Warning: Permanently added '10.128.10.37' (ECDSA) to the list of known hosts. 2020/01/08 04:44:28 fuzzer started 2020/01/08 04:44:29 dialing manager at 10.128.0.26:35703 2020/01/08 04:44:29 syscalls: 2824 2020/01/08 04:44:29 code coverage: enabled 2020/01/08 04:44:29 comparison tracing: enabled 2020/01/08 04:44:29 extra coverage: enabled 2020/01/08 04:44:29 setuid sandbox: enabled 2020/01/08 04:44:29 namespace sandbox: enabled 2020/01/08 04:44:29 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:44:29 fault injection: enabled 2020/01/08 04:44:29 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:44:29 net packet injection: enabled 2020/01/08 04:44:29 net device setup: enabled 2020/01/08 04:44:29 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:44:29 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:44:30 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f0000000280)=""/246) vmsplice(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) ioctl$EVIOCGREP(r0, 0x4010744d, &(0x7f0000000000)=""/184) 04:44:30 executing program 1: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = fsopen(&(0x7f0000000000)='sockfs\x00', 0x0) fsconfig$FSCONFIG_SET_BINARY(r3, 0x2, &(0x7f0000000040)='\x00', &(0x7f0000000080)="85", 0x1) syzkaller login: [ 61.253205][ T8439] IPVS: ftp: loaded support on port[0] = 21 [ 61.409804][ T8439] chnl_net:caif_netlink_parms(): no params data found [ 61.457069][ T8439] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.466071][ T8439] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.483034][ T8439] device bridge_slave_0 entered promiscuous mode [ 61.500899][ T8442] IPVS: ftp: loaded support on port[0] = 21 04:44:30 executing program 2: r0 = syz_open_dev$video(&(0x7f0000000000)='/dev/video#\x00', 0x3, 0x0) ioctl$VIDIOC_TRY_FMT(r0, 0xc0d05640, &(0x7f0000000300)={0x3, @sliced={0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc823, 0x0, 0x0, 0x0, 0x9]}}) [ 61.508977][ T8439] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.516505][ T8439] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.529471][ T8439] device bridge_slave_1 entered promiscuous mode [ 61.572345][ T8439] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.588499][ T8439] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.619345][ T8439] team0: Port device team_slave_0 added [ 61.628472][ T8439] team0: Port device team_slave_1 added [ 61.697280][ T8439] device hsr_slave_0 entered promiscuous mode 04:44:31 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) signalfd(r0, &(0x7f0000000200)={0x2}, 0x8) r1 = openat$vga_arbiter(0xffffffffffffff9c, 0x0, 0x2a0801, 0x0) sendmsg$nl_generic(0xffffffffffffffff, 0x0, 0x84c46ab6098d85) r2 = getegid() sendmsg$nl_generic(0xffffffffffffffff, 0x0, 0x84c46ab6098d85) ioctl$NS_GET_OWNER_UID(0xffffffffffffffff, 0xb704, 0x0) geteuid() mount$fuse(0x0, &(0x7f0000000240)='./bus\x00', &(0x7f0000000300)='fuse\x00', 0x0, &(0x7f00000003c0)={{'fd'}, 0x2c, {'rootmode', 0x3d, 0xc000}, 0x2c, {}, 0x2c, {'group_id', 0x3d, r2}, 0x2c, {[{@default_permissions='default_permissions'}, {@blksize={'blksize', 0x3d, 0x1000}}, {@blksize={'blksize'}}, {@blksize={'blksize', 0x3d, 0x200}}], [{@uid_eq={'uid'}}, {@fowner_eq={'fowner'}}]}}) mount$bpf(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000180)='bpf\x00', 0x0, 0x0) mount$overlay(0x400000, &(0x7f0000000100)='./file0\x00', &(0x7f00000001c0)='overlay\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB=',lowerdir=.:file0']) write$RDMA_USER_CM_CMD_ACCEPT(r1, &(0x7f0000000c00)={0x8, 0x120, 0xfa00, {0x4, {0x4, 0xc67, "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", 0x0, 0x2, 0x0, 0x0, 0x96, 0xec, 0x8d}}}, 0x128) r3 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x200004) chdir(&(0x7f0000000080)='./file0\x00') open(&(0x7f0000000080)='./bus\x00', 0x4300000000000000, 0x0) [ 61.785957][ T8439] device hsr_slave_1 entered promiscuous mode [ 61.837901][ T8444] IPVS: ftp: loaded support on port[0] = 21 [ 61.980470][ T8442] chnl_net:caif_netlink_parms(): no params data found [ 62.028855][ T8447] IPVS: ftp: loaded support on port[0] = 21 04:44:31 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x2000107, 0x6031, 0xffffffffffffffff, 0x0) lstat(0x0, 0x0) ioctl$TUNSETGROUP(0xffffffffffffffff, 0x400454ce, 0x0) syz_open_dev$cec(0x0, 0x3, 0x2) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) [ 62.119442][ T8439] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.176938][ T8439] netdevsim netdevsim0 netdevsim1: renamed from eth1 04:44:31 executing program 5: r0 = syz_open_dev$usbfs(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x73, 0x1) ioctl$USBDEVFS_CONTROL(r0, 0x8108551b, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) [ 62.242935][ T8444] chnl_net:caif_netlink_parms(): no params data found [ 62.265804][ T8439] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.321403][ T8442] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.330267][ T8442] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.338213][ T8442] device bridge_slave_0 entered promiscuous mode [ 62.346589][ T8442] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.353634][ T8442] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.361680][ T8442] device bridge_slave_1 entered promiscuous mode [ 62.373790][ T8439] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.458465][ T8450] IPVS: ftp: loaded support on port[0] = 21 [ 62.482287][ T8452] IPVS: ftp: loaded support on port[0] = 21 [ 62.492754][ T8442] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.506392][ T8442] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.531941][ T8442] team0: Port device team_slave_0 added [ 62.541344][ T8442] team0: Port device team_slave_1 added [ 62.604247][ T8444] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.614313][ T8444] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.622010][ T8444] device bridge_slave_0 entered promiscuous mode [ 62.644156][ T8447] chnl_net:caif_netlink_parms(): no params data found [ 62.706098][ T8442] device hsr_slave_0 entered promiscuous mode [ 62.764710][ T8442] device hsr_slave_1 entered promiscuous mode [ 62.824530][ T8442] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.832239][ T8442] Cannot create hsr debugfs directory [ 62.837866][ T8444] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.845015][ T8444] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.852689][ T8444] device bridge_slave_1 entered promiscuous mode [ 62.904013][ T8444] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.929309][ T8447] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.937394][ T8447] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.946639][ T8447] device bridge_slave_0 entered promiscuous mode [ 62.957355][ T8447] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.964523][ T8447] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.972149][ T8447] device bridge_slave_1 entered promiscuous mode [ 62.988878][ T8444] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.062144][ T8444] team0: Port device team_slave_0 added [ 63.076351][ T8447] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.096018][ T8452] chnl_net:caif_netlink_parms(): no params data found [ 63.105029][ T8444] team0: Port device team_slave_1 added [ 63.119282][ T8447] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.145631][ T8450] chnl_net:caif_netlink_parms(): no params data found [ 63.183077][ T8439] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.200340][ T8447] team0: Port device team_slave_0 added [ 63.233144][ T8447] team0: Port device team_slave_1 added [ 63.287460][ T8444] device hsr_slave_0 entered promiscuous mode [ 63.344800][ T8444] device hsr_slave_1 entered promiscuous mode [ 63.384777][ T8444] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.392923][ T8444] Cannot create hsr debugfs directory [ 63.403471][ T8439] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.417615][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.426823][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.447042][ T8452] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.454108][ T8452] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.462518][ T8452] device bridge_slave_0 entered promiscuous mode [ 63.496226][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.504966][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.513556][ T2840] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.520866][ T2840] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.528943][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.541621][ T8452] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.549410][ T8452] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.557393][ T8452] device bridge_slave_1 entered promiscuous mode [ 63.577559][ T8450] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.592280][ T8450] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.600033][ T8450] device bridge_slave_0 entered promiscuous mode [ 63.608597][ T8450] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.615729][ T8450] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.623409][ T8450] device bridge_slave_1 entered promiscuous mode [ 63.648775][ T8452] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.660400][ T8442] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.717994][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.729346][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.738622][ T2837] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.745714][ T2837] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.797181][ T8447] device hsr_slave_0 entered promiscuous mode [ 63.834796][ T8447] device hsr_slave_1 entered promiscuous mode [ 63.874506][ T8447] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.882259][ T8447] Cannot create hsr debugfs directory [ 63.889193][ T8452] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.901800][ T8442] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.956710][ T8442] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 63.998504][ T8450] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.010112][ T8450] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.021874][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.030610][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.052691][ T8452] team0: Port device team_slave_0 added [ 64.058824][ T8442] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 64.134494][ T8452] team0: Port device team_slave_1 added [ 64.158466][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.167272][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.178780][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.199124][ T8450] team0: Port device team_slave_0 added [ 64.223467][ T8450] team0: Port device team_slave_1 added [ 64.236549][ T2915] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.248563][ T2915] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.317261][ T8452] device hsr_slave_0 entered promiscuous mode [ 64.355201][ T8452] device hsr_slave_1 entered promiscuous mode [ 64.394475][ T8452] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.402056][ T8452] Cannot create hsr debugfs directory [ 64.427291][ T8444] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.472231][ T8444] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.527309][ T2915] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.535976][ T2915] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.596369][ T8450] device hsr_slave_0 entered promiscuous mode [ 64.624881][ T8450] device hsr_slave_1 entered promiscuous mode [ 64.664799][ T8450] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.672394][ T8450] Cannot create hsr debugfs directory [ 64.684958][ T8444] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.745813][ T8439] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.757220][ T8439] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.766817][ T2915] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.775230][ T2915] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.798287][ T8444] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.940987][ T8439] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.949338][ T8447] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 65.018371][ T8447] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 65.070679][ T8447] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.116790][ T2915] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.124278][ T2915] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.159546][ T8447] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.228886][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.238148][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.260090][ T8442] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.268305][ T8450] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 65.330698][ T8450] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 65.386455][ T8452] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.430264][ T8444] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.437739][ T8450] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.509776][ T8439] device veth0_vlan entered promiscuous mode [ 65.518809][ T8452] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.579235][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 65.588618][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.597040][ T8450] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 65.631367][ T8442] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.641377][ T8452] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 65.697281][ T8452] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 65.736043][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.743911][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.751983][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.759885][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.778436][ T8439] device veth1_vlan entered promiscuous mode [ 65.793837][ T8444] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.812032][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.820799][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.829614][ T2902] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.836824][ T2902] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.845513][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.853150][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.860877][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.869420][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.878095][ T2902] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.885193][ T2902] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.893361][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.923949][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.934230][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.942871][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.953937][ T2902] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.961042][ T2902] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.969218][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.977931][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.986338][ T2902] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.993380][ T2902] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.001414][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.010229][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.019226][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.089117][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.098060][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.108893][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.117853][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.126672][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.137648][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.146409][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.155314][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.163700][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.172079][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.180766][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.189552][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.198640][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.206923][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.215651][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.229898][ T8442] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.241930][ T8442] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.253135][ T8444] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.264195][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.278956][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.295844][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.304201][ T2902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.341805][ T8447] 8021q: adding VLAN 0 to HW filter on device bond0 [ 171.344362][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 171.351194][ C1] rcu: 1-...!: (10499 ticks this GP) idle=68e/1/0x4000000000000002 