Warning: Permanently added '10.128.0.21' (ECDSA) to the list of known hosts. [ 147.655526][ T8229] IPVS: ftp: loaded support on port[0] = 21 [ 147.809842][ T8229] chnl_net:caif_netlink_parms(): no params data found [ 147.892431][ T8229] bridge0: port 1(bridge_slave_0) entered blocking state [ 147.900468][ T8229] bridge0: port 1(bridge_slave_0) entered disabled state [ 147.910038][ T8229] device bridge_slave_0 entered promiscuous mode [ 147.920005][ T8229] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.927591][ T8229] bridge0: port 2(bridge_slave_1) entered disabled state [ 147.936482][ T8229] device bridge_slave_1 entered promiscuous mode [ 147.968614][ T8229] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 147.983696][ T8229] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 148.017536][ T8229] team0: Port device team_slave_0 added [ 148.027180][ T8229] team0: Port device team_slave_1 added [ 148.056058][ T8229] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 148.063346][ T8229] 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. [ 148.089860][ T8229] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 148.104748][ T8229] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 148.112175][ T8229] 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. [ 148.139456][ T8229] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 148.179671][ T8229] device hsr_slave_0 entered promiscuous mode [ 148.187808][ T8229] device hsr_slave_1 entered promiscuous mode [ 148.354120][ T8229] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 148.368950][ T8229] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 148.384859][ T8229] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 148.400658][ T8229] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 148.478260][ T8229] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.485702][ T8229] bridge0: port 2(bridge_slave_1) entered forwarding state [ 148.493606][ T8229] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.501123][ T8229] bridge0: port 1(bridge_slave_0) entered forwarding state [ 148.574015][ T8229] 8021q: adding VLAN 0 to HW filter on device bond0 [ 148.594466][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 148.606489][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 148.615793][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 148.627156][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 148.645013][ T8229] 8021q: adding VLAN 0 to HW filter on device team0 [ 148.665025][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 148.674536][ T56] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.681790][ T56] bridge0: port 1(bridge_slave_0) entered forwarding state [ 148.705256][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 148.714273][ T56] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.721597][ T56] bridge0: port 2(bridge_slave_1) entered forwarding state [ 148.748786][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 148.759116][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 148.777471][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 148.793161][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 148.802417][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 148.822912][ T8229] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 148.835232][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 148.845646][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 148.855182][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 148.887357][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 148.895962][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 148.918284][ T8229] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 148.948803][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 148.959151][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 148.991043][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 149.001012][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 149.015527][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 149.024761][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 149.037829][ T8229] device veth0_vlan entered promiscuous mode [ 149.057190][ T8229] device veth1_vlan entered promiscuous mode [ 149.095518][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 149.104974][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 149.114610][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 149.124505][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 149.141064][ T8229] device veth0_macvtap entered promiscuous mode [ 149.156653][ T8229] device veth1_macvtap entered promiscuous mode [ 149.187248][ T8229] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 149.195743][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 149.205508][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 149.214909][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 149.224918][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 149.243450][ T8229] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 149.253223][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 149.262813][ T1978] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 149.276810][ T8229] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 149.286362][ T8229] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 149.296347][ T8229] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 149.305377][ T8229] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 149.466571][ C0] ===================================================== [ 149.473660][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 149.480556][ C0] CPU: 0 PID: 8441 Comm: syz-executor211 Not tainted 5.12.0-rc6-syzkaller #0 [ 149.489813][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.500374][ C0] Call Trace: [ 149.503733][ C0] [ 149.506567][ C0] dump_stack+0x24c/0x2e0 [ 149.511174][ C0] kmsan_report+0xfb/0x1e0 [ 149.515606][ C0] __msan_warning+0x5c/0xa0 [ 149.520123][ C0] ip_rcv_core+0xf4c/0x1480 [ 149.524713][ C0] ip_rcv+0xc7/0x820 [ 149.528602][ C0] ? kmsan_get_metadata+0x116/0x180 [ 149.534062][ C0] __netif_receive_skb+0x1ec/0x640 [ 149.539286][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 149.544940][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 149.550571][ C0] process_backlog+0x517/0xbd0 [ 149.555347][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 149.560630][ C0] __napi_poll+0x13e/0xca0 [ 149.565043][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 149.571140][ C0] net_rx_action+0x726/0x14a0 [ 149.575811][ C0] ? net_tx_action+0xd30/0xd30 [ 149.580679][ C0] __do_softirq+0x1b9/0x715 [ 149.585173][ C0] ? idle_cpu+0x9a/0x1d0 [ 149.589406][ C0] ? __irq_exit_rcu+0x83/0x280 [ 149.594163][ C0] do_softirq+0x123/0x1c0 [ 149.598696][ C0] [ 149.601854][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 149.607042][ C0] local_bh_enable+0x36/0x40 [ 149.611917][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 149.617178][ C0] dev_queue_xmit+0x4b/0x60 [ 149.621676][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 149.626954][ C0] packet_sendmsg+0x86ee/0x99d0 [ 149.631800][ C0] ? kmsan_get_metadata+0x116/0x180 [ 149.637014][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 149.642641][ C0] ? process_slab+0x13a8/0x1b70 [ 149.647511][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 149.653374][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 149.659441][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 149.664296][ C0] ? packet_getsockopt+0x1120/0x1120 [ 149.669602][ C0] __sys_sendmsg+0x714/0x830 [ 149.674275][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 149.679992][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 149.686312][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 149.692299][ C0] ? kmsan_get_metadata+0x116/0x180 [ 149.697500][ C0] __se_sys_sendmsg+0x97/0xb0 [ 149.702195][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 149.706948][ C0] do_syscall_64+0x9f/0x140 [ 149.711447][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 149.717369][ C0] RIP: 0033:0x443df9 [ 149.721255][ 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 [ 149.741063][ C0] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 149.749468][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 149.757745][ C0] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 149.765703][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 149.773757][ C0] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00007fffb62fd480 [ 149.781740][ C0] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 0000000000000003 [ 149.790170][ C0] [ 149.792482][ C0] Uninit was stored to memory at: [ 149.797592][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 149.803393][ C0] __msan_chain_origin+0x54/0xa0 [ 149.808762][ C0] iptunnel_xmit+0xbd6/0xf20 [ 149.813797][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 149.818898][ C0] geneve_xmit+0x2139/0x3c40 [ 149.823484][ C0] xmit_one+0x2b6/0x760 [ 149.827645][ C0] __dev_queue_xmit+0x3432/0x4600 [ 149.832712][ C0] dev_queue_xmit+0x4b/0x60 [ 149.837251][ C0] packet_sendmsg+0x86ee/0x99d0 [ 149.842379][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 149.847219][ C0] __sys_sendmsg+0x714/0x830 [ 149.851811][ C0] __se_sys_sendmsg+0x97/0xb0 [ 149.856471][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 149.861227][ C0] do_syscall_64+0x9f/0x140 [ 149.865847][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 149.871821][ C0] [ 149.874211][ C0] Uninit was created at: [ 149.878468][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 149.884193][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 149.888881][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 149.894784][ C0] __alloc_skb+0x4dd/0xe90 [ 149.899224][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 149.904439][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 149.909630][ C0] packet_sendmsg+0x6a12/0x99d0 [ 149.914503][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 149.919345][ C0] __sys_sendmsg+0x714/0x830 [ 149.923926][ C0] __se_sys_sendmsg+0x97/0xb0 [ 149.928595][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 149.933356][ C0] do_syscall_64+0x9f/0x140 [ 149.937877][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 149.943786][ C0] ===================================================== [ 149.950706][ C0] Disabling lock debugging due to kernel taint [ 149.957057][ C0] ===================================================== [ 149.963997][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 149.971068][ C0] CPU: 0 PID: 8441 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 149.981220][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.991292][ C0] Call Trace: [ 149.994582][ C0] [ 149.997441][ C0] dump_stack+0x24c/0x2e0 [ 150.002130][ C0] kmsan_report+0xfb/0x1e0 [ 150.006574][ C0] __msan_warning+0x5c/0xa0 [ 150.011099][ C0] ip_rcv_core+0xf5d/0x1480 [ 150.015626][ C0] ip_rcv+0xc7/0x820 [ 150.019541][ C0] ? kmsan_get_metadata+0x116/0x180 [ 150.024935][ C0] __netif_receive_skb+0x1ec/0x640 [ 150.030072][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 150.035722][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 150.041380][ C0] process_backlog+0x517/0xbd0 [ 150.046280][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 150.051687][ C0] __napi_poll+0x13e/0xca0 [ 150.056336][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 150.062449][ C0] net_rx_action+0x726/0x14a0 [ 150.067129][ C0] ? net_tx_action+0xd30/0xd30 [ 150.072095][ C0] __do_softirq+0x1b9/0x715 [ 150.076597][ C0] ? idle_cpu+0x9a/0x1d0 [ 150.080950][ C0] ? __irq_exit_rcu+0x83/0x280 [ 150.085833][ C0] do_softirq+0x123/0x1c0 [ 150.090622][ C0] [ 150.093581][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 150.099180][ C0] local_bh_enable+0x36/0x40 [ 150.103898][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 150.109415][ C0] dev_queue_xmit+0x4b/0x60 [ 150.113920][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 150.119230][ C0] packet_sendmsg+0x86ee/0x99d0 [ 150.124091][ C0] ? kmsan_get_metadata+0x116/0x180 [ 150.129319][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 150.134947][ C0] ? process_slab+0x13a8/0x1b70 [ 150.139932][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.145732][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 150.151923][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 150.157185][ C0] ? packet_getsockopt+0x1120/0x1120 [ 150.162710][ C0] __sys_sendmsg+0x714/0x830 [ 150.167459][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 150.173093][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 150.179187][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 150.185716][ C0] ? kmsan_get_metadata+0x116/0x180 [ 150.191214][ C0] __se_sys_sendmsg+0x97/0xb0 [ 150.196005][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 150.200773][ C0] do_syscall_64+0x9f/0x140 [ 150.205376][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 150.211276][ C0] RIP: 0033:0x443df9 [ 150.215280][ 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 [ 150.234988][ C0] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 150.243500][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 150.251572][ C0] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 150.259635][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 150.267602][ C0] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00007fffb62fd480 [ 150.276370][ C0] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 0000000000000003 [ 150.284371][ C0] [ 150.286681][ C0] Uninit was stored to memory at: [ 150.291880][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 150.297593][ C0] __msan_chain_origin+0x54/0xa0 [ 150.302524][ C0] iptunnel_xmit+0xbd6/0xf20 [ 150.307124][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 150.312233][ C0] geneve_xmit+0x2139/0x3c40 [ 150.316862][ C0] xmit_one+0x2b6/0x760 [ 150.321011][ C0] __dev_queue_xmit+0x3432/0x4600 [ 150.326198][ C0] dev_queue_xmit+0x4b/0x60 [ 150.330709][ C0] packet_sendmsg+0x86ee/0x99d0 [ 150.335556][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 150.340401][ C0] __sys_sendmsg+0x714/0x830 [ 150.344983][ C0] __se_sys_sendmsg+0x97/0xb0 [ 150.349654][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 150.354406][ C0] do_syscall_64+0x9f/0x140 [ 150.358900][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 150.364959][ C0] [ 150.367305][ C0] Uninit was created at: [ 150.371536][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 150.377249][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 150.381935][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 150.387839][ C0] __alloc_skb+0x4dd/0xe90 [ 150.392282][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 150.397497][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 150.402811][ C0] packet_sendmsg+0x6a12/0x99d0 [ 150.407774][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 150.412853][ C0] __sys_sendmsg+0x714/0x830 [ 150.417453][ C0] __se_sys_sendmsg+0x97/0xb0 [ 150.422145][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 150.426983][ C0] do_syscall_64+0x9f/0x140 [ 150.431648][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 150.437665][ C0] ===================================================== [ 150.444798][ C0] ===================================================== [ 150.451767][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 150.458816][ C0] CPU: 0 PID: 8441 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 150.469011][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.479338][ C0] Call Trace: [ 150.482629][ C0] [ 150.485493][ C0] dump_stack+0x24c/0x2e0 [ 150.489975][ C0] kmsan_report+0xfb/0x1e0 [ 150.494522][ C0] __msan_warning+0x5c/0xa0 [ 150.499047][ C0] ip_rcv_core+0x1068/0x1480 [ 150.503934][ C0] ip_rcv+0xc7/0x820 [ 150.508048][ C0] ? kmsan_get_metadata+0x116/0x180 [ 150.513633][ C0] __netif_receive_skb+0x1ec/0x640 [ 150.518897][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 150.524722][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 150.530457][ C0] process_backlog+0x517/0xbd0 [ 150.535219][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 150.540677][ C0] __napi_poll+0x13e/0xca0 [ 150.545084][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 150.551145][ C0] net_rx_action+0x726/0x14a0 [ 150.555824][ C0] ? net_tx_action+0xd30/0xd30 [ 150.560603][ C0] __do_softirq+0x1b9/0x715 [ 150.565127][ C0] ? idle_cpu+0x9a/0x1d0 [ 150.569453][ C0] ? __irq_exit_rcu+0x83/0x280 [ 150.574222][ C0] do_softirq+0x123/0x1c0 [ 150.578739][ C0] [ 150.581683][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 150.586705][ C0] local_bh_enable+0x36/0x40 [ 150.591308][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 150.596352][ C0] dev_queue_xmit+0x4b/0x60 [ 150.600852][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 150.606172][ C0] packet_sendmsg+0x86ee/0x99d0 [ 150.611027][ C0] ? kmsan_get_metadata+0x116/0x180 [ 150.616244][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 150.622225][ C0] ? process_slab+0x13a8/0x1b70 [ 150.627078][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.632989][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 150.639198][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 150.644226][ C0] ? packet_getsockopt+0x1120/0x1120 [ 150.649513][ C0] __sys_sendmsg+0x714/0x830 [ 150.654112][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 150.659771][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 150.665846][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 150.671917][ C0] ? kmsan_get_metadata+0x116/0x180 [ 150.677313][ C0] __se_sys_sendmsg+0x97/0xb0 [ 150.682012][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 150.686827][ C0] do_syscall_64+0x9f/0x140 [ 150.691349][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 150.697432][ C0] RIP: 0033:0x443df9 [ 150.701321][ 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 [ 150.720919][ C0] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 150.729328][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 150.737296][ C0] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 150.745265][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 150.753231][ C0] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00007fffb62fd480 [ 150.761219][ C0] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 0000000000000003 [ 150.769197][ C0] [ 150.771517][ C0] Uninit was stored to memory at: [ 150.776696][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 150.782436][ C0] __msan_chain_origin+0x54/0xa0 [ 150.787392][ C0] __ip_local_out+0x479/0x840 [ 150.792062][ C0] ip_local_out+0xa1/0x1e0 [ 150.796474][ C0] iptunnel_xmit+0x931/0xf20 [ 150.801056][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 150.806241][ C0] geneve_xmit+0x2139/0x3c40 [ 150.810824][ C0] xmit_one+0x2b6/0x760 [ 150.815097][ C0] __dev_queue_xmit+0x3432/0x4600 [ 150.820141][ C0] dev_queue_xmit+0x4b/0x60 [ 150.824634][ C0] packet_sendmsg+0x86ee/0x99d0 [ 150.829495][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 150.834345][ C0] __sys_sendmsg+0x714/0x830 [ 150.838947][ C0] __se_sys_sendmsg+0x97/0xb0 [ 150.843613][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 150.848380][ C0] do_syscall_64+0x9f/0x140 [ 150.852877][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 150.858783][ C0] [ 150.861180][ C0] Uninit was stored to memory at: [ 150.866182][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 150.871891][ C0] __msan_chain_origin+0x54/0xa0 [ 150.876820][ C0] iptunnel_xmit+0xbd6/0xf20 [ 150.881408][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 150.886529][ C0] geneve_xmit+0x2139/0x3c40 [ 150.891111][ C0] xmit_one+0x2b6/0x760 [ 150.895312][ C0] __dev_queue_xmit+0x3432/0x4600 [ 150.900342][ C0] dev_queue_xmit+0x4b/0x60 [ 150.904852][ C0] packet_sendmsg+0x86ee/0x99d0 [ 150.909708][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 150.914552][ C0] __sys_sendmsg+0x714/0x830 [ 150.919162][ C0] __se_sys_sendmsg+0x97/0xb0 [ 150.923874][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 150.928647][ C0] do_syscall_64+0x9f/0x140 [ 150.933142][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 150.939118][ C0] [ 150.941519][ C0] Uninit was created at: [ 150.945776][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 150.951492][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 150.956160][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 150.962050][ C0] __alloc_skb+0x4dd/0xe90 [ 150.966461][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 150.971650][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 150.976975][ C0] packet_sendmsg+0x6a12/0x99d0 [ 150.981851][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 150.986712][ C0] __sys_sendmsg+0x714/0x830 [ 150.991690][ C0] __se_sys_sendmsg+0x97/0xb0 [ 150.996485][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 151.001342][ C0] do_syscall_64+0x9f/0x140 [ 151.005857][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 151.011851][ C0] ===================================================== executing program [ 151.080648][ C1] ===================================================== [ 151.087647][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 151.094531][ C1] CPU: 1 PID: 8443 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 151.106381][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.116447][ C1] Call Trace: [ 151.119766][ C1] [ 151.122741][ C1] dump_stack+0x24c/0x2e0 [ 151.127065][ C1] kmsan_report+0xfb/0x1e0 [ 151.131468][ C1] __msan_warning+0x5c/0xa0 [ 151.136042][ C1] ip_rcv_core+0xf4c/0x1480 [ 151.140535][ C1] ip_rcv+0xc7/0x820 [ 151.144851][ C1] ? kmsan_get_metadata+0x116/0x180 [ 151.150057][ C1] __netif_receive_skb+0x1ec/0x640 [ 151.155173][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 151.160803][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 151.166423][ C1] process_backlog+0x517/0xbd0 [ 151.171182][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 151.176456][ C1] __napi_poll+0x13e/0xca0 [ 151.181001][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 151.187298][ C1] net_rx_action+0x726/0x14a0 [ 151.191978][ C1] ? net_tx_action+0xd30/0xd30 [ 151.197010][ C1] __do_softirq+0x1b9/0x715 [ 151.201632][ C1] ? idle_cpu+0x9a/0x1d0 [ 151.205898][ C1] ? __irq_exit_rcu+0x83/0x280 [ 151.210664][ C1] do_softirq+0x123/0x1c0 [ 151.214984][ C1] [ 151.217924][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 151.223026][ C1] local_bh_enable+0x36/0x40 [ 151.227607][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 151.232624][ C1] dev_queue_xmit+0x4b/0x60 [ 151.237116][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 151.242388][ C1] packet_sendmsg+0x86ee/0x99d0 [ 151.247318][ C1] ? kmsan_get_metadata+0x116/0x180 [ 151.252525][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 151.258301][ C1] ? process_slab+0x13a8/0x1b70 [ 151.263154][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 151.268968][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 151.275049][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 151.279903][ C1] ? packet_getsockopt+0x1120/0x1120 [ 151.285177][ C1] __sys_sendmsg+0x714/0x830 [ 151.289758][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 151.295378][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 151.301430][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 151.307663][ C1] ? kmsan_get_metadata+0x116/0x180 [ 151.312851][ C1] __se_sys_sendmsg+0x97/0xb0 [ 151.317620][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 151.322394][ C1] do_syscall_64+0x9f/0x140 [ 151.326884][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 151.332781][ C1] RIP: 0033:0x443df9 [ 151.336746][ C1] 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 [ 151.356818][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 151.365225][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 151.373185][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 151.381308][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 151.389350][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00000000000247f7 [ 151.397700][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 151.405748][ C1] [ 151.408054][ C1] Uninit was stored to memory at: [ 151.413236][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 151.419039][ C1] __msan_chain_origin+0x54/0xa0 [ 151.423958][ C1] iptunnel_xmit+0xbd6/0xf20 [ 151.428623][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 151.433719][ C1] geneve_xmit+0x2139/0x3c40 [ 151.438383][ C1] xmit_one+0x2b6/0x760 [ 151.442527][ C1] __dev_queue_xmit+0x3432/0x4600 [ 151.447643][ C1] dev_queue_xmit+0x4b/0x60 [ 151.452140][ C1] packet_sendmsg+0x86ee/0x99d0 [ 151.457063][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 151.461987][ C1] __sys_sendmsg+0x714/0x830 [ 151.466568][ C1] __se_sys_sendmsg+0x97/0xb0 [ 151.471316][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 151.476074][ C1] do_syscall_64+0x9f/0x140 [ 151.480667][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 151.486542][ C1] [ 151.488847][ C1] Uninit was created at: [ 151.493251][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 151.498970][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 151.503639][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 151.509536][ C1] __alloc_skb+0x4dd/0xe90 [ 151.513960][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 151.519406][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 151.524678][ C1] packet_sendmsg+0x6a12/0x99d0 [ 151.529513][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 151.534453][ C1] __sys_sendmsg+0x714/0x830 [ 151.539027][ C1] __se_sys_sendmsg+0x97/0xb0 [ 151.543966][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 151.548714][ C1] do_syscall_64+0x9f/0x140 [ 151.553551][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 151.559430][ C1] ===================================================== [ 151.566587][ C1] ===================================================== [ 151.573533][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 151.580496][ C1] CPU: 1 PID: 8443 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 151.590921][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.601163][ C1] Call Trace: [ 151.604452][ C1] [ 151.607305][ C1] dump_stack+0x24c/0x2e0 [ 151.611665][ C1] kmsan_report+0xfb/0x1e0 [ 151.616106][ C1] __msan_warning+0x5c/0xa0 [ 151.620642][ C1] ip_rcv_core+0xf5d/0x1480 [ 151.625173][ C1] ip_rcv+0xc7/0x820 [ 151.629089][ C1] ? kmsan_get_metadata+0x116/0x180 [ 151.634321][ C1] __netif_receive_skb+0x1ec/0x640 [ 151.639633][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 151.645361][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 151.651021][ C1] process_backlog+0x517/0xbd0 [ 151.655922][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 151.661205][ C1] __napi_poll+0x13e/0xca0 [ 151.665615][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 151.671675][ C1] net_rx_action+0x726/0x14a0 [ 151.676365][ C1] ? net_tx_action+0xd30/0xd30 [ 151.681170][ C1] __do_softirq+0x1b9/0x715 [ 151.685686][ C1] ? idle_cpu+0x9a/0x1d0 [ 151.690798][ C1] ? __irq_exit_rcu+0x83/0x280 [ 151.695927][ C1] do_softirq+0x123/0x1c0 [ 151.700257][ C1] [ 151.703186][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 151.708256][ C1] local_bh_enable+0x36/0x40 [ 151.712846][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 151.717901][ C1] dev_queue_xmit+0x4b/0x60 [ 151.722546][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 151.728211][ C1] packet_sendmsg+0x86ee/0x99d0 [ 151.733087][ C1] ? kmsan_get_metadata+0x116/0x180 [ 151.738409][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 151.744303][ C1] ? process_slab+0x13a8/0x1b70 [ 151.749375][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 151.755215][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 151.761361][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 151.766419][ C1] ? packet_getsockopt+0x1120/0x1120 [ 151.771742][ C1] __sys_sendmsg+0x714/0x830 [ 151.776466][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 151.782113][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 151.788194][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 151.794188][ C1] ? kmsan_get_metadata+0x116/0x180 [ 151.799390][ C1] __se_sys_sendmsg+0x97/0xb0 [ 151.804161][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 151.808930][ C1] do_syscall_64+0x9f/0x140 [ 151.813544][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 151.819541][ C1] RIP: 0033:0x443df9 [ 151.823484][ C1] 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 [ 151.843266][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 151.851883][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 151.859936][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 151.868081][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 151.876303][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00000000000247f7 [ 151.884544][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 151.892607][ C1] [ 151.894930][ C1] Uninit was stored to memory at: [ 151.899975][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 151.905703][ C1] __msan_chain_origin+0x54/0xa0 [ 151.911025][ C1] iptunnel_xmit+0xbd6/0xf20 [ 151.915937][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 151.921098][ C1] geneve_xmit+0x2139/0x3c40 [ 151.925816][ C1] xmit_one+0x2b6/0x760 [ 151.929962][ C1] __dev_queue_xmit+0x3432/0x4600 [ 151.935251][ C1] dev_queue_xmit+0x4b/0x60 [ 151.939834][ C1] packet_sendmsg+0x86ee/0x99d0 [ 151.944694][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 151.949622][ C1] __sys_sendmsg+0x714/0x830 [ 151.954395][ C1] __se_sys_sendmsg+0x97/0xb0 [ 151.959436][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 151.964191][ C1] do_syscall_64+0x9f/0x140 [ 151.968687][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 151.974585][ C1] [ 151.976896][ C1] Uninit was created at: [ 151.981139][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 151.987113][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 151.991793][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 151.997768][ C1] __alloc_skb+0x4dd/0xe90 [ 152.002216][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 152.007406][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 152.012888][ C1] packet_sendmsg+0x6a12/0x99d0 [ 152.017744][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 152.022591][ C1] __sys_sendmsg+0x714/0x830 [ 152.027483][ C1] __se_sys_sendmsg+0x97/0xb0 [ 152.032157][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 152.037354][ C1] do_syscall_64+0x9f/0x140 [ 152.041956][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 152.048089][ C1] ===================================================== [ 152.055303][ C1] ===================================================== [ 152.062356][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 152.069323][ C1] CPU: 1 PID: 8443 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 152.079514][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.089619][ C1] Call Trace: [ 152.092914][ C1] [ 152.095805][ C1] dump_stack+0x24c/0x2e0 [ 152.100204][ C1] kmsan_report+0xfb/0x1e0 [ 152.104657][ C1] __msan_warning+0x5c/0xa0 [ 152.109275][ C1] ip_rcv_core+0x1068/0x1480 [ 152.113893][ C1] ip_rcv+0xc7/0x820 [ 152.117937][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.123253][ C1] __netif_receive_skb+0x1ec/0x640 [ 152.128562][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 152.134393][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 152.140196][ C1] process_backlog+0x517/0xbd0 [ 152.145081][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 152.150386][ C1] __napi_poll+0x13e/0xca0 [ 152.154795][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 152.160982][ C1] net_rx_action+0x726/0x14a0 [ 152.165679][ C1] ? net_tx_action+0xd30/0xd30 [ 152.170570][ C1] __do_softirq+0x1b9/0x715 [ 152.175123][ C1] ? idle_cpu+0x9a/0x1d0 [ 152.179385][ C1] ? __irq_exit_rcu+0x83/0x280 [ 152.184524][ C1] do_softirq+0x123/0x1c0 [ 152.189196][ C1] [ 152.192122][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 152.197146][ C1] local_bh_enable+0x36/0x40 [ 152.201933][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 152.207083][ C1] dev_queue_xmit+0x4b/0x60 [ 152.211812][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 152.217215][ C1] packet_sendmsg+0x86ee/0x99d0 [ 152.222072][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.227264][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 152.232893][ C1] ? process_slab+0x13a8/0x1b70 [ 152.237742][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.244013][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 152.250173][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 152.255027][ C1] ? packet_getsockopt+0x1120/0x1120 [ 152.260356][ C1] __sys_sendmsg+0x714/0x830 [ 152.265037][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 152.270663][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 152.276725][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 152.282719][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.288005][ C1] __se_sys_sendmsg+0x97/0xb0 [ 152.292685][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 152.297572][ C1] do_syscall_64+0x9f/0x140 [ 152.302075][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 152.307961][ C1] RIP: 0033:0x443df9 [ 152.312017][ C1] 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 [ 152.331970][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 152.340382][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 152.348564][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 152.356672][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 152.364850][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00000000000247f7 [ 152.375929][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 152.383947][ C1] [ 152.386536][ C1] Uninit was stored to memory at: [ 152.391537][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 152.397336][ C1] __msan_chain_origin+0x54/0xa0 [ 152.402335][ C1] __ip_local_out+0x479/0x840 [ 152.407030][ C1] ip_local_out+0xa1/0x1e0 [ 152.411438][ C1] iptunnel_xmit+0x931/0xf20 [ 152.416152][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 152.421428][ C1] geneve_xmit+0x2139/0x3c40 [ 152.426019][ C1] xmit_one+0x2b6/0x760 [ 152.430171][ C1] __dev_queue_xmit+0x3432/0x4600 [ 152.435185][ C1] dev_queue_xmit+0x4b/0x60 [ 152.439765][ C1] packet_sendmsg+0x86ee/0x99d0 [ 152.444614][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 152.449655][ C1] __sys_sendmsg+0x714/0x830 [ 152.454236][ C1] __se_sys_sendmsg+0x97/0xb0 [ 152.459009][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 152.463766][ C1] do_syscall_64+0x9f/0x140 [ 152.468363][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 152.474265][ C1] [ 152.476576][ C1] Uninit was stored to memory at: [ 152.481579][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 152.487288][ C1] __msan_chain_origin+0x54/0xa0 [ 152.492217][ C1] iptunnel_xmit+0xbd6/0xf20 [ 152.496800][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 152.501912][ C1] geneve_xmit+0x2139/0x3c40 [ 152.506524][ C1] xmit_one+0x2b6/0x760 [ 152.510785][ C1] __dev_queue_xmit+0x3432/0x4600 [ 152.515800][ C1] dev_queue_xmit+0x4b/0x60 [ 152.520399][ C1] packet_sendmsg+0x86ee/0x99d0 [ 152.525331][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 152.530892][ C1] __sys_sendmsg+0x714/0x830 [ 152.535482][ C1] __se_sys_sendmsg+0x97/0xb0 [ 152.540173][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 152.544925][ C1] do_syscall_64+0x9f/0x140 [ 152.549419][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 152.555308][ C1] [ 152.557620][ C1] Uninit was created at: [ 152.561862][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 152.567601][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 152.572324][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 152.578248][ C1] __alloc_skb+0x4dd/0xe90 [ 152.582676][ C1] alloc_skb_with_frags+0x1f3/0xc10 executing program [ 152.587881][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 152.593285][ C1] packet_sendmsg+0x6a12/0x99d0 [ 152.598131][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 152.602994][ C1] __sys_sendmsg+0x714/0x830 [ 152.607570][ C1] __se_sys_sendmsg+0x97/0xb0 [ 152.612260][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 152.617285][ C1] do_syscall_64+0x9f/0x140 [ 152.621884][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 152.627783][ C1] ===================================================== [ 152.670884][ C1] ===================================================== [ 152.677872][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 152.684780][ C1] CPU: 1 PID: 8444 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 152.694951][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.705019][ C1] Call Trace: [ 152.708425][ C1] [ 152.711290][ C1] dump_stack+0x24c/0x2e0 [ 152.715646][ C1] kmsan_report+0xfb/0x1e0 [ 152.720090][ C1] __msan_warning+0x5c/0xa0 [ 152.724617][ C1] ip_rcv_core+0xf4c/0x1480 [ 152.729147][ C1] ip_rcv+0xc7/0x820 [ 152.733062][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.738420][ C1] __netif_receive_skb+0x1ec/0x640 [ 152.743553][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 152.749352][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 152.755081][ C1] process_backlog+0x517/0xbd0 [ 152.759889][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 152.765163][ C1] __napi_poll+0x13e/0xca0 [ 152.769580][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 152.775638][ C1] net_rx_action+0x726/0x14a0 [ 152.780308][ C1] ? net_tx_action+0xd30/0xd30 [ 152.785075][ C1] __do_softirq+0x1b9/0x715 [ 152.789681][ C1] ? idle_cpu+0x9a/0x1d0 [ 152.794013][ C1] ? __irq_exit_rcu+0x83/0x280 [ 152.799221][ C1] do_softirq+0x123/0x1c0 [ 152.803559][ C1] [ 152.806473][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 152.811653][ C1] local_bh_enable+0x36/0x40 [ 152.816229][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 152.821340][ C1] dev_queue_xmit+0x4b/0x60 [ 152.825914][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 152.831191][ C1] packet_sendmsg+0x86ee/0x99d0 [ 152.836151][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.841703][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 152.847318][ C1] ? process_slab+0x13a8/0x1b70 [ 