Warning: Permanently added '10.128.10.28' (ECDSA) to the list of known hosts. 2020/06/30 13:09:25 fuzzer started 2020/06/30 13:09:25 dialing manager at 10.128.0.105:43103 2020/06/30 13:09:25 syscalls: 3106 2020/06/30 13:09:25 code coverage: enabled 2020/06/30 13:09:25 comparison tracing: enabled 2020/06/30 13:09:25 extra coverage: enabled 2020/06/30 13:09:25 setuid sandbox: enabled 2020/06/30 13:09:25 namespace sandbox: enabled 2020/06/30 13:09:25 Android sandbox: /sys/fs/selinux/policy does not exist 2020/06/30 13:09:25 fault injection: enabled 2020/06/30 13:09:25 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/06/30 13:09:25 net packet injection: enabled 2020/06/30 13:09:25 net device setup: enabled 2020/06/30 13:09:25 concurrency sanitizer: enabled 2020/06/30 13:09:25 devlink PCI setup: PCI device 0000:00:10.0 is not available 2020/06/30 13:09:25 USB emulation: enabled 13:09:26 executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) r1 = socket$unix(0x1, 0x5, 0x0) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x6, 0x4, &(0x7f0000000000)=@framed={{0x18, 0x2}, [@call]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0xfffffffffffffed6}, 0x56) [ 31.741240][ T8641] IPVS: ftp: loaded support on port[0] = 21 13:09:27 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0xa, 0x0, &(0x7f0000000280)) [ 31.802826][ T8641] chnl_net:caif_netlink_parms(): no params data found [ 31.834214][ T8641] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.842103][ T8641] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.857563][ T8641] device bridge_slave_0 entered promiscuous mode [ 31.875664][ T8641] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.882850][ T8641] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.905417][ T8641] device bridge_slave_1 entered promiscuous mode [ 31.925884][ T8641] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 31.936465][ T8641] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 31.950336][ T8775] IPVS: ftp: loaded support on port[0] = 21 [ 31.968359][ T8641] team0: Port device team_slave_0 added [ 31.988356][ T8641] team0: Port device team_slave_1 added [ 32.011124][ T8641] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 32.018143][ T8641] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 32.045277][ T8641] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active 13:09:27 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) pipe(&(0x7f0000000200)) fcntl$setpipe(0xffffffffffffffff, 0x407, 0x7f0) mknod(0x0, 0x0, 0x0) open(0x0, 0x420002, 0x39) r0 = dup(0xffffffffffffffff) r1 = openat$null(0xffffffffffffff9c, 0x0, 0x380, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) r2 = open(&(0x7f00000001c0)='./bus\x00', 0x604c2, 0x10f) write$P9_RREADLINK(r1, &(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRESDEC, @ANYRES64, @ANYRESDEC=0x0], 0x38) sendfile(r2, r2, &(0x7f0000000040)=0x499, 0x8080ffff7ffd) getsockopt$inet_int(0xffffffffffffffff, 0x0, 0xb, 0x0, 0x0) readv(0xffffffffffffffff, &(0x7f0000000000), 0x188) write$binfmt_misc(0xffffffffffffffff, 0x0, 0x0) r3 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x0, 0x0, 0x0) perf_event_open(&(0x7f00000003c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, @perf_bp={0x0}, 0x3b424, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bind$inet(0xffffffffffffffff, 0x0, 0xfffffffffffffe27) connect$inet(0xffffffffffffffff, 0x0, 0x5b) mprotect(&(0x7f0000005000/0x3000)=nil, 0x3000, 0x0) ioctl$sock_inet_SIOCADDRT(r3, 0x890b, &(0x7f0000000080)={0x750, {0x2, 0x0, @remote}, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x17}}, {0x2, 0x0, @broadcast}, 0x0, 0x0, 0x2, 0x46a, 0x0, 0x0, 0x6, 0x4000000000000000, 0x3f}) sendmmsg(0xffffffffffffffff, &(0x7f0000003740), 0x400031b, 0x0) prctl$PR_GET_NAME(0x10, &(0x7f0000000300)=""/141) ioctl$SNDRV_TIMER_IOCTL_STOP(0xffffffffffffffff, 0x54a1) ioctl$KDDELIO(r1, 0x4b35, 0x0) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) r4 = add_key$keyring(&(0x7f0000000180)='keyring\x00', &(0x7f00000002c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$set_timeout(0xf, r4, 0x0) openat$null(0xffffffffffffff9c, &(0x7f0000000140)='/dev/null\x00', 0xa0400, 0x0) write$P9_RSTAT(0xffffffffffffffff, &(0x7f0000000880)=ANY=[@ANYRES16=0x0], 0x2) unshare(0x60000000) socket$inet_tcp(0x2, 0x1, 0x0) [ 32.066257][ T8641] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 32.073335][ T8641] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 32.101210][ T8641] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 32.196429][ T8641] device hsr_slave_0 entered promiscuous mode 13:09:27 executing program 3: r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/crypto\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendfile(r3, r0, 0x0, 0xd813) [ 32.264458][ T8641] device hsr_slave_1 entered promiscuous mode [ 32.326095][ T8775] chnl_net:caif_netlink_parms(): no params data found [ 32.343282][ T8902] IPVS: ftp: loaded support on port[0] = 21 [ 32.436603][ T8775] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.443655][ T8775] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.464563][ T8775] device bridge_slave_0 entered promiscuous mode [ 32.474710][ T8641] netdevsim netdevsim0 netdevsim0: renamed from eth0 13:09:27 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000001f00)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, &(0x7f0000000680)=[{0x0}], 