softirq=12582/12582 fqs=37 [ 171.361772][ C1] (t=10500 jiffies g=6441 q=160) [ 171.366791][ C1] rcu: rcu_preempt kthread starved for 10426 jiffies! g6441 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 171.377890][ C1] rcu: RCU grace-period kthread stack dump: [ 171.383790][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 171.391687][ C1] Call Trace: [ 171.394979][ C1] __schedule+0x9a0/0xcc0 [ 171.399309][ C1] schedule+0x181/0x210 [ 171.403542][ C1] schedule_timeout+0x14f/0x240 [ 171.408382][ C1] ? run_local_timers+0x120/0x120 [ 171.413398][ C1] rcu_gp_kthread+0xed8/0x1770 [ 171.418158][ C1] kthread+0x332/0x350 [ 171.422215][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 171.427327][ C1] ? kthread_blkcg+0xe0/0xe0 [ 171.431905][ C1] ret_from_fork+0x24/0x30 [ 171.436322][ C1] NMI backtrace for cpu 1 [ 171.440647][ C1] CPU: 1 PID: 8447 Comm: syz-executor.3 Not tainted 5.5.0-rc5-syzkaller #0 [ 171.449214][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.459269][ C1] Call Trace: [ 171.462540][ C1] [ 171.465383][ C1] dump_stack+0x1fb/0x318 [ 171.469710][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 171.474554][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 171.480928][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 171.487012][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 171.493005][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 171.498903][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 171.504015][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 171.509225][ C1] ? trace_hardirqs_off+0x74/0x80 [ 171.514244][ C1] update_process_times+0x12d/0x180 [ 171.519435][ C1] tick_sched_timer+0x263/0x420 [ 171.524628][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 171.530161][ C1] __hrtimer_run_queues+0x403/0x840 [ 171.535368][ C1] hrtimer_interrupt+0x38c/0xda0 [ 171.540323][ C1] ? debug_smp_processor_id+0x9/0x20 [ 171.545600][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 171.551493][ C1] apic_timer_interrupt+0xf/0x20 [ 171.556429][ C1] [ 171.559358][ C1] RIP: 0010:free_thread_stack+0x177/0x590 [ 171.565064][ C1] Code: 80 3c 28 00 74 08 48 89 df e8 55 94 6a 00 48 8b 3b be fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 39 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 [ 171.584662][ C1] RSP: 0018:ffffc900025b6eb0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 171.593068][ C1] RAX: ffffffff814897d3 RBX: ffff888096754488 RCX: ffff88808d2f40c0 [ 171.603653][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025beb00 [ 171.611626][ C1] RBP: ffffc900025b6ee8 R08: dffffc0000000000 R09: fffffbfff124248a [ 171.619584][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff888096754520 [ 171.627547][ C1] R13: dffffc0000000000 R14: 1ffff11012cea8a4 R15: ffff88809100f638 [ 171.635517][ C1] ? mod_memcg_page_state+0x123/0x190 [ 171.640906][ C1] put_task_stack+0xa3/0x130 [ 171.645493][ C1] finish_task_switch+0x3f1/0x550 [ 171.650651][ C1] __schedule+0x9a8/0xcc0 [ 171.654986][ C1] ? ___preempt_schedule+0x16/0x18 [ 171.660090][ C1] preempt_schedule+0xdb/0x120 [ 171.664935][ C1] ___preempt_schedule+0x16/0x18 [ 171.669882][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 171.674547][ C1] ? vprintk_emit+0x368/0x3a0 [ 171.679213][ C1] vprintk_emit+0x36d/0x3a0 [ 171.683708][ C1] vprintk_default+0x28/0x30 [ 171.688293][ C1] vprintk_func+0x158/0x170 [ 171.692784][ C1] printk+0x62/0x8d [ 171.696581][ C1] ? vlan_device_event+0x160/0x1df0 [ 171.701764][ C1] ? vlan_device_event+0xe9/0x1df0 [ 171.706878][ C1] vlan_device_event+0x1cbf/0x1df0 [ 171.711992][ C1] ? phonet_device_notify+0x1a1/0x790 [ 171.717354][ C1] ? j1939_netdev_notify+0x216/0x2d0 [ 171.722630][ C1] raw_notifier_call_chain+0xec/0x190 [ 171.728005][ C1] __dev_notify_flags+0x24d/0x4d0 [ 171.733030][ C1] dev_change_flags+0xec/0x190 [ 171.737803][ C1] do_setlink+0xb2e/0x3960 [ 171.742214][ C1] ? __nla_validate_parse+0x18cd/0x1f40 [ 171.747758][ C1] ? __kasan_check_read+0x11/0x20 [ 171.752771][ C1] rtnl_newlink+0x14dd/0x1bd0 [ 171.757466][ C1] ? rtnl_newlink+0x351/0x1bd0 [ 171.762305][ C1] ? __mutex_lock_common+0x4f5/0x2e10 [ 171.767674][ C1] ? rtnetlink_rcv_msg+0x83c/0xd40 [ 171.772772][ C1] ? rcu_lock_release+0x9/0x30 [ 171.777536][ C1] ? rtnl_setlink+0x490/0x490 [ 171.782201][ C1] rtnetlink_rcv_msg+0x889/0xd40 [ 171.787147][ C1] ? rcu_lock_release+0x9/0x30 [ 171.791910][ C1] ? rcu_lock_release+0x9/0x30 [ 171.796669][ C1] ? rcu_lock_release+0x9/0x30 [ 171.801429][ C1] netlink_rcv_skb+0x19e/0x3d0 [ 171.806179][ C1] ? rtnetlink_bind+0x80/0x80 [ 171.810850][ C1] rtnetlink_rcv+0x1c/0x20 [ 171.815267][ C1] netlink_unicast+0x767/0x920 [ 171.820038][ C1] netlink_sendmsg+0xa31/0xd50 [ 171.826367][ C1] ? netlink_getsockopt+0x9f0/0x9f0 [ 171.831561][ C1] __sys_sendto+0x442/0x5e0 [ 171.836086][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 171.842141][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 171.847852][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 171.853312][ C1] __x64_sys_sendto+0xe5/0x100 [ 171.858080][ C1] do_syscall_64+0xf7/0x1c0 [ 171.862593][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.868484][ C1] RIP: 0033:0x414c43 [ 171.872403][ 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 [ 171.892111][ C1] RSP: 002b:00007ffe2cfeb7c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 171.900519][ C1] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414c43 [ 171.908481][ C1] RDX: 000000000000002c RSI: 0000000000a72250 RDI: 0000000000000003 [ 171.916445][ C1] RBP: 0000000000000000 R08: 00007ffe2cfeb7d0 R09: 000000000000000c [ 171.924405][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 171.932365][ C1] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003