[[0;32m OK [0m] Started Getty on tty2.
[[0;32m OK [0m] Started Getty on tty1.
[[0;32m OK [0m] Started Serial Getty on ttyS0.
[[0;32m OK [0m] Started System Logging Service.
[[0;32m OK [0m] Started getty on tty2-tty6 if dbus and logind are not available.
Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.0.133' (ECDSA) to the list of known hosts.
syzkaller login: [ 137.676737][ T8193] IPVS: ftp: loaded support on port[0] = 21
[ 137.842686][ T8193] chnl_net:caif_netlink_parms(): no params data found
[ 137.929916][ T8193] bridge0: port 1(bridge_slave_0) entered blocking state
[ 137.937073][ T8193] bridge0: port 1(bridge_slave_0) entered disabled state
[ 137.946626][ T8193] device bridge_slave_0 entered promiscuous mode
[ 137.957423][ T8193] bridge0: port 2(bridge_slave_1) entered blocking state
[ 137.965164][ T8193] bridge0: port 2(bridge_slave_1) entered disabled state
[ 137.974050][ T8193] device bridge_slave_1 entered promiscuous mode
[ 138.010284][ T8193] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 138.023156][ T8193] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 138.057239][ T8193] team0: Port device team_slave_0 added
[ 138.066411][ T8193] team0: Port device team_slave_1 added
[ 138.096596][ T8193] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 138.103872][ T8193] 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.
[ 138.130857][ T8193] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 138.144231][ T8193] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 138.151610][ T8193] 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.
[ 138.178179][ T8193] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 138.219610][ T8193] device hsr_slave_0 entered promiscuous mode
[ 138.226991][ T8193] device hsr_slave_1 entered promiscuous mode
[ 138.401382][ T8193] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 138.413711][ T8193] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 138.430206][ T8193] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 138.446221][ T8193] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 138.537065][ T8193] bridge0: port 2(bridge_slave_1) entered blocking state
[ 138.544274][ T8193] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 138.552075][ T8193] bridge0: port 1(bridge_slave_0) entered blocking state
[ 138.559481][ T8193] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 138.635380][ T8193] 8021q: adding VLAN 0 to HW filter on device bond0
[ 138.655246][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 138.665793][ T18] bridge0: port 1(bridge_slave_0) entered disabled state
[ 138.676955][ T18] bridge0: port 2(bridge_slave_1) entered disabled state
[ 138.688264][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 138.706296][ T8193] 8021q: adding VLAN 0 to HW filter on device team0
[ 138.723675][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 138.732798][ T7] bridge0: port 1(bridge_slave_0) entered blocking state
[ 138.740275][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 138.758677][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 138.768410][ T7] bridge0: port 2(bridge_slave_1) entered blocking state
[ 138.775904][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 138.800924][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 138.816798][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 138.829843][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 138.841607][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 138.859169][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 138.869906][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 138.884925][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 138.894258][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 138.912681][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 138.922714][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 138.940740][ T8193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 138.970785][ T1977] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 138.978726][ T1977] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 138.998703][ T8193] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 139.032043][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 139.042197][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 139.076337][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 139.086607][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 139.099154][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 139.108361][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 139.124670][ T8193] device veth0_vlan entered promiscuous mode
[ 139.144171][ T8193] device veth1_vlan entered promiscuous mode
[ 139.185121][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 139.194801][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 139.204414][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 139.213925][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 139.230370][ T8193] device veth0_macvtap entered promiscuous mode
[ 139.245123][ T8193] device veth1_macvtap entered promiscuous mode
[ 139.275881][ T8193] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 139.283520][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 139.293194][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 139.302238][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 139.312029][ T3084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 139.329744][ T8193] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 139.337557][ T1977] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 139.347466][ T1977] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 139.365254][ T8193] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 139.374337][ T8193] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 139.383743][ T8193] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 139.393041][ T8193] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
executing program
[ 139.578991][ C0] =====================================================
[ 139.586101][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480
[ 139.592965][ C0] CPU: 0 PID: 8404 Comm: syz-executor116 Not tainted 5.11.0-rc7-syzkaller #0
[ 139.601716][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 139.611766][ C0] Call Trace:
[ 139.615050][ C0]
[ 139.617891][ C0] dump_stack+0x21c/0x280
[ 139.622225][ C0] kmsan_report+0xfb/0x1e0
[ 139.626653][ C0] __msan_warning+0x5f/0xa0
[ 139.631421][ C0] ip_rcv_core+0xf4c/0x1480
[ 139.636044][ C0] ip_rcv+0xc7/0x820
[ 139.639935][ C0] ? kmsan_get_metadata+0x116/0x180
[ 139.645254][ C0] __netif_receive_skb+0x1ec/0x640
[ 139.650437][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 139.656182][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 139.661818][ C0] process_backlog+0x517/0xbd0
[ 139.666718][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 139.671998][ C0] napi_poll+0x428/0x15c0
[ 139.676325][ C0] ? kmsan_get_metadata+0x116/0x180
[ 139.681525][ C0] net_rx_action+0x34c/0xd30
[ 139.686142][ C0] ? net_tx_action+0xd30/0xd30
[ 139.690907][ C0] __do_softirq+0x1b9/0x715
[ 139.695429][ C0] asm_call_irq_on_stack+0xf/0x20
[ 139.700551][ C0]
[ 139.703477][ C0] do_softirq_own_stack+0x6e/0x90
[ 139.708500][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 139.713820][ C0] local_bh_enable+0x36/0x40
[ 139.718408][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 139.723436][ C0] dev_queue_xmit+0x4b/0x60
[ 139.728719][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 139.734107][ C0] packet_sendmsg+0x8778/0x9a60
[ 139.739031][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 139.745107][ C0] ? kmsan_get_metadata+0x116/0x180
[ 139.750313][ C0] ? kmsan_get_metadata+0x116/0x180
[ 139.755511][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 139.761146][ C0] ? kmsan_get_metadata+0x116/0x180
[ 139.766347][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 139.772200][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 139.778292][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 139.783152][ C0] ? packet_getsockopt+0x1120/0x1120
[ 139.788463][ C0] __sys_sendmsg+0x714/0x830
[ 139.793051][ C0] ? kmsan_get_metadata+0x117/0x180
[ 139.798339][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 139.804009][ C0] ? kmsan_get_metadata+0x116/0x180
[ 139.809373][ C0] __se_sys_sendmsg+0x97/0xb0
[ 139.814055][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 139.818815][ C0] do_syscall_64+0x9f/0x140
[ 139.823317][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 139.829227][ C0] RIP: 0033:0x443e29
[ 139.833130][ 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
[ 139.853060][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 139.861592][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 139.869563][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 139.877533][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 139.885538][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 00007ffc4d7a3c90
[ 139.893512][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 0000000000000003
[ 139.901487][ C0]
[ 139.903918][ C0] Uninit was stored to memory at:
[ 139.909064][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 139.915084][ C0] __msan_chain_origin+0x57/0xa0
[ 139.920055][ C0] iptunnel_xmit+0xbd6/0xf20
[ 139.924731][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 139.929845][ C0] geneve_xmit+0x209e/0x3c20
[ 139.934433][ C0] xmit_one+0x2b6/0x760
[ 139.938586][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 139.943610][ C0] dev_queue_xmit+0x4b/0x60
[ 139.948160][ C0] packet_sendmsg+0x8778/0x9a60
[ 139.953105][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 139.957955][ C0] __sys_sendmsg+0x714/0x830
[ 139.962543][ C0] __se_sys_sendmsg+0x97/0xb0
[ 139.967249][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 139.972049][ C0] do_syscall_64+0x9f/0x140
[ 139.976550][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 139.982490][ C0]
[ 139.984820][ C0] Uninit was created at:
[ 139.989070][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 139.994790][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 139.999473][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 140.005364][ C0] __alloc_skb+0x2f8/0xb30
[ 140.009780][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 140.015074][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 140.020362][ C0] packet_sendmsg+0x6aab/0x9a60
[ 140.025271][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 140.030118][ C0] __sys_sendmsg+0x714/0x830
[ 140.034745][ C0] __se_sys_sendmsg+0x97/0xb0
[ 140.039422][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 140.044183][ C0] do_syscall_64+0x9f/0x140
[ 140.048679][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 140.054573][ C0] =====================================================
[ 140.061624][ C0] Disabling lock debugging due to kernel taint
[ 140.067976][ C0] =====================================================
[ 140.075141][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480
[ 140.082166][ C0] CPU: 0 PID: 8404 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 140.092348][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 140.102422][ C0] Call Trace:
[ 140.105709][ C0]
[ 140.108567][ C0] dump_stack+0x21c/0x280
[ 140.112925][ C0] kmsan_report+0xfb/0x1e0
[ 140.117339][ C0] __msan_warning+0x5f/0xa0
[ 140.121842][ C0] ip_rcv_core+0xf5d/0x1480
[ 140.126344][ C0] ip_rcv+0xc7/0x820
[ 140.130298][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.135497][ C0] __netif_receive_skb+0x1ec/0x640
[ 140.140609][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 140.146242][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 140.151877][ C0] process_backlog+0x517/0xbd0
[ 140.156692][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 140.161974][ C0] napi_poll+0x428/0x15c0
[ 140.166304][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.171721][ C0] net_rx_action+0x34c/0xd30
[ 140.176325][ C0] ? net_tx_action+0xd30/0xd30
[ 140.181101][ C0] __do_softirq+0x1b9/0x715
[ 140.185610][ C0] asm_call_irq_on_stack+0xf/0x20
[ 140.190655][ C0]
[ 140.193580][ C0] do_softirq_own_stack+0x6e/0x90
[ 140.198605][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 140.204077][ C0] local_bh_enable+0x36/0x40
[ 140.208669][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 140.213699][ C0] dev_queue_xmit+0x4b/0x60
[ 140.218326][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 140.223612][ C0] packet_sendmsg+0x8778/0x9a60
[ 140.228603][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 140.234681][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.240074][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.245283][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 140.251095][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.256327][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 140.262548][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 140.268635][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 140.273519][ C0] ? packet_getsockopt+0x1120/0x1120
