[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.113' (ECDSA) to the list of known hosts. syzkaller login: [ 166.800602][ T8218] IPVS: ftp: loaded support on port[0] = 21 [ 166.980017][ T8218] chnl_net:caif_netlink_parms(): no params data found [ 167.072862][ T8218] bridge0: port 1(bridge_slave_0) entered blocking state [ 167.081142][ T8218] bridge0: port 1(bridge_slave_0) entered disabled state [ 167.092750][ T8218] device bridge_slave_0 entered promiscuous mode [ 167.106131][ T8218] bridge0: port 2(bridge_slave_1) entered blocking state [ 167.113646][ T8218] bridge0: port 2(bridge_slave_1) entered disabled state [ 167.123662][ T8218] device bridge_slave_1 entered promiscuous mode [ 167.158187][ T8218] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 167.173349][ T8218] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 167.210734][ T8218] team0: Port device team_slave_0 added [ 167.221355][ T8218] team0: Port device team_slave_1 added [ 167.256447][ T8218] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 167.264695][ T8218] 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. [ 167.294213][ T8218] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 167.308130][ T8218] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 167.317237][ T8218] 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. [ 167.345227][ T8218] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 167.392133][ T8218] device hsr_slave_0 entered promiscuous mode [ 167.400368][ T8218] device hsr_slave_1 entered promiscuous mode [ 167.588638][ T8218] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 167.602095][ T8218] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 167.622016][ T8218] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 167.640191][ T8218] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 167.735763][ T8218] bridge0: port 2(bridge_slave_1) entered blocking state [ 167.743335][ T8218] bridge0: port 2(bridge_slave_1) entered forwarding state [ 167.751340][ T8218] bridge0: port 1(bridge_slave_0) entered blocking state [ 167.760359][ T8218] bridge0: port 1(bridge_slave_0) entered forwarding state [ 167.845831][ T8218] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.868475][ T1979] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 167.882190][ T1979] bridge0: port 1(bridge_slave_0) entered disabled state [ 167.893884][ T1979] bridge0: port 2(bridge_slave_1) entered disabled state [ 167.906230][ T1979] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 167.926200][ T8218] 8021q: adding VLAN 0 to HW filter on device team0 [ 167.946619][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 167.956896][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 167.967364][ T3691] bridge0: port 1(bridge_slave_0) entered blocking state [ 167.976332][ T3691] bridge0: port 1(bridge_slave_0) entered forwarding state [ 167.994171][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 168.005453][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 168.014703][ T8427] bridge0: port 2(bridge_slave_1) entered blocking state [ 168.023325][ T8427] bridge0: port 2(bridge_slave_1) entered forwarding state [ 168.039996][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 168.057725][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 168.085598][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 168.096672][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 168.107399][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 168.117348][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 168.136333][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 168.146509][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 168.157237][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 168.179473][ T8218] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 168.192608][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 168.205003][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 168.214553][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 168.250349][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 168.259424][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 168.283287][ T8218] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 168.321661][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 168.332175][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 168.369820][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 168.379755][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 168.391983][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 168.402744][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 168.418554][ T8218] device veth0_vlan entered promiscuous mode [ 168.440803][ T8218] device veth1_vlan entered promiscuous mode [ 168.483137][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 168.493904][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 168.504020][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 168.513916][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 168.530612][ T8218] device veth0_macvtap entered promiscuous mode [ 168.545655][ T8218] device veth1_macvtap entered promiscuous mode [ 168.581287][ T8218] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 168.590100][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 168.601120][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 