Warning: Permanently added '10.128.0.54' (ECDSA) to the list of known hosts. syzkaller login: [ 50.237610][ T8444] chnl_net:caif_netlink_parms(): no params data found [ 50.298823][ T8444] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.307698][ T8444] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.318473][ T8444] device bridge_slave_0 entered promiscuous mode [ 50.327019][ T8444] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.335606][ T8444] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.343980][ T8444] device bridge_slave_1 entered promiscuous mode [ 50.364672][ T8444] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.375559][ T8444] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.397119][ T8444] team0: Port device team_slave_0 added [ 50.405086][ T8444] team0: Port device team_slave_1 added [ 50.422113][ T8444] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 50.429259][ T8444] 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. [ 50.455607][ T8444] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 50.469187][ T8444] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 50.476245][ T8444] 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. [ 50.502261][ T8444] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 50.527736][ T8444] device hsr_slave_0 entered promiscuous mode [ 50.534467][ T8444] device hsr_slave_1 entered promiscuous mode [ 50.628971][ T8444] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 50.639857][ T8444] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 50.650315][ T8444] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 50.659183][ T8444] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 50.681844][ T8444] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.689211][ T8444] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.697299][ T8444] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.704441][ T8444] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.755227][ T8444] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.768565][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.780089][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.789490][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.798240][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 50.811723][ T8444] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.824140][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.832569][ T20] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.839700][ T20] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.860069][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.868595][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.875709][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.884335][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.894769][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.905980][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.921154][ T4864] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.930242][ T4864] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.943027][ T8444] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.962389][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.969863][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.982387][ T8444] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.000407][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.019598][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.029116][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.038117][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.048042][ T8444] device veth0_vlan entered promiscuous mode [ 51.061267][ T8444] device veth1_vlan entered promiscuous mode [ 51.080060][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.088240][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.097500][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.110060][ T8444] device veth0_macvtap entered promiscuous mode [ 51.119953][ T8444] device veth1_macvtap entered promiscuous mode [ 51.136399][ T8444] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 51.145798][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.157005][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.167828][ T8444] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.176745][ T4864] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program executing program executing program [ 51.188536][ T8444] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.188575][ T8444] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.188590][ T8444] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.188604][ T8444] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 51.730584][ T8701] hsr_slave_0: hsr_addr_subst_dest: Unknown node [ 51.737189][ T8701] hsr_slave_1: hsr_addr_subst_dest: Unknown node [ 51.743822][ T8701] hsr_slave_0: hsr_addr_subst_dest: Unknown node [ 51.750218][ T8701] hsr_slave_1: hsr_addr_subst_dest: Unknown node [ 51.756882][ T8701] hsr_slave_0: hsr_addr_subst_dest: Unknown node [ 51.763358][ T8701] hsr_slave_1: hsr_addr_subst_dest: Unknown node [ 51.769790][ T8701] hsr_slave_0: hsr_addr_subst_dest: Unknown node executing program executing program executing program [ 51.776359][ T8701] hsr_slave_1: hsr_addr_subst_dest: Unknown node [ 51.782871][ T8701] hsr_slave_0: hsr_addr_subst_dest: Unknown node [ 51.789232][ T8701] hsr_slave_1: hsr_addr_subst_dest: Unknown node executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 51.990618][ T8717] ------------[ cut here ]------------ [ 51.996352][ T8717] kernel BUG at net/core/dev.c:3315! [ 52.001730][ T8717] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 52.007792][ T8717] CPU: 0 PID: 8717 Comm: syz-executor187 Not tainted 5.14.0-rc6-syzkaller #0 [ 52.016529][ T8717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.026563][ T8717] RIP: 0010:skb_checksum_help+0x55c/0x560 [ 52.032275][ T8717] Code: ff 44 89 f9 80 e1 07 fe c1 38 c1 0f 8c 44 fe ff ff 4c 89 ff e8 45 ad d6 f9 e9 37 fe ff ff e8 9b 61 8d f9 0f 0b e8 94 61 8d f9 <0f> 0b 66 90 41 57 41 56 41 55 41 54 53 49 89 fc 49 bd 00 00 00 00 [ 52.051954][ T8717] RSP: 0018:ffffc90002376c80 EFLAGS: 00010293 [ 52.058010][ T8717] RAX: ffffffff87f2d63c RBX: 00000000000000e0 RCX: ffff8880163d0000 [ 52.066009][ T8717] RDX: 0000000000000000 RSI: 00000000000000e0 RDI: 00000000000003d4 [ 52.073979][ T8717] RBP: 00000000000003d4 R08: ffffffff87f2d3c8 R09: fffff5200046ed82 [ 52.081935][ T8717] R10: fffff5200046ed82 R11: 0000000000000000 R12: ffff888033f4ae34 [ 52.089906][ T8717] R13: ffff888033f4adc0 R14: dffffc0000000000 R15: 00000000000003d2 [ 52.097871][ T8717] FS: 00000000010e8300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 52.106976][ T8717] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.113721][ T8717] CR2: 0000000020002180 CR3: 0000000035fc8000 CR4: 00000000001506f0 [ 52.121678][ T8717] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.129631][ T8717] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.137665][ T8717] Call Trace: [ 52.140936][ T8717] validate_xmit_skb+0xb1f/0xff0 [ 52.145872][ T8717] ? validate_xmit_skb_list+0x140/0x140 [ 52.151530][ T8717] __dev_queue_xmit+0x16fc/0x34b0 [ 52.156550][ T8717] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 52.162752][ T8717] ? dev_queue_xmit+0x20/0x20 [ 52.167453][ T8717] ? lockdep_hardirqs_on_prepare+0x3e2/0x750 [ 52.173416][ T8717] ? __lock_acquire+0x6100/0x6100 [ 52.178511][ T8717] ? print_irqtrace_events+0x220/0x220 [ 52.183957][ T8717] ? ip_finish_output2+0xa9b/0x19f0 [ 52.189138][ T8717] ip_finish_output2+0xcaf/0x19f0 [ 52.194149][ T8717] ? ip_fragment+0x210/0x210 [ 52.198732][ T8717] ? ipv4_mtu+0x288/0x380 [ 52.203060][ T8717] ? __ip_finish_output+0x3e1/0x4b0 [ 52.208246][ T8717] iptunnel_xmit+0x46b/0x810 [ 52.212826][ T8717] udp_tunnel_xmit_skb+0x1c8/0x2d0 [ 52.217927][ T8717] geneve_xmit+0x13f5/0x2650 [ 52.222520][ T8717] ? geneve_stop+0x1d0/0x1d0 [ 52.227099][ T8717] ? rcu_read_lock_sched_held+0x87/0x110 [ 52.232722][ T8717] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 52.238705][ T8717] dev_hard_start_xmit+0x20b/0x450 [ 