[ 140.278808][ C0] __sys_sendmsg+0x714/0x830
[ 140.283524][ C0] ? kmsan_get_metadata+0x117/0x180
[ 140.288813][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 140.294452][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.299725][ C0] __se_sys_sendmsg+0x97/0xb0
[ 140.304482][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 140.309279][ C0] do_syscall_64+0x9f/0x140
[ 140.314308][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 140.320224][ C0] RIP: 0033:0x443e29
[ 140.324202][ 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
[ 140.343807][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 140.352296][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 140.360266][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 140.368459][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 140.376557][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 00007ffc4d7a3c90
[ 140.384531][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 0000000000000003
[ 140.392523][ C0]
[ 140.394841][ C0] Uninit was stored to memory at:
[ 140.399979][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 140.405702][ C0] __msan_chain_origin+0x57/0xa0
[ 140.410637][ C0] iptunnel_xmit+0xbd6/0xf20
[ 140.415225][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 140.420421][ C0] geneve_xmit+0x209e/0x3c20
[ 140.425211][ C0] xmit_one+0x2b6/0x760
[ 140.429363][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 140.434388][ C0] dev_queue_xmit+0x4b/0x60
[ 140.438888][ C0] packet_sendmsg+0x8778/0x9a60
[ 140.443739][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 140.448590][ C0] __sys_sendmsg+0x714/0x830
[ 140.453174][ C0] __se_sys_sendmsg+0x97/0xb0
[ 140.457851][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 140.462612][ C0] do_syscall_64+0x9f/0x140
[ 140.467114][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 140.473005][ C0]
[ 140.475317][ C0] Uninit was created at:
[ 140.479608][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 140.485452][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 140.490127][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 140.496016][ C0] __alloc_skb+0x2f8/0xb30
[ 140.500428][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 140.505622][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 140.510818][ C0] packet_sendmsg+0x6aab/0x9a60
[ 140.515713][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 140.520599][ C0] __sys_sendmsg+0x714/0x830
[ 140.525226][ C0] __se_sys_sendmsg+0x97/0xb0
[ 140.529944][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 140.534706][ C0] do_syscall_64+0x9f/0x140
[ 140.539199][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 140.545090][ C0] =====================================================
[ 140.552171][ C0] =====================================================
[ 140.559108][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480
[ 140.566076][ C0] CPU: 0 PID: 8404 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 140.576250][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 140.586409][ C0] Call Trace:
[ 140.589703][ C0]
[ 140.592722][ C0] dump_stack+0x21c/0x280
[ 140.597134][ C0] kmsan_report+0xfb/0x1e0
[ 140.601552][ C0] __msan_warning+0x5f/0xa0
[ 140.606360][ C0] ip_rcv_core+0x1068/0x1480
[ 140.610959][ C0] ip_rcv+0xc7/0x820
[ 140.614859][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.620085][ C0] __netif_receive_skb+0x1ec/0x640
[ 140.625252][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 140.630897][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 140.636703][ C0] process_backlog+0x517/0xbd0
[ 140.641468][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 140.646752][ C0] napi_poll+0x428/0x15c0
[ 140.651077][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.656293][ C0] net_rx_action+0x34c/0xd30
[ 140.660883][ C0] ? net_tx_action+0xd30/0xd30
[ 140.665798][ C0] __do_softirq+0x1b9/0x715
[ 140.670358][ C0] asm_call_irq_on_stack+0xf/0x20
[ 140.675378][ C0]
[ 140.678301][ C0] do_softirq_own_stack+0x6e/0x90
[ 140.683367][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 140.688752][ C0] local_bh_enable+0x36/0x40
[ 140.693347][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 140.698402][ C0] dev_queue_xmit+0x4b/0x60
[ 140.702903][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 140.708226][ C0] packet_sendmsg+0x8778/0x9a60
[ 140.713078][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 140.719303][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.724589][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.729791][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 140.735441][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.740647][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 140.746452][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 140.752529][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 140.757384][ C0] ? packet_getsockopt+0x1120/0x1120
[ 140.762690][ C0] __sys_sendmsg+0x714/0x830
[ 140.767278][ C0] ? kmsan_get_metadata+0x117/0x180
[ 140.772471][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 140.778104][ C0] ? kmsan_get_metadata+0x116/0x180
[ 140.783301][ C0] __se_sys_sendmsg+0x97/0xb0
[ 140.788065][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 140.792823][ C0] do_syscall_64+0x9f/0x140
[ 140.797319][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 140.803259][ C0] RIP: 0033:0x443e29
[ 140.807145][ 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
[ 140.826744][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 140.835182][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 140.843234][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 140.851198][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 140.859744][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 00007ffc4d7a3c90
[ 140.867715][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 0000000000000003
[ 140.875783][ C0]
[ 140.878098][ C0] Uninit was stored to memory at:
[ 140.883107][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 140.889039][ C0] __msan_chain_origin+0x57/0xa0
[ 140.893976][ C0] __ip_local_out+0x479/0x840
[ 140.898651][ C0] ip_local_out+0xa1/0x1e0
[ 140.903064][ C0] iptunnel_xmit+0x931/0xf20
[ 140.907665][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 140.912891][ C0] geneve_xmit+0x209e/0x3c20
[ 140.917506][ C0] xmit_one+0x2b6/0x760
[ 140.921657][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 140.926957][ C0] dev_queue_xmit+0x4b/0x60
[ 140.931561][ C0] packet_sendmsg+0x8778/0x9a60
[ 140.936411][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 140.941282][ C0] __sys_sendmsg+0x714/0x830
[ 140.945876][ C0] __se_sys_sendmsg+0x97/0xb0
[ 140.950563][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 140.955442][ C0] do_syscall_64+0x9f/0x140
[ 140.959941][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 140.965833][ C0]
[ 140.968148][ C0] Uninit was stored to memory at:
[ 140.973291][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 140.979013][ C0] __msan_chain_origin+0x57/0xa0
[ 140.983950][ C0] iptunnel_xmit+0xbd6/0xf20
[ 140.988540][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 140.993654][ C0] geneve_xmit+0x209e/0x3c20
[ 140.998264][ C0] xmit_one+0x2b6/0x760
[ 141.002442][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 141.007463][ C0] dev_queue_xmit+0x4b/0x60
[ 141.011977][ C0] packet_sendmsg+0x8778/0x9a60
[ 141.016828][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 141.021703][ C0] __sys_sendmsg+0x714/0x830
[ 141.026296][ C0] __se_sys_sendmsg+0x97/0xb0
[ 141.030992][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 141.035930][ C0] do_syscall_64+0x9f/0x140
[ 141.040436][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 141.046330][ C0]
[ 141.048648][ C0] Uninit was created at:
[ 141.052877][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 141.058595][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 141.063272][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 141.069382][ C0] __alloc_skb+0x2f8/0xb30
[ 141.073796][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 141.079009][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 141.084232][ C0] packet_sendmsg+0x6aab/0x9a60
[ 141.089085][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 141.094109][ C0] __sys_sendmsg+0x714/0x830
[ 141.098721][ C0] __se_sys_sendmsg+0x97/0xb0
[ 141.103397][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 141.108403][ C0] do_syscall_64+0x9f/0x140
[ 141.113058][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 141.118982][ C0] =====================================================
executing program
[ 141.208639][ C0] =====================================================
[ 141.215792][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480
[ 141.222685][ C0] CPU: 0 PID: 8406 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 141.232856][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 141.243038][ C0] Call Trace:
[ 141.246333][ C0]
[ 141.249193][ C0] dump_stack+0x21c/0x280
[ 141.253557][ C0] kmsan_report+0xfb/0x1e0
[ 141.258010][ C0] __msan_warning+0x5f/0xa0
[ 141.262546][ C0] ip_rcv_core+0xf4c/0x1480
[ 141.267362][ C0] ip_rcv+0xc7/0x820
[ 141.271286][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.276520][ C0] __netif_receive_skb+0x1ec/0x640
[ 141.281661][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 141.287328][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 141.292998][ C0] process_backlog+0x517/0xbd0
[ 141.298009][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 141.303323][ C0] napi_poll+0x428/0x15c0
[ 141.307794][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.313038][ C0] net_rx_action+0x34c/0xd30
[ 141.317660][ C0] ? net_tx_action+0xd30/0xd30
[ 141.322447][ C0] __do_softirq+0x1b9/0x715
[ 141.326983][ C0] asm_call_irq_on_stack+0xf/0x20
[ 141.332032][ C0]
[ 141.335010][ C0] do_softirq_own_stack+0x6e/0x90
[ 141.340066][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 141.345297][ C0] local_bh_enable+0x36/0x40
[ 141.349917][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 141.354979][ C0] dev_queue_xmit+0x4b/0x60
[ 141.359513][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 141.364844][ C0] packet_sendmsg+0x8778/0x9a60
[ 141.369749][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 141.375853][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.381106][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.386339][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 141.392088][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.397334][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 141.403173][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 141.409302][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 141.414328][ C0] ? packet_getsockopt+0x1120/0x1120
[ 141.419648][ C0] __sys_sendmsg+0x714/0x830
[ 141.424290][ C0] ? kmsan_get_metadata+0x117/0x180
[ 141.429519][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 141.435215][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.440540][ C0] __se_sys_sendmsg+0x97/0xb0
[ 141.445353][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 141.450113][ C0] do_syscall_64+0x9f/0x140
[ 141.454612][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 141.460517][ C0] RIP: 0033:0x443e29
[ 141.464398][ 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
[ 141.484040][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 141.492449][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 141.500424][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 141.508390][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 141.516442][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000022233
[ 141.524407][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 141.532461][ C0]
[ 141.534779][ C0] Uninit was stored to memory at:
[ 141.539798][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 141.545611][ C0] __msan_chain_origin+0x57/0xa0
[ 141.550663][ C0] iptunnel_xmit+0xbd6/0xf20
[ 141.555251][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 141.560574][ C0] geneve_xmit+0x209e/0x3c20
[ 141.565160][ C0] xmit_one+0x2b6/0x760
[ 141.569311][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 141.574339][ C0] dev_queue_xmit+0x4b/0x60
[ 141.578851][ C0] packet_sendmsg+0x8778/0x9a60
[ 141.583704][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 141.588597][ C0] __sys_sendmsg+0x714/0x830
[ 141.593344][ C0] __se_sys_sendmsg+0x97/0xb0
[ 141.598018][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 141.602778][ C0] do_syscall_64+0x9f/0x140
[ 141.607279][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 141.613168][ C0]
[ 141.615484][ C0] Uninit was created at:
