[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.222' (ECDSA) to the list of known hosts. 2020/05/06 05:07:06 fuzzer started 2020/05/06 05:07:06 dialing manager at 10.128.0.105:40525 2020/05/06 05:07:07 syscalls: 2965 2020/05/06 05:07:07 code coverage: enabled 2020/05/06 05:07:07 comparison tracing: enabled 2020/05/06 05:07:07 extra coverage: enabled 2020/05/06 05:07:07 setuid sandbox: enabled 2020/05/06 05:07:07 namespace sandbox: enabled 2020/05/06 05:07:07 Android sandbox: /sys/fs/selinux/policy does not exist 2020/05/06 05:07:07 fault injection: enabled 2020/05/06 05:07:07 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/05/06 05:07:07 net packet injection: enabled 2020/05/06 05:07:07 net device setup: enabled 2020/05/06 05:07:07 concurrency sanitizer: enabled 2020/05/06 05:07:07 devlink PCI setup: PCI device 0000:00:10.0 is not available 2020/05/06 05:07:07 USB emulation: /dev/raw-gadget does not exist syzkaller login: [ 44.345476][ T6727] KCSAN: could not find function: 'poll_schedule_timeout' [ 45.218166][ T6727] KCSAN: could not find function: '_find_next_bit' 2020/05/06 05:07:10 adding functions to KCSAN blacklist: 'add_timer' '__snd_rawmidi_transmit_ack' 'xas_clear_mark' 'ktime_get_real_seconds' 'page_counter_charge' 'get_cpu_iowait_time_us' 'blk_mq_sched_dispatch_requests' 'io_sq_thread' '__find_get_block' 'kauditd_thread' 'run_timer_softirq' 'blk_mq_dispatch_rq_list' 'poll_schedule_timeout' 'ep_poll' 'yama_ptracer_del' '__bpf_lru_node_move_in' 'copy_process' 'tick_sched_do_timer' 'do_signal_stop' 'find_get_pages_range_tag' '_find_next_bit' 'generic_fillattr' 'iptunnel_xmit' 'pcpu_alloc' 'generic_write_end' 'do_nanosleep' 'ext4_free_inodes_count' 'ext4_mark_iloc_dirty' '__ext4_new_inode' 'mod_timer' '__x64_sys_ptrace' 'futex_wait_queue_me' 05:10:53 executing program 0: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) timer_create(0x0, &(0x7f0000000180)={0x0, 0x12, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000140)) timer_settime(0x0, 0x0, &(0x7f00000001c0)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) r0 = openat$full(0xffffffffffffff9c, &(0x7f0000000640)='/dev/full\x00', 0x0, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'ip6erspan0\x00', 0xd102}) syz_genetlink_get_family_id$netlbl_mgmt(0x0) preadv(r1, &(0x7f0000000000)=[{&(0x7f0000000ec0)=""/202, 0x108000}], 0x1, 0x0) dup2(r0, r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, 0x0}, 0x0) r2 = gettid() tkill(r2, 0x1000000000016) [ 269.201600][ T6729] IPVS: ftp: loaded support on port[0] = 21 [ 269.283464][ T6729] chnl_net:caif_netlink_parms(): no params data found 05:10:53 executing program 1: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000cfefee)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f00000037c0)=[{{&(0x7f00000004c0)=@ethernet={0x0, @random}, 0x374, &(0x7f0000000380)=[{&(0x7f0000000040)=""/95, 0x14b}, {&(0x7f0000000140)=""/85, 0x20a}, {&(0x7f0000000fc0)=""/4096, 0xf2}, {&(0x7f0000000400)=""/106, 0x2ce}, {&(0x7f0000000740)=""/73, 0x3dd}, {&(0x7f0000000200)=""/77, 0x4d}, {&(0x7f00000007c0)=""/154, 0x40d}, {&(0x7f0000000000)=""/22, 0xa}], 0x81, &(0x7f0000000600)=""/191, 0x41}}], 0x4000000000003b4, 0x2, &(0x7f0000003700)={0x77359400}) [ 269.413275][ T6729] bridge0: port 1(bridge_slave_0) entered blocking state [ 269.435601][ T6729] bridge0: port 1(bridge_slave_0) entered disabled state [ 269.446237][ T6729] device bridge_slave_0 entered promiscuous mode [ 269.467404][ T6729] bridge0: port 2(bridge_slave_1) entered blocking state [ 269.474548][ T6729] bridge0: port 2(bridge_slave_1) entered disabled state [ 269.496110][ T6729] device bridge_slave_1 entered promiscuous mode [ 269.512135][ T6853] IPVS: ftp: loaded support on port[0] = 21 [ 269.541601][ T6729] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 269.565447][ T6729] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 269.606236][ T6729] team0: Port device team_slave_0 added [ 269.631664][ T6729] team0: Port device team_slave_1 added [ 269.677215][ T6853] chnl_net:caif_netlink_parms(): no params data found [ 269.698621][ T6729] batman_adv: batadv0: Adding interface: batadv_slave_0 05:10:54 executing program 2: [ 269.715567][ T6729] 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. [ 269.756032][ T6729] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 269.770426][ T6729] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 269.779388][ T6729] 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. [ 269.806788][ T6729] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 269.887887][ T6729] device hsr_slave_0 entered promiscuous mode [ 269.915718][ T6729] device hsr_slave_1 entered promiscuous mode [ 269.972144][ T7001] IPVS: ftp: loaded support on port[0] = 21 [ 270.005170][ T6853] bridge0: port 1(bridge_slave_0) entered blocking state [ 270.020315][ T6853] bridge0: port 1(bridge_slave_0) entered disabled state [ 270.030182][ T6853] device bridge_slave_0 entered promiscuous mode [ 270.058282][ T6853] bridge0: port 2(bridge_slave_1) entered blocking state 05:10:54 executing program 