Warning: Permanently added '10.128.15.199' (ECDSA) to the list of known hosts. syzkaller login: [ 60.558400][ T6842] IPVS: ftp: loaded support on port[0] = 21 [ 60.650924][ T6842] chnl_net:caif_netlink_parms(): no params data found [ 60.705099][ T6842] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.712894][ T6842] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.722015][ T6842] device bridge_slave_0 entered promiscuous mode [ 60.730937][ T6842] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.738843][ T6842] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.746487][ T6842] device bridge_slave_1 entered promiscuous mode [ 60.767950][ T6842] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.779252][ T6842] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.802516][ T6842] team0: Port device team_slave_0 added [ 60.810379][ T6842] team0: Port device team_slave_1 added [ 60.829047][ T6842] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.836008][ T6842] 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. [ 60.863220][ T6842] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.876030][ T6842] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.883666][ T6842] 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. [ 60.910219][ T6842] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.937569][ T6842] device hsr_slave_0 entered promiscuous mode [ 60.944276][ T6842] device hsr_slave_1 entered promiscuous mode [ 61.040802][ T6842] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.050504][ T6842] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.067151][ T6842] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 61.075906][ T6842] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 61.101273][ T6842] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.108442][ T6842] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.116047][ T6842] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.123189][ T6842] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.170356][ T6842] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.184765][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.195040][ T3913] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.203399][ T3913] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.211739][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 61.224859][ T6842] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.237992][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.246356][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.253464][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.279202][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.288344][ T3913] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.295389][ T3913] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.304050][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.313196][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.322259][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.337279][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.345809][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.356358][ T6842] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.375806][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.383643][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.399105][ T6842] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.419034][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.438939][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.448016][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.455646][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.466462][ T6842] device veth0_vlan entered promiscuous mode [ 61.479359][ T6842] device veth1_vlan entered promiscuous mode [ 61.501535][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.510053][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.519300][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.530225][ T6842] device veth0_macvtap entered promiscuous mode [ 61.541066][ T6842] device veth1_macvtap entered promiscuous mode [ 61.559532][ T6842] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.567503][ T2616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.578369][ T2616] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.590495][ T6842] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.598129][ T3913] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 61.609847][ T6842] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.618838][ T6842] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.628113][ T6842] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.637578][ T6842] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.683980][ T6842] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 61.693749][ T6842] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.702104][ T6842] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.717575][ C1] ------------[ cut here ]------------ [ 61.723122][ C1] Illegal XDP return value 4294967274, expect packet loss! [ 61.730980][ C1] WARNING: CPU: 1 PID: 16 at net/core/filter.c:7193 bpf_warn_invalid_xdp_action+0x6f/0x80 [ 61.740932][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 61.749008][ C1] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 5.9.0-rc5-syzkaller #0 [ 61.757148][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.767180][ C1] Call Trace: [ 61.770485][ C1] dump_stack+0x198/0x1fd [ 61.774801][ C1] panic+0x382/0x7fb [ 61.778678][ C1] ? __warn_printk+0xf3/0xf3 [ 61.783252][ C1] ? __warn.cold+0x5/0x4b [ 61.787575][ C1] ? __warn+0xd6/0x1f2 [ 61.791626][ C1] ? bpf_warn_invalid_xdp_action+0x6f/0x80 [ 61.797410][ C1] __warn.cold+0x20/0x4b [ 61.801633][ C1] ? wake_up_klogd.part.0+0x8e/0xd0 [ 61.806811][ C1] ? bpf_warn_invalid_xdp_action+0x6f/0x80 [ 61.812595][ C1] report_bug+0x1bd/0x210 [ 61.816904][ C1] handle_bug+0x38/0x90 [ 61.821034][ C1] exc_invalid_op+0x14/0x40 [ 61.825512][ C1] asm_exc_invalid_op+0x12/0x20 [ 61.830355][ C1] RIP: 0010:bpf_warn_invalid_xdp_action+0x6f/0x80 [ 61.836743][ C1] Code: 00 68 21 89 41 83 fc 04 48 c7 c6 40 68 21 89 48 0f 46 ee e8 53 9a 20 fb 44 89 e2 48 c7 c7 80 68 21 89 48 89 ee e8 43 d6 f0 fa <0f> 0b 5b 5d 41 5c e9 36 9a 20 fb 66 0f 1f 44 00 00 41 57 41 56 49 [ 61.856334][ C1] RSP: 0018:ffffc90000d7fa28 EFLAGS: 00010282 [ 61.862375][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 61.870323][ C1] RDX: ffff8880a9662440 RSI: ffffffff815f5a85 RDI: fffff520001aff37 [ 61.878294][ C1] RBP: ffffffff89216800 R08: 0000000000000001 R09: ffff8880ae7318e7 [ 61.886244][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffea [ 61.894207][ C1] R13: ffff88809dc81800 R14: ffffc90000d7fb58 R15: dffffc0000000000 [ 61.902179][ C1] ? vprintk_func+0x95/0x1d4 [ 61.906755][ C1] ? bpf_warn_invalid_xdp_action+0x6f/0x80 [ 61.912565][ C1] veth_poll+0x1307/0x3120 [ 61.916985][ C1] ? __lock_acquire+0x164a/0x5780 [ 61.921987][ C1] ? veth_xmit+0x880/0x880 [ 61.926387][ C1] ? psi_task_switch+0x305/0x440 [ 61.931302][ C1] ? lock_is_held_type+0xbb/0xf0 [ 61.936214][ C1] ? find_held_lock+0x2d/0x110 [ 61.940975][ C1] ? finish_task_switch+0x150/0x790 [ 61.946189][ C1] ? net_rx_action+0x2ad/0xfc0 [ 61.950970][ C1] ? lockdep_hardirqs_on_prepare+0x19c/0x530 [ 61.956996][ C1] net_rx_action+0x50d/0xfc0 [ 61.961586][ C1] ? napi_complete_done+0x940/0x940 [ 61.966908][ C1] ? sched_clock_cpu+0x18/0x1f0 [ 61.971833][ C1] ? lock_is_held_type+0xbb/0xf0 [ 61.976780][ C1] __do_softirq+0x1f8/0xb23 [ 61.981285][ C1] ? __local_bh_disable_ip+0x190/0x190 [ 61.986729][ C1] run_ksoftirqd+0xcf/0x170 [ 61.991233][ C1] smpboot_thread_fn+0x655/0x9e0 [ 61.996171][ C1] ? __smpboot_create_thread.part.0+0x360/0x360 [ 62.002392][ C1] ? __kthread_parkme+0x13f/0x1e0 [ 62.007413][ C1] ? __smpboot_create_thread.part.0+0x360/0x360 [ 62.013648][ C1] kthread+0x3b5/0x4a0 [ 62.017697][ C1] ? __kthread_bind_mask+0xc0/0xc0 [ 62.022808][ C1] ret_from_fork+0x1f/0x30 [ 62.028785][ C1] Kernel Offset: disabled [ 62.033207][ C1] Rebooting in 86400 seconds..