[ 141.619888][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 141.625758][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 141.630474][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 141.636520][ C0] __alloc_skb+0x2f8/0xb30
[ 141.640938][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 141.646160][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 141.651445][ C0] packet_sendmsg+0x6aab/0x9a60
[ 141.656325][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 141.661228][ C0] __sys_sendmsg+0x714/0x830
[ 141.665877][ C0] __se_sys_sendmsg+0x97/0xb0
[ 141.670563][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 141.675321][ C0] do_syscall_64+0x9f/0x140
[ 141.679820][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 141.685717][ C0] =====================================================
[ 141.692773][ C0] =====================================================
[ 141.699715][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480
[ 141.706802][ C0] CPU: 0 PID: 8406 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 141.717937][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 141.728009][ C0] Call Trace:
[ 141.731302][ C0]
[ 141.734190][ C0] dump_stack+0x21c/0x280
[ 141.738555][ C0] kmsan_report+0xfb/0x1e0
[ 141.743039][ C0] __msan_warning+0x5f/0xa0
[ 141.747578][ C0] ip_rcv_core+0xf5d/0x1480
[ 141.752199][ C0] ip_rcv+0xc7/0x820
[ 141.756120][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.761406][ C0] __netif_receive_skb+0x1ec/0x640
[ 141.766554][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 141.772217][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 141.777850][ C0] process_backlog+0x517/0xbd0
[ 141.782754][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 141.788044][ C0] napi_poll+0x428/0x15c0
[ 141.792367][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.797603][ C0] net_rx_action+0x34c/0xd30
[ 141.802207][ C0] ? net_tx_action+0xd30/0xd30
[ 141.807024][ C0] __do_softirq+0x1b9/0x715
[ 141.811523][ C0] asm_call_irq_on_stack+0xf/0x20
[ 141.816586][ C0]
[ 141.819514][ C0] do_softirq_own_stack+0x6e/0x90
[ 141.824541][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 141.829925][ C0] local_bh_enable+0x36/0x40
[ 141.834547][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 141.839603][ C0] dev_queue_xmit+0x4b/0x60
[ 141.844104][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 141.849398][ C0] packet_sendmsg+0x8778/0x9a60
[ 141.854246][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 141.860315][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.865536][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.870738][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 141.876398][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.881594][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 141.887460][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 141.893529][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 141.898384][ C0] ? packet_getsockopt+0x1120/0x1120
[ 141.903668][ C0] __sys_sendmsg+0x714/0x830
[ 141.908558][ C0] ? kmsan_get_metadata+0x117/0x180
[ 141.913759][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 141.919399][ C0] ? kmsan_get_metadata+0x116/0x180
[ 141.924709][ C0] __se_sys_sendmsg+0x97/0xb0
[ 141.929440][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 141.934206][ C0] do_syscall_64+0x9f/0x140
[ 141.938710][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 141.944695][ C0] RIP: 0033:0x443e29
[ 141.948584][ 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
[ 141.968218][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 141.976648][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 141.984621][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 141.992587][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 142.000554][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000022233
[ 142.008524][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 142.016630][ C0]
[ 142.018991][ C0] Uninit was stored to memory at:
[ 142.024015][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 142.029746][ C0] __msan_chain_origin+0x57/0xa0
[ 142.034822][ C0] iptunnel_xmit+0xbd6/0xf20
[ 142.039554][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 142.044802][ C0] geneve_xmit+0x209e/0x3c20
[ 142.049412][ C0] xmit_one+0x2b6/0x760
[ 142.053592][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 142.058703][ C0] dev_queue_xmit+0x4b/0x60
[ 142.063202][ C0] packet_sendmsg+0x8778/0x9a60
[ 142.068052][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 142.072901][ C0] __sys_sendmsg+0x714/0x830
[ 142.077515][ C0] __se_sys_sendmsg+0x97/0xb0
[ 142.082268][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 142.087068][ C0] do_syscall_64+0x9f/0x140
[ 142.091572][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 142.097504][ C0]
[ 142.099849][ C0] Uninit was created at:
[ 142.104086][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 142.109806][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 142.114485][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 142.120416][ C0] __alloc_skb+0x2f8/0xb30
[ 142.124855][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 142.130052][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 142.135397][ C0] packet_sendmsg+0x6aab/0x9a60
[ 142.140246][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 142.145095][ C0] __sys_sendmsg+0x714/0x830
[ 142.149681][ C0] __se_sys_sendmsg+0x97/0xb0
[ 142.154375][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 142.159137][ C0] do_syscall_64+0x9f/0x140
[ 142.163652][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 142.169632][ C0] =====================================================
[ 142.176695][ C0] =====================================================
[ 142.183699][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480
[ 142.190654][ C0] CPU: 0 PID: 8406 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 142.201064][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 142.211151][ C0] Call Trace:
[ 142.214448][ C0]
[ 142.217418][ C0] dump_stack+0x21c/0x280
[ 142.221787][ C0] kmsan_report+0xfb/0x1e0
[ 142.226236][ C0] __msan_warning+0x5f/0xa0
[ 142.230770][ C0] ip_rcv_core+0x1068/0x1480
[ 142.235392][ C0] ip_rcv+0xc7/0x820
[ 142.239314][ C0] ? kmsan_get_metadata+0x116/0x180
[ 142.244549][ C0] __netif_receive_skb+0x1ec/0x640
[ 142.249690][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 142.255353][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 142.261010][ C0] process_backlog+0x517/0xbd0
[ 142.265781][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 142.271063][ C0] napi_poll+0x428/0x15c0
[ 142.275388][ C0] ? kmsan_get_metadata+0x116/0x180
[ 142.280588][ C0] net_rx_action+0x34c/0xd30
[ 142.285224][ C0] ? net_tx_action+0xd30/0xd30
[ 142.289986][ C0] __do_softirq+0x1b9/0x715
[ 142.294551][ C0] asm_call_irq_on_stack+0xf/0x20
[ 142.299614][ C0]
[ 142.302539][ C0] do_softirq_own_stack+0x6e/0x90
[ 142.307686][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 142.312949][ C0] local_bh_enable+0x36/0x40
[ 142.317847][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 142.322886][ C0] dev_queue_xmit+0x4b/0x60
[ 142.327417][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 142.332743][ C0] packet_sendmsg+0x8778/0x9a60
[ 142.337608][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 142.343698][ C0] ? kmsan_get_metadata+0x116/0x180
[ 142.348950][ C0] ? kmsan_get_metadata+0x116/0x180
[ 142.354162][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 142.360176][ C0] ? kmsan_get_metadata+0x116/0x180
[ 142.365555][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 142.371468][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 142.377550][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 142.382440][ C0] ? packet_getsockopt+0x1120/0x1120
[ 142.387754][ C0] __sys_sendmsg+0x714/0x830
[ 142.392344][ C0] ? kmsan_get_metadata+0x117/0x180
[ 142.397722][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 142.403382][ C0] ? kmsan_get_metadata+0x116/0x180
[ 142.408587][ C0] __se_sys_sendmsg+0x97/0xb0
[ 142.413266][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 142.418026][ C0] do_syscall_64+0x9f/0x140
[ 142.422524][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 142.428437][ C0] RIP: 0033:0x443e29
[ 142.432322][ 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
[ 142.451925][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 142.460331][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 142.468295][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 142.476359][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 142.484370][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000022233
[ 142.492421][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 142.500391][ C0]
[ 142.502749][ C0] Uninit was stored to memory at:
[ 142.507795][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 142.513517][ C0] __msan_chain_origin+0x57/0xa0
[ 142.518465][ C0] __ip_local_out+0x479/0x840
[ 142.523323][ C0] ip_local_out+0xa1/0x1e0
[ 142.527790][ C0] iptunnel_xmit+0x931/0xf20
[ 142.532378][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 142.537607][ C0] geneve_xmit+0x209e/0x3c20
[ 142.542196][ C0] xmit_one+0x2b6/0x760
[ 142.546348][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 142.551374][ C0] dev_queue_xmit+0x4b/0x60
[ 142.556085][ C0] packet_sendmsg+0x8778/0x9a60
[ 142.560963][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 142.565824][ C0] __sys_sendmsg+0x714/0x830
[ 142.570446][ C0] __se_sys_sendmsg+0x97/0xb0
[ 142.575123][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 142.579890][ C0] do_syscall_64+0x9f/0x140
[ 142.584394][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 142.590375][ C0]
[ 142.592736][ C0] Uninit was stored to memory at:
[ 142.597744][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 142.603461][ C0] __msan_chain_origin+0x57/0xa0
[ 142.608397][ C0] iptunnel_xmit+0xbd6/0xf20
[ 142.612987][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 142.618401][ C0] geneve_xmit+0x209e/0x3c20
[ 142.623001][ C0] xmit_one+0x2b6/0x760
[ 142.627219][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 142.632248][ C0] dev_queue_xmit+0x4b/0x60
[ 142.636772][ C0] packet_sendmsg+0x8778/0x9a60
[ 142.641622][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 142.646494][ C0] __sys_sendmsg+0x714/0x830
[ 142.651140][ C0] __se_sys_sendmsg+0x97/0xb0
[ 142.655815][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 142.660777][ C0] do_syscall_64+0x9f/0x140
[ 142.665352][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 142.671246][ C0]
[ 142.673561][ C0] Uninit was created at:
[ 142.677791][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 142.683534][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 142.688324][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 142.694219][ C0] __alloc_skb+0x2f8/0xb30
[ 142.698642][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 142.703861][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 142.709054][ C0] packet_sendmsg+0x6aab/0x9a60
executing program
[ 142.714076][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 142.718926][ C0] __sys_sendmsg+0x714/0x830
[ 142.723513][ C0] __se_sys_sendmsg+0x97/0xb0
[ 142.728188][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 142.732951][ C0] do_syscall_64+0x9f/0x140
[ 142.737524][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 142.743430][ C0] =====================================================
[ 142.794272][ C1] =====================================================
[ 142.801276][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480
[ 142.808160][ C1] CPU: 1 PID: 8407 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 142.818416][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 142.828490][ C1] Call Trace:
[ 142.831780][ C1]
[ 142.834888][ C1] dump_stack+0x21c/0x280
[ 142.839282][ C1] kmsan_report+0xfb/0x1e0
[ 142.843732][ C1] __msan_warning+0x5f/0xa0
[ 142.848242][ C1] ip_rcv_core+0xf4c/0x1480
[ 142.852919][ C1] ip_rcv+0xc7/0x820
[ 142.856820][ C1] ? kmsan_get_metadata+0x116/0x180
[ 142.862607][ C1] __netif_receive_skb+0x1ec/0x640
[ 142.867723][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 142.873504][ C1] ? ip_local_deliver_finish+0x370/0x370
[ 142.879139][ C1] process_backlog+0x517/0xbd0
[ 142.883904][ C1] ? native_apic_mem_write+0x45/0x90
[ 142.889339][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 142.894621][ C1] napi_poll+0x428/0x15c0
[ 142.898948][ C1] net_rx_action+0x34c/0xd30
[ 142.903544][ C1] ? net_tx_action+0xd30/0xd30
[ 142.908420][ C1] __do_softirq+0x1b9/0x715
[ 142.912979][ C1] asm_call_irq_on_stack+0xf/0x20
[ 142.918087][ C1]
[ 142.921246][ C1] do_softirq_own_stack+0x6e/0x90
[ 142.926310][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 142.931510][ C1] local_bh_enable+0x36/0x40
[ 142.936102][ C1] __dev_queue_xmit+0x3b3e/0x45c0
[ 142.941258][ C1] dev_queue_xmit+0x4b/0x60