3: [ 270.068062][ T6853] bridge0: port 2(bridge_slave_1) entered disabled state [ 270.077039][ T6853] device bridge_slave_1 entered promiscuous mode [ 270.136485][ T6853] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 270.173196][ T6853] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 270.256593][ T6729] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 270.319331][ T6729] netdevsim netdevsim0 netdevsim1: renamed from eth1 05:10:54 executing program 4: [ 270.379206][ T6853] team0: Port device team_slave_0 added [ 270.389885][ T7001] chnl_net:caif_netlink_parms(): no params data found [ 270.425382][ T6729] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 270.497974][ T6853] team0: Port device team_slave_1 added [ 270.536185][ T6729] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 270.544795][ T7167] IPVS: ftp: loaded support on port[0] = 21 [ 270.589595][ T7177] IPVS: ftp: loaded support on port[0] = 21 [ 270.599108][ T6853] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 270.616165][ T6853] 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. [ 270.644997][ T6853] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active 05:10:55 executing program 5: [ 270.698713][ T6853] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 270.705835][ T6853] 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. [ 270.732422][ T6853] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 270.763941][ T7001] bridge0: port 1(bridge_slave_0) entered blocking state [ 270.785727][ T7001] bridge0: port 1(bridge_slave_0) entered disabled state [ 270.793533][ T7001] device bridge_slave_0 entered promiscuous mode [ 270.836933][ T7001] bridge0: port 2(bridge_slave_1) entered blocking state [ 270.844034][ T7001] bridge0: port 2(bridge_slave_1) entered disabled state [ 270.852264][ T7001] device bridge_slave_1 entered promiscuous mode [ 270.889919][ T7167] chnl_net:caif_netlink_parms(): no params data found [ 270.917443][ T6853] device hsr_slave_0 entered promiscuous mode [ 270.946012][ T6853] device hsr_slave_1 entered promiscuous mode [ 270.995824][ T6853] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 271.003408][ T6853] Cannot create hsr debugfs directory [ 271.031142][ T7001] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 271.045007][ T7001] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 271.056246][ T7259] IPVS: ftp: loaded support on port[0] = 21 [ 271.111659][ T7001] team0: Port device team_slave_0 added [ 271.120429][ T7001] team0: Port device team_slave_1 added [ 271.176613][ T7001] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 271.183596][ T7001] 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. [ 271.209649][ T7001] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 271.223192][ T7001] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 271.230290][ T7001] 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. [ 271.256532][ T7001] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 271.268946][ T7167] bridge0: port 1(bridge_slave_0) entered blocking state [ 271.277549][ T7167] bridge0: port 1(bridge_slave_0) entered disabled state [ 271.285327][ T7167] device bridge_slave_0 entered promiscuous mode [ 271.300044][ T7177] chnl_net:caif_netlink_parms(): no params data found [ 271.328351][ T7167] bridge0: port 2(bridge_slave_1) entered blocking state [ 271.335779][ T7167] bridge0: port 2(bridge_slave_1) entered disabled state [ 271.343474][ T7167] device bridge_slave_1 entered promiscuous mode [ 271.394399][ T7167] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 271.437997][ T7001] device hsr_slave_0 entered promiscuous mode [ 271.505753][ T7001] device hsr_slave_1 entered promiscuous mode [ 271.545463][ T7001] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 271.553092][ T7001] Cannot create hsr debugfs directory [ 271.564416][ T6729] 8021q: adding VLAN 0 to HW filter on device bond0 [ 271.575988][ T6853] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 271.618113][ T7167] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 271.650677][ T6853] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 271.703195][ T6853] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 271.748542][ T6853] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 271.847669][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 271.856032][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 271.872665][ T6729] 8021q: adding VLAN 0 to HW filter on device team0 [ 271.880729][ T7167] team0: Port device team_slave_0 added [ 271.896227][ T7259] chnl_net:caif_netlink_parms(): no params data found [ 271.906299][ T7177] bridge0: port 1(bridge_slave_0) entered blocking state [ 271.913391][ T7177] bridge0: port 1(bridge_slave_0) entered disabled state [ 271.923181][ T7177] device bridge_slave_0 entered promiscuous mode [ 271.931770][ T7167] team0: Port device team_slave_1 added [ 271.952325][ T7177] bridge0: port 2(bridge_slave_1) entered blocking state [ 271.960845][ T7177] bridge0: port 2(bridge_slave_1) entered disabled state [ 271.968909][ T7177] device bridge_slave_1 entered promiscuous mode [ 272.009777][ T7177] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 272.021682][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 272.030306][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 272.039358][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 272.046562][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 272.054461][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 272.063759][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 272.072533][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 272.079628][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 272.093728][ T7167] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 272.101368][ T7167] 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. [ 272.127757][ T7167] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 272.145132][ T7177] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 272.156704][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 272.164830][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 272.177294][ T7167] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 272.184336][ T7167] 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. [ 272.211515][ T7167] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 272.254491][ T7001] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 272.296524][ T7177] team0: Port device team_slave_0 added [ 272.347849][ T7167] device hsr_slave_0 entered promiscuous mode [ 272.395601][ T7167] device hsr_slave_1 entered promiscuous mode [ 272.447473][ T7167] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 272.455051][ T7167] Cannot create hsr debugfs directory [ 272.462089][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 272.473172][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 272.482099][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 272.505587][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 272.514005][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 272.523723][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 272.532988][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 272.541882][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 272.550533][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 272.559120][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 272.568545][ T7177] team0: Port device team_slave_1 added [ 272.574464][ T7001] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 272.662956][ T7001] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 272.707616][ T7001] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 272.752498][ T6853] 8021q: adding VLAN 0 to HW filter on device bond0 [ 272.781409][ T7177] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 272.792016][ T7177] 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. [ 272.818981][ T7177] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 272.832347][ T7177] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 272.840003][ T7177] 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. [ 272.866307][ T7177] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 272.896285][ T6853] 8021q: adding VLAN 0 to HW filter on device team0 [ 272.903323][ T7259] bridge0: port 1(bridge_slave_0) entered blocking state [ 272.910699][ T7259] bridge0: port 1(bridge_slave_0) entered disabled state [ 272.918755][ T7259] device bridge_slave_0 entered promiscuous mode [ 272.929472][ T7259] bridge0: port 2(bridge_slave_1) entered blocking state [ 272.936708][ T7259] bridge0: port 2(bridge_slave_1) entered disabled state [ 272.944381][ T7259] device bridge_slave_1 entered promiscuous mode [ 272.955571][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 272.963256][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 273.027123][ T7177] device hsr_slave_0 entered promiscuous mode [ 273.065770][ T7177] device hsr_slave_1 entered promiscuous mode [ 273.115761][ T7177] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 273.123353][ T7177] Cannot create hsr debugfs directory [ 273.136494][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 273.147349][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 273.155848][ T2430] bridge0: port 1(bridge_slave_0) entered blocking state [ 273.162882][ T2430] bridge0: port 1(bridge_slave_0) entered forwarding state [ 273.179871][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 273.203575][ T7259] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 273.215818][ T7259] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 273.231960][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 273.239534][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 273.247469][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 273.256710][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 273.265714][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 273.272756][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 273.292709][ T6729] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 