Warning: Permanently added '10.128.0.51' (ECDSA) to the list of known hosts.
syzkaller login: [ 141.250684][ T8221] IPVS: ftp: loaded support on port[0] = 21
[ 141.404378][ T8221] chnl_net:caif_netlink_parms(): no params data found
[ 141.488604][ T8221] bridge0: port 1(bridge_slave_0) entered blocking state
[ 141.495752][ T8221] bridge0: port 1(bridge_slave_0) entered disabled state
[ 141.505228][ T8221] device bridge_slave_0 entered promiscuous mode
[ 141.515946][ T8221] bridge0: port 2(bridge_slave_1) entered blocking state
[ 141.523334][ T8221] bridge0: port 2(bridge_slave_1) entered disabled state
[ 141.532637][ T8221] device bridge_slave_1 entered promiscuous mode
[ 141.564836][ T8221] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 141.578854][ T8221] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 141.611615][ T8221] team0: Port device team_slave_0 added
[ 141.620624][ T8221] team0: Port device team_slave_1 added
[ 141.649712][ T8221] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 141.656767][ T8221] 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.
[ 141.682984][ T8221] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 141.696161][ T8221] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 141.703338][ T8221] 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.
[ 141.729588][ T8221] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 141.772782][ T8221] device hsr_slave_0 entered promiscuous mode
[ 141.782215][ T8221] device hsr_slave_1 entered promiscuous mode
[ 141.955695][ T8221] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 141.969208][ T8221] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 141.987815][ T8221] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 142.005149][ T8221] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 142.089382][ T8221] bridge0: port 2(bridge_slave_1) entered blocking state
[ 142.096623][ T8221] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 142.104109][ T8221] bridge0: port 1(bridge_slave_0) entered blocking state
[ 142.111458][ T8221] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 142.186976][ T8221] 8021q: adding VLAN 0 to HW filter on device bond0
[ 142.208081][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 142.219620][ T7] bridge0: port 1(bridge_slave_0) entered disabled state
[ 142.228443][ T7] bridge0: port 2(bridge_slave_1) entered disabled state
[ 142.241497][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 142.259063][ T8221] 8021q: adding VLAN 0 to HW filter on device team0
[ 142.279972][ T2096] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 142.288839][ T2096] bridge0: port 1(bridge_slave_0) entered blocking state
[ 142.295964][ T2096] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 142.309728][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 142.319242][ T55] bridge0: port 2(bridge_slave_1) entered blocking state
[ 142.326733][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 142.358913][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 142.369559][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 142.383299][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 142.398095][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 142.408487][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 142.424109][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 142.433917][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 142.452019][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 142.461604][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 142.480279][ T8221] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 142.514754][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 142.522904][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 142.541551][ T8221] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 142.573137][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 142.582633][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 142.615588][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 142.624783][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 142.635342][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 142.644547][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 142.660283][ T8221] device veth0_vlan entered promiscuous mode
[ 142.680389][ T8221] device veth1_vlan entered promiscuous mode
[ 142.720792][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 142.730083][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 142.739315][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 142.748958][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 142.764312][ T8221] device veth0_macvtap entered promiscuous mode
[ 142.777847][ T8221] device veth1_macvtap entered promiscuous mode