[ 142.945883][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 142.951170][ C1] packet_sendmsg+0x8778/0x9a60
[ 142.956020][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 142.962083][ C1] ? kmsan_get_metadata+0x116/0x180
[ 142.967438][ C1] ? kmsan_get_metadata+0x116/0x180
[ 142.972768][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 142.978523][ C1] ? kmsan_get_metadata+0x116/0x180
[ 142.983864][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 142.989671][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 142.995741][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 143.000590][ C1] ? packet_getsockopt+0x1120/0x1120
[ 143.005878][ C1] __sys_sendmsg+0x714/0x830
[ 143.010644][ C1] ? kmsan_get_metadata+0x117/0x180
[ 143.015841][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.021554][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.026754][ C1] __se_sys_sendmsg+0x97/0xb0
[ 143.031538][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 143.036510][ C1] do_syscall_64+0x9f/0x140
[ 143.041008][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.046912][ C1] RIP: 0033:0x443e29
[ 143.050800][ 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
[ 143.070511][ C1] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 143.079207][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 143.087177][ C1] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 143.095267][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 143.103562][ C1] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000022889
[ 143.111537][ C1] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 143.119594][ C1]
[ 143.121911][ C1] Uninit was stored to memory at:
[ 143.126913][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 143.132726][ C1] __msan_chain_origin+0x57/0xa0
[ 143.137668][ C1] iptunnel_xmit+0xbd6/0xf20
[ 143.142281][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 143.147388][ C1] geneve_xmit+0x209e/0x3c20
[ 143.151972][ C1] xmit_one+0x2b6/0x760
[ 143.156122][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 143.161141][ C1] dev_queue_xmit+0x4b/0x60
[ 143.165639][ C1] packet_sendmsg+0x8778/0x9a60
[ 143.170623][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 143.175472][ C1] __sys_sendmsg+0x714/0x830
[ 143.180146][ C1] __se_sys_sendmsg+0x97/0xb0
[ 143.184821][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 143.189583][ C1] do_syscall_64+0x9f/0x140
[ 143.194080][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.199971][ C1]
[ 143.202308][ C1] Uninit was created at:
[ 143.206591][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 143.212310][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 143.216983][ C1] __kmalloc_node_track_caller+0xa37/0x1430
[ 143.222870][ C1] __alloc_skb+0x2f8/0xb30
[ 143.227286][ C1] alloc_skb_with_frags+0x1f3/0xc10
[ 143.232478][ C1] sock_alloc_send_pskb+0xdc1/0xf90
[ 143.237675][ C1] packet_sendmsg+0x6aab/0x9a60
[ 143.242545][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 143.247394][ C1] __sys_sendmsg+0x714/0x830
[ 143.252026][ C1] __se_sys_sendmsg+0x97/0xb0
[ 143.256727][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 143.261483][ C1] do_syscall_64+0x9f/0x140
[ 143.265979][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.272023][ C1] =====================================================
[ 143.279128][ C1] =====================================================
[ 143.286069][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480
[ 143.292955][ C1] CPU: 1 PID: 8407 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 143.303266][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 143.313341][ C1] Call Trace:
[ 143.316635][ C1]
[ 143.319494][ C1] dump_stack+0x21c/0x280
[ 143.323863][ C1] kmsan_report+0xfb/0x1e0
[ 143.328324][ C1] __msan_warning+0x5f/0xa0
[ 143.332862][ C1] ip_rcv_core+0xf5d/0x1480
[ 143.337420][ C1] ip_rcv+0xc7/0x820
[ 143.341340][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.346575][ C1] __netif_receive_skb+0x1ec/0x640
[ 143.351903][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.357661][ C1] ? ip_local_deliver_finish+0x370/0x370
[ 143.363352][ C1] process_backlog+0x517/0xbd0
[ 143.368114][ C1] ? native_apic_mem_write+0x45/0x90
[ 143.373443][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 143.378723][ C1] napi_poll+0x428/0x15c0
[ 143.383055][ C1] net_rx_action+0x34c/0xd30
[ 143.387650][ C1] ? net_tx_action+0xd30/0xd30
[ 143.392433][ C1] __do_softirq+0x1b9/0x715
[ 143.396934][ C1] asm_call_irq_on_stack+0xf/0x20
[ 143.401986][ C1]
[ 143.404914][ C1] do_softirq_own_stack+0x6e/0x90
[ 143.409937][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 143.415133][ C1] local_bh_enable+0x36/0x40
[ 143.419727][ C1] __dev_queue_xmit+0x3b3e/0x45c0
[ 143.424774][ C1] dev_queue_xmit+0x4b/0x60
[ 143.429287][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 143.434608][ C1] packet_sendmsg+0x8778/0x9a60
[ 143.439511][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 143.445609][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.450814][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.456012][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.461645][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.466841][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 143.472644][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 143.478714][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 143.483654][ C1] ? packet_getsockopt+0x1120/0x1120
[ 143.488943][ C1] __sys_sendmsg+0x714/0x830
[ 143.493542][ C1] ? kmsan_get_metadata+0x117/0x180
[ 143.498766][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.504410][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.509610][ C1] __se_sys_sendmsg+0x97/0xb0
[ 143.514285][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 143.519046][ C1] do_syscall_64+0x9f/0x140
[ 143.523672][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.529569][ C1] RIP: 0033:0x443e29
[ 143.533521][ 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
[ 143.553339][ C1] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 143.561750][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 143.569884][ C1] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 143.577868][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 143.585854][ C1] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000022889
[ 143.593965][ C1] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 143.601934][ C1]
[ 143.604294][ C1] Uninit was stored to memory at:
[ 143.609390][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 143.615133][ C1] __msan_chain_origin+0x57/0xa0
[ 143.620071][ C1] iptunnel_xmit+0xbd6/0xf20
[ 143.624685][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 143.630146][ C1] geneve_xmit+0x209e/0x3c20
[ 143.634730][ C1] xmit_one+0x2b6/0x760
[ 143.638886][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 143.643940][ C1] dev_queue_xmit+0x4b/0x60
[ 143.648441][ C1] packet_sendmsg+0x8778/0x9a60
[ 143.653290][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 143.658139][ C1] __sys_sendmsg+0x714/0x830
[ 143.662723][ C1] __se_sys_sendmsg+0x97/0xb0
[ 143.667394][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 143.672329][ C1] do_syscall_64+0x9f/0x140
[ 143.676850][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.682792][ C1]
[ 143.685107][ C1] Uninit was created at:
[ 143.689331][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 143.695094][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 143.699768][ C1] __kmalloc_node_track_caller+0xa37/0x1430
[ 143.705658][ C1] __alloc_skb+0x2f8/0xb30
[ 143.710121][ C1] alloc_skb_with_frags+0x1f3/0xc10
[ 143.715365][ C1] sock_alloc_send_pskb+0xdc1/0xf90
[ 143.720600][ C1] packet_sendmsg+0x6aab/0x9a60
[ 143.725451][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 143.730295][ C1] __sys_sendmsg+0x714/0x830
[ 143.734990][ C1] __se_sys_sendmsg+0x97/0xb0
[ 143.739703][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 143.744465][ C1] do_syscall_64+0x9f/0x140
[ 143.749121][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.755066][ C1] =====================================================
[ 143.762676][ C1] =====================================================
[ 143.769628][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480
[ 143.776597][ C1] CPU: 1 PID: 8407 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 143.786908][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 143.797002][ C1] Call Trace:
[ 143.800344][ C1]
[ 143.803202][ C1] dump_stack+0x21c/0x280
[ 143.807583][ C1] kmsan_report+0xfb/0x1e0
[ 143.812032][ C1] __msan_warning+0x5f/0xa0
[ 143.816569][ C1] ip_rcv_core+0x1068/0x1480
[ 143.821193][ C1] ip_rcv+0xc7/0x820
[ 143.825309][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.830542][ C1] __netif_receive_skb+0x1ec/0x640
[ 143.835808][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.841613][ C1] ? ip_local_deliver_finish+0x370/0x370
[ 143.847476][ C1] process_backlog+0x517/0xbd0
[ 143.852242][ C1] ? native_apic_mem_write+0x45/0x90
[ 143.857713][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 143.863117][ C1] napi_poll+0x428/0x15c0
[ 143.867471][ C1] net_rx_action+0x34c/0xd30
[ 143.872280][ C1] ? net_tx_action+0xd30/0xd30
[ 143.877228][ C1] __do_softirq+0x1b9/0x715
[ 143.881759][ C1] asm_call_irq_on_stack+0xf/0x20
[ 143.886790][ C1]
[ 143.889853][ C1] do_softirq_own_stack+0x6e/0x90
[ 143.895252][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 143.900457][ C1] local_bh_enable+0x36/0x40
[ 143.905049][ C1] __dev_queue_xmit+0x3b3e/0x45c0
[ 143.910311][ C1] dev_queue_xmit+0x4b/0x60
[ 143.915039][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 143.920447][ C1] packet_sendmsg+0x8778/0x9a60
[ 143.925821][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 143.931888][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.937093][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.942317][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.947951][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.953150][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 143.959100][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 143.965367][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 143.970470][ C1] ? packet_getsockopt+0x1120/0x1120
[ 143.975756][ C1] __sys_sendmsg+0x714/0x830
[ 143.980348][ C1] ? kmsan_get_metadata+0x117/0x180
[ 143.985674][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 143.991309][ C1] ? kmsan_get_metadata+0x116/0x180
[ 143.996515][ C1] __se_sys_sendmsg+0x97/0xb0
[ 144.001218][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 144.006004][ C1] do_syscall_64+0x9f/0x140
[ 144.010622][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.016643][ C1] RIP: 0033:0x443e29
[ 144.020709][ 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
[ 144.040312][ C1] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 144.048723][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 144.056691][ C1] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 144.066602][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 144.074855][ C1] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000022889
[ 144.082955][ C1] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 144.091293][ C1]
[ 144.093627][ C1] Uninit was stored to memory at:
[ 144.098649][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 144.104371][ C1] __msan_chain_origin+0x57/0xa0
[ 144.109443][ C1] __ip_local_out+0x479/0x840
[ 144.114256][ C1] ip_local_out+0xa1/0x1e0
[ 144.118668][ C1] iptunnel_xmit+0x931/0xf20
[ 144.123259][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 144.128369][ C1] geneve_xmit+0x209e/0x3c20
[ 144.132956][ C1] xmit_one+0x2b6/0x760
[ 144.137112][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 144.142441][ C1] dev_queue_xmit+0x4b/0x60
[ 144.146945][ C1] packet_sendmsg+0x8778/0x9a60
[ 144.152124][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 144.156976][ C1] __sys_sendmsg+0x714/0x830
[ 144.161592][ C1] __se_sys_sendmsg+0x97/0xb0
[ 144.166554][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 144.171316][ C1] do_syscall_64+0x9f/0x140
[ 144.175818][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.181776][ C1]
[ 144.184106][ C1] Uninit was stored to memory at:
[ 144.189146][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 144.194895][ C1] __msan_chain_origin+0x57/0xa0
[ 144.199949][ C1] iptunnel_xmit+0xbd6/0xf20
[ 144.204538][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 144.209704][ C1] geneve_xmit+0x209e/0x3c20
[ 144.214295][ C1] xmit_one+0x2b6/0x760
[ 144.218449][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 144.223524][ C1] dev_queue_xmit+0x4b/0x60
[ 144.228024][ C1] packet_sendmsg+0x8778/0x9a60
[ 144.232943][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 144.237818][ C1] __sys_sendmsg+0x714/0x830
[ 144.242433][ C1] __se_sys_sendmsg+0x97/0xb0