0x1}}, {{0x0, 0x0, &(0x7f0000001ec0)=[{0x0}], 0x1}}], 0x3, 0x0, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x3800) bpf$MAP_CREATE(0x0, 0x0, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) perf_event_open$cgroup(0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x6) ioctl$EXT4_IOC_SETFLAGS(0xffffffffffffffff, 0x40086602, &(0x7f0000000000)=0x2008c006) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000000c0)='NLBL_UNLBL\x00') sendmsg$NLBL_UNLABEL_C_STATICREMOVE(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000080), 0xc, &(0x7f00000001c0)={&(0x7f0000002300)=ANY=[@ANYBLOB], 0x3}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x8000800) write$cgroup_int(r1, &(0x7f0000000200), 0x806000) r2 = 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_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x3800) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) [ 32.516058][ T8641] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 32.548886][ T8775] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.564133][ T8775] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.571636][ T8775] device bridge_slave_1 entered promiscuous mode [ 32.594629][ T8641] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 32.636723][ T8641] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 32.698435][ T9002] IPVS: ftp: loaded support on port[0] = 21 [ 32.726270][ T9007] IPVS: ftp: loaded support on port[0] = 21 [ 32.730676][ T8641] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.739443][ T8641] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.746718][ T8641] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.753845][ T8641] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.774784][ T8775] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 13:09:27 executing program 5: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount$bpf(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='bpf\x00', 0x0, 0x0) mount$bpf(0x20000000, 0x0, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB='/']) mount$bpf(0x0, &(0x7f0000000400)='./file0\x00', 0x0, 0x100000, 0x0) mount$bpf(0x20000000, &(0x7f0000000380)='./file0\x00', 0x0, 0x1e004, 0x0) [ 32.798885][ T8902] chnl_net:caif_netlink_parms(): no params data found [ 32.818931][ T8775] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 32.868552][ T3449] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.877985][ T3449] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.891807][ T8775] team0: Port device team_slave_0 added [ 32.900078][ T8775] team0: Port device team_slave_1 added [ 32.947099][ T9002] chnl_net:caif_netlink_parms(): no params data found [ 32.948264][ T9151] IPVS: ftp: loaded support on port[0] = 21 [ 32.990050][ T8902] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.997404][ T8902] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.004921][ T8902] device bridge_slave_0 entered promiscuous mode [ 33.015410][ T8775] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.022347][ T8775] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 33.048892][ T8775] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.062744][ T8775] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.070040][ T8775] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 33.096159][ T8775] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.123618][ T9002] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.131087][ T9002] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.138720][ T9002] device bridge_slave_0 entered promiscuous mode [ 33.145974][ T8902] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.152996][ T8902] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.161717][ T8902] device bridge_slave_1 entered promiscuous mode [ 33.178195][ T8902] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.192781][ T9007] chnl_net:caif_netlink_parms(): no params data found [ 33.202907][ T9002] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.210313][ T9002] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.217958][ T9002] device bridge_slave_1 entered promiscuous mode [ 33.225509][ T8902] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.262276][ T8902] team0: Port device team_slave_0 added [ 33.295379][ T8775] device hsr_slave_0 entered promiscuous mode [ 33.343929][ T8775] device hsr_slave_1 entered promiscuous mode [ 33.383758][ T8775] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 33.391415][ T8775] Cannot create hsr debugfs directory [ 33.404809][ T8641] 8021q: adding VLAN 0 to HW filter on device bond0 [ 33.420170][ T8902] team0: Port device team_slave_1 added [ 33.429658][ T9002] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.472937][ T9002] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.488766][ T8641] 8021q: adding VLAN 0 to HW filter on device team0 [ 33.496976][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 33.504745][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 33.518938][ T8902] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.526016][ T8902] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 33.552676][ T8902] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.563846][ T9007] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.570883][ T9007] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.579256][ T9007] device