[ 142.807345][ T8221] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 142.815165][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 142.824568][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 142.833570][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 142.843484][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 142.861939][ T8221] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 142.870130][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 142.880003][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 142.894414][ T8221] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 142.903484][ T8221] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 142.913194][ T8221] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 142.922238][ T8221] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
executing program
[ 143.108565][ C0] =====================================================
[ 143.115527][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480
[ 143.122384][ C0] CPU: 0 PID: 8431 Comm: syz-executor335 Not tainted 5.11.0-rc7-syzkaller #0
[ 143.131124][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 143.141161][ C0] Call Trace:
[ 143.144429][ C0]
[ 143.147283][ C0] dump_stack+0x21c/0x280
[ 143.151604][ C0] kmsan_report+0xfb/0x1e0
[ 143.156053][ C0] __msan_warning+0x5f/0xa0
[ 143.160545][ C0] ip_rcv_core+0xf4c/0x1480
[ 143.165044][ C0] ip_rcv+0xc7/0x820
[ 143.168969][ C0] ? kmsan_get_metadata+0x116/0x180
[ 143.174159][ C0] __netif_receive_skb+0x1ec/0x640
[ 143.179323][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.184943][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 143.190564][ C0] process_backlog+0x517/0xbd0
[ 143.195349][ C0] ? native_apic_mem_write+0x45/0x90
[ 143.200624][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 143.205896][ C0] napi_poll+0x428/0x15c0
[ 143.210213][ C0] net_rx_action+0x34c/0xd30
[ 143.214792][ C0] ? net_tx_action+0xd30/0xd30
[ 143.219541][ C0] __do_softirq+0x1b9/0x715
[ 143.224032][ C0] asm_call_irq_on_stack+0xf/0x20
[ 143.229052][ C0]
[ 143.231986][ C0] do_softirq_own_stack+0x6e/0x90
[ 143.237017][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 143.242213][ C0] local_bh_enable+0x36/0x40
[ 143.246790][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 143.251805][ C0] dev_queue_xmit+0x4b/0x60
[ 143.256300][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 143.261572][ C0] packet_sendmsg+0x8778/0x9a60
[ 143.266449][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 143.272251][ C0] ? kmsan_get_metadata+0x116/0x180
[ 143.277444][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.283106][ C0] ? kmsan_get_metadata+0x116/0x180
[ 143.288337][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 143.294137][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 143.300204][ C0] ? packet_getsockopt+0x1120/0x1120
[ 143.305480][ C0] __sys_sendto+0x9ea/0xc60
[ 143.309980][ C0] ? kmsan_get_metadata+0x116/0x180
[ 143.315177][ C0] __se_sys_sendto+0x107/0x130
[ 143.319962][ C0] __x64_sys_sendto+0x6e/0x90
[ 143.324673][ C0] do_syscall_64+0x9f/0x140
[ 143.329191][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.335108][ C0] RIP: 0033:0x443789
[ 143.339010][ C0] 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
[ 143.358610][ C0] RSP: 002b:00007ffdfbf4c208 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 143.367016][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443789
[ 143.375001][ C0] RDX: 000000000000000e RSI: 0000000020000200 RDI: 0000000000000003
[ 143.382971][ C0] RBP: 0000000000000000 R08: 0000000020000040 R09: 0000000000000014
[ 143.390932][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdfbf4c230
[ 143.398890][ C0] R13: 00000000000f4240 R14: 00000000004b8018 R15: 00000000004004b8
[ 143.406851][ C0]
[ 143.409156][ C0] Uninit was stored to memory at:
[ 143.414153][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 143.419889][ C0] __msan_chain_origin+0x57/0xa0
[ 143.424827][ C0] iptunnel_xmit+0xbd6/0xf20
[ 143.429416][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 143.434572][ C0] geneve_xmit+0x209e/0x3c20
[ 143.439148][ C0] xmit_one+0x2b6/0x760
[ 143.443287][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 143.448300][ C0] dev_queue_xmit+0x4b/0x60
[ 143.452785][ C0] packet_sendmsg+0x8778/0x9a60
[ 143.457618][ C0] __sys_sendto+0x9ea/0xc60
[ 143.462106][ C0] __se_sys_sendto+0x107/0x130
[ 143.466930][ C0] __x64_sys_sendto+0x6e/0x90
[ 143.471593][ C0] do_syscall_64+0x9f/0x140
[ 143.476097][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.481979][ C0]
[ 143.484302][ C0] Uninit was created at:
[ 143.488530][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 143.494239][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 143.498900][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 143.504776][ C0] __alloc_skb+0x2f8/0xb30
[ 143.509178][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 143.514359][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 143.519541][ C0] packet_sendmsg+0x6aab/0x9a60
[ 143.524380][ C0] __sys_sendto+0x9ea/0xc60
[ 143.528914][ C0] __se_sys_sendto+0x107/0x130
[ 143.533692][ C0] __x64_sys_sendto+0x6e/0x90
[ 143.538355][ C0] do_syscall_64+0x9f/0x140
[ 143.542841][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.548719][ C0] =====================================================
[ 143.555626][ C0] Disabling lock debugging due to kernel taint
[ 143.561756][ C0] Kernel panic - not syncing: panic_on_warn set ...
