Warning: Permanently added '10.128.0.218' (ECDSA) to the list of known hosts. syzkaller login: [ 42.207726][ T6778] IPVS: ftp: loaded support on port[0] = 21 [ 42.280423][ T6778] chnl_net:caif_netlink_parms(): no params data found [ 42.324215][ T6778] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.331624][ T6778] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.339137][ T6778] device bridge_slave_0 entered promiscuous mode [ 42.348139][ T6778] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.355770][ T6778] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.363525][ T6778] device bridge_slave_1 entered promiscuous mode [ 42.382289][ T6778] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.392796][ T6778] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.412532][ T6778] team0: Port device team_slave_0 added [ 42.419438][ T6778] team0: Port device team_slave_1 added [ 42.434904][ T6778] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.441915][ T6778] 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. [ 42.468557][ T6778] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.482077][ T6778] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.489018][ T6778] 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. [ 42.515811][ T6778] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.572424][ T6778] device hsr_slave_0 entered promiscuous mode [ 42.630186][ T6778] device hsr_slave_1 entered promiscuous mode [ 42.758558][ T6778] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.831973][ T6778] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.881061][ T6778] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 42.921423][ T6778] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.981978][ T6778] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.989101][ T6778] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.996749][ T6778] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.003914][ T6778] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.041220][ T6778] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.054134][ T3844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.063953][ T3844] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.071863][ T3844] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.079782][ T3844] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 43.091879][ T6778] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.102533][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.110897][ T2497] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.117940][ T2497] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.130340][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.138690][ T2497] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.145787][ T2497] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.162492][ T3844] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.171023][ T3844] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.190643][ T3844] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.198830][ T3844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.208124][ T3844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.218564][ T6778] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.234598][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.242464][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.254538][ T6778] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.271107][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.280787][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.299851][ T3844] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.308165][ T3844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.318689][ T6778] device veth0_vlan entered promiscuous mode [ 43.326445][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.335238][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.346977][ T6778] device veth1_vlan entered promiscuous mode [ 43.365890][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.374339][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.383171][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.392030][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.403876][ T6778] device veth0_macvtap entered promiscuous mode [ 43.413520][ T6778] device veth1_macvtap entered promiscuous mode [ 43.427977][ T6778] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.436425][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.444943][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.453467][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.462342][ T2497] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.474516][ T6778] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.481934][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.491255][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 43.716455][ T6778] tipc: Started in network mode [ 43.721549][ T6778] tipc: Own node identity aaaaaaaaaa3a, cluster identity 4711 [ 43.729587][ T6778] tipc: Enabled bearer , priority 0 [ 43.836117][ T6778] tipc: TX(aaaaaaaaaa3a): key initiating, rc 1! [ 43.844862][ T6778] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor117/6778 [ 43.854490][ T6778] caller is tipc_crypto_xmit+0x691/0x1cd0 [ 43.860420][ T6778] CPU: 1 PID: 6778 Comm: syz-executor117 Not tainted 5.8.0-rc5-syzkaller #0 [ 43.869094][ T6778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.879130][ T6778] Call Trace: [ 43.882393][ T6778] dump_stack+0x1f0/0x31e [ 43.886704][ T6778] check_preemption_disabled+0x13c/0x140 [ 43.892311][ T6778] tipc_crypto_xmit+0x691/0x1cd0 [ 43.897228][ T6778] tipc_bearer_xmit_skb+0x250/0x460 [ 43.902412][ T6778] __tipc_nl_bearer_enable+0xae8/0xe90 [ 43.907846][ T6778] ? nla_policy_len+0x140/0x1c0 [ 43.912676][ T6778] tipc_nl_compat_doit+0x316/0x4f0 [ 43.917779][ T6778] tipc_nl_compat_recv+0x1032/0x1da0 [ 43.923039][ T6778] ? tipc_nl_bearer_disable+0x1e0/0x1e0 [ 43.928551][ T6778] ? tipc_nl_compat_dumpit+0x4e0/0x4e0 [ 43.934002][ T6778] genl_rcv_msg+0xaf5/0xd70 [ 43.938488][ T6778] netlink_rcv_skb+0x190/0x3a0 [ 43.943222][ T6778] ? genl_rcv+0x40/0x40 [ 43.947352][ T6778] genl_rcv+0x24/0x40 [ 43.951328][ T6778] netlink_unicast+0x786/0x940 [ 43.956064][ T6778] netlink_sendmsg+0xa57/0xd70 [ 43.960806][ T6778] ? netlink_getsockopt+0x9e0/0x9e0 [ 43.965977][ T6778] ____sys_sendmsg+0x519/0x800 [ 43.970718][ T6778] ? import_iovec+0x12a/0x2c0 [ 43.975367][ T6778] __sys_sendmsg+0x2b1/0x360 [ 43.979935][ T6778] ? do_raw_spin_unlock+0x134/0x8d0 [ 43.985129][ T6778] ? lock_is_held_type+0x87/0xe0 [ 43.990058][ T6778] ? lock_is_held_type+0x87/0xe0 [ 43.994985][ T6778] ? rcu_read_lock_sched_held+0x2f/0xa0 [ 44.000502][ T6778] ? lock_is_held_type+0x87/0xe0 [ 44.005413][ T6778] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.011462][ T6778] do_syscall_64+0x73/0xe0 [ 44.015851][ T6778] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.021727][ T6778] RIP: 0033:0x447669 [ 44.025599][ T6778] Code: Bad RIP value. [ 44.029658][ T6778] RSP: 002b:00007fffbd5a1eb8 EFLAGS: 00000246 ORIG_RAX: 00000000