273.307878][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 273.327490][ T7259] team0: Port device team_slave_0 added [ 273.365513][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 273.378938][ T7259] team0: Port device team_slave_1 added [ 273.406264][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 273.415077][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 273.424220][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 273.433022][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 273.442130][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 273.464069][ T7167] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 273.558117][ T7167] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 273.597330][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 273.606477][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 273.614851][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 273.624397][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 273.633811][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 273.642358][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 273.653947][ T6729] device veth0_vlan entered promiscuous mode [ 273.661808][ T7259] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 273.670509][ T7259] 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. [ 273.697120][ T7259] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 273.710876][ T7259] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 273.718197][ T7259] 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. [ 273.746977][ T7259] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 273.760026][ T7167] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 273.813848][ T6853] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 273.824362][ T6853] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 273.846941][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 273.856203][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 273.864868][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 273.873832][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 273.882604][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 273.902977][ T7167] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 273.965995][ T7001] 8021q: adding VLAN 0 to HW filter on device bond0 [ 274.007349][ T7259] device hsr_slave_0 entered promiscuous mode [ 274.045796][ T7259] device hsr_slave_1 entered promiscuous mode [ 274.085459][ T7259] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 274.093088][ T7259] Cannot create hsr debugfs directory [ 274.099290][ T7177] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 274.157664][ T7177] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 274.205065][ T6729] device veth1_vlan entered promiscuous mode [ 274.229637][ T7177] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 274.309586][ T7177] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 274.361773][ T7001] 8021q: adding VLAN 0 to HW filter on device team0 [ 274.388320][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 274.399049][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 274.407466][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 274.414893][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 274.423011][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 274.431995][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 274.441165][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 274.448306][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 274.462258][ T6853] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 274.491942][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 274.500290][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 274.509441][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 274.518353][ T2430] bridge0: port 2(bridge_slave_1) entered blocking state [ 274.525471][ T2430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 274.533488][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 274.570101][ T6729] device veth0_macvtap entered promiscuous mode [ 274.586192][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 274.598231][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 274.606894][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 274.617992][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 274.626436][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 274.639136][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 274.647426][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 274.665487][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 274.674174][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 274.691304][ T6729] device veth1_macvtap entered promiscuous mode [ 274.705248][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 274.713639][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 274.723386][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 274.757714][ T7001] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 274.774227][ T7001] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 