bridge_slave_0 entered promiscuous mode [ 33.603668][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 33.612309][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 33.622029][ T9006] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.629191][ T9006] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.636829][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 33.645588][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 33.654188][ T9006] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.661302][ T9006] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.669266][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 33.678184][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 33.686907][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 33.695461][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 33.704130][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 33.712333][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 33.722024][ T8902] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.729721][ T8902] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 33.756298][ T8902] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.768756][ T9151] chnl_net:caif_netlink_parms(): no params data found [ 33.786086][ T9007] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.793123][ T9007] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.801122][ T9007] device bridge_slave_1 entered promiscuous mode [ 33.811544][ T9002] team0: Port device team_slave_0 added [ 33.818217][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 33.844732][ T9007] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.855799][ T9002] team0: Port device team_slave_1 added [ 33.862146][ T9007] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.873237][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 33.882367][ T9006] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 33.924824][ T8902] device hsr_slave_0 entered promiscuous mode [ 33.963594][ T8902] device hsr_slave_1 entered promiscuous mode [ 34.003653][ T8902] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 34.011430][ T8902] Cannot create hsr debugfs directory [ 34.018949][ T8775] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 34.086055][ T9002] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 34.093015][ T9002] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 34.120139][ T9002] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 34.131711][ T9002] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 34.138719][ T9002] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 34.165584][ T9002] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 34.180491][ T8775] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 34.237699][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 34.245858][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 34.276526][ T8775] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 34.315342][ T9007] team0: Port device team_slave_0 added [ 34.321689][ T8641] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 34.364658][ T9002] device hsr_slave_0 entered promiscuous mode [ 34.393505][ T9002] device hsr_slave_1 entered promiscuous mode [ 34.453328][ T9002] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 34.460889][ T9002] Cannot create hsr debugfs directory [ 34.466873][ T9151] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.474132][ T9151] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.481586][ T9151] device bridge_slave_0 entered promiscuous mode [ 34.489453][ T9007] team0: Port device team_slave_1 added [ 34.498339][ T8775] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 34.563303][ T9151] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.570357][ T9151] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.579526][ T9151] device bridge_slave_1 entered promiscuous mode [ 34.607716][ T9007] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 34.615208][ T9007] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 34.641777][ T9007] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 34.654420][ T8902] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 34.704854][ T8902] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 34.745350][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 34.753405][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 34.767294][ T9151] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 34.779532][ T9151] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 34.789753][ T9007] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 34.796973][ T9007] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 34.827317][ T9007] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 34.847067][ T8902] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 34.919944][ T8641] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 34.974372][ T9007] device hsr_slave_0 entered promiscuous mode [ 35.013258][ T9007] device hsr_slave_1 entered promiscuous mode [ 35.053280][ T9007] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 35.060940][ T9007] Cannot create hsr debugfs directory [ 35.069970][ T8902] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 35.119222][ T9151] team0: Port device team_slave_0 added [ 35.151059][ T9151] team0: Port device team_slave_1 added [ 35.158698][ T9002] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 