168.611552][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 168.621794][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 168.641580][ T8218] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 168.650116][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 168.661659][ T3691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 168.680125][ T8218] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 168.690204][ T8218] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 168.700178][ T8218] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 168.709761][ T8218] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 168.888641][ C0] ===================================================== [ 168.896074][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 168.903394][ C0] CPU: 0 PID: 8430 Comm: syz-executor404 Not tainted 5.12.0-rc6-syzkaller #0 [ 168.912558][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.924072][ C0] Call Trace: [ 168.927642][ C0] [ 168.930752][ C0] dump_stack+0x24c/0x2e0 [ 168.935312][ C0] kmsan_report+0xfb/0x1e0 [ 168.940229][ C0] __msan_warning+0x5c/0xa0 [ 168.945245][ C0] ip_rcv_core+0xf4c/0x1480 [ 168.950298][ C0] ip_rcv+0xc7/0x820 [ 168.954367][ C0] ? kmsan_get_metadata+0x116/0x180 [ 168.960123][ C0] __netif_receive_skb+0x1ec/0x640 [ 168.966608][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 168.973319][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 168.979930][ C0] process_backlog+0x517/0xbd0 [ 168.984919][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 168.990588][ C0] __napi_poll+0x13e/0xca0 [ 168.996634][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 169.003488][ C0] net_rx_action+0x726/0x14a0 [ 169.008568][ C0] ? net_tx_action+0xd30/0xd30 [ 169.013948][ C0] __do_softirq+0x1b9/0x715 [ 169.019232][ C0] ? idle_cpu+0x9a/0x1d0 [ 169.023855][ C0] ? __irq_exit_rcu+0x83/0x280 [ 169.029166][ C0] do_softirq+0x123/0x1c0 [ 169.033784][ C0] [ 169.037166][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 169.043202][ C0] local_bh_enable+0x36/0x40 [ 169.048177][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 169.053523][ C0] dev_queue_xmit+0x4b/0x60 [ 169.058543][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 169.064311][ C0] packet_sendmsg+0x86ee/0x99d0 [ 169.070990][ C0] ? kmsan_get_metadata+0x116/0x180 [ 169.078239][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 169.084809][ C0] ? process_slab+0x13a8/0x1b70 [ 169.090752][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 169.097255][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 169.103881][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 169.109225][ C0] ? packet_getsockopt+0x1120/0x1120 [ 169.114931][ C0] __sys_sendmsg+0x714/0x830 [ 169.121236][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 169.127907][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 169.134181][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 169.140743][ C0] ? kmsan_get_metadata+0x116/0x180 [ 169.147124][ C0] __se_sys_sendmsg+0x97/0xb0 [ 169.152209][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 169.157165][ C0] do_syscall_64+0x9f/0x140 [ 169.162298][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 169.168699][ C0] RIP: 0033:0x443de9 [ 169.174447][ 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 [ 169.198441][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 169.207883][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 169.217411][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 169.226229][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 169.235269][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 00007ffcf410dd90 [ 169.244110][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 0000000000000003 [ 169.253223][ C0] [ 169.256197][ C0] Uninit was stored to memory at: [ 169.262952][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 169.269976][ C0] __msan_chain_origin+0x54/0xa0 [ 169.275548][ C0] iptunnel_xmit+0xbd6/0xf20 [ 169.280735][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 169.286189][ C0] geneve_xmit+0x2139/0x3c40 [ 169.291118][ C0] xmit_one+0x2b6/0x760 [ 169.296259][ C0] __dev_queue_xmit+0x3432/0x4600 [ 169.302053][ C0] dev_queue_xmit+0x4b/0x60 [ 169.308202][ C0] packet_sendmsg+0x86ee/0x99d0 [ 169.314539][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 169.319842][ C0] __sys_sendmsg+0x714/0x830 [ 169.324452][ C0] __se_sys_sendmsg+0x97/0xb0 [ 169.329707][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 169.334973][ C0] do_syscall_64+0x9f/0x140 [ 169.339588][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 169.346468][ C0] [ 169.349457][ C0] Uninit was created at: [ 169.354679][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 169.360698][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 169.365871][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 169.372102][ C0] __alloc_skb+0x4dd/0xe90 [ 169.376855][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 169.382200][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 169.387878][ C0] packet_sendmsg+0x6a12/0x99d0 [ 169.393562][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 169.398618][ C0] __sys_sendmsg+0x714/0x830 [ 169.404440][ C0] __se_sys_sendmsg+0x97/0xb0 [ 169.409683][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 169.414826][ C0] do_syscall_64+0x9f/0x140 [ 169.420119][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 169.427033][ C0] ===================================================== [ 169.434516][ C0] Disabling lock debugging due to kernel taint [ 169.441913][ C0] ===================================================== [ 169.449350][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 169.457272][ C0] CPU: 0 PID: 8430 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 169.467854][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.478789][ C0] Call Trace: [ 169.482597][ C0] [ 169.485488][ C0] dump_stack+0x24c/0x2e0 [ 169.490164][ C0] kmsan_report+0xfb/0x1e0 [ 169.495593][ C0] __msan_warning+0x5c/0xa0 [ 169.500228][ C0] ip_rcv_core+0xf5d/0x1480 [ 169.506082][ C0] ip_rcv+0xc7/0x820 [ 169.510403][ C0] ? kmsan_get_metadata+0x116/0x180 [ 169.515949][ C0] __netif_receive_skb+0x1ec/0x640 [ 169.522143][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 169.528018][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 169.533718][ C0] process_backlog+0x517/0xbd0 [ 169.538969][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 169.544930][ C0] __napi_poll+0x13e/0xca0 [ 169.549471][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 169.556652][ C0] net_rx_action+0x726/0x14a0 [ 169.562155][ C0] ? net_tx_action+0xd30/0xd30 [ 169.567720][ C0] __do_softirq+0x1b9/0x715 [ 169.573467][ C0] ? idle_cpu+0x9a/0x1d0 [ 169.578102][ C0] ? __irq_exit_rcu+0x83/0x280 [ 169.583555][ C0] do_softirq+0x123/0x1c0 [ 169.588777][ C0] [ 169.591735][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 169.597768][ C0] local_bh_enable+0x36/0x40 [ 169.602630][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 169.607942][ C0] dev_queue_xmit+0x4b/0x60 [ 169.612844][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 169.618744][ C0] packet_sendmsg+0x86ee/0x99d0 [ 169.624319][ C0] ? kmsan_get_metadata+0x116/0x180 [ 169.630937][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 169.636876][ C0] ? process_slab+0x13a8/0x1b70 [ 169.642089][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 169.648451][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 169.654920][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 169.660512][ C0] ? packet_getsockopt+0x1120/0x1120 [ 169.666535][ C0] __sys_sendmsg+0x714/0x830 [ 169.671955][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 169.678240][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 169.685591][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 169.691708][ C0] ? kmsan_get_metadata+0x116/0x180 [ 169.697223][ C0] __se_sys_sendmsg+0x97/0xb0 [ 169.702141][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 169.707207][ C0] do_syscall_64+0x9f/0x140 [ 169.712276][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 169.718288][ C0] RIP: 0033:0x443de9 [ 169.722207][ 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 [ 169.744185][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 169.753104][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 169.761372][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 169.769605][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 169.778334][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 00007ffcf410dd90 [ 169.787002][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 0000000000000003 [ 169.795222][ C0] [ 169.798009][ C0] Uninit was stored to memory at: [ 169.804219][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 169.810010][ C0] __msan_chain_origin+0x54/0xa0 [ 169.815266][ C0] iptunnel_xmit+0xbd6/0xf20 [ 169.820019][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 169.825178][ C0] geneve_xmit+0x2139/0x3c40 [ 169.829982][ C0] xmit_one+0x2b6/0x760 [ 169.834435][ C0] __dev_queue_xmit+0x3432/0x4600 [ 169.841121][ C0] dev_queue_xmit+0x4b/0x60 [ 169.846363][ C0] packet_sendmsg+0x86ee/0x99d0 [ 169.852512][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 169.857411][ C0] __sys_sendmsg+0x714/0x830 [ 169.862152][ C0] __se_sys_sendmsg+0x97/0xb0 [ 169.867202][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 169.872325][ C0] do_syscall_64+0x9f/0x140 [ 169.876958][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 169.882915][ C0] [ 169.885455][ C0] Uninit was created at: [ 169.889785][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 169.896097][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 169.901923][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 169.908267][ C0] __alloc_skb+0x4dd/0xe90 [ 169.912895][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 169.918954][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 169.924488][ C0] packet_sendmsg+0x6a12/0x99d0 [ 169.929804][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 169.935252][ C0] __sys_sendmsg+0x714/0x830 [ 169.939913][ C0] __se_sys_sendmsg+0x97/0xb0 [ 169.944689][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 169.949657][ C0] do_syscall_64+0x9f/0x140 [ 169.954755][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 169.961287][ C0] ===================================================== [ 169.969149][ C0] ===================================================== [ 169.976665][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 169.983741][ C0] CPU: 0 PID: 8430 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 169.994322][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.005244][ C0] Call Trace: [ 170.008724][ C0] [ 170.011758][ C0] dump_stack+0x24c/0x2e0 [ 170.016825][ C0] kmsan_report+0xfb/0x1e0 [ 170.021287][ C0] __msan_warning+0x5c/0xa0 [ 170.025921][ C0] ip_rcv_core+0x1068/0x1480 [ 170.030758][ C0] ip_rcv+0xc7/0x820 [ 170.034807][ C0] ? kmsan_get_metadata+0x116/0x180 [ 170.040416][ C0] __netif_receive_skb+0x1ec/0x640 [ 170.045838][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 170.051680][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 170.057632][ C0] process_backlog+0x517/0xbd0 [ 170.062785][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 170.068406][ C0] __napi_poll+0x13e/0xca0 [ 170.072900][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 170.079663][ C0] net_rx_action+0x726/0x14a0 [ 170.084512][ C0] ? net_tx_action+0xd30/0xd30 [ 170.089683][ C0] __do_softirq+0x1b9/0x715 [ 170.094441][ C0] ? idle_cpu+0x9a/0x1d0 [ 170.099782][ C0] ? __irq_exit_rcu+0x83/0x280 [ 170.104822][ C0] do_softirq+0x123/0x1c0 [ 170.109531][ C0] [ 170.112556][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 170.118277][ C0] local_bh_enable+0x36/0x40 [ 170.123412][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 170.129562][ C0] dev_queue_xmit+0x4b/0x60 [ 170.134081][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 170.140510][ C0] packet_sendmsg+0x86ee/0x99d0 [ 170.145989][ C0] ? kmsan_get_metadata+0x116/0x180 [ 170.152225][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 170.158310][ C0] ? process_slab+0x13a8/0x1b70 [ 170.163968][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 170.170297][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 170.176966][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 170.181973][ C0] ? packet_getsockopt+0x1120/0x1120 [ 170.187992][ C0] __sys_sendmsg+0x714/0x830 [ 170.193146][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 170.199195][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 170.206100][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 170.213043][ C0] ? kmsan_get_metadata+0x116/0x180 [ 170.218861][ C0] __se_sys_sendmsg+0x97/0xb0 [ 170.223832][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 170.228637][ C0] do_syscall_64+0x9f/0x140 [ 170.233555][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 170.239635][ C0] RIP: 0033:0x443de9 [ 170.243843][ 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 [ 170.264837][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 170.273779][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 170.283580][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 170.292166][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 170.301246][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 00007ffcf410dd90 [ 170.309991][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 0000000000000003 [ 170.319915][ C0] [ 170.322775][ C0] Uninit was stored to memory at: [ 170.328121][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 170.334221][ C0] __msan_chain_origin+0x54/0xa0 [ 170.339474][ C0] __ip_local_out+0x479/0x840 [ 170.344849][ C0] ip_local_out+0xa1/0x1e0 [ 170.349966][ C0] iptunnel_xmit+0x931/0xf20 [ 170.354987][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 170.361508][ C0] geneve_xmit+0x2139/0x3c40 [ 170.366594][ C0] xmit_one+0x2b6/0x760 [ 170.371242][ C0] __dev_queue_xmit+0x3432/0x4600 [ 170.377072][ C0] dev_queue_xmit+0x4b/0x60 [ 170.383307][ C0] packet_sendmsg+0x86ee/0x99d0 [ 170.388360][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 170.393571][ C0] __sys_sendmsg+0x714/0x830 [ 170.398602][ C0] __se_sys_sendmsg+0x97/0xb0 [ 170.403846][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 170.409355][ C0] do_syscall_64+0x9f/0x140 [ 170.414360][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 170.421925][ C0] [ 170.424445][ C0] Uninit was stored to memory at: [ 170.430135][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 170.436606][ C0] __msan_chain_origin+0x54/0xa0 [ 170.441977][ C0] iptunnel_xmit+0xbd6/0xf20 [ 170.447106][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 170.453110][ C0] geneve_xmit+0x2139/0x3c40 [ 170.458093][ C0] xmit_one+0x2b6/0x760 [ 170.462708][ C0] __dev_queue_xmit+0x3432/0x4600 [ 170.468526][ C0] dev_queue_xmit+0x4b/0x60 [ 170.473908][ C0] packet_sendmsg+0x86ee/0x99d0 [ 170.479562][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 170.485453][ C0] __sys_sendmsg+0x714/0x830 [ 170.490735][ C0] __se_sys_sendmsg+0x97/0xb0 [ 170.496870][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 170.502211][ C0] do_syscall_64+0x9f/0x140 [ 170.507875][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 170.514466][ C0] [ 170.516904][ C0] Uninit was created at: [ 170.521821][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 170.529215][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 170.534377][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 170.540621][ C0] __alloc_skb+0x4dd/0xe90 [ 170.545311][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 170.550656][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 170.556632][ C0] packet_sendmsg+0x6a12/0x99d0 [ 170.561777][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 170.566956][ C0] __sys_sendmsg+0x714/0x830 [ 170.571808][ C0] __se_sys_sendmsg+0x97/0xb0 [ 170.577161][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 170.582350][ C0] do_syscall_64+0x9f/0x140 [ 