb2e/0x3960 [ 175.400461][ C1] ? memset+0x31/0x40 [ 175.404432][ C1] ? __nla_validate_parse+0x18cd/0x1f40 [ 175.409974][ C1] ? __kasan_check_read+0x11/0x20 [ 175.415001][ C1] rtnl_newlink+0x14dd/0x1bd0 [ 175.419684][ C1] ? rtnl_newlink+0x351/0x1bd0 [ 175.424492][ C1] ? __mutex_lock_common+0x4f5/0x2e10 [ 175.429850][ C1] ? rtnetlink_rcv_msg+0x83c/0xd40 [ 175.434950][ C1] ? rcu_lock_release+0x9/0x30 [ 175.439713][ C1] ? rtnl_setlink+0x490/0x490 [ 175.444382][ C1] rtnetlink_rcv_msg+0x889/0xd40 [ 175.449321][ C1] ? rcu_lock_release+0x9/0x30 [ 175.454086][ C1] ? rcu_lock_release+0x9/0x30 [ 175.458847][ C1] ? rcu_lock_release+0x9/0x30 [ 175.463606][ C1] netlink_rcv_skb+0x19e/0x3d0 [ 175.468358][ C1] ? rtnetlink_bind+0x80/0x80 [ 175.473052][ C1] rtnetlink_rcv+0x1c/0x20 [ 175.477475][ C1] netlink_unicast+0x767/0x920 [ 175.482341][ C1] netlink_sendmsg+0xa31/0xd50 [ 175.487107][ C1] ? netlink_getsockopt+0x9f0/0x9f0 [ 175.492303][ C1] __sys_sendto+0x442/0x5e0 [ 175.496815][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 175.502879][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 175.508599][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 175.514051][ C1] __x64_sys_sendto+0xe5/0x100 [ 175.518811][ C1] do_syscall_64+0xf7/0x1c0 [ 175.523306][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.529201][ C1] RIP: 0033:0x414c43 [ 175.533218][ C1] 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 2d 38 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 [ 175.552827][ C1] RSP: 002b:00007ffce5172788 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 175.561232][ C1] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414c43 [ 175.569207][ C1] RDX: 0000000000000020 RSI: 0000000000a72250 RDI: 0000000000000003 [ 175.577167][ C1] RBP: 0000000000000000 R08: 00007ffce5172790 R09: 000000000000000c [ 175.585124][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 175.593083][ C1] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003