Warning: Permanently added '10.128.0.224' (ECDSA) to the list of known hosts. 2020/01/08 05:40:14 fuzzer started 2020/01/08 05:40:16 dialing manager at 10.128.0.26:35703 2020/01/08 05:40:16 syscalls: 2824 2020/01/08 05:40:16 code coverage: enabled 2020/01/08 05:40:16 comparison tracing: enabled 2020/01/08 05:40:16 extra coverage: enabled 2020/01/08 05:40:16 setuid sandbox: enabled 2020/01/08 05:40:16 namespace sandbox: enabled 2020/01/08 05:40:16 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 05:40:16 fault injection: enabled 2020/01/08 05:40:16 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 05:40:16 net packet injection: enabled 2020/01/08 05:40:16 net device setup: enabled 2020/01/08 05:40:16 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 05:40:16 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:40:17 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c5, 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) prctl$PR_SET_SECUREBITS(0x1c, 0x7a0033f1b84d6f7d) prctl$PR_SET_THP_DISABLE(0x29, 0x10200000003) sched_rr_get_interval(0x0, &(0x7f0000000140)) 05:40:17 executing program 1: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='ramfs\x00', 0x50, 0x0) creat(&(0x7f0000000040)='./file0/bus\x00', 0x6857b21ff1155d90) r0 = open(&(0x7f0000021000)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = open(&(0x7f000000fffa)='./bus\x00', 0x0, 0x0) fcntl$setlease(r1, 0x400, 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002011, r2, 0x0) syzkaller login: [ 68.637312][ T8491] IPVS: ftp: loaded support on port[0] = 21 [ 68.714697][ T8494] IPVS: ftp: loaded support on port[0] = 21 05:40:17 executing program 2: setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f00000000c0)=0x20001, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000240)={@in={{0x2, 0x0, @loopback}}, 0x0, 0x5}, 0xd8) setsockopt$inet_tcp_int(r0, 0x6, 0x20, &(0x7f0000000040)=0x2, 0xf6) setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000080)=0x1, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) [ 68.820689][ T8491] chnl_net:caif_netlink_parms(): no params data found [ 68.936291][ T8494] chnl_net:caif_netlink_parms(): no params data found [ 68.957643][ T8491] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.975659][ T8491] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.995063][ T8491] device bridge_slave_0 entered promiscuous mode [ 69.018137][ T8491] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.035460][ T8491] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.043367][ T8491] device bridge_slave_1 entered promiscuous mode [ 69.062452][ T8498] IPVS: ftp: loaded support on port[0] = 21 [ 69.098943][ T8494] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.108672][ T8494] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.117700][ T8494] device bridge_slave_0 entered promiscuous mode [ 69.131034][ T8491] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 05:40:17 executing program 3: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000100)=ANY=[@ANYRESDEC], 0x1}}, 0x0) r0 = socket(0x1e, 0x1, 0x0) getsockname$inet(r0, &(0x7f0000000000), &(0x7f0000000480)=0x10) open(&(0x7f0000000440)='./bus\x00', 0x0, 0x0) writev(0xffffffffffffffff, &(0x7f0000000080)=[{&(0x7f0000000000), 0x1e6}], 0x1038) sendmmsg(r0, &(0x7f0000000080), 0x1c0, 0x0) [ 69.147996][ T8494] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.156323][ T8494] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.175919][ T8494] device bridge_slave_1 entered promiscuous mode [ 69.192909][ T8491] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.249361][ T8491] team0: Port device team_slave_0 added [ 69.274698][ T8491] team0: Port device team_slave_1 added [ 69.296078][ T8494] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.326817][ T8494] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 05:40:18 executing program 4: r0 = socket(0xa, 0x3, 0x87) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x0, @rand_addr="ffba4195a8914923d5b3b6e33004d368"}, 0x1c) sendmmsg$alg(r0, &(0x7f0000004040)=[{0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000000)="f33e3f035897fa", 0x7}], 0x1}], 0x1, 0x8000) sendmmsg$alg(r0, &(0x7f00000000c0)=[{0x0, 0x0, &(0x7f0000001400)=[{&(0x7f00000002c0)="7286c05b", 0x4}], 0x1}], 0x4924924924926e7, 0x0) [ 69.407599][ T8491] device hsr_slave_0 entered promiscuous mode [ 69.444798][ T8491] device hsr_slave_1 entered promiscuous mode [ 69.502019][ T8500] IPVS: ftp: loaded support on port[0] = 21 [ 69.549502][ T8494] team0: Port device team_slave_0 added [ 69.580622][ T8494] team0: Port device team_slave_1 added [ 69.608799][ T8502] IPVS: ftp: loaded support on port[0] = 21 05:40:18 executing program 5: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x31, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r0, 0x1f00000000000000, 0xd3, &(0x7f0000000000), 0x3c) [ 69.738330][ T8494] device hsr_slave_0 entered promiscuous mode [ 69.825109][ T8494] device hsr_slave_1 entered promiscuous mode [ 69.874850][ T8494] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.882679][ T8494] Cannot create hsr debugfs directory [ 69.908406][ T8505] IPVS: ftp: loaded support on port[0] = 21 [ 69.953162][ T8498] chnl_net:caif_netlink_parms(): no params data found [ 70.070791][ T8498] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.078156][ T8498] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.086329][ T8498] device bridge_slave_0 entered promiscuous mode [ 70.093577][ T8491] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.136277][ T8500] chnl_net:caif_netlink_parms(): no params data found [ 70.163787][ T8498] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.171778][ T8498] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.179594][ T8498] device bridge_slave_1 entered promiscuous mode [ 70.186999][ T8491] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.247718][ T8491] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.298395][ T8491] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.346657][ T8494] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 70.399118][ T8494] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 70.460198][ T8494] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 70.533566][ T8494] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 70.568692][ T8500] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.576111][ T8500] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.583849][ T8500] device bridge_slave_0 entered promiscuous mode [ 70.593376][ T8498] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.608705][ T8498] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.631448][ T8500] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.639051][ T8500] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.647170][ T8500] device bridge_slave_1 entered promiscuous mode [ 70.665977][ T8500] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.701357][ T8500] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.716738][ T8498] team0: Port device team_slave_0 added [ 70.724628][ T8498] team0: Port device team_slave_1 added [ 70.796369][ T8498] device hsr_slave_0 entered promiscuous mode [ 70.844905][ T8498] device hsr_slave_1 entered promiscuous mode [ 70.894829][ T8498] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.902442][ T8498] Cannot create hsr debugfs directory [ 70.922597][ T8502] chnl_net:caif_netlink_parms(): no params data found [ 70.935768][ T8500] team0: Port device team_slave_0 added [ 70.964296][ T8500] team0: Port device team_slave_1 added [ 71.047321][ T8500] device hsr_slave_0 entered promiscuous mode [ 71.084986][ T8500] device hsr_slave_1 entered promiscuous mode [ 71.124863][ T8500] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.132632][ T8500] Cannot create hsr debugfs directory [ 71.211601][ T8502] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.219502][ T8502] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.227658][ T8502] device bridge_slave_0 entered promiscuous mode [ 71.258609][ T8502] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.265868][ T8502] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.273578][ T8502] device bridge_slave_1 entered promiscuous mode [ 71.291835][ T8505] chnl_net:caif_netlink_parms(): no params data found [ 71.309779][ T8498] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 71.376765][ T8502] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.410938][ T8498] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 71.467537][ T8498] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 71.528436][ T8491] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.539666][ T8502] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.565563][ T8498] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 71.619734][ T8502] team0: Port device team_slave_0 added [ 71.626834][ T8505] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.633896][ T8505] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.643917][ T8505] device bridge_slave_0 entered promiscuous mode [ 71.652695][ T8505] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.659935][ T8505] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.667859][ T8505] device bridge_slave_1 entered promiscuous mode [ 71.681932][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.691061][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.705348][ T8502] team0: Port device team_slave_1 added [ 71.718503][ T8491] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.747336][ T8505] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.769295][ T8505] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.783214][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.792217][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.803557][ T2735] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.810865][ T2735] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.820606][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.877504][ T8502] device hsr_slave_0 entered promiscuous mode [ 71.915335][ T8502] device hsr_slave_1 entered promiscuous mode [ 71.964611][ T8502] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.972221][ T8502] Cannot create hsr debugfs directory [ 71.992007][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.000609][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.012193][ T3212] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.023515][ T3212] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.041631][ T8500] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 72.098630][ T8505] team0: Port device team_slave_0 added [ 72.110200][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.118729][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.128007][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.139970][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.149391][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.157593][ T8500] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 72.209983][ T8505] team0: Port device team_slave_1 added [ 72.234979][ T8500] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 72.317540][ T8505] device hsr_slave_0 entered promiscuous mode [ 72.374933][ T8505] device hsr_slave_1 entered promiscuous mode [ 72.425203][ T8505] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.432908][ T8505] Cannot