170.587391][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 170.593753][ C0] ===================================================== executing program [ 170.692543][ C0] ===================================================== [ 170.699810][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 170.707538][ C0] CPU: 0 PID: 8431 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 170.717934][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.728947][ C0] Call Trace: [ 170.732280][ C0] [ 170.735214][ C0] dump_stack+0x24c/0x2e0 [ 170.740395][ C0] kmsan_report+0xfb/0x1e0 [ 170.745518][ C0] __msan_warning+0x5c/0xa0 [ 170.750204][ C0] ip_rcv_core+0xf4c/0x1480 [ 170.754768][ C0] ip_rcv+0xc7/0x820 [ 170.758677][ C0] ? kmsan_get_metadata+0x116/0x180 [ 170.764544][ C0] __netif_receive_skb+0x1ec/0x640 [ 170.770283][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 170.776688][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 170.782913][ C0] process_backlog+0x517/0xbd0 [ 170.788045][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 170.793408][ C0] __napi_poll+0x13e/0xca0 [ 170.797956][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 170.804025][ C0] net_rx_action+0x726/0x14a0 [ 170.809054][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 170.815414][ C0] ? net_tx_action+0xd30/0xd30 [ 170.820425][ C0] __do_softirq+0x1b9/0x715 [ 170.825411][ C0] ? idle_cpu+0x9a/0x1d0 [ 170.830327][ C0] ? __irq_exit_rcu+0x83/0x280 [ 170.835336][ C0] do_softirq+0x123/0x1c0 [ 170.840149][ C0] [ 170.844125][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 170.849946][ C0] local_bh_enable+0x36/0x40 [ 170.855428][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 170.860568][ C0] dev_queue_xmit+0x4b/0x60 [ 170.865881][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 170.871711][ C0] packet_sendmsg+0x86ee/0x99d0 [ 170.877141][ C0] ? kmsan_get_metadata+0x116/0x180 [ 170.882900][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 170.889155][ C0] ? process_slab+0x13a8/0x1b70 [ 170.894492][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 170.900819][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 170.907502][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 170.912727][ C0] ? packet_getsockopt+0x1120/0x1120 [ 170.918216][ C0] __sys_sendmsg+0x714/0x830 [ 170.923306][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 170.929571][ C0] ? up_read+0x40/0x2b0 [ 170.933893][ C0] ? kmsan_get_metadata+0x116/0x180 [ 170.939584][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 170.945999][ C0] ? kmsan_get_metadata+0x116/0x180 [ 170.951684][ C0] __se_sys_sendmsg+0x97/0xb0 [ 170.956675][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 170.961860][ C0] do_syscall_64+0x9f/0x140 [ 170.967558][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 170.974956][ C0] RIP: 0033:0x443de9 [ 170.978988][ 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 [ 170.999728][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 171.009399][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 171.017743][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 171.025995][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 171.034736][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 00000000000293b7 [ 171.043001][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 171.051104][ C0] [ 171.053637][ C0] Uninit was stored to memory at: [ 171.058854][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 171.065444][ C0] __msan_chain_origin+0x54/0xa0 [ 171.070621][ C0] iptunnel_xmit+0xbd6/0xf20 [ 171.075498][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 171.081407][ C0] geneve_xmit+0x2139/0x3c40 [ 171.086023][ C0] xmit_one+0x2b6/0x760 [ 171.090385][ C0] __dev_queue_xmit+0x3432/0x4600 [ 171.095776][ C0] dev_queue_xmit+0x4b/0x60 [ 171.100286][ C0] packet_sendmsg+0x86ee/0x99d0 [ 171.105651][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 171.111452][ C0] __sys_sendmsg+0x714/0x830 [ 171.116527][ C0] __se_sys_sendmsg+0x97/0xb0 [ 171.121394][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 171.126361][ C0] do_syscall_64+0x9f/0x140 [ 171.130991][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 171.137763][ C0] [ 171.140095][ C0] Uninit was created at: [ 171.144415][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 171.150256][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 171.155235][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 171.161494][ C0] __alloc_skb+0x4dd/0xe90 [ 171.166005][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 171.171661][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 171.177531][ C0] packet_sendmsg+0x6a12/0x99d0 [ 171.182751][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 171.187829][ C0] __sys_sendmsg+0x714/0x830 [ 171.192597][ C0] __se_sys_sendmsg+0x97/0xb0 [ 171.197515][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 171.202753][ C0] do_syscall_64+0x9f/0x140 [ 171.207833][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 171.214248][ C0] ===================================================== [ 171.222072][ C0] ===================================================== [ 171.229781][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 171.236669][ C0] CPU: 0 PID: 8431 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 171.247285][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.258140][ C0] Call Trace: [ 171.261627][ C0] [ 171.264579][ C0] dump_stack+0x24c/0x2e0 [ 171.269062][ C0] kmsan_report+0xfb/0x1e0 [ 171.273752][ C0] __msan_warning+0x5c/0xa0 [ 171.278475][ C0] ip_rcv_core+0xf5d/0x1480 [ 171.283011][ C0] ip_rcv+0xc7/0x820 [ 171.286938][ C0] ? kmsan_get_metadata+0x116/0x180 [ 171.292427][ C0] __netif_receive_skb+0x1ec/0x640 [ 171.297570][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 171.303270][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 171.309532][ C0] process_backlog+0x517/0xbd0 [ 171.314902][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 171.320379][ C0] __napi_poll+0x13e/0xca0 [ 171.325196][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 171.331862][ C0] net_rx_action+0x726/0x14a0 [ 171.337019][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 171.343561][ C0] ? net_tx_action+0xd30/0xd30 [ 171.348850][ C0] __do_softirq+0x1b9/0x715 [ 171.353653][ C0] ? idle_cpu+0x9a/0x1d0 [ 171.357926][ C0] ? __irq_exit_rcu+0x83/0x280 [ 171.363153][ C0] do_softirq+0x123/0x1c0 [ 171.367996][ C0] [ 171.371050][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 171.376173][ C0] local_bh_enable+0x36/0x40 [ 171.380968][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 171.386880][ C0] dev_queue_xmit+0x4b/0x60 [ 171.391703][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 171.397199][ C0] packet_sendmsg+0x86ee/0x99d0 [ 171.402146][ C0] ? kmsan_get_metadata+0x116/0x180 [ 171.408264][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 171.414639][ C0] ? process_slab+0x13a8/0x1b70 [ 171.419740][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 171.425655][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 171.431995][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 171.437526][ C0] ? packet_getsockopt+0x1120/0x1120 [ 171.443455][ C0] __sys_sendmsg+0x714/0x830 [ 171.448319][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 171.455849][ C0] ? up_read+0x40/0x2b0 [ 171.461025][ C0] ? kmsan_get_metadata+0x116/0x180 [ 171.466732][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 171.474194][ C0] ? kmsan_get_metadata+0x116/0x180 [ 171.479946][ C0] __se_sys_sendmsg+0x97/0xb0 [ 171.484726][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 171.489773][ C0] do_syscall_64+0x9f/0x140 [ 171.494389][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 171.500426][ C0] RIP: 0033:0x443de9 [ 171.504538][ 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 [ 171.526658][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 171.535509][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 171.544421][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 171.552892][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 171.561424][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 00000000000293b7 [ 171.570682][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 171.579049][ C0] [ 171.581836][ C0] Uninit was stored to memory at: [ 171.587140][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 171.594108][ C0] __msan_chain_origin+0x54/0xa0 [ 171.599143][ C0] iptunnel_xmit+0xbd6/0xf20 [ 171.604317][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 171.609529][ C0] geneve_xmit+0x2139/0x3c40 [ 171.614564][ C0] xmit_one+0x2b6/0x760 [ 171.619010][ C0] __dev_queue_xmit+0x3432/0x4600 [ 171.624072][ C0] dev_queue_xmit+0x4b/0x60 [ 171.628748][ C0] packet_sendmsg+0x86ee/0x99d0 [ 171.633782][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 171.640011][ C0] __sys_sendmsg+0x714/0x830 [ 171.645001][ C0] __se_sys_sendmsg+0x97/0xb0 [ 171.649930][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 171.655254][ C0] do_syscall_64+0x9f/0x140 [ 171.660099][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 171.666319][ C0] [ 171.669202][ C0] Uninit was created at: [ 171.674091][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 171.680516][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 171.686173][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 171.692347][ C0] __alloc_skb+0x4dd/0xe90 [ 171.697107][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 171.702786][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 171.709023][ C0] packet_sendmsg+0x6a12/0x99d0 [ 171.713882][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 171.719026][ C0] __sys_sendmsg+0x714/0x830 [ 171.724574][ C0] __se_sys_sendmsg+0x97/0xb0 [ 171.729412][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 171.734577][ C0] do_syscall_64+0x9f/0x140 [ 171.739272][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 171.745843][ C0] ===================================================== [ 171.753103][ C0] ===================================================== [ 171.760379][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 171.767454][ C0] CPU: 0 PID: 8431 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 171.778039][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.788313][ C0] Call Trace: [ 171.791789][ C0] [ 171.794821][ C0] dump_stack+0x24c/0x2e0 [ 171.799402][ C0] kmsan_report+0xfb/0x1e0 [ 171.804180][ C0] __msan_warning+0x5c/0xa0 [ 171.808768][ C0] ip_rcv_core+0x1068/0x1480 [ 171.814055][ C0] ip_rcv+0xc7/0x820 [ 171.818170][ C0] ? kmsan_get_metadata+0x116/0x180 [ 171.823594][ C0] __netif_receive_skb+0x1ec/0x640 [ 171.829267][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 