[ 144.247142][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 144.251935][ C1] do_syscall_64+0x9f/0x140
[ 144.256458][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.262459][ C1]
[ 144.264790][ C1] Uninit was created at:
[ 144.269027][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 144.274744][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 144.279419][ C1] __kmalloc_node_track_caller+0xa37/0x1430
[ 144.285353][ C1] __alloc_skb+0x2f8/0xb30
[ 144.289764][ C1] alloc_skb_with_frags+0x1f3/0xc10
[ 144.294963][ C1] sock_alloc_send_pskb+0xdc1/0xf90
executing program
[ 144.300154][ C1] packet_sendmsg+0x6aab/0x9a60
[ 144.305003][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 144.309850][ C1] __sys_sendmsg+0x714/0x830
[ 144.314437][ C1] __se_sys_sendmsg+0x97/0xb0
[ 144.319109][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 144.323867][ C1] do_syscall_64+0x9f/0x140
[ 144.328370][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.334261][ C1] =====================================================
[ 144.383935][ C1] =====================================================
[ 144.390913][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480
[ 144.398086][ C1] CPU: 1 PID: 8408 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 144.408259][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 144.418329][ C1] Call Trace:
[ 144.421619][ C1]
[ 144.424496][ C1] dump_stack+0x21c/0x280
[ 144.428970][ C1] kmsan_report+0xfb/0x1e0
[ 144.433555][ C1] __msan_warning+0x5f/0xa0
[ 144.438072][ C1] ip_rcv_core+0xf4c/0x1480
[ 144.442601][ C1] ip_rcv+0xc7/0x820
[ 144.446504][ C1] ? kmsan_get_metadata+0x116/0x180
[ 144.451833][ C1] __netif_receive_skb+0x1ec/0x640
[ 144.456946][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 144.462580][ C1] ? ip_local_deliver_finish+0x370/0x370
[ 144.468237][ C1] process_backlog+0x517/0xbd0
[ 144.475778][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 144.481267][ C1] napi_poll+0x428/0x15c0
[ 144.485739][ C1] net_rx_action+0x34c/0xd30
[ 144.490329][ C1] ? net_tx_action+0xd30/0xd30
[ 144.495256][ C1] __do_softirq+0x1b9/0x715
[ 144.499891][ C1] ? handle_edge_irq+0x1288/0x1390
[ 144.505250][ C1] asm_call_irq_on_stack+0xf/0x20
[ 144.510276][ C1]
[ 144.513212][ C1] do_softirq_own_stack+0x6e/0x90
[ 144.518241][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 144.523604][ C1] local_bh_enable+0x36/0x40
[ 144.528195][ C1] __dev_queue_xmit+0x3b3e/0x45c0
[ 144.533333][ C1] dev_queue_xmit+0x4b/0x60
[ 144.537838][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 144.543263][ C1] packet_sendmsg+0x8778/0x9a60
[ 144.548255][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 144.554323][ C1] ? kmsan_get_metadata+0x116/0x180
[ 144.559531][ C1] ? kmsan_get_metadata+0x116/0x180
[ 144.564942][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 144.570574][ C1] ? kmsan_get_metadata+0x116/0x180
[ 144.575891][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 144.581888][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 144.587962][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 144.592818][ C1] ? packet_getsockopt+0x1120/0x1120
[ 144.598113][ C1] __sys_sendmsg+0x714/0x830
[ 144.602822][ C1] ? kmsan_get_metadata+0x116/0x180
[ 144.608030][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 144.613898][ C1] ? kmsan_get_metadata+0x116/0x180
[ 144.619110][ C1] __se_sys_sendmsg+0x97/0xb0
[ 144.623869][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 144.628639][ C1] do_syscall_64+0x9f/0x140
[ 144.633242][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.639137][ C1] RIP: 0033:0x443e29
[ 144.643022][ 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
[ 144.662726][ C1] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 144.671275][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 144.679288][ C1] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 144.687263][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 144.695240][ C1] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000022ec8
[ 144.703209][ C1] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 144.711193][ C1]
[ 144.713526][ C1] Uninit was stored to memory at:
[ 144.718546][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 144.724266][ C1] __msan_chain_origin+0x57/0xa0
[ 144.729203][ C1] iptunnel_xmit+0xbd6/0xf20
[ 144.733922][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 144.739137][ C1] geneve_xmit+0x209e/0x3c20
[ 144.743838][ C1] xmit_one+0x2b6/0x760
[ 144.747995][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 144.753017][ C1] dev_queue_xmit+0x4b/0x60
[ 144.757630][ C1] packet_sendmsg+0x8778/0x9a60
[ 144.762502][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 144.767351][ C1] __sys_sendmsg+0x714/0x830
[ 144.771948][ C1] __se_sys_sendmsg+0x97/0xb0
[ 144.776650][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 144.781418][ C1] do_syscall_64+0x9f/0x140
[ 144.785918][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.791840][ C1]
[ 144.794163][ C1] Uninit was created at:
[ 144.798389][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 144.804193][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 144.808877][ C1] __kmalloc_node_track_caller+0xa37/0x1430
[ 144.814765][ C1] __alloc_skb+0x2f8/0xb30
[ 144.819177][ C1] alloc_skb_with_frags+0x1f3/0xc10
[ 144.824371][ C1] sock_alloc_send_pskb+0xdc1/0xf90
[ 144.829561][ C1] packet_sendmsg+0x6aab/0x9a60
[ 144.834611][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 144.839602][ C1] __sys_sendmsg+0x714/0x830
[ 144.844187][ C1] __se_sys_sendmsg+0x97/0xb0
[ 144.848879][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 144.853672][ C1] do_syscall_64+0x9f/0x140
[ 144.858405][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.864297][ C1] =====================================================
[ 144.871516][ C1] =====================================================
[ 144.878461][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480
[ 144.885346][ C1] CPU: 1 PID: 8408 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 144.895829][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 144.905910][ C1] Call Trace:
[ 144.909205][ C1]
[ 144.912067][ C1] dump_stack+0x21c/0x280
[ 144.916521][ C1] kmsan_report+0xfb/0x1e0
[ 144.920976][ C1] __msan_warning+0x5f/0xa0
[ 144.925514][ C1] ip_rcv_core+0xf5d/0x1480
[ 144.930053][ C1] ip_rcv+0xc7/0x820
[ 144.933981][ C1] ? kmsan_get_metadata+0x116/0x180
[ 144.939213][ C1] __netif_receive_skb+0x1ec/0x640
[ 144.944356][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 144.950021][ C1] ? ip_local_deliver_finish+0x370/0x370
[ 144.955704][ C1] process_backlog+0x517/0xbd0
[ 144.960586][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 144.965873][ C1] napi_poll+0x428/0x15c0
[ 144.970414][ C1] net_rx_action+0x34c/0xd30
[ 144.975544][ C1] ? net_tx_action+0xd30/0xd30
[ 144.980567][ C1] __do_softirq+0x1b9/0x715
[ 144.985076][ C1] ? handle_edge_irq+0x1288/0x1390
[ 144.990361][ C1] asm_call_irq_on_stack+0xf/0x20
[ 144.995662][ C1]
[ 144.998591][ C1] do_softirq_own_stack+0x6e/0x90
[ 145.003868][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 145.009078][ C1] local_bh_enable+0x36/0x40
[ 145.013856][ C1] __dev_queue_xmit+0x3b3e/0x45c0
[ 145.019010][ C1] dev_queue_xmit+0x4b/0x60
[ 145.023514][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 145.029304][ C1] packet_sendmsg+0x8778/0x9a60
[ 145.034275][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 145.040353][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.045672][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.051016][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 145.056831][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.062162][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 145.067982][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 145.074423][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 145.079472][ C1] ? packet_getsockopt+0x1120/0x1120
[ 145.084766][ C1] __sys_sendmsg+0x714/0x830
[ 145.089510][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.094869][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 145.100692][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.106261][ C1] __se_sys_sendmsg+0x97/0xb0
[ 145.110980][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 145.115776][ C1] do_syscall_64+0x9f/0x140
[ 145.120285][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.126214][ C1] RIP: 0033:0x443e29
[ 145.130122][ 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
[ 145.149811][ C1] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 145.158223][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 145.166238][ C1] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 145.174203][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 145.182229][ C1] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000022ec8
[ 145.190197][ C1] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 145.198262][ C1]
[ 145.200598][ C1] Uninit was stored to memory at:
[ 145.205709][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 145.211485][ C1] __msan_chain_origin+0x57/0xa0
[ 145.216463][ C1] iptunnel_xmit+0xbd6/0xf20
[ 145.221054][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 145.226293][ C1] geneve_xmit+0x209e/0x3c20
[ 145.231031][ C1] xmit_one+0x2b6/0x760
[ 145.235210][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 145.240236][ C1] dev_queue_xmit+0x4b/0x60
[ 145.244766][ C1] packet_sendmsg+0x8778/0x9a60
[ 145.249623][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 145.254589][ C1] __sys_sendmsg+0x714/0x830
[ 145.259181][ C1] __se_sys_sendmsg+0x97/0xb0
[ 145.263863][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 145.268630][ C1] do_syscall_64+0x9f/0x140
[ 145.273257][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.279237][ C1]
[ 145.281563][ C1] Uninit was created at:
[ 145.285787][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 145.291518][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 145.296196][ C1] __kmalloc_node_track_caller+0xa37/0x1430
[ 145.302086][ C1] __alloc_skb+0x2f8/0xb30
[ 145.306566][ C1] alloc_skb_with_frags+0x1f3/0xc10
[ 145.311831][ C1] sock_alloc_send_pskb+0xdc1/0xf90
[ 145.317060][ C1] packet_sendmsg+0x6aab/0x9a60
[ 145.322406][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 145.327277][ C1] __sys_sendmsg+0x714/0x830
[ 145.332107][ C1] __se_sys_sendmsg+0x97/0xb0
[ 145.337183][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 145.342205][ C1] do_syscall_64+0x9f/0x140
[ 145.346712][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.352625][ C1] =====================================================
[ 145.359666][ C1] =====================================================
[ 145.366624][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480
[ 145.373601][ C1] CPU: 1 PID: 8408 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 145.383780][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 145.393863][ C1] Call Trace:
[ 145.397165][ C1]
[ 145.400138][ C1] dump_stack+0x21c/0x280
[ 145.404508][ C1] kmsan_report+0xfb/0x1e0
[ 145.408966][ C1] __msan_warning+0x5f/0xa0
[ 145.413505][ C1] ip_rcv_core+0x1068/0x1480
[ 145.418320][ C1] ip_rcv+0xc7/0x820
[ 145.422247][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.427479][ C1] __netif_receive_skb+0x1ec/0x640
[ 145.432617][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 145.438279][ C1] ? ip_local_deliver_finish+0x370/0x370
[ 145.443915][ C1] process_backlog+0x517/0xbd0
[ 145.448678][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 145.453966][ C1] napi_poll+0x428/0x15c0
[ 145.458433][ C1] net_rx_action+0x34c/0xd30
[ 145.463159][ C1] ? net_tx_action+0xd30/0xd30
[ 145.467923][ C1] __do_softirq+0x1b9/0x715
[ 145.472432][ C1] ? handle_edge_irq+0x1288/0x1390
[ 145.477945][ C1] asm_call_irq_on_stack+0xf/0x20
[ 145.483106][ C1]
[ 145.486030][ C1] do_softirq_own_stack+0x6e/0x90
[ 145.491069][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 145.496272][ C1] local_bh_enable+0x36/0x40
[ 145.500947][ C1] __dev_queue_xmit+0x3b3e/0x45c0
[ 145.505982][ C1] dev_queue_xmit+0x4b/0x60
[ 145.510619][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 145.515931][ C1] packet_sendmsg+0x8778/0x9a60
[ 145.520781][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 145.526847][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.532041][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.537301][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 145.542980][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.549131][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 145.555077][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 145.561160][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 145.566040][ C1] ? packet_getsockopt+0x1120/0x1120
[ 145.571327][ C1] __sys_sendmsg+0x714/0x830
[ 145.575917][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.581116][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 145.586955][ C1] ? kmsan_get_metadata+0x116/0x180