create hsr debugfs directory [ 72.443810][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.452667][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.467273][ T8494] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.483998][ T8500] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 72.558629][ T8491] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.569417][ T8491] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.581166][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.590450][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.599261][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.607731][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.616316][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.676269][ T8494] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.699121][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.707826][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.717601][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.726069][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.742470][ T8502] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 72.801923][ T8491] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.817118][ T8498] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.831261][ T8502] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 72.887459][ T8502] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 72.949462][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.958160][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.967018][ T2734] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.974316][ T2734] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.983204][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.013214][ T8502] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 73.058182][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.066833][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.074508][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.082977][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.091461][ T2734] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.098770][ T2734] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.119595][ T8498] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.127120][ T8505] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 73.158043][ T8505] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 73.216904][ T8505] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 73.257202][ T8505] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 73.297035][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.308318][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.317535][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.326378][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.375630][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.384256][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.392940][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.403268][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.412606][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.421070][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.429650][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.438004][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.446527][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.455563][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.463883][ T3224] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.471027][ T3224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.478896][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.488472][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.496985][ T3224] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.504031][ T3224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.511659][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.520722][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.528563][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.536258][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.552152][ T8494] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.563552][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.577055][ T8491] device veth0_vlan entered promiscuous mode [ 73.590955][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.601149][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.609976][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.643979][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.652770][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.662005][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.671114][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.681350][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.689820][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.697721][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.705892][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.717817][ T8494] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.737507][ T8491] device veth1_vlan entered promiscuous mode [ 73.753491][ T8500] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.761189][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.769770][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.780021][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.793435][ T8498] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.806901][ T8498] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.836032][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.843953][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.853032][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.862047][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.871045][ T2734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.896369][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.904032][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.938753][ T8494] device veth0_vlan entered promiscuous mode [ 73.948901][ T8500] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.961473][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.970460][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.979337][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.988627][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.997174][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.005757][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.029787][ T8498] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.054416][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.070380][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 179.104486][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 179.111324][ C1] rcu: 1-...!: (1 GPs behind) idle=4e6/1/0x4000000000000002 softirq=13717/13718 fqs=0 [ 179.121395][ C1] (t=10500 jiffies g=7045 q=42) [ 179.126372][ C1] rcu: rcu_preempt kthread starved for 10500 jiffies! g7045 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 179.137552][ C1] rcu: RCU grace-period kthread stack dump: [ 179.143431][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 179.151344][ C1] Call Trace: [ 179.154644][ C1] __schedule+0x9a0/0xcc0 [ 179.159093][ C1] schedule+0x181/0x210 [ 179.163402][ C1] schedule_timeout+0x14f/0x240 [ 179.168262][ C1] ? run_local_timers+0x120/0x120 [ 179.173393][ C1] rcu_gp_kthread+0xed8/0x1770 [ 179.178161][ C1] kthread+0x332/0x350 [ 179.182248][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 179.187359][ C1] ? kthread_blkcg+0xe0/0xe0 [ 179.191945][ C1] ret_from_fork+0x24/0x30 [ 179.196370][ C1] NMI backtrace for cpu 1 [ 179.200714][ C1] CPU: 1 PID: 3212 Comm: kworker/1:124 Not tainted 5.5.0-rc5-syzkaller #0 [ 179.209315][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.220351][ C1] Workqueue: events linkwatch_event [ 179.225687][ C1] Call Trace: [ 179.228993][ C1] [ 179.231913][ C1] dump_stack+0x1fb/0x318 [ 179.236268][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 179.241132][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 179.247308][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 179.253374][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 179.259629][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 179.265517][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 179.270624][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 179.275845][ C1] ? trace_hardirqs_off+0x74/0x80 [ 179.280870][ C1] update_process_times+0x12d/0x180 [ 179.286084][ C1] tick_sched_timer+0x263/0x420 [ 179.290963][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 179.296518][ C1] __hrtimer_run_queues+0x403/0x840 [ 179.301732][ C1] hrtimer_interrupt+0x38c/0xda0 [ 179.306806][ C1] ? debug_smp_processor_id+0x9/0x20 [ 179.312097][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 179.317684][ C1] apic_timer_interrupt+0xf/0x20 [ 179.322627][ C1] [ 179.325592][ C1] RIP: 0010:free_thread_stack+0x14c/0x590 [ 179.331308][ C1] Code: 2e 00 48 89 df 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 73 94 6a 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 55 94 6a 00 48 8b 3b be fc ff ff [ 179.351180][ C1] RSP: 0018:ffffc90008f3f700 EFLAGS: 00000a06 ORIG_RAX: ffffffffffffff13 [ 179.359591][ C1] RAX: 1ffff110132b0cb1 RBX: ffff888099586588 RCX: 0000000000000000 [ 179.367552][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002528040 [ 179.375600][ C1] RBP: ffffc90008f3f738 R08: dffffc0000000000 R09: fffffbfff124248a [ 179.383562][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff888099586620 [ 179.391737][ C1] R13: dffffc0000000000 R14: 1ffff110132b0cc4 R15: ffff8880993d99f8 [ 179.399755][ C1] put_task_stack+0xa3/0x130 [ 179.404373][ C1] finish_task_switch+0x3f1/0x550 [ 179.409670][ C1] __schedule+0x9a8/0xcc0 [ 179.414007][ C1] ? ___preempt_schedule+0x16/0x18 [ 179.419204][ C1] preempt_schedule+0xdb/0x120 [ 179.423967][ C1] ___preempt_schedule+0x16/0x18 [ 179.428926][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 179.433600][ C1] ? vprintk_emit+0x368/0x3a0 [ 179.438270][ C1] vprintk_emit+0x36d/0x3a0 [ 179.442775][ C1] vprintk_default+0x28/0x30 [ 179.447355][ C1] vprintk_func+0x158/0x170 [ 179.451877][ C1] printk+0x62/0x8d [ 179.455689][ C1] ? addrconf_notify+0xd37/0x3c90 [ 179.460753][ C1] ? addrconf_notify+0x779/0x3c90 [ 179.466175][ C1] addrconf_notify+0x2c8d/0x3c90 [ 179.471205][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 179.476499][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 179.481877][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 179.487413][ C1] ? trace_hardirqs_on+0x74/0x80 [ 179.492341][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 179.497886][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 179.503446][ C1] ? tls_dev_event+0x619/0xc00 [ 179.508213][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 179.513782][ C1] ? ip6mr_device_event+0x1ee/0x210 [ 179.518994][ C1] raw_notifier_call_chain+0xec/0x190 [ 179.524385][ C1] netdev_state_change+0x147/0x1f0 [ 179.529507][ C1] linkwatch_do_dev+0x10e/0x160 [ 179.534378][ C1] __linkwatch_run_queue+0x446/0x730 [ 179.539857][ C1] linkwatch_event+0x4c/0x60 [ 179.544726][ C1] process_one_work+0x7ef/0x10d0 [ 179.549714][ C1] worker_thread+0xc01/0x1630 [ 179.554443][ C1] kthread+0x332/0x350 [ 179.558510][ C1] ? rcu_lock_release+0x30/0x30 [ 179.563364][ C1] ? kthread_blkcg+0xe0/0xe0 [ 179.568072][ C1] ret_from_fork+0x24/0x30