152.852163][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.857976][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 152.864063][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 152.869004][ C1] ? packet_getsockopt+0x1120/0x1120 [ 152.874410][ C1] __sys_sendmsg+0x714/0x830 [ 152.879003][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 152.884721][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 152.890771][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 152.896846][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.902294][ C1] __se_sys_sendmsg+0x97/0xb0 [ 152.907046][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 152.911810][ C1] do_syscall_64+0x9f/0x140 [ 152.916312][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 152.923494][ C1] RIP: 0033:0x443df9 [ 152.927383][ C1] 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 [ 152.946989][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 152.955414][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 152.963573][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 152.971536][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 152.979683][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 0000000000024e5c [ 152.987641][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 152.995788][ C1] [ 152.998180][ C1] Uninit was stored to memory at: [ 153.003533][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 153.009543][ C1] __msan_chain_origin+0x54/0xa0 [ 153.014463][ C1] iptunnel_xmit+0xbd6/0xf20 [ 153.019050][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 153.024497][ C1] geneve_xmit+0x2139/0x3c40 [ 153.029324][ C1] xmit_one+0x2b6/0x760 [ 153.033604][ C1] __dev_queue_xmit+0x3432/0x4600 [ 153.038817][ C1] dev_queue_xmit+0x4b/0x60 [ 153.043337][ C1] packet_sendmsg+0x86ee/0x99d0 [ 153.048314][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 153.053156][ C1] __sys_sendmsg+0x714/0x830 [ 153.057751][ C1] __se_sys_sendmsg+0x97/0xb0 [ 153.062416][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 153.067168][ C1] do_syscall_64+0x9f/0x140 [ 153.071663][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 153.077541][ C1] [ 153.079850][ C1] Uninit was created at: [ 153.084183][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 153.089907][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 153.094581][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 153.100821][ C1] __alloc_skb+0x4dd/0xe90 [ 153.105237][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 153.110443][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 153.115693][ C1] packet_sendmsg+0x6a12/0x99d0 [ 153.120537][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 153.125395][ C1] __sys_sendmsg+0x714/0x830 [ 153.130088][ C1] __se_sys_sendmsg+0x97/0xb0 [ 153.134777][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 153.139541][ C1] do_syscall_64+0x9f/0x140 [ 153.144203][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 153.150172][ C1] ===================================================== [ 153.157314][ C1] ===================================================== [ 153.164811][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 153.171802][ C1] CPU: 1 PID: 8444 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 153.181977][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.192064][ C1] Call Trace: [ 153.195357][ C1] [ 153.198213][ C1] dump_stack+0x24c/0x2e0 [ 153.202582][ C1] kmsan_report+0xfb/0x1e0 [ 153.207026][ C1] __msan_warning+0x5c/0xa0 [ 153.211552][ C1] ip_rcv_core+0xf5d/0x1480 [ 153.216094][ C1] ip_rcv+0xc7/0x820 [ 153.220013][ C1] ? kmsan_get_metadata+0x116/0x180 [ 153.225278][ C1] __netif_receive_skb+0x1ec/0x640 [ 153.230426][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 153.236236][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 153.241890][ C1] process_backlog+0x517/0xbd0 [ 153.246677][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 153.251963][ C1] __napi_poll+0x13e/0xca0 [ 153.256561][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 153.262725][ C1] net_rx_action+0x726/0x14a0 [ 153.267543][ C1] ? net_tx_action+0xd30/0xd30 [ 153.272388][ C1] __do_softirq+0x1b9/0x715 [ 153.276973][ C1] ? idle_cpu+0x9a/0x1d0 [ 153.281214][ C1] ? __irq_exit_rcu+0x83/0x280 [ 153.285974][ C1] do_softirq+0x123/0x1c0 [ 153.290306][ C1] [ 153.293236][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 153.298270][ C1] local_bh_enable+0x36/0x40 [ 153.302880][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 153.307933][ C1] dev_queue_xmit+0x4b/0x60 [ 153.312431][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 153.317706][ C1] packet_sendmsg+0x86ee/0x99d0 [ 153.322573][ C1] ? kmsan_get_metadata+0x116/0x180 [ 153.327802][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 153.333421][ C1] ? process_slab+0x13a8/0x1b70 [ 153.338477][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 153.344383][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 153.350532][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 153.355377][ C1] ? packet_getsockopt+0x1120/0x1120 [ 153.360840][ C1] __sys_sendmsg+0x714/0x830 [ 153.365423][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 153.371144][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 153.377214][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 153.383209][ C1] ? kmsan_get_metadata+0x116/0x180 [ 153.388403][ C1] __se_sys_sendmsg+0x97/0xb0 [ 153.393086][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 153.397942][ C1] do_syscall_64+0x9f/0x140 [ 153.402646][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 153.408635][ C1] RIP: 0033:0x443df9 [ 153.412522][ C1] 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 [ 153.432245][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 153.440789][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 153.448754][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 153.456718][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 153.464703][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 0000000000024e5c [ 153.473019][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 153.481225][ C1] [ 153.483622][ C1] Uninit was stored to memory at: [ 153.488945][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 153.494710][ C1] __msan_chain_origin+0x54/0xa0 [ 153.499642][ C1] iptunnel_xmit+0xbd6/0xf20 [ 153.504244][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 153.509478][ C1] geneve_xmit+0x2139/0x3c40 [ 153.514068][ C1] xmit_one+0x2b6/0x760 [ 153.518233][ C1] __dev_queue_xmit+0x3432/0x4600 [ 153.523273][ C1] dev_queue_xmit+0x4b/0x60 [ 153.527771][ C1] packet_sendmsg+0x86ee/0x99d0 [ 153.532619][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 153.537460][ C1] __sys_sendmsg+0x714/0x830 [ 153.542036][ C1] __se_sys_sendmsg+0x97/0xb0 [ 153.546700][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 153.551449][ C1] do_syscall_64+0x9f/0x140 [ 153.555942][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 153.561826][ C1] [ 153.564130][ C1] Uninit was created at: [ 153.568344][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 153.574056][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 153.578718][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 153.584598][ C1] __alloc_skb+0x4dd/0xe90 [ 153.589002][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 153.594188][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 153.599393][ C1] packet_sendmsg+0x6a12/0x99d0 [ 153.604237][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 153.609092][ C1] __sys_sendmsg+0x714/0x830 [ 153.613765][ C1] __se_sys_sendmsg+0x97/0xb0 [ 153.618461][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 153.623354][ C1] do_syscall_64+0x9f/0x140 [ 153.627857][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 153.633833][ C1] ===================================================== [ 153.641272][ C1] ===================================================== [ 153.648295][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 153.655251][ C1] CPU: 1 PID: 8444 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 153.665432][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.675505][ C1] Call Trace: [ 153.678793][ C1] [ 153.681641][ C1] dump_stack+0x24c/0x2e0 [ 153.685996][ C1] kmsan_report+0xfb/0x1e0 [ 153.690519][ C1] __msan_warning+0x5c/0xa0 [ 153.695040][ C1] ip_rcv_core+0x1068/0x1480 [ 153.699678][ C1] ip_rcv+0xc7/0x820 [ 153.703590][ C1] ? kmsan_get_metadata+0x116/0x180 [ 153.708956][ C1] __netif_receive_skb+0x1ec/0x640 [ 153.714119][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 153.719974][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 153.725599][ C1] process_backlog+0x517/0xbd0 [ 153.730358][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 153.735699][ C1] __napi_poll+0x13e/0xca0 [ 153.740130][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 153.746310][ C1] net_rx_action+0x726/0x14a0 [ 153.750986][ C1] ? net_tx_action+0xd30/0xd30 [ 153.755831][ C1] __do_softirq+0x1b9/0x715 [ 153.760350][ C1] ? idle_cpu+0x9a/0x1d0 [ 153.764679][ C1] ? __irq_exit_rcu+0x83/0x280 [ 153.769454][ C1] do_softirq+0x123/0x1c0 [ 153.773795][ C1] [ 153.776714][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 153.781728][ C1] local_bh_enable+0x36/0x40 [ 153.786307][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 153.793089][ C1] dev_queue_xmit+0x4b/0x60 [ 153.797708][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 153.802986][ C1] packet_sendmsg+0x86ee/0x99d0 [ 153.807928][ C1] ? kmsan_get_metadata+0x116/0x180 [ 153.813213][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 153.818836][ C1] ? process_slab+0x13a8/0x1b70 [ 153.823692][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 153.829603][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 153.835674][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 153.840653][ C1] ? packet_getsockopt+0x1120/0x1120 [ 153.845933][ C1] __sys_sendmsg+0x714/0x830 [ 153.850782][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 153.856407][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 153.862481][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 153.868512][ C1] ? kmsan_get_metadata+0x116/0x180 [ 153.873853][ C1] __se_sys_sendmsg+0x97/0xb0 [ 153.878545][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 153.883321][ C1] do_syscall_64+0x9f/0x140 [ 153.887817][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 153.893748][ C1] RIP: 0033:0x443df9 [ 153.897631][ C1] 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 [ 153.917487][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 153.925892][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 153.933872][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 153.941925][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 153.949891][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 0000000000024e5c [ 153.957870][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 153.965838][ C1] [ 153.968146][ C1] Uninit was stored to memory at: [ 153.973152][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 153.978895][ C1] __msan_chain_origin+0x54/0xa0 [ 153.983867][ C1] __ip_local_out+0x479/0x840 [ 153.988550][ C1] ip_local_out+0xa1/0x1e0 [ 153.993152][ C1] iptunnel_xmit+0x931/0xf20 [ 153.997831][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 154.002939][ C1] geneve_xmit+0x2139/0x3c40 [ 154.007712][ C1] xmit_one+0x2b6/0x760 [ 154.011898][ C1] __dev_queue_xmit+0x3432/0x4600 [ 154.016920][ C1] dev_queue_xmit+0x4b/0x60 [ 154.021432][ C1] packet_sendmsg+0x86ee/0x99d0 [ 154.026307][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 154.031162][ C1] __sys_sendmsg+0x714/0x830 [ 154.035796][ C1] __se_sys_sendmsg+0x97/0xb0 [ 154.040587][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 154.045454][ C1] do_syscall_64+0x9f/0x140 [ 154.050066][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 154.055954][ C1] [ 154.058280][ C1] Uninit was stored to memory at: [ 154.063293][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 154.069002][ C1] __msan_chain_origin+0x54/0xa0 [ 154.074152][ C1] iptunnel_xmit+0xbd6/0xf20 [ 154.078874][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 154.084092][ C1] geneve_xmit+0x2139/0x3c40 [ 154.088696][ C1] xmit_one+0x2b6/0x760 [ 154.093044][ C1] __dev_queue_xmit+0x3432/0x4600 [ 154.098245][ C1] dev_queue_xmit+0x4b/0x60 [ 154.102831][ C1] packet_sendmsg+0x86ee/0x99d0 [ 154.107699][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 154.112548][ C1] __sys_sendmsg+0x714/0x830 [ 154.117356][ C1] __se_sys_sendmsg+0x97/0xb0 [ 154.122024][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 154.126778][ C1] do_syscall_64+0x9f/0x140 [ 154.131273][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 154.137156][ C1] [ 154.139482][ C1] Uninit was