35.204786][ T9002] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 35.260372][ T9151] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.267475][ T9151] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 35.294447][ T9151] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.308671][ T9002] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 35.354404][ T9002] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 35.431649][ T9151] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.441132][ T9151] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 35.467685][ T9151] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.514028][ T9151] device hsr_slave_0 entered promiscuous mode [ 35.563026][ T9151] device hsr_slave_1 entered promiscuous mode [ 35.623074][ T9151] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 35.630694][ T9151] Cannot create hsr debugfs directory [ 35.642866][ T3284] ================================================================== [ 35.650974][ T3284] BUG: KCSAN: data-race in copy_process / copy_process [ 35.657974][ T3284] [ 35.660298][ T3284] write to 0xffffffff8927a410 of 4 bytes by task 7 on cpu 0: [ 35.667659][ T3284] copy_process+0x2e84/0x3300 [ 35.672323][ T3284] _do_fork+0xf1/0x660 [ 35.676380][ T3284] kernel_thread+0x85/0xb0 [ 35.680789][ T3284] call_usermodehelper_exec_work+0x4f/0x1b0 [ 35.683191][ T9002] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.686672][ T3284] process_one_work+0x3e1/0x9a0 [ 35.699996][ T3284] worker_thread+0x665/0xbe0 [ 35.701949][ T9002] 8021q: adding VLAN 0 to HW filter on device team0 [ 35.704571][ T3284] kthread+0x20d/0x230 [ 35.704581][ T3284] ret_from_fork+0x1f/0x30 [ 35.704583][ T3284] [ 35.704591][ T3284] read to 0xffffffff8927a410 of 4 bytes by task 3284 on cpu 1: [ 35.704606][ T3284] copy_process+0xac4/0x3300 [ 35.734034][ T3284] _do_fork+0xf1/0x660 [ 35.734269][ T9002] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 35.738117][ T3284] kernel_thread+0x85/0xb0 [ 35.748443][ T9002] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 35.752815][ T3284] call_usermodehelper_exec_work+0x4f/0x1b0 [ 35.752826][ T3284] process_one_work+0x3e1/0x9a0 [ 35.752834][ T3284] worker_thread+0x665/0xbe0 [ 35.752847][ T3284] kthread+0x20d/0x230 [ 35.776301][ T9002] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 35.778476][ T3284] ret_from_fork+0x1f/0x30 [ 35.793661][ T3284] [ 35.795999][ T3284] Reported by Kernel Concurrency Sanitizer on: [ 35.802137][ T3284] CPU: 1 PID: 3284 Comm: kworker/u4:4 Not tainted 5.8.0-rc3-syzkaller #0 [ 35.802660][ T9002] device veth0_vlan entered promiscuous mode [ 35.812345][ T3284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.812364][ T3284] Workqueue: events_unbound call_usermodehelper_exec_work [ 35.826076][ T9002] device veth1_vlan entered promiscuous mode [ 35.828539][ T3284] ================================================================== [ 35.828544][ T3284] Kernel panic - not syncing: panic_on_warn set ... [ 35.828559][ T3284] CPU: 1 PID: 3284 Comm: kworker/u4:4 Not tainted 5.8.0-rc3-syzkaller #0 [ 35.851252][ T9002] device veth0_macvtap entered promiscuous mode [ 35.856210][ T3284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.856226][ T3284] Workqueue: events_unbound call_usermodehelper_exec_work [ 35.867178][ T9002] device veth1_macvtap entered promiscuous mode [ 35.870862][ T3284] Call Trace: [ 35.890534][ T9002] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 35.894275][ T3284] dump_stack+0x10f/0x19d [ 35.894284][ T3284] panic+0x207/0x64a [ 35.894299][ T3284] ? vprintk_emit+0x44a/0x4f0 [ 35.900162][ T9002] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 35.904752][ T3284] kcsan_report+0x684/0x690 [ 35.904765][ T3284] ? kcsan_setup_watchpoint+0x453/0x4d0 [ 35.904780][ T3284] ? copy_process+0xac4/0x3300 [ 35.939836][ T3284] ? _do_fork+0xf1/0x660 [ 35.944125][ T3284] ? kernel_thread+0x85/0xb0 [ 35.948691][ T3284] ? call_usermodehelper_exec_work+0x4f/0x1b0 [ 35.954730][ T3284] ? process_one_work+0x3e1/0x9a0 [ 35.959756][ T3284] ? worker_thread+0x665/0xbe0 [ 35.964505][ T3284] ? kthread+0x20d/0x230 [ 35.971686][ T3284] ? ret_from_fork+0x1f/0x30 [ 35.976270][ T3284] ? debug_smp_processor_id+0x18/0x20 [ 35.981620][ T3284] ? copy_creds+0x280/0x350 [ 35.986113][ T3284] ? copy_creds+0x280/0x350 [ 35.990591][ T3284] kcsan_setup_watchpoint+0x453/0x4d0 [ 35.995936][ T3284] ? copy_creds+0x280/0x350 [ 36.000431][ T3284] copy_process+0xac4/0x3300 [ 36.006486][ T3284] ? check_preempt_wakeup+0x1cb/0x370 [ 36.011842][ T3284] ? proc_cap_handler+0x280/0x280 [ 36.016843][ T3284] _do_fork+0xf1/0x660 [ 36.020897][ T3284] ? enqueue_entity+0x25a/0x480 [ 36.025911][ T3284] ? proc_cap_handler+0x280/0x280 [ 36.030909][ T3284] kernel_thread+0x85/0xb0 [ 36.035299][ T3284] ? proc_cap_handler+0x280/0x280 [ 36.040296][ T3284] call_usermodehelper_exec_work+0x4f/0x1b0 [ 36.046171][ T3284] process_one_work+0x3e1/0x9a0 [ 36.050997][ T3284] worker_thread+0x665/0xbe0 [ 36.055562][ T3284] ? finish_task_switch+0x8b/0x270 [ 36.060661][ T3284] ? process_one_work+0x9a0/0x9a0 [ 36.065656][ T3284] kthread+0x20d/0x230 [ 36.069698][ T3284] ? process_one_work+0x9a0/0x9a0 [ 36.074707][ T3284] ? kthread_blkcg+0x80/0x80 [ 36.079273][ T3284] ret_from_fork+0x1f/0x30 [ 36.085199][ T3284] Kernel Offset: disabled [ 36.089506][ T3284] Rebooting in 86400 seconds..