274.796104][ T6729] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 274.807810][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 274.817679][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 274.826895][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 274.836619][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 274.845037][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 274.854181][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 274.886749][ T7259] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 274.930036][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 274.938735][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 274.949191][ T6853] device veth0_vlan entered promiscuous mode [ 274.968232][ T6853] device veth1_vlan entered promiscuous mode [ 274.979427][ T7167] 8021q: adding VLAN 0 to HW filter on device bond0 [ 274.988706][ T7259] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 275.017203][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 275.025568][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 275.033403][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 275.054076][ T7001] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 275.066275][ T6729] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 275.074947][ T7259] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 275.119007][ T7259] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 275.187359][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 275.196049][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 275.203558][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 275.211688][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 275.221001][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 275.239178][ T7177] 8021q: adding VLAN 0 to HW filter on device bond0 [ 275.265894][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 275.273795][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 275.284702][ T7167] 8021q: adding VLAN 0 to HW filter on device team0 [ 275.310970][ T6853] device veth0_macvtap entered promiscuous mode [ 275.328674][ T6853] device veth1_macvtap entered promiscuous mode [ 275.338653][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 275.353007][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 275.362146][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 275.370490][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 275.390708][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 275.399998][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 275.409268][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 275.417467][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 275.432420][ T7177] 8021q: adding VLAN 0 to HW filter on device team0 [ 275.457766][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 275.467655][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 275.482050][ T7662] bridge0: port 1(bridge_slave_0) entered blocking state [ 275.489244][ T7662] bridge0: port 1(bridge_slave_0) entered forwarding state [ 275.497461][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 275.506467][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 275.514832][ T7662] bridge0: port 1(bridge_slave_0) entered blocking state [ 275.521916][ T7662] bridge0: port 1(bridge_slave_0) entered forwarding state [ 275.530062][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 275.539134][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 275.547550][ T7662] bridge0: port 2(bridge_slave_1) entered blocking state [ 275.554588][ T7662] bridge0: port 2(bridge_slave_1) entered forwarding state [ 275.564137][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 275.572538][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 275.592818][ T6853] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 275.604036][ T6853] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 275.616674][ T6853] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 275.624258][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 275.633264][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 275.641985][ T3646] bridge0: port 2(bridge_slave_1) entered blocking state [ 275.649061][ T3646] bridge0: port 2(bridge_slave_1) entered forwarding state [ 275.657583][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 275.666715][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 275.675542][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 275.707969][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 275.721197][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 275.730698][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 275.740258][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 275.759089][ T6853] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 275.769794][ T6853] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 275.783394][ T6853] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 275.800855][ T7167] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 275.812783][ T7167] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 275.825895][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 275.833818][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 275.843130][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 275.852242][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 275.861670][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 275.870945][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 275.879930][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 275.888908][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 275.898143][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 275.906767][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 275.915355][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 275.923997][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 275.933479][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 275.942014][ T7662] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 275.975318][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 275.984662][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 275.999763][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 276.009574][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 276.019516][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 276.027787][ T2430] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 276.041773][ T7001] device veth0_vlan entered promiscuous mode [ 276.053219][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 276.061725][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 276.071308][ T7972] ================================================================== [ 276.079438][ T7972] BUG: KCSAN: data-race in vm_area_dup / vma_interval_tree_remove [ 276.087234][ T7972] [ 276.089558][ T7972] write to 0xffff88812607f9b8 of 8 bytes by task 7973 on cpu 0: [ 276.097207][ T7972] vma_interval_tree_remove+0x3a1/0x8e0 [ 276.102771][ T7972] __remove_shared_vm_struct+0xa4/0xc0 [ 276.108237][ T7972] unlink_file_vma+0x65/0x80 [ 276.112821][ T7972] free_pgtables+0x145/0x1f0 [ 276.117422][ T7972] exit_mmap+0x14d/0x2f0 [ 276.121749][ T7972] mmput+0xe2/0x260 [ 276.125569][ T7972] do_exit+0x644/0x1150 [ 276.129722][ T7972] do_group_exit+0xae/0x1a0 [ 276.134223][ T7972] __x64_sys_exit_group+0x2b/0x30 [ 276.139247][ T7972] do_syscall_64+0xc7/0x3b0 [ 276.143849][ T7972] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 276.149727][ T7972] [ 276.152061][ T7972] read to 0xffff88812607f960 of 200 bytes by task 7972 on cpu 1: [ 276.159774][ T7972] vm_area_dup+0x71/0x110 [ 276.164107][ T7972] __split_vma+0x83/0x340 [ 276.168432][ T7972] split_vma+0x69/0x90 [ 276.172493][ T7972] mprotect_fixup+0x45d/0x530 [ 276.177163][ T7972] do_mprotect_pkey+0x3da/0x640 [ 276.182012][ T7972] __x64_sys_mprotect+0x4d/0x60 [ 276.186909][ T7972] do_syscall_64+0xc7/0x3b0 [ 276.191406][ T7972] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 276.197285][ T7972] [ 276.199594][ T7972] Reported by Kernel Concurrency Sanitizer on: [ 276.205749][ T7972] CPU: 1 PID: 7972 Comm: modprobe Not tainted 5.7.0-rc1-syzkaller #0 [ 276.213797][ T7972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.223853][ T7972] ================================================================== [ 276.231917][ T7972] Kernel panic - not syncing: panic_on_warn set ... [ 276.238507][ T7972] CPU: 1 PID: 7972 Comm: modprobe Not tainted 5.7.0-rc1-syzkaller #0 [ 276.246652][ T7972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.256712][ T7972] Call Trace: [ 276.259994][ T7972] dump_stack+0x11d/0x187 [ 276.264319][ T7972] panic+0x210/0x640 [ 276.268208][ T7972] ? vprintk_func+0x89/0x13a [ 276.272796][ T7972] kcsan_report.cold+0xc/0x1a [ 276.277469][ T7972] kcsan_setup_watchpoint+0x3fb/0x440 [ 276.282842][ T7972] vm_area_dup+0x71/0x110 [ 276.287185][ T7972] __split_vma+0x83/0x340 [ 276.291518][ T7972] split_vma+0x69/0x90 [ 276.295578][ T7972] mprotect_fixup+0x45d/0x530 [ 276.300246][ T7972] do_mprotect_pkey+0x3da/0x640 [ 276.305098][ T7972] __x64_sys_mprotect+0x4d/0x60 [ 276.309952][ T7972] do_syscall_64+0xc7/0x3b0 [ 276.314463][ T7972] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 276.320461][ T7972] RIP: 0033:0x7f09f27033a7 [ 276.324916][ T7972] Code: ff 66 90 b8 0b 00 00 00 0f 05 48 3d 01 f0 ff ff 73 01 c3 48 8d 0d 89 bd 20 00 f7 d8 89 01 48 83 c8 ff c3 b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d 69 bd 20 00 f7 d8 89 01 48 83 [ 276.346685][ T7972] RSP: 002b:00007ffdbc4f4098 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 276.355105][ T7972] RAX: ffffffffffffffda RBX: 00007f09f2907000 RCX: 00007f09f27033a7 [ 276.363205][ T7972] RDX: 0000000000000000 RSI: 0000000000200000 RDI: 00007f09f24e0000 [ 276.371175][ T7972] RBP: 00007ffdbc4f43d0 R08: 0000000000000000 R09: 0000000000000000 [ 276.379158][ T7972] R10: 00007ffdbc4f40a0 R11: 0000000000000206 R12: 00007ffdbc4f44b8 [ 276.387122][ T7972] R13: 0000000000000002 R14: 0000000000000801 R15: 00007ffdbc4f4470 [ 276.396446][ T7972] Kernel Offset: disabled [ 276.400836][ T7972] Rebooting in 86400 seconds..