171.835647][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 171.841603][ C0] process_backlog+0x517/0xbd0 [ 171.846923][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 171.853279][ C0] __napi_poll+0x13e/0xca0 [ 171.857996][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 171.864513][ C0] net_rx_action+0x726/0x14a0 [ 171.869304][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 171.875226][ C0] ? net_tx_action+0xd30/0xd30 [ 171.880175][ C0] __do_softirq+0x1b9/0x715 [ 171.884782][ C0] ? idle_cpu+0x9a/0x1d0 [ 171.889112][ C0] ? __irq_exit_rcu+0x83/0x280 [ 171.894247][ C0] do_softirq+0x123/0x1c0 [ 171.898806][ C0] [ 171.902007][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 171.908004][ C0] local_bh_enable+0x36/0x40 [ 171.912893][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 171.918540][ C0] dev_queue_xmit+0x4b/0x60 [ 171.923134][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 171.928624][ C0] packet_sendmsg+0x86ee/0x99d0 [ 171.933574][ C0] ? kmsan_get_metadata+0x116/0x180 [ 171.939331][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 171.945705][ C0] ? process_slab+0x13a8/0x1b70 [ 171.950920][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 171.956916][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 171.963680][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 171.968653][ C0] ? packet_getsockopt+0x1120/0x1120 [ 171.974410][ C0] __sys_sendmsg+0x714/0x830 [ 171.979469][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 171.986526][ C0] ? up_read+0x40/0x2b0 [ 171.990872][ C0] ? kmsan_get_metadata+0x116/0x180 [ 171.996495][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 172.003274][ C0] ? kmsan_get_metadata+0x116/0x180 [ 172.009307][ C0] __se_sys_sendmsg+0x97/0xb0 [ 172.014205][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 172.019625][ C0] do_syscall_64+0x9f/0x140 [ 172.024782][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 172.030688][ C0] RIP: 0033:0x443de9 [ 172.034588][ 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 [ 172.057685][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 172.066429][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 172.074605][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 172.082675][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 172.090769][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 00000000000293b7 [ 172.099214][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 172.107397][ C0] [ 172.109730][ C0] Uninit was stored to memory at: [ 172.114849][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 172.120726][ C0] __msan_chain_origin+0x54/0xa0 [ 172.125851][ C0] __ip_local_out+0x479/0x840 [ 172.131067][ C0] ip_local_out+0xa1/0x1e0 [ 172.136293][ C0] iptunnel_xmit+0x931/0xf20 [ 172.141007][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 172.146731][ C0] geneve_xmit+0x2139/0x3c40 [ 172.151694][ C0] xmit_one+0x2b6/0x760 [ 172.155983][ C0] __dev_queue_xmit+0x3432/0x4600 [ 172.161094][ C0] dev_queue_xmit+0x4b/0x60 [ 172.166153][ C0] packet_sendmsg+0x86ee/0x99d0 [ 172.172926][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 172.178904][ C0] __sys_sendmsg+0x714/0x830 [ 172.184220][ C0] __se_sys_sendmsg+0x97/0xb0 [ 172.188907][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 172.194296][ C0] do_syscall_64+0x9f/0x140 [ 172.199076][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 172.205513][ C0] [ 172.208099][ C0] Uninit was stored to memory at: [ 172.213756][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 172.219769][ C0] __msan_chain_origin+0x54/0xa0 [ 172.225031][ C0] iptunnel_xmit+0xbd6/0xf20 [ 172.229752][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 172.235400][ C0] geneve_xmit+0x2139/0x3c40 [ 172.240147][ C0] xmit_one+0x2b6/0x760 [ 172.244328][ C0] __dev_queue_xmit+0x3432/0x4600 [ 172.249503][ C0] dev_queue_xmit+0x4b/0x60 [ 172.254193][ C0] packet_sendmsg+0x86ee/0x99d0 [ 172.259274][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 172.264436][ C0] __sys_sendmsg+0x714/0x830 [ 172.269343][ C0] __se_sys_sendmsg+0x97/0xb0 [ 172.274220][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 172.279073][ C0] do_syscall_64+0x9f/0x140 [ 172.283967][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 172.290130][ C0] [ 172.292502][ C0] Uninit was created at: [ 172.296866][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 172.303121][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 172.308243][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 172.314578][ C0] __alloc_skb+0x4dd/0xe90 [ 172.319558][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 172.325760][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 172.331290][ C0] packet_sendmsg+0x6a12/0x99d0 [ 172.336752][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 172.342204][ C0] __sys_sendmsg+0x714/0x830 executing program [ 172.347777][ C0] __se_sys_sendmsg+0x97/0xb0 [ 172.353258][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 172.358200][ C0] do_syscall_64+0x9f/0x140 [ 172.364089][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 172.370409][ C0] ===================================================== [ 172.430062][ C0] ===================================================== [ 172.437454][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 172.444787][ C0] CPU: 0 PID: 8432 