created at: [ 154.143745][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 154.149469][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 154.154134][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 154.160027][ C1] __alloc_skb+0x4dd/0xe90 [ 154.164549][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 154.169756][ C1] sock_alloc_send_pskb+0xdc1/0xf90 executing program [ 154.174947][ C1] packet_sendmsg+0x6a12/0x99d0 [ 154.179814][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 154.184699][ C1] __sys_sendmsg+0x714/0x830 [ 154.189848][ C1] __se_sys_sendmsg+0x97/0xb0 [ 154.194638][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 154.199400][ C1] do_syscall_64+0x9f/0x140 [ 154.204074][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 154.210074][ C1] ===================================================== [ 154.245406][ C1] ===================================================== [ 154.252494][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 154.259374][ C1] CPU: 1 PID: 8445 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 154.269559][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.279633][ C1] Call Trace: [ 154.282928][ C1] [ 154.285869][ C1] dump_stack+0x24c/0x2e0 [ 154.290543][ C1] kmsan_report+0xfb/0x1e0 [ 154.295011][ C1] __msan_warning+0x5c/0xa0 [ 154.299540][ C1] ip_rcv_core+0xf4c/0x1480 [ 154.304072][ C1] ip_rcv+0xc7/0x820 [ 154.308012][ C1] ? kmsan_get_metadata+0x116/0x180 [ 154.313442][ C1] __netif_receive_skb+0x1ec/0x640 [ 154.318983][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 154.324628][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 154.330357][ C1] process_backlog+0x517/0xbd0 [ 154.335146][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 154.340519][ C1] __napi_poll+0x13e/0xca0 [ 154.345074][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 154.351331][ C1] net_rx_action+0x726/0x14a0 [ 154.356082][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 154.361894][ C1] ? net_tx_action+0xd30/0xd30 [ 154.366652][ C1] __do_softirq+0x1b9/0x715 [ 154.371150][ C1] ? idle_cpu+0x9a/0x1d0 [ 154.375473][ C1] ? __irq_exit_rcu+0x83/0x280 [ 154.380380][ C1] do_softirq+0x123/0x1c0 [ 154.384961][ C1] [ 154.387904][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 154.393147][ C1] local_bh_enable+0x36/0x40 [ 154.397904][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 154.402929][ C1] dev_queue_xmit+0x4b/0x60 [ 154.407424][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 154.412827][ C1] packet_sendmsg+0x86ee/0x99d0 [ 154.417774][ C1] ? kmsan_get_metadata+0x116/0x180 [ 154.423050][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 154.428684][ C1] ? process_slab+0x13a8/0x1b70 [ 154.433528][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 154.439758][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 154.445840][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 154.450689][ C1] ? packet_getsockopt+0x1120/0x1120 [ 154.456235][ C1] __sys_sendmsg+0x714/0x830 [ 154.460913][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 154.466879][ C1] ? up_read+0x40/0x2b0 [ 154.471299][ C1] ? kmsan_get_metadata+0x116/0x180 [ 154.476501][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 154.482474][ C1] ? kmsan_get_metadata+0x116/0x180 [ 154.487896][ C1] __se_sys_sendmsg+0x97/0xb0 [ 154.492666][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 154.497508][ C1] do_syscall_64+0x9f/0x140 [ 154.502081][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 154.508214][ C1] RIP: 0033:0x443df9 [ 154.512308][ C1] 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 [ 154.531997][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 154.540497][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 154.548488][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 154.556473][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 154.564563][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 0000000000025492 [ 154.572638][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 154.580618][ C1] [ 154.582927][ C1] Uninit was stored to memory at: [ 154.587937][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 154.593712][ C1] __msan_chain_origin+0x54/0xa0 [ 154.598655][ C1] iptunnel_xmit+0xbd6/0xf20 [ 154.603265][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 154.608371][ C1] geneve_xmit+0x2139/0x3c40 [ 154.613064][ C1] xmit_one+0x2b6/0x760 [ 154.617308][ C1] __dev_queue_xmit+0x3432/0x4600 [ 154.622341][ C1] dev_queue_xmit+0x4b/0x60 [ 154.626837][ C1] packet_sendmsg+0x86ee/0x99d0 [ 154.631873][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 154.636895][ C1] __sys_sendmsg+0x714/0x830 [ 154.641765][ C1] __se_sys_sendmsg+0x97/0xb0 [ 154.646499][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 154.651371][ C1] do_syscall_64+0x9f/0x140 [ 154.655878][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 154.661760][ C1] [ 154.664089][ C1] Uninit was created at: [ 154.668348][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 154.674062][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 154.678732][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 154.684619][ C1] __alloc_skb+0x4dd/0xe90 [ 154.689180][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 154.694374][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 154.699609][ C1] packet_sendmsg+0x6a12/0x99d0 [ 154.704451][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 154.709379][ C1] __sys_sendmsg+0x714/0x830 [ 154.713957][ C1] __se_sys_sendmsg+0x97/0xb0 [ 154.718620][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 154.723371][ C1] do_syscall_64+0x9f/0x140 [ 154.727867][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 154.733748][ C1] ===================================================== [ 154.741039][ C1] ===================================================== [ 154.747976][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 154.754854][ C1] CPU: 1 PID: 8445 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 154.765028][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.775354][ C1] Call Trace: [ 154.778636][ C1] [ 154.781501][ C1] dump_stack+0x24c/0x2e0 [ 154.785859][ C1] kmsan_report+0xfb/0x1e0 [ 154.790351][ C1] __msan_warning+0x5c/0xa0 [ 154.794871][ C1] ip_rcv_core+0xf5d/0x1480 [ 154.799398][ C1] ip_rcv+0xc7/0x820 [ 154.803408][ C1] ? kmsan_get_metadata+0x116/0x180 [ 154.808643][ C1] __netif_receive_skb+0x1ec/0x640 [ 154.813771][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 154.819435][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 154.825059][ C1] process_backlog+0x517/0xbd0 [ 154.829844][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 154.835122][ C1] __napi_poll+0x13e/0xca0 [ 154.839656][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 154.845802][ C1] net_rx_action+0x726/0x14a0 [ 154.850469][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 154.856533][ C1] ? net_tx_action+0xd30/0xd30 [ 154.861426][ C1] __do_softirq+0x1b9/0x715 [ 154.865945][ C1] ? idle_cpu+0x9a/0x1d0 [ 154.870183][ C1] ? __irq_exit_rcu+0x83/0x280 [ 154.874954][ C1] do_softirq+0x123/0x1c0 [ 154.879319][ C1] [ 154.882239][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 154.887255][ C1] local_bh_enable+0x36/0x40 [ 154.891835][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 154.896850][ C1] dev_queue_xmit+0x4b/0x60 [ 154.901340][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 154.906617][ C1] packet_sendmsg+0x86ee/0x99d0 [ 154.911460][ C1] ? kmsan_get_metadata+0x116/0x180 [ 154.916672][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 154.922290][ C1] ? process_slab+0x13a8/0x1b70 [ 154.927146][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 154.932973][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 154.939069][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 154.944081][ C1] ? packet_getsockopt+0x1120/0x1120 [ 154.949404][ C1] __sys_sendmsg+0x714/0x830 [ 154.954136][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 154.960221][ C1] ? up_read+0x40/0x2b0 [ 154.964382][ C1] ? kmsan_get_metadata+0x116/0x180 [ 154.969716][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 154.975586][ C1] ? kmsan_get_metadata+0x116/0x180 [ 154.981106][ C1] __se_sys_sendmsg+0x97/0xb0 [ 154.985892][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 154.990861][ C1] do_syscall_64+0x9f/0x140 [ 154.995502][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 155.001520][ C1] RIP: 0033:0x443df9 [ 155.005652][ C1] 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 [ 155.025480][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 155.034087][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 155.042151][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 155.050114][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 155.058527][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 0000000000025492 [ 155.066515][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 155.074501][ C1] [ 155.076828][ C1] Uninit was stored to memory at: [ 155.081829][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 155.087575][ C1] __msan_chain_origin+0x54/0xa0 [ 155.092529][ C1] iptunnel_xmit+0xbd6/0xf20 [ 155.097154][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 155.102262][ C1] geneve_xmit+0x2139/0x3c40 [ 155.106898][ C1] xmit_one+0x2b6/0x760 [ 155.111063][ C1] __dev_queue_xmit+0x3432/0x4600 [ 155.116199][ C1] dev_queue_xmit+0x4b/0x60 [ 155.120786][ C1] packet_sendmsg+0x86ee/0x99d0 [ 155.125748][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 155.130701][ C1] __sys_sendmsg+0x714/0x830 [ 155.135289][ C1] __se_sys_sendmsg+0x97/0xb0 [ 155.139984][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 155.144800][ C1] do_syscall_64+0x9f/0x140 [ 155.149508][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 155.155516][ C1] [ 155.157844][ C1] Uninit was created at: [ 155.162075][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 155.168404][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 155.173298][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 155.179213][ C1] __alloc_skb+0x4dd/0xe90 [ 155.183628][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 155.189064][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 155.194409][ C1] packet_sendmsg+0x6a12/0x99d0 [ 155.199534][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 155.204782][ C1] __sys_sendmsg+0x714/0x830 [ 155.209582][ C1] __se_sys_sendmsg+0x97/0xb0 [ 155.214590][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 155.219363][ C1] do_syscall_64+0x9f/0x140 [ 155.223856][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 155.229740][ C1] ===================================================== [ 155.236923][ C1] ===================================================== [ 155.243867][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 155.250821][ C1] CPU: 1 PID: 8445 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 155.261090][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.271161][ C1] Call Trace: [ 155.274452][ C1] [ 155.277306][ C1] dump_stack+0x24c/0x2e0 [ 155.281663][ C1] kmsan_report+0xfb/0x1e0 [ 155.286187][ C1] __msan_warning+0x5c/0xa0 [ 155.290798][ C1] ip_rcv_core+0x1068/0x1480 [ 155.295436][ C1] ip_rcv+0xc7/0x820 [ 155.299352][ C1] ? kmsan_get_metadata+0x116/0x180 [ 155.304659][ C1] __netif_receive_skb+0x1ec/0x640 [ 155.309792][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 155.315598][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 155.321257][ C1] process_backlog+0x517/0xbd0 [ 155.326011][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 155.331282][ C1] __napi_poll+0x13e/0xca0 [ 155.335718][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 155.341795][ C1] net_rx_action+0x726/0x14a0 [ 155.346551][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 155.352350][ C1] ? net_tx_action+0xd30/0xd30 [ 155.357149][ C1] __do_softirq+0x1b9/0x715 [ 155.361649][ C1] ? idle_cpu+0x9a/0x1d0 [ 155.365975][ C1] ? __irq_exit_rcu+0x83/0x280 [ 155.370728][ C1] do_softirq+0x123/0x1c0 [ 155.375049][ C1] [ 155.378062][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 155.383108][ C1] local_bh_enable+0x36/0x40 [ 155.387689][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 155.392832][ C1] dev_queue_xmit+0x4b/0x60 [ 155.397323][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 155.402614][ C1] packet_sendmsg+0x86ee/0x99d0 [ 155.407477][ C1] ? kmsan_get_metadata+0x116/0x180 [ 155.412865][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 155.418488][ C1] ? process_slab+0x13a8/0x1b70 [ 155.423345][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 155.429159][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 155.435274][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 155.440231][ C1] ? packet_getsockopt+0x1120/0x1120 [ 155.445517][ C1] __sys_sendmsg+0x714/0x830 [ 155.450136][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 155.456223][ C1] ? up_read+0x40/0x2b0 [ 155.460380][ C1] ? kmsan_get_metadata+0x116/0x180 [ 155.465617][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 155.471504][ C1] ? kmsan_get_metadata+0x116/0x180 [ 155.476718][ C1] __se_sys_sendmsg+0x97/0xb0 [ 155.481393][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 155.486287][ C1] do_syscall_64+0x9f/0x140 [ 155.490806][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 155.496690][ C1] RIP: 0033:0x443df9 [ 155.500599][ C1] 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 [ 155.520642][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 155.529061][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 155.537063][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 155.545192][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 155.553164][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 0000000000025492 [ 155.561233][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 155.569237][ C1] [ 155.571556][ C1] Uninit was stored to memory at: [ 155.576562][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 155.582432][ C1] __msan_chain_origin+0x54/0xa0 [ 155.587411][ C1] __ip_local_out+0x479/0x840 [ 155.592100][ C1] ip_local_out+0xa1/0x1e0 [ 155.596504][ C1] iptunnel_xmit+0x931/0xf20 [ 155.601301][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 155.606664][ C1] geneve_xmit+0x2139/0x3c40 [ 155.611248][ C1] xmit_one+0x2b6/0x760 [ 155.615423][ C1] __dev_queue_xmit+0x3432/0x4600 [ 155.620436][ C1] dev_queue_xmit+0x4b/0x60 [ 155.625015][ C1] packet_sendmsg+0x86ee/0x99d0 [ 155.629944][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 155.634828][ C1] __sys_sendmsg+0x714/0x830 [ 155.639408][ C1] __se_sys_sendmsg+0x97/0xb0 [ 155.644094][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 155.648884][ C1] do_syscall_64+0x9f/0x140 [ 155.653379][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 155.659268][ C1] [ 155.661652][ C1] Uninit was stored to memory at: [ 155.666662][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 155.672476][ C1] __msan_chain_origin+0x54/0xa0 [ 155.677442][ C1] iptunnel_xmit+0xbd6/0xf20 [ 155.682024][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 155.687189][ C1] geneve_xmit+0x2139/0x3c40 [ 155.691777][ C1] xmit_one+0x2b6/0x760 [ 155.695925][ C1] __dev_queue_xmit+0x3432/0x4600 [ 155.700943][ C1] dev_queue_xmit+0x4b/0x60 [ 155.705451][ C1] packet_sendmsg+0x86ee/0x99d0 [ 155.710318][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 155.715162][ C1] __sys_sendmsg+0x714/0x830 [ 155.719750][ C1] __se_sys_sendmsg+0x97/0xb0 [ 155.724469][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 155.729223][ C1] do_syscall_64+0x9f/0x140 [ 155.733732][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 155.739632][ C1] [ 155.741939][ C1] Uninit was created at: [ 155.746397][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 155.752227][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 155.757103][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 155.763205][ C1] __alloc_skb+0x4dd/0xe90 [ 155.767642][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 155.772847][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 155.778125][ C1] packet_sendmsg+0x6a12/0x99d0 [ 155.782977][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 155.787824][ C1] __sys_sendmsg+0x714/0x830 [ 155.792673][ C1] __se_sys_sendmsg+0x97/0xb0 [ 155.797363][ C1] __x64_sys_sendmsg+0x4a/0x70 executing program [ 155.802118][ C1] do_syscall_64+0x9f/0x140 [ 155.806628][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 155.812629][ C1] ===================================================== [ 155.851033][ C1] ===================================================== [ 155.858038][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 155.864942][ C1] CPU: 1 PID: 8446 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 155.875462][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.885630][ C1] Call Trace: [ 155.888920][ C1] [ 155.891792][ C1] dump_stack+0x24c/0x2e0 [ 155.896152][ C1] kmsan_report+0xfb/0x1e0 [ 155.900682][ C1] __msan_warning+0x5c/0xa0 [ 155.905397][ C1] ip_rcv_core+0xf4c/0x1480 [ 155.910068][ C1] ip_rcv+0xc7/0x820 [ 155.913989][ C1] ? kmsan_get_metadata+0x116/0x180 [ 155.919210][ C1] __netif_receive_skb+0x1ec/0x640 [ 155.924359][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 155.930008][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 155.935660][ C1] process_backlog+0x517/0xbd0 [ 155.940548][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 155.946214][ C1] __napi_poll+0x13e/0xca0 [ 155.950644][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 155.956709][ C1] net_rx_action+0x726/0x14a0 [ 155.961472][ C1] ? net_tx_action+0xd30/0xd30 [ 155.966307][ C1] __do_softirq+0x1b9/0x715 [ 155.970795][ C1] ? idle_cpu+0x9a/0x1d0 [ 155.975025][ C1] ? __irq_exit_rcu+0x83/0x280 [ 155.979777][ C1] do_softirq+0x123/0x1c0 [ 155.984095][ C1] [ 155.987019][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 155.992318][ C1] local_bh_enable+0x36/0x40 [ 155.996919][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 156.002110][ C1] dev_queue_xmit+0x4b/0x60 [ 156.006607][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 156.011880][ C1] packet_sendmsg+0x86ee/0x99d0 [ 156.016929][ C1] ? kmsan_get_metadata+0x116/0x180 [ 156.022331][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 156.027966][ C1] ? process_slab+0x13a8/0x1b70 [ 156.032968][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 156.038811][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 156.045374][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 156.050652][ C1] ? packet_getsockopt+0x1120/0x1120 [ 156.056020][ C1] __sys_sendmsg+0x714/0x830 [ 156.060612][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 156.066342][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 156.072518][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 156.078596][ C1] ? kmsan_get_metadata+0x116/0x180 [ 156.083799][ C1] __se_sys_sendmsg+0x97/0xb0 [ 156.088481][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 156.093262][ C1] do_syscall_64+0x9f/0x140 [ 156.097765][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 156.104871][ C1] RIP: 0033:0x443df9 [ 156.108839][ C1] 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 [ 156.128936][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 156.137773][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 156.145913][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 156.154086][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 156.162597][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 0000000000025ab8 [ 156.170574][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 156.178809][ C1] [ 156.181154][ C1] Uninit was stored to memory at: [ 156.186284][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 156.192008][ C1] __msan_chain_origin+0x54/0xa0 [ 156.197122][ C1] iptunnel_xmit+0xbd6/0xf20 [ 156.201876][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 156.207063][ C1] geneve_xmit+0x2139/0x3c40 [ 156.211763][ C1] xmit_one+0x2b6/0x760 [ 156.216008][ C1] __dev_queue_xmit+0x3432/0x4600 [ 156.221115][ C1] dev_queue_xmit+0x4b/0x60 [ 156.225600][ C1] packet_sendmsg+0x86ee/0x99d0 [ 156.230526][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 156.235356][ C1] __sys_sendmsg+0x714/0x830 [ 156.240035][ C1] __se_sys_sendmsg+0x97/0xb0 [ 156.244984][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 156.249732][ C1] do_syscall_64+0x9f/0x140 [ 156.254569][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 156.260446][ C1] [ 156.262870][ C1] Uninit was created at: [ 156.267189][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 156.272993][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 156.277655][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 156.283614][ C1] __alloc_skb+0x4dd/0xe90 [ 156.288307][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 156.293510][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 156.298698][ C1] packet_sendmsg+0x6a12/0x99d0 [ 156.303540][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 156.308683][ C1] __sys_sendmsg+0x714/0x830 [ 156.313313][ C1] __se_sys_sendmsg+0x97/0xb0 [ 156.318003][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 156.322854][ C1] do_syscall_64+0x9f/0x140 [ 156.327363][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 156.333239][ C1] ===================================================== [ 156.340926][ C1] ===================================================== [ 156.347973][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 156.355136][ C1] CPU: 1 PID: 8446 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 156.365399][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.375784][ C1] Call Trace: [ 156.379158][ C1] [ 156.382036][ C1] dump_stack+0x24c/0x2e0 [ 156.386394][ C1] kmsan_report+0xfb/0x1e0 [ 156.390858][ C1] __msan_warning+0x5c/0xa0 [ 156.395381][ C1] ip_rcv_core+0xf5d/0x1480 [ 156.399917][ C1] ip_rcv+0xc7/0x820 [ 156.403832][ C1] ? kmsan_get_metadata+0x116/0x180 [ 156.409168][ C1] __netif_receive_skb+0x1ec/0x640 [ 156.414313][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 156.419966][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 156.425626][ C1] process_backlog+0x517/0xbd0 [ 156.430411][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 156.435714][ C1] __napi_poll+0x13e/0xca0 [ 156.440235][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 156.446469][ C1] net_rx_action+0x726/0x14a0 [ 156.451139][ C1] ? net_tx_action+0xd30/0xd30 [ 156.455906][ C1] __do_softirq+0x1b9/0x715 [ 156.460417][ C1] ? idle_cpu+0x9a/0x1d0 [ 156.464737][ C1] ? __irq_exit_rcu+0x83/0x280 [ 156.469493][ C1] do_softirq+0x123/0x1c0 [ 156.473828][ C1] [ 156.476746][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 156.481948][ C1] local_bh_enable+0x36/0x40 [ 156.486790][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 156.491898][ C1] dev_queue_xmit+0x4b/0x60 [ 156.496533][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 156.501873][ C1] packet_sendmsg+0x86ee/0x99d0 [ 156.506718][ C1] ? kmsan_get_metadata+0x116/0x180 [ 156.511905][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 156.517608][ C1] ? process_slab+0x13a8/0x1b70 [ 156.522551][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 156.528431][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 156.534513][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 156.539388][ C1] ? packet_getsockopt+0x1120/0x1120 [ 156.544685][ C1] __sys_sendmsg+0x714/0x830 [ 156.549463][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 156.555215][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 156.561375][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 156.567347][ C1] ? kmsan_get_metadata+0x116/0x180 [ 156.572543][ C1] __se_sys_sendmsg+0x97/0xb0 [ 156.577238][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 156.582004][ C1] do_syscall_64+0x9f/0x140 [ 156.586585][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 156.592478][ C1] RIP: 0033:0x443df9 [ 156.596357][ C1] 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 [ 156.616077][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 156.624557][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 156.632609][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 156.640656][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 156.648623][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 0000000000025ab8 [ 156.656596][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 156.664572][ C1] [ 156.666909][ C1] Uninit was stored to memory at: [ 156.671921][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 156.677650][ C1] __msan_chain_origin+0x54/0xa0 [ 156.682681][ C1] iptunnel_xmit+0xbd6/0xf20 [ 156.687286][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 156.692426][ C1] geneve_xmit+0x2139/0x3c40 [ 156.697037][ C1] xmit_one+0x2b6/0x760 [ 156.701177][ C1] __dev_queue_xmit+0x3432/0x4600 [ 156.706191][ C1] dev_queue_xmit+0x4b/0x60 [ 156.710704][ C1] packet_sendmsg+0x86ee/0x99d0 [ 156.716287][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 156.721128][ C1] __sys_sendmsg+0x714/0x830 [ 156.725724][ C1] __se_sys_sendmsg+0x97/0xb0 [ 156.730411][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 156.735535][ C1] do_syscall_64+0x9f/0x140 [ 156.740064][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 156.746178][ C1] [ 156.748498][ C1] Uninit was created at: [ 156.753235][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 156.758951][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 156.763614][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 