[ 145.592182][ C1] __se_sys_sendmsg+0x97/0xb0
[ 145.597136][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 145.601909][ C1] do_syscall_64+0x9f/0x140
[ 145.606413][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.612394][ C1] RIP: 0033:0x443e29
[ 145.616530][ 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
[ 145.636223][ C1] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 145.644639][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 145.652618][ C1] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 145.660794][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 145.668885][ C1] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000022ec8
[ 145.676879][ C1] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 145.684871][ C1]
[ 145.687578][ C1] Uninit was stored to memory at:
[ 145.692607][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 145.698340][ C1] __msan_chain_origin+0x57/0xa0
[ 145.703423][ C1] __ip_local_out+0x479/0x840
[ 145.708189][ C1] ip_local_out+0xa1/0x1e0
[ 145.712800][ C1] iptunnel_xmit+0x931/0xf20
[ 145.717470][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 145.722918][ C1] geneve_xmit+0x209e/0x3c20
[ 145.727683][ C1] xmit_one+0x2b6/0x760
[ 145.731879][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 145.736931][ C1] dev_queue_xmit+0x4b/0x60
[ 145.741449][ C1] packet_sendmsg+0x8778/0x9a60
[ 145.746302][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 145.751696][ C1] __sys_sendmsg+0x714/0x830
[ 145.756291][ C1] __se_sys_sendmsg+0x97/0xb0
[ 145.760982][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 145.765745][ C1] do_syscall_64+0x9f/0x140
[ 145.770404][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.776298][ C1]
[ 145.778851][ C1] Uninit was stored to memory at:
[ 145.783994][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 145.789879][ C1] __msan_chain_origin+0x57/0xa0
[ 145.795030][ C1] iptunnel_xmit+0xbd6/0xf20
[ 145.799710][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 145.805238][ C1] geneve_xmit+0x209e/0x3c20
[ 145.810112][ C1] xmit_one+0x2b6/0x760
[ 145.814349][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 145.819374][ C1] dev_queue_xmit+0x4b/0x60
[ 145.824204][ C1] packet_sendmsg+0x8778/0x9a60
[ 145.829064][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 145.834115][ C1] __sys_sendmsg+0x714/0x830
[ 145.838910][ C1] __se_sys_sendmsg+0x97/0xb0
[ 145.843786][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 145.848927][ C1] do_syscall_64+0x9f/0x140
[ 145.853800][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.859699][ C1]
[ 145.862016][ C1] Uninit was created at:
[ 145.866360][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 145.872350][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 145.877264][ C1] __kmalloc_node_track_caller+0xa37/0x1430
[ 145.883159][ C1] __alloc_skb+0x2f8/0xb30
[ 145.887675][ C1] alloc_skb_with_frags+0x1f3/0xc10
[ 145.893027][ C1] sock_alloc_send_pskb+0xdc1/0xf90
[ 145.898757][ C1] packet_sendmsg+0x6aab/0x9a60
[ 145.903735][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 145.908923][ C1] __sys_sendmsg+0x714/0x830
[ 145.913709][ C1] __se_sys_sendmsg+0x97/0xb0
[ 145.918418][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 145.923347][ C1] do_syscall_64+0x9f/0x140
[ 145.927850][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.934000][ C1] =====================================================
executing program
[ 145.986743][ C0] =====================================================
[ 145.993970][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480
[ 146.000953][ C0] CPU: 0 PID: 8409 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 146.011558][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 146.021738][ C0] Call Trace:
[ 146.025062][ C0]
[ 146.027906][ C0] dump_stack+0x21c/0x280
[ 146.032240][ C0] kmsan_report+0xfb/0x1e0
[ 146.036727][ C0] __msan_warning+0x5f/0xa0
[ 146.041247][ C0] ip_rcv_core+0xf4c/0x1480
[ 146.045967][ C0] ip_rcv+0xc7/0x820
[ 146.050198][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.055495][ C0] __netif_receive_skb+0x1ec/0x640
[ 146.061377][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 146.067469][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 146.073226][ C0] process_backlog+0x517/0xbd0
[ 146.078344][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 146.083842][ C0] napi_poll+0x428/0x15c0
[ 146.088694][ C0] net_rx_action+0x34c/0xd30
[ 146.093292][ C0] ? net_tx_action+0xd30/0xd30
[ 146.099323][ C0] __do_softirq+0x1b9/0x715
[ 146.103966][ C0] ? handle_edge_irq+0x1288/0x1390
[ 146.109213][ C0] asm_call_irq_on_stack+0xf/0x20
[ 146.114375][ C0]
[ 146.117307][ C0] do_softirq_own_stack+0x6e/0x90
[ 146.122342][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 146.127714][ C0] local_bh_enable+0x36/0x40
[ 146.132497][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 146.137648][ C0] dev_queue_xmit+0x4b/0x60
[ 146.142166][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 146.147565][ C0] packet_sendmsg+0x8778/0x9a60
[ 146.152510][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 146.158587][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.163910][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.169111][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 146.174747][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.179974][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 146.185813][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 146.191887][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 146.196832][ C0] ? packet_getsockopt+0x1120/0x1120
[ 146.202190][ C0] __sys_sendmsg+0x714/0x830
[ 146.206836][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.212041][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 146.217886][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.223138][ C0] __se_sys_sendmsg+0x97/0xb0
[ 146.227814][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 146.232576][ C0] do_syscall_64+0x9f/0x140
[ 146.237113][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 146.243006][ C0] RIP: 0033:0x443e29
[ 146.246896][ 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
[ 146.266526][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 146.275080][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 146.283048][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 146.291020][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 146.299052][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 00000000000234f8
[ 146.307020][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 146.315166][ C0]
[ 146.317490][ C0] Uninit was stored to memory at:
[ 146.322517][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 146.328269][ C0] __msan_chain_origin+0x57/0xa0
[ 146.333256][ C0] iptunnel_xmit+0xbd6/0xf20
[ 146.337843][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 146.342955][ C0] geneve_xmit+0x209e/0x3c20
[ 146.347548][ C0] xmit_one+0x2b6/0x760
[ 146.351710][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 146.356803][ C0] dev_queue_xmit+0x4b/0x60
[ 146.361302][ C0] packet_sendmsg+0x8778/0x9a60
[ 146.366412][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 146.371263][ C0] __sys_sendmsg+0x714/0x830
[ 146.375969][ C0] __se_sys_sendmsg+0x97/0xb0
[ 146.380694][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 146.385598][ C0] do_syscall_64+0x9f/0x140
[ 146.390099][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 146.396019][ C0]
[ 146.398461][ C0] Uninit was created at:
[ 146.402686][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 146.408488][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 146.413163][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 146.419147][ C0] __alloc_skb+0x2f8/0xb30
[ 146.423761][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 146.428977][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 146.434531][ C0] packet_sendmsg+0x6aab/0x9a60
[ 146.439421][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 146.444274][ C0] __sys_sendmsg+0x714/0x830
[ 146.448860][ C0] __se_sys_sendmsg+0x97/0xb0
[ 146.453535][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 146.458297][ C0] do_syscall_64+0x9f/0x140
[ 146.462796][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 146.468689][ C0] =====================================================
[ 146.475828][ C0] =====================================================
[ 146.482846][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480
[ 146.489845][ C0] CPU: 0 PID: 8409 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 146.500140][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 146.510350][ C0] Call Trace:
[ 146.513627][ C0]
[ 146.516571][ C0] dump_stack+0x21c/0x280
[ 146.521021][ C0] kmsan_report+0xfb/0x1e0
[ 146.525440][ C0] __msan_warning+0x5f/0xa0
[ 146.530018][ C0] ip_rcv_core+0xf5d/0x1480
[ 146.534564][ C0] ip_rcv+0xc7/0x820
[ 146.538458][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.543663][ C0] __netif_receive_skb+0x1ec/0x640
[ 146.548873][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 146.554505][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 146.560254][ C0] process_backlog+0x517/0xbd0
[ 146.565019][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 146.570308][ C0] napi_poll+0x428/0x15c0
[ 146.574636][ C0] net_rx_action+0x34c/0xd30
[ 146.579423][ C0] ? net_tx_action+0xd30/0xd30
[ 146.584185][ C0] __do_softirq+0x1b9/0x715
[ 146.588774][ C0] ? handle_edge_irq+0x1288/0x1390
[ 146.593886][ C0] asm_call_irq_on_stack+0xf/0x20
[ 146.599090][ C0]
[ 146.602028][ C0] do_softirq_own_stack+0x6e/0x90
[ 146.607117][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 146.612315][ C0] local_bh_enable+0x36/0x40
[ 146.616907][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 146.621943][ C0] dev_queue_xmit+0x4b/0x60
[ 146.626561][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 146.631870][ C0] packet_sendmsg+0x8778/0x9a60
[ 146.636794][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 146.642881][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.648086][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.653374][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 146.659013][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.664220][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 146.670030][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 146.676104][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 146.680962][ C0] ? packet_getsockopt+0x1120/0x1120
[ 146.686258][ C0] __sys_sendmsg+0x714/0x830
[ 146.691021][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.696489][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 146.702485][ C0] ? kmsan_get_metadata+0x116/0x180
[ 146.707689][ C0] __se_sys_sendmsg+0x97/0xb0
[ 146.712463][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 146.717452][ C0] do_syscall_64+0x9f/0x140
[ 146.721977][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 146.727871][ C0] RIP: 0033:0x443e29
[ 146.731850][ 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
[ 146.751905][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 146.760342][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 146.768747][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 146.776752][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 146.784760][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 00000000000234f8
[ 146.792732][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 146.800776][ C0]
[ 146.803131][ C0] Uninit was stored to memory at:
[ 146.808151][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 146.813986][ C0] __msan_chain_origin+0x57/0xa0
[ 146.818968][ C0] iptunnel_xmit+0xbd6/0xf20
[ 146.823603][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 146.828715][ C0] geneve_xmit+0x209e/0x3c20
[ 146.833303][ C0] xmit_one+0x2b6/0x760
[ 146.837459][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 146.842834][ C0] dev_queue_xmit+0x4b/0x60
[ 146.847343][ C0] packet_sendmsg+0x8778/0x9a60
[ 146.852197][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 146.857053][ C0] __sys_sendmsg+0x714/0x830
[ 146.861670][ C0] __se_sys_sendmsg+0x97/0xb0
[ 146.866370][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 146.871363][ C0] do_syscall_64+0x9f/0x140
[ 146.876057][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 146.882345][ C0]
[ 146.884664][ C0] Uninit was created at:
[ 146.889104][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 146.895083][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 146.899977][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 146.905884][ C0] __alloc_skb+0x2f8/0xb30
[ 146.910669][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 146.915872][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 146.921086][ C0] packet_sendmsg+0x6aab/0x9a60
[ 146.926056][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 146.930908][ C0] __sys_sendmsg+0x714/0x830