52.243804][ T8717] sch_direct_xmit+0x292/0x5b0 [ 52.248554][ T8717] ? asan.module_dtor+0x20/0x20 [ 52.253396][ T8717] ? trace_qdisc_dequeue+0xee/0x290 [ 52.258668][ T8717] __qdisc_run+0x9dc/0x1cd0 [ 52.263175][ T8717] ? rcu_read_lock_sched_held+0x87/0x110 [ 52.268947][ T8717] __dev_queue_xmit+0xe6b/0x34b0 [ 52.273880][ T8717] ? __might_sleep+0x100/0x100 [ 52.278665][ T8717] ? dev_queue_xmit+0x20/0x20 [ 52.283561][ T8717] ? virtio_net_hdr_to_skb+0x8bb/0xf90 [ 52.289018][ T8717] ? packet_cached_dev_get+0x230/0x230 [ 52.294500][ T8717] packet_sendmsg+0x4cb9/0x6730 [ 52.299349][ T8717] ? trace_lock_acquire+0x190/0x190 [ 52.304539][ T8717] ? trace_lock_acquire+0x190/0x190 [ 52.309727][ T8717] ? packet_do_bind+0x1ae/0xcf0 [ 52.314560][ T8717] ? rcu_read_lock_sched_held+0x87/0x110 [ 52.320183][ T8717] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 52.326155][ T8717] ? smack_socket_connect+0x4e0/0x4e0 [ 52.331533][ T8717] ? tomoyo_socket_sendmsg_permission+0x28e/0x410 [ 52.337957][ T8717] ? packet_getsockopt+0xde0/0xde0 [ 52.343054][ T8717] ? tomoyo_socket_bind_permission+0x350/0x350 [ 52.349193][ T8717] ? memcpy+0x3c/0x60 [ 52.353508][ T8717] ? import_single_range+0x208/0x350 [ 52.358779][ T8717] ? import_iovec+0x120/0x120 [ 52.363496][ T8717] ? rcu_read_lock_sched_held+0x87/0x110 [ 52.369159][ T8717] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 52.374438][ T8717] ? security_socket_sendmsg+0x9d/0xb0 [ 52.379917][ T8717] ? packet_getsockopt+0xde0/0xde0 [ 52.385023][ T8717] __sys_sendto+0x541/0x720 [ 52.389687][ T8717] ? __ia32_sys_getpeername+0x80/0x80 [ 52.395056][ T8717] ? __context_tracking_exit+0x7a/0xd0 [ 52.400517][ T8717] ? __lock_acquire+0x6100/0x6100 [ 52.405629][ T8717] ? print_irqtrace_events+0x220/0x220 [ 52.411087][ T8717] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 52.417149][ T8717] __x64_sys_sendto+0xda/0xf0 [ 52.421915][ T8717] do_syscall_64+0x3d/0xb0 [ 52.426444][ T8717] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 52.432342][ T8717] RIP: 0033:0x443a29 [ 52.436342][ T8717] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 52.456052][ T8717] RSP: 002b:00007ffe15d05ea8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 52.464579][ T8717] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443a29 [ 52.472543][ T8717] RDX: 0000000000003287 RSI: 0000000020000080 RDI: 0000000000000003 [ 52.480607][ T8717] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000002ff [ 52.488585][ T8717] R10: 0000000004000002 R11: 0000000000000246 R12: 00007ffe15d05ed0 [ 52.496661][ T8717] R13: 00000000000f4240 R14: 000000000000cb0a R15: 00007ffe15d05ec4 [ 52.504832][ T8717] Modules linked in: [ 52.508794][ T8717] ---[ end trace 9b6ac491372f5f0c ]--- [ 52.514278][ T8717] RIP: 0010:skb_checksum_help+0x55c/0x560 [ 52.520015][ T8717] Code: ff 44 89 f9 80 e1 07 fe c1 38 c1 0f 8c 44 fe ff ff 4c 89 ff e8 45 ad d6 f9 e9 37 fe ff ff e8 9b 61 8d f9 0f 0b e8 94 61 8d f9 <0f> 0b 66 90 41 57 41 56 41 55 41 54 53 49 89 fc 49 bd 00 00 00 00 [ 52.539784][ T8717] RSP: 0018:ffffc90002376c80 EFLAGS: 00010293 [ 52.545915][ T8717] RAX: ffffffff87f2d63c RBX: 00000000000000e0 RCX: ffff8880163d0000 [ 52.553960][ T8717] RDX: 0000000000000000 RSI: 00000000000000e0 RDI: 00000000000003d4 [ 52.561973][ T8717] RBP: 00000000000003d4 R08: ffffffff87f2d3c8 R09: fffff5200046ed82 [ 52.569951][ T8717] R10: fffff5200046ed82 R11: 0000000000000000 R12: ffff888033f4ae34 [ 52.578058][ T8717] R13: ffff888033f4adc0 R14: dffffc0000000000 R15: 00000000000003d2 [ 52.586073][ T8717] FS: 00000000010e8300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 52.595045][ T8717] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.601672][ T8717] CR2: 0000000020002180 CR3: 0000000035fc8000 CR4: 00000000001506f0 [ 52.609649][ T8717] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.617674][ T8717] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.625807][ T8717] Kernel panic - not syncing: Fatal exception in interrupt [ 52.634410][ T8717] Kernel Offset: disabled [ 52.638732][ T8717] Rebooting in 86400 seconds..