[ 143.568320][ C0] CPU: 0 PID: 8431 Comm: syz-executor335 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 143.578447][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 143.588490][ C0] Call Trace:
[ 143.591772][ C0]
[ 143.594598][ C0] dump_stack+0x21c/0x280
[ 143.599036][ C0] panic+0x4c6/0xea7
[ 143.602930][ C0] ? add_taint+0x17c/0x210
[ 143.607383][ C0] kmsan_report+0x1de/0x1e0
[ 143.611880][ C0] __msan_warning+0x5f/0xa0
[ 143.616372][ C0] ip_rcv_core+0xf4c/0x1480
[ 143.620867][ C0] ip_rcv+0xc7/0x820
[ 143.624750][ C0] ? kmsan_get_metadata+0x116/0x180
[ 143.629937][ C0] __netif_receive_skb+0x1ec/0x640
[ 143.635100][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.640723][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 143.646348][ C0] process_backlog+0x517/0xbd0
[ 143.651104][ C0] ? native_apic_mem_write+0x45/0x90
[ 143.656382][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 143.661657][ C0] napi_poll+0x428/0x15c0
[ 143.665992][ C0] net_rx_action+0x34c/0xd30
[ 143.670573][ C0] ? net_tx_action+0xd30/0xd30
[ 143.675324][ C0] __do_softirq+0x1b9/0x715
[ 143.679831][ C0] asm_call_irq_on_stack+0xf/0x20
[ 143.684842][ C0]
[ 143.687756][ C0] do_softirq_own_stack+0x6e/0x90
[ 143.692767][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 143.697955][ C0] local_bh_enable+0x36/0x40
[ 143.702540][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 143.707574][ C0] dev_queue_xmit+0x4b/0x60
[ 143.712092][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 143.717398][ C0] packet_sendmsg+0x8778/0x9a60
[ 143.722235][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 143.728051][ C0] ? kmsan_get_metadata+0x116/0x180
[ 143.733264][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.738882][ C0] ? kmsan_get_metadata+0x116/0x180
[ 143.744065][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 143.749879][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 143.755968][ C0] ? packet_getsockopt+0x1120/0x1120
[ 143.761236][ C0] __sys_sendto+0x9ea/0xc60
[ 143.765745][ C0] ? kmsan_get_metadata+0x116/0x180
[ 143.770929][ C0] __se_sys_sendto+0x107/0x130
[ 143.775683][ C0] __x64_sys_sendto+0x6e/0x90
[ 143.780360][ C0] do_syscall_64+0x9f/0x140
[ 143.784851][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.790726][ C0] RIP: 0033:0x443789
[ 143.794611][ C0] 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
[ 143.814254][ C0] RSP: 002b:00007ffdfbf4c208 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 143.822670][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443789
[ 143.830624][ C0] RDX: 000000000000000e RSI: 0000000020000200 RDI: 0000000000000003
[ 143.838584][ C0] RBP: 0000000000000000 R08: 0000000020000040 R09: 0000000000000014
[ 143.846540][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdfbf4c230
[ 143.854550][ C0] R13: 00000000000f4240 R14: 00000000004b8018 R15: 00000000004004b8
[ 143.863127][ C0] Kernel Offset: disabled
[ 143.867446][ C0] Rebooting in 86400 seconds..