[ 146.935582][ C0] __se_sys_sendmsg+0x97/0xb0
[ 146.940258][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 146.945052][ C0] do_syscall_64+0x9f/0x140
[ 146.949694][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 146.955608][ C0] =====================================================
[ 146.963356][ C0] =====================================================
[ 146.970398][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480
[ 146.977520][ C0] CPU: 0 PID: 8409 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 146.987725][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 146.997891][ C0] Call Trace:
[ 147.001170][ C0]
[ 147.004012][ C0] dump_stack+0x21c/0x280
[ 147.008350][ C0] kmsan_report+0xfb/0x1e0
[ 147.012883][ C0] __msan_warning+0x5f/0xa0
[ 147.017390][ C0] ip_rcv_core+0x1068/0x1480
[ 147.021985][ C0] ip_rcv+0xc7/0x820
[ 147.025880][ C0] ? kmsan_get_metadata+0x116/0x180
[ 147.031081][ C0] __netif_receive_skb+0x1ec/0x640
[ 147.036240][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 147.041966][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 147.047601][ C0] process_backlog+0x517/0xbd0
[ 147.052423][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 147.057747][ C0] napi_poll+0x428/0x15c0
[ 147.062212][ C0] net_rx_action+0x34c/0xd30
[ 147.066803][ C0] ? net_tx_action+0xd30/0xd30
[ 147.071698][ C0] __do_softirq+0x1b9/0x715
[ 147.076697][ C0] ? handle_edge_irq+0x1288/0x1390
[ 147.082092][ C0] asm_call_irq_on_stack+0xf/0x20
[ 147.087307][ C0]
[ 147.090354][ C0] do_softirq_own_stack+0x6e/0x90
[ 147.095499][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 147.100702][ C0] local_bh_enable+0x36/0x40
[ 147.105292][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 147.110465][ C0] dev_queue_xmit+0x4b/0x60
[ 147.114991][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 147.120700][ C0] packet_sendmsg+0x8778/0x9a60
[ 147.125561][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 147.131637][ C0] ? kmsan_get_metadata+0x116/0x180
[ 147.137004][ C0] ? kmsan_get_metadata+0x116/0x180
[ 147.142214][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 147.147881][ C0] ? kmsan_get_metadata+0x116/0x180
[ 147.153087][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 147.159058][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 147.165251][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 147.170120][ C0] ? packet_getsockopt+0x1120/0x1120
[ 147.175461][ C0] __sys_sendmsg+0x714/0x830
[ 147.180083][ C0] ? kmsan_get_metadata+0x116/0x180
[ 147.185278][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 147.191079][ C0] ? kmsan_get_metadata+0x116/0x180
[ 147.196312][ C0] __se_sys_sendmsg+0x97/0xb0
[ 147.200985][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 147.205789][ C0] do_syscall_64+0x9f/0x140
[ 147.210307][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 147.216229][ C0] RIP: 0033:0x443e29
[ 147.220170][ 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
[ 147.239771][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 147.248201][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 147.256251][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 147.264220][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 147.272178][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 00000000000234f8
[ 147.280133][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 147.288108][ C0]
[ 147.290423][ C0] Uninit was stored to memory at:
[ 147.295424][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 147.301168][ C0] __msan_chain_origin+0x57/0xa0
[ 147.306133][ C0] __ip_local_out+0x479/0x840
[ 147.310795][ C0] ip_local_out+0xa1/0x1e0
[ 147.315192][ C0] iptunnel_xmit+0x931/0xf20
[ 147.319768][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 147.324880][ C0] geneve_xmit+0x209e/0x3c20
[ 147.329462][ C0] xmit_one+0x2b6/0x760
[ 147.333606][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 147.338616][ C0] dev_queue_xmit+0x4b/0x60
[ 147.343101][ C0] packet_sendmsg+0x8778/0x9a60
[ 147.347938][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 147.352780][ C0] __sys_sendmsg+0x714/0x830
[ 147.357386][ C0] __se_sys_sendmsg+0x97/0xb0
[ 147.362082][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 147.366831][ C0] do_syscall_64+0x9f/0x140
[ 147.371319][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 147.377214][ C0]
[ 147.379519][ C0] Uninit was stored to memory at:
[ 147.384513][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 147.390233][ C0] __msan_chain_origin+0x57/0xa0
[ 147.395164][ C0] iptunnel_xmit+0xbd6/0xf20
[ 147.399770][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 147.404904][ C0] geneve_xmit+0x209e/0x3c20
[ 147.409478][ C0] xmit_one+0x2b6/0x760
[ 147.413621][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 147.418632][ C0] dev_queue_xmit+0x4b/0x60
[ 147.423118][ C0] packet_sendmsg+0x8778/0x9a60
[ 147.427953][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 147.432796][ C0] __sys_sendmsg+0x714/0x830
[ 147.437376][ C0] __se_sys_sendmsg+0x97/0xb0
[ 147.442058][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 147.446814][ C0] do_syscall_64+0x9f/0x140
[ 147.451310][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 147.457200][ C0]
[ 147.459526][ C0] Uninit was created at:
[ 147.463753][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 147.469463][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 147.474127][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 147.480019][ C0] __alloc_skb+0x2f8/0xb30
[ 147.484436][ C0] alloc_skb_with_frags+0x1f3/0xc10
executing program
[ 147.489634][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 147.494817][ C0] packet_sendmsg+0x6aab/0x9a60
[ 147.499657][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 147.504529][ C0] __sys_sendmsg+0x714/0x830
[ 147.509108][ C0] __se_sys_sendmsg+0x97/0xb0
[ 147.513784][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 147.518532][ C0] do_syscall_64+0x9f/0x140
[ 147.523021][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 147.528916][ C0] =====================================================
[ 147.571798][ C1] =====================================================
[ 147.578859][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480
[ 147.585734][ C1] CPU: 1 PID: 8410 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 147.595906][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 147.605970][ C1] Call Trace:
[ 147.609255][ C1]
[ 147.612097][ C1] dump_stack+0x21c/0x280
[ 147.616448][ C1] kmsan_report+0xfb/0x1e0
[ 147.620888][ C1] __msan_warning+0x5f/0xa0
[ 147.625413][ C1] ip_rcv_core+0xf4c/0x1480
[ 147.629953][ C1] ip_rcv+0xc7/0x820
[ 147.633866][ C1] ? kmsan_get_metadata+0x116/0x180
[ 147.639087][ C1] __netif_receive_skb+0x1ec/0x640
[ 147.644216][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 147.649868][ C1] ? ip_local_deliver_finish+0x370/0x370
[ 147.655523][ C1] process_backlog+0x517/0xbd0
[ 147.660307][ C1] ? native_apic_mem_write+0x45/0x90
[ 147.665621][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 147.670928][ C1] napi_poll+0x428/0x15c0
[ 147.675345][ C1] net_rx_action+0x34c/0xd30
[ 147.679949][ C1] ? net_tx_action+0xd30/0xd30
[ 147.684729][ C1] __do_softirq+0x1b9/0x715
[ 147.689252][ C1] asm_call_irq_on_stack+0xf/0x20
[ 147.694293][ C1]
[ 147.697225][ C1] do_softirq_own_stack+0x6e/0x90
[ 147.702269][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 147.707487][ C1] local_bh_enable+0x36/0x40
[ 147.712099][ C1] __dev_queue_xmit+0x3b3e/0x45c0
[ 147.717198][ C1] dev_queue_xmit+0x4b/0x60
[ 147.721720][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 147.727032][ C1] packet_sendmsg+0x8778/0x9a60
[ 147.731906][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 147.737995][ C1] ? kmsan_get_metadata+0x116/0x180
[ 147.743241][ C1] ? kmsan_get_metadata+0x116/0x180
[ 147.748460][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 147.754112][ C1] ? kmsan_get_metadata+0x116/0x180
[ 147.759333][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 147.765193][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 147.771293][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 147.776193][ C1] ? packet_getsockopt+0x1120/0x1120
[ 147.781510][ C1] __sys_sendmsg+0x714/0x830
[ 147.786208][ C1] ? kmsan_get_metadata+0x117/0x180
[ 147.791426][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 147.797206][ C1] ? kmsan_get_metadata+0x116/0x180
[ 147.802480][ C1] __se_sys_sendmsg+0x97/0xb0
[ 147.807178][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 147.811958][ C1] do_syscall_64+0x9f/0x140
[ 147.816471][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 147.822354][ C1] RIP: 0033:0x443e29
[ 147.826237][ 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
[ 147.845826][ C1] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 147.854244][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 147.862195][ C1] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 147.870150][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 147.878105][ C1] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000023b34
[ 147.886079][ C1] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 147.894034][ C1]
[ 147.896334][ C1] Uninit was stored to memory at:
[ 147.901328][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 147.907042][ C1] __msan_chain_origin+0x57/0xa0
[ 147.911973][ C1] iptunnel_xmit+0xbd6/0xf20
[ 147.916718][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 147.921876][ C1] geneve_xmit+0x209e/0x3c20
[ 147.926454][ C1] xmit_one+0x2b6/0x760
[ 147.930600][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 147.935639][ C1] dev_queue_xmit+0x4b/0x60
[ 147.940136][ C1] packet_sendmsg+0x8778/0x9a60
[ 147.948450][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 147.953294][ C1] __sys_sendmsg+0x714/0x830
[ 147.957886][ C1] __se_sys_sendmsg+0x97/0xb0
[ 147.962549][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 147.967310][ C1] do_syscall_64+0x9f/0x140
[ 147.971798][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 147.977681][ C1]
[ 147.979998][ C1] Uninit was created at:
[ 147.984208][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 147.989932][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 147.994608][ C1] __kmalloc_node_track_caller+0xa37/0x1430
[ 148.001872][ C1] __alloc_skb+0x2f8/0xb30
[ 148.006270][ C1] alloc_skb_with_frags+0x1f3/0xc10
[ 148.011452][ C1] sock_alloc_send_pskb+0xdc1/0xf90
[ 148.016651][ C1] packet_sendmsg+0x6aab/0x9a60
[ 148.021488][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 148.026338][ C1] __sys_sendmsg+0x714/0x830
[ 148.030925][ C1] __se_sys_sendmsg+0x97/0xb0
[ 148.035594][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 148.040344][ C1] do_syscall_64+0x9f/0x140
[ 148.044837][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.050725][ C1] =====================================================
[ 148.057929][ C1] =====================================================
[ 148.064877][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480
[ 148.071755][ C1] CPU: 1 PID: 8410 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 148.081921][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 148.091988][ C1] Call Trace:
[ 148.095275][ C1]
[ 148.098123][ C1] dump_stack+0x21c/0x280
[ 148.102483][ C1] kmsan_report+0xfb/0x1e0
[ 148.106921][ C1] __msan_warning+0x5f/0xa0
[ 148.111414][ C1] ip_rcv_core+0xf5d/0x1480
[ 148.115907][ C1] ip_rcv+0xc7/0x820
[ 148.119965][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.125185][ C1] __netif_receive_skb+0x1ec/0x640
[ 148.130286][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 148.135969][ C1] ? ip_local_deliver_finish+0x370/0x370
[ 148.141635][ C1] process_backlog+0x517/0xbd0
[ 148.146417][ C1] ? native_apic_mem_write+0x45/0x90
[ 148.151722][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 148.156994][ C1] napi_poll+0x428/0x15c0
[ 148.161328][ C1] net_rx_action+0x34c/0xd30
[ 148.165941][ C1] ? net_tx_action+0xd30/0xd30
[ 148.170714][ C1] __do_softirq+0x1b9/0x715
[ 148.175211][ C1] asm_call_irq_on_stack+0xf/0x20
[ 148.180245][ C1]
[ 148.183160][ C1] do_softirq_own_stack+0x6e/0x90
[ 148.188179][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 148.193373][ C1] local_bh_enable+0x36/0x40
[ 148.197967][ C1] __dev_queue_xmit+0x3b3e/0x45c0
[ 148.202982][ C1] dev_queue_xmit+0x4b/0x60
[ 148.207477][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 148.212776][ C1] packet_sendmsg+0x8778/0x9a60
[ 148.217638][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 148.223695][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.228885][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.234090][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 148.239715][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.244916][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 148.250752][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 148.256843][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 148.261690][ C1] ? packet_getsockopt+0x1120/0x1120