156.769864][ C1] __alloc_skb+0x4dd/0xe90 [ 156.774441][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 156.779669][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 156.784875][ C1] packet_sendmsg+0x6a12/0x99d0 [ 156.789723][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 156.794595][ C1] __sys_sendmsg+0x714/0x830 [ 156.799480][ C1] __se_sys_sendmsg+0x97/0xb0 [ 156.804368][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 156.809303][ C1] do_syscall_64+0x9f/0x140 [ 156.813935][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 156.819932][ C1] ===================================================== [ 156.827704][ C1] ===================================================== [ 156.834664][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 156.841624][ C1] CPU: 1 PID: 8446 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 156.851879][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.861950][ C1] Call Trace: [ 156.865242][ C1] [ 156.868190][ C1] dump_stack+0x24c/0x2e0 [ 156.872551][ C1] kmsan_report+0xfb/0x1e0 [ 156.877002][ C1] __msan_warning+0x5c/0xa0 [ 156.881549][ C1] ip_rcv_core+0x1068/0x1480 [ 156.886190][ C1] ip_rcv+0xc7/0x820 [ 156.890149][ C1] ? kmsan_get_metadata+0x116/0x180 [ 156.895374][ C1] __netif_receive_skb+0x1ec/0x640 [ 156.900524][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 156.906263][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 156.912019][ C1] process_backlog+0x517/0xbd0 [ 156.916812][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 156.922146][ C1] __napi_poll+0x13e/0xca0 [ 156.926582][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 156.932760][ C1] net_rx_action+0x726/0x14a0 [ 156.937471][ C1] ? net_tx_action+0xd30/0xd30 [ 156.942485][ C1] __do_softirq+0x1b9/0x715 [ 156.947345][ C1] ? idle_cpu+0x9a/0x1d0 [ 156.951838][ C1] ? __irq_exit_rcu+0x83/0x280 [ 156.956812][ C1] do_softirq+0x123/0x1c0 [ 156.961248][ C1] [ 156.964186][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 156.969312][ C1] local_bh_enable+0x36/0x40 [ 156.974097][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 156.979132][ C1] dev_queue_xmit+0x4b/0x60 [ 156.983621][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 156.988902][ C1] packet_sendmsg+0x86ee/0x99d0 [ 156.993877][ C1] ? kmsan_get_metadata+0x116/0x180 [ 156.999200][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 157.004851][ C1] ? process_slab+0x13a8/0x1b70 [ 157.009723][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 157.015533][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 157.021687][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 157.026568][ C1] ? packet_getsockopt+0x1120/0x1120 [ 157.031889][ C1] __sys_sendmsg+0x714/0x830 [ 157.036473][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 157.042097][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 157.048154][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 157.054121][ C1] ? kmsan_get_metadata+0x116/0x180 [ 157.059329][ C1] __se_sys_sendmsg+0x97/0xb0 [ 157.064007][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 157.068787][ C1] do_syscall_64+0x9f/0x140 [ 157.073538][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 157.079529][ C1] RIP: 0033:0x443df9 [ 157.083432][ C1] 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 [ 157.103329][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 157.111734][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 157.119696][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 157.127656][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 157.135614][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 0000000000025ab8 [ 157.143580][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 157.151655][ C1] [ 157.153964][ C1] Uninit was stored to memory at: [ 157.159003][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 157.164776][ C1] __msan_chain_origin+0x54/0xa0 [ 157.169748][ C1] __ip_local_out+0x479/0x840 [ 157.174414][ C1] ip_local_out+0xa1/0x1e0 [ 157.178818][ C1] iptunnel_xmit+0x931/0xf20 [ 157.183432][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 157.188538][ C1] geneve_xmit+0x2139/0x3c40 [ 157.193298][ C1] xmit_one+0x2b6/0x760 [ 157.197533][ C1] __dev_queue_xmit+0x3432/0x4600 [ 157.202548][ C1] dev_queue_xmit+0x4b/0x60 [ 157.207231][ C1] packet_sendmsg+0x86ee/0x99d0 [ 157.212076][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 157.217010][ C1] __sys_sendmsg+0x714/0x830 [ 157.221609][ C1] __se_sys_sendmsg+0x97/0xb0 [ 157.226283][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 157.231041][ C1] do_syscall_64+0x9f/0x140 [ 157.235533][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 157.241499][ C1] [ 157.244001][ C1] Uninit was stored to memory at: [ 157.249014][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 157.254742][ C1] __msan_chain_origin+0x54/0xa0 [ 157.259756][ C1] iptunnel_xmit+0xbd6/0xf20 [ 157.264339][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 157.269493][ C1] geneve_xmit+0x2139/0x3c40 [ 157.274184][ C1] xmit_one+0x2b6/0x760 [ 157.278330][ C1] __dev_queue_xmit+0x3432/0x4600 [ 157.283344][ C1] dev_queue_xmit+0x4b/0x60 [ 157.287835][ C1] packet_sendmsg+0x86ee/0x99d0 [ 157.292675][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 157.297516][ C1] __sys_sendmsg+0x714/0x830 [ 157.302147][ C1] __se_sys_sendmsg+0x97/0xb0 [ 157.306815][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 157.311586][ C1] do_syscall_64+0x9f/0x140 [ 157.316101][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 157.322170][ C1] [ 157.324502][ C1] Uninit was created at: [ 157.328735][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 157.334449][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 157.339118][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 157.345017][ C1] __alloc_skb+0x4dd/0xe90 [ 157.349424][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 157.354617][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 157.359811][ C1] packet_sendmsg+0x6a12/0x99d0 [ 157.364664][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 157.369699][ C1] __sys_sendmsg+0x714/0x830 [ 157.374289][ C1] __se_sys_sendmsg+0x97/0xb0 [ 157.378962][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 157.383717][ C1] do_syscall_64+0x9f/0x140 [ 157.388480][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 157.394514][ C1] ===================================================== executing program [ 157.476632][ C1] ===================================================== [ 157.483786][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 157.490760][ C1] CPU: 1 PID: 8447 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 157.501029][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.511124][ C1] Call Trace: [ 157.514421][ C1] [ 157.517274][ C1] dump_stack+0x24c/0x2e0 [ 157.521640][ C1] kmsan_report+0xfb/0x1e0 [ 157.526528][ C1] __msan_warning+0x5c/0xa0 [ 157.531058][ C1] ip_rcv_core+0xf4c/0x1480 [ 157.535609][ C1] ip_rcv+0xc7/0x820 [ 157.539622][ C1] ? kmsan_get_metadata+0x116/0x180 [ 157.544845][ C1] __netif_receive_skb+0x1ec/0x640 [ 157.550155][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 157.555812][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 157.561468][ C1] process_backlog+0x517/0xbd0 [ 157.566274][ C1] ? kmsan_get_metadata+0x116/0x180 [ 157.571585][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 157.576898][ C1] __napi_poll+0x13e/0xca0 [ 157.581345][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 157.587434][ C1] net_rx_action+0x726/0x14a0 [ 157.592138][ C1] ? net_tx_action+0xd30/0xd30 [ 157.597092][ C1] __do_softirq+0x1b9/0x715 [ 157.601816][ C1] ? idle_cpu+0x9a/0x1d0 [ 157.606468][ C1] ? __irq_exit_rcu+0x83/0x280 [ 157.611256][ C1] do_softirq+0x123/0x1c0 [ 157.615691][ C1] [ 157.618642][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 157.623872][ C1] local_bh_enable+0x36/0x40 [ 157.628486][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 157.633727][ C1] dev_queue_xmit+0x4b/0x60 [ 157.638542][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 157.643821][ C1] packet_sendmsg+0x86ee/0x99d0 [ 157.648753][ C1] ? kmsan_get_metadata+0x116/0x180 [ 157.653948][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 157.659596][ C1] ? process_slab+0x13a8/0x1b70 [ 157.664477][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 157.670752][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 157.677087][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 157.682242][ C1] ? packet_getsockopt+0x1120/0x1120 [ 157.688254][ C1] __sys_sendmsg+0x714/0x830 [ 157.692840][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 157.698926][ C1] ? up_read+0x40/0x2b0 [ 157.703210][ C1] ? kmsan_get_metadata+0x116/0x180 [ 157.708631][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 157.715065][ C1] ? kmsan_get_metadata+0x116/0x180 [ 157.720365][ C1] __se_sys_sendmsg+0x97/0xb0 [ 157.725650][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 157.731138][ C1] do_syscall_64+0x9f/0x140 [ 157.735831][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 157.741822][ C1] RIP: 0033:0x443df9 [ 157.745718][ C1] 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 [ 157.765674][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 157.774399][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 157.782670][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 157.790740][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 157.798807][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00000000000260fe [ 157.807224][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 157.815294][ C1] [ 157.817604][ C1] Uninit was stored to memory at: [ 157.822750][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 157.828480][ C1] __msan_chain_origin+0x54/0xa0 [ 157.833521][ C1] iptunnel_xmit+0xbd6/0xf20 [ 157.838131][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 157.843251][ C1] geneve_xmit+0x2139/0x3c40 [ 157.847834][ C1] xmit_one+0x2b6/0x760 [ 157.851983][ C1] __dev_queue_xmit+0x3432/0x4600 [ 157.857013][ C1] dev_queue_xmit+0x4b/0x60 [ 157.861591][ C1] packet_sendmsg+0x86ee/0x99d0 [ 157.866518][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 157.871362][ C1] __sys_sendmsg+0x714/0x830 [ 157.875942][ C1] __se_sys_sendmsg+0x97/0xb0 [ 157.880625][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 157.885379][ C1] do_syscall_64+0x9f/0x140 [ 157.889874][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 157.895861][ C1] [ 157.898172][ C1] Uninit was created at: [ 157.902408][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 157.908122][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 157.912894][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 157.918889][ C1] __alloc_skb+0x4dd/0xe90 [ 157.923310][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 157.928591][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 157.933804][ C1] packet_sendmsg+0x6a12/0x99d0 [ 157.938659][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 157.943497][ C1] __sys_sendmsg+0x714/0x830 [ 157.948107][ C1] __se_sys_sendmsg+0x97/0xb0 [ 157.952827][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 157.957675][ C1] do_syscall_64+0x9f/0x140 [ 157.962186][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 157.968081][ C1] ===================================================== [ 157.976688][ C1] ===================================================== [ 157.983683][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 157.990559][ C1] CPU: 1 PID: 8447 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 158.000725][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.010898][ C1] Call Trace: [ 158.014214][ C1] [ 158.017066][ C1] dump_stack+0x24c/0x2e0 [ 158.021425][ C1] kmsan_report+0xfb/0x1e0 [ 158.025861][ C1] __msan_warning+0x5c/0xa0 [ 158.030557][ C1] ip_rcv_core+0xf5d/0x1480 [ 158.035204][ C1] ip_rcv+0xc7/0x820 [ 158.039123][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.044357][ C1] __netif_receive_skb+0x1ec/0x640 [ 158.049506][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 158.055179][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 158.060810][ C1] process_backlog+0x517/0xbd0 [ 158.065592][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.070974][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 158.076284][ C1] __napi_poll+0x13e/0xca0 [ 158.080693][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 158.086924][ C1] net_rx_action+0x726/0x14a0 [ 158.091732][ C1] ? net_tx_action+0xd30/0xd30 [ 158.096499][ C1] __do_softirq+0x1b9/0x715 [ 158.101003][ C1] ? idle_cpu+0x9a/0x1d0 [ 158.105242][ C1] ? __irq_exit_rcu+0x83/0x280 [ 158.110235][ C1] do_softirq+0x123/0x1c0 [ 158.114862][ C1] [ 158.117783][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 158.123096][ C1] local_bh_enable+0x36/0x40 [ 158.127808][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 158.132960][ C1] dev_queue_xmit+0x4b/0x60 [ 158.137494][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 158.142793][ C1] packet_sendmsg+0x86ee/0x99d0 [ 158.147655][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.152845][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 158.158476][ C1] ? process_slab+0x13a8/0x1b70 [ 158.163700][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 158.169724][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 158.175792][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 158.180739][ C1] ? packet_getsockopt+0x1120/0x1120 [ 158.186051][ C1] __sys_sendmsg+0x714/0x830 [ 158.190675][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 158.196675][ C1] ? up_read+0x40/0x2b0 [ 158.200900][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.206115][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 158.211917][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.217160][ C1] __se_sys_sendmsg+0x97/0xb0 [ 158.221861][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 158.226619][ C1] do_syscall_64+0x9f/0x140 [ 158.231138][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 158.237028][ C1] RIP: 0033:0x443df9 [ 158.241364][ C1] 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 [ 158.261377][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 158.270064][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 158.278027][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 158.286074][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 158.294159][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00000000000260fe [ 158.302405][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 158.310372][ C1] [ 158.312684][ C1] Uninit was stored to memory at: [ 158.317694][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 158.323436][ C1] __msan_chain_origin+0x54/0xa0 [ 158.328370][ C1] iptunnel_xmit+0xbd6/0xf20 [ 158.332977][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 158.338167][ C1] geneve_xmit+0x2139/0x3c40 [ 158.342761][ C1] xmit_one+0x2b6/0x760 [ 158.346905][ C1] __dev_queue_xmit+0x3432/0x4600 [ 158.351933][ C1] dev_queue_xmit+0x4b/0x60 [ 158.356428][ C1] packet_sendmsg+0x86ee/0x99d0 [ 158.361269][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 158.366119][ C1] __sys_sendmsg+0x714/0x830 [ 158.370710][ C1] __se_sys_sendmsg+0x97/0xb0 [ 158.375637][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 158.380499][ C1] do_syscall_64+0x9f/0x140 [ 158.385019][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 158.390973][ C1] [ 158.393332][ C1] Uninit was created at: [ 158.397836][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 158.403549][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 158.408232][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 158.414319][ C1] __alloc_skb+0x4dd/0xe90 [ 158.418735][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 158.423970][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 158.429161][ C1] packet_sendmsg+0x6a12/0x99d0 [ 158.434125][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 158.439154][ C1] __sys_sendmsg+0x714/0x830 [ 158.443757][ C1] __se_sys_sendmsg+0x97/0xb0 [ 158.448422][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 158.453177][ C1] do_syscall_64+0x9f/0x140 [ 158.457694][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 158.463595][ C1] ===================================================== [ 158.470846][ C1] ===================================================== [ 158.477808][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 158.484858][ C1] CPU: 1 PID: 8447 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 158.495040][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.505194][ C1] Call Trace: [ 158.508477][ C1] [ 158.511369][ C1] dump_stack+0x24c/0x2e0 [ 158.515729][ C1] kmsan_report+0xfb/0x1e0 [ 158.520166][ C1] __msan_warning+0x5c/0xa0 [ 158.524689][ C1] ip_rcv_core+0x1068/0x1480 [ 158.529310][ C1] ip_rcv+0xc7/0x820 [ 158.533318][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.538537][ C1] __netif_receive_skb+0x1ec/0x640 [ 158.543666][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 158.549896][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 158.555927][ C1] process_backlog+0x517/0xbd0 [ 158.561016][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.566354][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 158.571758][ C1] __napi_poll+0x13e/0xca0 [ 158.576169][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 158.582228][ C1] net_rx_action+0x726/0x14a0 [ 158.586933][ C1] ? net_tx_action+0xd30/0xd30 [ 158.591788][ C1] __do_softirq+0x1b9/0x715 [ 158.596288][ C1] ? idle_cpu+0x9a/0x1d0 [ 158.600542][ C1] ? __irq_exit_rcu+0x83/0x280 [ 158.605406][ C1] do_softirq+0x123/0x1c0 [ 158.609756][ C1] [ 158.612688][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 158.617705][ C1] local_bh_enable+0x36/0x40 [ 158.622307][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 158.627330][ C1] dev_queue_xmit+0x4b/0x60 [ 158.631830][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 158.637570][ C1] packet_sendmsg+0x86ee/0x99d0 [ 158.642469][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.647677][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 158.653408][ C1] ? process_slab+0x13a8/0x1b70 [ 158.658260][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 158.664096][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 158.670195][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 158.675045][ C1] ? packet_getsockopt+0x1120/0x1120 [ 158.680329][ C1] __sys_sendmsg+0x714/0x830 [ 158.684935][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 158.691025][ C1] ? up_read+0x40/0x2b0 [ 158.695195][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.700478][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 158.706305][ C1] ? kmsan_get_metadata+0x116/0x180 [ 158.711517][ C1] __se_sys_sendmsg+0x97/0xb0 [ 158.716190][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 158.721469][ C1] do_syscall_64+0x9f/0x140 [ 158.725964][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 158.731845][ C1] RIP: 0033:0x443df9 [ 158.735746][ C1] 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 [ 158.755344][ C1] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 158.763760][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 158.771812][ C1] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 158.779795][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 158.787768][ C1] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00000000000260fe [ 158.795741][ C1] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 158.803706][ C1] [ 158.806035][ C1] Uninit was stored to memory at: [ 158.811055][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 158.816764][ C1] __msan_chain_origin+0x54/0xa0 [ 158.821708][ C1] __ip_local_out+0x479/0x840 [ 158.826375][ C1] ip_local_out+0xa1/0x1e0 [ 158.830798][ C1] iptunnel_xmit+0x931/0xf20 [ 158.835378][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 158.840509][ C1] geneve_xmit+0x2139/0x3c40 [ 158.845113][ C1] xmit_one+0x2b6/0x760 [ 158.849258][ C1] __dev_queue_xmit+0x3432/0x4600 [ 158.854389][ C1] dev_queue_xmit+0x4b/0x60 [ 158.858900][ C1] packet_sendmsg+0x86ee/0x99d0 [ 158.863776][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 158.868652][ C1] __sys_sendmsg+0x714/0x830 [ 158.873319][ C1] __se_sys_sendmsg+0x97/0xb0 [ 158.878040][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 158.882802][ C1] do_syscall_64+0x9f/0x140 [ 158.887294][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 158.893359][ C1] [ 158.895682][ C1] Uninit was stored to memory at: [ 158.900995][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 158.906789][ C1] __msan_chain_origin+0x54/0xa0 [ 158.911928][ C1] iptunnel_xmit+0xbd6/0xf20 [ 158.916507][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 158.921612][ C1] geneve_xmit+0x2139/0x3c40 [ 158.926195][ C1] xmit_one+0x2b6/0x760 [ 158.930344][ C1] __dev_queue_xmit+0x3432/0x4600 [ 158.935361][ C1] dev_queue_xmit+0x4b/0x60 [ 158.939863][ C1] packet_sendmsg+0x86ee/0x99d0 [ 158.944888][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 158.949732][ C1] __sys_sendmsg+0x714/0x830 [ 158.954314][ C1] __se_sys_sendmsg+0x97/0xb0 [ 158.959337][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 158.964214][ C1] do_syscall_64+0x9f/0x140 [ 158.968721][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 158.974646][ C1] [ 158.976973][ C1] Uninit was created at: [ 158.981543][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 158.987256][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 158.991918][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 158.997887][ C1] __alloc_skb+0x4dd/0xe90 [ 159.002315][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 159.007591][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 159.012804][ C1] packet_sendmsg+0x6a12/0x99d0 [ 159.017642][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 159.022570][ C1] __sys_sendmsg+0x714/0x830 [ 159.027183][ C1] __se_sys_sendmsg+0x97/0xb0 [ 159.031962][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 159.036709][ C1] do_syscall_64+0x9f/0x140 [ 159.041292][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 159.047249][ C1] ===================================================== executing program [ 159.121137][ C0] ===================================================== [ 159.128199][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 159.135076][ C0] CPU: 0 PID: 8448 Comm: syz-executor211 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 159.145255][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.155324][ C0] Call Trace: [ 159.158614][ C0] [ 159.161467][ C0] dump_stack+0x24c/0x2e0 [ 159.165818][ C0] kmsan_report+0xfb/0x1e0 [ 159.170318][ C0] __msan_warning+0x5c/0xa0 [ 159.174835][ C0] ip_rcv_core+0xf4c/0x1480 [ 159.179915][ C0] ip_rcv+0xc7/0x820 [ 159.183809][ C0] ? kmsan_get_metadata+0x116/0x180 [ 159.189266][ C0] __netif_receive_skb+0x1ec/0x640 [ 159.194733][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 159.200431][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 159.206237][ C0] process_backlog+0x517/0xbd0 [ 159.211149][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 159.216779][ C0] __napi_poll+0x13e/0xca0 [ 159.221326][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 159.227518][ C0] net_rx_action+0x726/0x14a0 [ 159.232198][ C0] ? net_tx_action+0xd30/0xd30 [ 159.237386][ C0] __do_softirq+0x1b9/0x715 [ 159.242018][ C0] ? idle_cpu+0x9a/0x1d0 [ 159.246255][ C0] ? __irq_exit_rcu+0x83/0x280 [ 159.251073][ C0] do_softirq+0x123/0x1c0 [ 159.255568][ C0] [ 159.258497][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 159.263728][ C0] local_bh_enable+0x36/0x40 [ 159.268507][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 159.273625][ C0] dev_queue_xmit+0x4b/0x60 [ 159.278246][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 159.283522][ C0] packet_sendmsg+0x86ee/0x99d0 [ 159.288363][ C0] ? kmsan_get_metadata+0x116/0x180 [ 159.293563][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 159.299227][ C0] ? process_slab+0x13a8/0x1b70 [ 159.304418][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 159.310211][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 159.316363][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 159.321207][ C0] ? packet_getsockopt+0x1120/0x1120 [ 159.326687][ C0] __sys_sendmsg+0x714/0x830 [ 159.331273][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 159.337558][ C0] ? up_read+0x40/0x2b0 [ 159.341708][ C0] ? kmsan_get_metadata+0x116/0x180 [ 159.347006][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 159.353076][ C0] ? kmsan_get_metadata+0x116/0x180 [ 159.358352][ C0] __se_sys_sendmsg+0x97/0xb0 [ 159.363061][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 159.367839][ C0] do_syscall_64+0x9f/0x140 [ 159.372347][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 159.378403][ C0] RIP: 0033:0x443df9 [ 159.382283][ 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 [ 159.401881][ C0] RSP: 002b:00007fffb62fd448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 159.410651][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443df9 [ 159.418822][ C0] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000003 [ 159.426809][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 159.436474][ C0] R10: 00007fffb62fcec0 R11: 0000000000000246 R12: 00000000000266f9 [ 159.444445][ C0] R13: 00007fffb62fd470 R14: 00007fffb62fd460 R15: 00007fffb62fd454 [ 159.452516][ C0] [ 159.454948][ C0] Uninit was stored to memory at: [ 159.459969][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 159.465714][ C0] __msan_chain_origin+0x54/0xa0