[ 148.266973][ C1] __sys_sendmsg+0x714/0x830
[ 148.271561][ C1] ? kmsan_get_metadata+0x117/0x180
[ 148.276759][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 148.282383][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.287583][ C1] __se_sys_sendmsg+0x97/0xb0
[ 148.292281][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 148.297038][ C1] do_syscall_64+0x9f/0x140
[ 148.301530][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.307418][ C1] RIP: 0033:0x443e29
[ 148.311318][ 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
[ 148.330912][ C1] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 148.339317][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 148.347276][ C1] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 148.355238][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 148.363202][ C1] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000023b34
[ 148.371185][ C1] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 148.379175][ C1]
[ 148.381517][ C1] Uninit was stored to memory at:
[ 148.386527][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 148.392239][ C1] __msan_chain_origin+0x57/0xa0
[ 148.397163][ C1] iptunnel_xmit+0xbd6/0xf20
[ 148.401741][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 148.406843][ C1] geneve_xmit+0x209e/0x3c20
[ 148.411446][ C1] xmit_one+0x2b6/0x760
[ 148.415622][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 148.420637][ C1] dev_queue_xmit+0x4b/0x60
[ 148.425137][ C1] packet_sendmsg+0x8778/0x9a60
[ 148.430017][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 148.434855][ C1] __sys_sendmsg+0x714/0x830
[ 148.439430][ C1] __se_sys_sendmsg+0x97/0xb0
[ 148.444092][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 148.448853][ C1] do_syscall_64+0x9f/0x140
[ 148.453366][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.459291][ C1]
[ 148.461595][ C1] Uninit was created at:
[ 148.465809][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 148.471516][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 148.476180][ C1] __kmalloc_node_track_caller+0xa37/0x1430
[ 148.482059][ C1] __alloc_skb+0x2f8/0xb30
[ 148.486484][ C1] alloc_skb_with_frags+0x1f3/0xc10
[ 148.491669][ C1] sock_alloc_send_pskb+0xdc1/0xf90
[ 148.496948][ C1] packet_sendmsg+0x6aab/0x9a60
[ 148.501801][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 148.506725][ C1] __sys_sendmsg+0x714/0x830
[ 148.511314][ C1] __se_sys_sendmsg+0x97/0xb0
[ 148.515977][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 148.520725][ C1] do_syscall_64+0x9f/0x140
[ 148.525297][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.531196][ C1] =====================================================
[ 148.538285][ C1] =====================================================
[ 148.545216][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480
[ 148.552194][ C1] CPU: 1 PID: 8410 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 148.562356][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 148.572425][ C1] Call Trace:
[ 148.575708][ C1]
[ 148.578555][ C1] dump_stack+0x21c/0x280
[ 148.582906][ C1] kmsan_report+0xfb/0x1e0
[ 148.587347][ C1] __msan_warning+0x5f/0xa0
[ 148.591874][ C1] ip_rcv_core+0x1068/0x1480
[ 148.596485][ C1] ip_rcv+0xc7/0x820
[ 148.600398][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.605630][ C1] __netif_receive_skb+0x1ec/0x640
[ 148.610852][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 148.616508][ C1] ? ip_local_deliver_finish+0x370/0x370
[ 148.622179][ C1] process_backlog+0x517/0xbd0
[ 148.626960][ C1] ? native_apic_mem_write+0x45/0x90
[ 148.632246][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 148.637520][ C1] napi_poll+0x428/0x15c0
[ 148.641837][ C1] net_rx_action+0x34c/0xd30
[ 148.646414][ C1] ? net_tx_action+0xd30/0xd30
[ 148.651163][ C1] __do_softirq+0x1b9/0x715
[ 148.655653][ C1] asm_call_irq_on_stack+0xf/0x20
[ 148.660678][ C1]
[ 148.663596][ C1] do_softirq_own_stack+0x6e/0x90
[ 148.668609][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 148.673798][ C1] local_bh_enable+0x36/0x40
[ 148.678382][ C1] __dev_queue_xmit+0x3b3e/0x45c0
[ 148.683571][ C1] dev_queue_xmit+0x4b/0x60
[ 148.688060][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 148.693331][ C1] packet_sendmsg+0x8778/0x9a60
[ 148.698173][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 148.704314][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.709500][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.714686][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 148.720320][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.725508][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 148.731307][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 148.737380][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 148.742345][ C1] ? packet_getsockopt+0x1120/0x1120
[ 148.747651][ C1] __sys_sendmsg+0x714/0x830
[ 148.752230][ C1] ? kmsan_get_metadata+0x117/0x180
[ 148.757419][ C1] ? kmsan_internal_set_origin+0x85/0xc0
[ 148.763064][ C1] ? kmsan_get_metadata+0x116/0x180
[ 148.768267][ C1] __se_sys_sendmsg+0x97/0xb0
[ 148.772935][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 148.777695][ C1] do_syscall_64+0x9f/0x140
[ 148.782190][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.788075][ C1] RIP: 0033:0x443e29
[ 148.791995][ 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
[ 148.811587][ C1] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 148.819984][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 148.827940][ C1] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 148.835896][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 148.843936][ C1] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000023b34
[ 148.851910][ C1] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 148.859876][ C1]
[ 148.862196][ C1] Uninit was stored to memory at:
[ 148.867203][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 148.873015][ C1] __msan_chain_origin+0x57/0xa0
[ 148.877947][ C1] __ip_local_out+0x479/0x840
[ 148.882614][ C1] ip_local_out+0xa1/0x1e0
[ 148.887013][ C1] iptunnel_xmit+0x931/0xf20
[ 148.891594][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 148.896698][ C1] geneve_xmit+0x209e/0x3c20
[ 148.901325][ C1] xmit_one+0x2b6/0x760
[ 148.905472][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 148.910484][ C1] dev_queue_xmit+0x4b/0x60
[ 148.915017][ C1] packet_sendmsg+0x8778/0x9a60
[ 148.920292][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 148.925130][ C1] __sys_sendmsg+0x714/0x830
[ 148.929705][ C1] __se_sys_sendmsg+0x97/0xb0
[ 148.934366][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 148.939116][ C1] do_syscall_64+0x9f/0x140
[ 148.943605][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.949485][ C1]
[ 148.951789][ C1] Uninit was stored to memory at:
[ 148.956785][ C1] kmsan_internal_chain_origin+0xad/0x130
[ 148.962491][ C1] __msan_chain_origin+0x57/0xa0
[ 148.967417][ C1] iptunnel_xmit+0xbd6/0xf20
[ 148.972027][ C1] udp_tunnel_xmit_skb+0x526/0x640
[ 148.977123][ C1] geneve_xmit+0x209e/0x3c20
[ 148.981701][ C1] xmit_one+0x2b6/0x760
[ 148.985913][ C1] __dev_queue_xmit+0x3426/0x45c0
[ 148.990929][ C1] dev_queue_xmit+0x4b/0x60
[ 148.995452][ C1] packet_sendmsg+0x8778/0x9a60
[ 149.000315][ C1] ____sys_sendmsg+0xcfc/0x12f0
[ 149.005151][ C1] __sys_sendmsg+0x714/0x830
[ 149.009726][ C1] __se_sys_sendmsg+0x97/0xb0
[ 149.014387][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 149.019139][ C1] do_syscall_64+0x9f/0x140
[ 149.023626][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 149.029580][ C1]
[ 149.031883][ C1] Uninit was created at:
[ 149.036095][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 149.041864][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 149.046540][ C1] __kmalloc_node_track_caller+0xa37/0x1430
[ 149.052464][ C1] __alloc_skb+0x2f8/0xb30
[ 149.056873][ C1] alloc_skb_with_frags+0x1f3/0xc10
[ 149.062062][ C1] sock_alloc_send_pskb+0xdc1/0xf90
[ 149.067248][ C1] packet_sendmsg+0x6aab/0x9a60
[ 149.072104][ C1] ____sys_sendmsg+0xcfc/0x12f0
executing program
[ 149.076948][ C1] __sys_sendmsg+0x714/0x830
[ 149.081540][ C1] __se_sys_sendmsg+0x97/0xb0
[ 149.086210][ C1] __x64_sys_sendmsg+0x4a/0x70
[ 149.090962][ C1] do_syscall_64+0x9f/0x140
[ 149.095452][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 149.101336][ C1] =====================================================
[ 149.136380][ C0] =====================================================
[ 149.143341][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480
[ 149.150245][ C0] CPU: 0 PID: 8411 Comm: syz-executor116 Tainted: G B 5.11.0-rc7-syzkaller #0
[ 149.160410][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 149.170473][ C0] Call Trace:
[ 149.173759][ C0]
[ 149.176600][ C0] dump_stack+0x21c/0x280
[ 149.180919][ C0] kmsan_report+0xfb/0x1e0
[ 149.185323][ C0] __msan_warning+0x5f/0xa0
[ 149.189875][ C0] ip_rcv_core+0xf4c/0x1480
[ 149.194384][ C0] ip_rcv+0xc7/0x820
[ 149.198352][ C0] ? kmsan_get_metadata+0x116/0x180
[ 149.203546][ C0] __netif_receive_skb+0x1ec/0x640
[ 149.208704][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 149.214381][ C0] ? ip_local_deliver_finish+0x370/0x370
[ 149.220011][ C0] process_backlog+0x517/0xbd0
[ 149.224849][ C0] ? native_apic_mem_write+0x45/0x90
[ 149.230136][ C0] ? rps_trigger_softirq+0x2e0/0x2e0
[ 149.235418][ C0] napi_poll+0x428/0x15c0
[ 149.239736][ C0] net_rx_action+0x34c/0xd30
[ 149.244313][ C0] ? net_tx_action+0xd30/0xd30
[ 149.249059][ C0] __do_softirq+0x1b9/0x715
[ 149.253545][ C0] asm_call_irq_on_stack+0xf/0x20
[ 149.258551][ C0]
[ 149.261481][ C0] do_softirq_own_stack+0x6e/0x90
[ 149.266504][ C0] __local_bh_enable_ip+0x184/0x1d0
[ 149.271707][ C0] local_bh_enable+0x36/0x40
[ 149.276281][ C0] __dev_queue_xmit+0x3b3e/0x45c0
[ 149.281307][ C0] dev_queue_xmit+0x4b/0x60
[ 149.285794][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0
[ 149.291062][ C0] packet_sendmsg+0x8778/0x9a60
[ 149.295910][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 149.301962][ C0] ? kmsan_get_metadata+0x116/0x180
[ 149.307145][ C0] ? kmsan_get_metadata+0x116/0x180
[ 149.312327][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 149.317943][ C0] ? kmsan_get_metadata+0x116/0x180
[ 149.323127][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 149.328917][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 149.334974][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 149.339811][ C0] ? packet_getsockopt+0x1120/0x1120
[ 149.345081][ C0] __sys_sendmsg+0x714/0x830
[ 149.349655][ C0] ? kmsan_get_metadata+0x117/0x180
[ 149.354851][ C0] ? kmsan_internal_set_origin+0x85/0xc0
[ 149.360487][ C0] ? kmsan_get_metadata+0x116/0x180
[ 149.365672][ C0] __se_sys_sendmsg+0x97/0xb0
[ 149.370352][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 149.375098][ C0] do_syscall_64+0x9f/0x140
[ 149.379586][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 149.385465][ C0] RIP: 0033:0x443e29
[ 149.389340][ 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
[ 149.409115][ C0] RSP: 002b:00007ffc4d7a3c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 149.417508][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443e29
[ 149.425471][ C0] RDX: 0000000000000885 RSI: 00000000200005c0 RDI: 0000000000000003
[ 149.433448][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff
[ 149.441418][ C0] R10: 00007ffc4d7a36d0 R11: 0000000000000246 R12: 0000000000024173
[ 149.449385][ C0] R13: 00007ffc4d7a3c80 R14: 00007ffc4d7a3c70 R15: 00007ffc4d7a3c64
[ 149.457349][ C0]
[ 149.459668][ C0] Uninit was stored to memory at:
[ 149.464661][ C0] kmsan_internal_chain_origin+0xad/0x130
[ 149.470376][ C0] __msan_chain_origin+0x57/0xa0
[ 149.475298][ C0] iptunnel_xmit+0xbd6/0xf20
[ 149.479889][ C0] udp_tunnel_xmit_skb+0x526/0x640
[ 149.484981][ C0] geneve_xmit+0x209e/0x3c20
[ 149.489549][ C0] xmit_one+0x2b6/0x760
[ 149.493697][ C0] __dev_queue_xmit+0x3426/0x45c0
[ 149.498703][ C0] dev_queue_xmit+0x4b/0x60
[ 149.503189][ C0] packet_sendmsg+0x8778/0x9a60
[ 149.508034][ C0] ____sys_sendmsg+0xcfc/0x12f0
[ 149.512869][ C0] __sys_sendmsg+0x714/0x830
[ 149.517446][ C0] __se_sys_sendmsg+0x97/0xb0
[ 149.522103][ C0] __x64_sys_sendmsg+0x4a/0x70
[ 149.526847][ C0] do_syscall_64+0x9f/0x140
[ 149.531334][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 149.537221][ C0]
[ 149.539530][ C0] Uninit was created at:
[ 149.543740][ C0] kmsan_internal_poison_shadow+0x5c/0xf0
[ 149.549441][ C0] kmsan_slab_alloc+0x8d/0xe0
[ 149.554099][ C0] __kmalloc_node_track_caller+0xa37/0x1430
[ 149.559970][ C0] __alloc_skb+0x2f8/0xb30
[ 149.564366][ C0] alloc_skb_with_frags+0x1f3/0xc10
[ 149.569561][ C0] sock_alloc_send_pskb+0xdc1/0xf90
[ 149.574740][ C0] packet_sendmsg+0x6aab/0x9a60
[ 149.579571][ C0] ____sys_sendmsg+0xcfc/0x12f0