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 172.455675][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.466536][ C0] Call Trace: [ 172.470013][ C0] [ 172.473576][ C0] dump_stack+0x24c/0x2e0 [ 172.478398][ C0] kmsan_report+0xfb/0x1e0 [ 172.482941][ C0] __msan_warning+0x5c/0xa0 [ 172.488048][ C0] ip_rcv_core+0xf4c/0x1480 [ 172.492710][ C0] ip_rcv+0xc7/0x820 [ 172.496760][ C0] ? kmsan_get_metadata+0x116/0x180 [ 172.502208][ C0] __netif_receive_skb+0x1ec/0x640 [ 172.507654][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 172.513485][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 172.520467][ C0] process_backlog+0x517/0xbd0 [ 172.525826][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 172.531851][ C0] __napi_poll+0x13e/0xca0 [ 172.536889][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 172.543260][ C0] net_rx_action+0x726/0x14a0 [ 172.548185][ C0] ? net_tx_action+0xd30/0xd30 [ 172.553503][ C0] __do_softirq+0x1b9/0x715 [ 172.558907][ C0] ? idle_cpu+0x9a/0x1d0 [ 172.563552][ C0] ? __irq_exit_rcu+0x83/0x280 [ 172.568774][ C0] do_softirq+0x123/0x1c0 [ 172.573405][ C0] [ 172.576618][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 172.581955][ C0] local_bh_enable+0x36/0x40 [ 172.586874][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 172.592582][ C0] dev_queue_xmit+0x4b/0x60 [ 172.597354][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 172.603124][ C0] packet_sendmsg+0x86ee/0x99d0 [ 172.608282][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 172.614043][ C0] ? __msan_get_context_state+0x9/0x20 [ 172.619922][ C0] ? irqentry_exit+0x12/0x50 [ 172.625598][ C0] ? sysvec_apic_timer_interrupt+0x86/0xf0 [ 172.631438][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 172.638673][ C0] ? process_slab+0x13a8/0x1b70 [ 172.644230][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 172.650871][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 172.657924][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 172.663305][ C0] ? packet_getsockopt+0x1120/0x1120 [ 172.669549][ C0] __sys_sendmsg+0x714/0x830 [ 172.674615][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 172.680540][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 172.687076][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 172.693771][ C0] ? kmsan_get_metadata+0x116/0x180 [ 172.699707][ C0] __se_sys_sendmsg+0x97/0xb0 [ 172.704610][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 172.709578][ C0] do_syscall_64+0x9f/0x140 [ 172.714560][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 172.720856][ C0] RIP: 0033:0x443de9 [ 172.724935][ 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 [ 172.746723][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 172.755903][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 172.764286][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 172.772576][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 172.782402][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 0000000000029af2 [ 172.790976][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 172.799715][ C0] [ 172.802514][ C0] Uninit was stored to memory at: [ 172.807822][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 172.814185][ C0] __msan_chain_origin+0x54/0xa0 [ 172.820114][ C0] iptunnel_xmit+0xbd6/0xf20 [ 172.825058][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 172.831207][ C0] geneve_xmit+0x2139/0x3c40 [ 172.836069][ C0] xmit_one+0x2b6/0x760 [ 172.840674][ C0] __dev_queue_xmit+0x3432/0x4600 [ 172.846351][ C0] dev_queue_xmit+0x4b/0x60 [ 172.851206][ C0] packet_sendmsg+0x86ee/0x99d0 [ 172.856836][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 172.862051][ C0] __sys_sendmsg+0x714/0x830 [ 172.866744][ C0] __se_sys_sendmsg+0x97/0xb0 [ 172.871636][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 172.876700][ C0] do_syscall_64+0x9f/0x140 [ 172.881572][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 172.887681][ C0] [ 172.890267][ C0] Uninit was created at: [ 172.894764][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 172.900593][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 172.905653][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 172.911870][ C0] __alloc_skb+0x4dd/0xe90 [ 172.917896][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 172.923457][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 172.930064][ C0] packet_sendmsg+0x6a12/0x99d0 [ 172.935025][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 172.940276][ C0] __sys_sendmsg+0x714/0x830 [ 172.945074][ C0] __se_sys_sendmsg+0x97/0xb0 [ 172.949875][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 172.954733][ C0] do_syscall_64+0x9f/0x140 [ 172.959355][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 172.965920][ C0] ===================================================== [ 172.974011][ C0] ===================================================== [ 172.981491][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 172.988678][ C0] CPU: 0 PID: 8432 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 172.999430][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.009778][ C0] Call Trace: [ 173.013191][ C0] [ 173.016089][ C0] dump_stack+0x24c/0x2e0 [ 173.020728][ C0] kmsan_report+0xfb/0x1e0 [ 173.025480][ C0] __msan_warning+0x5c/0xa0 [ 173.030187][ C0] ip_rcv_core+0xf5d/0x1480 [ 173.034762][ C0] ip_rcv+0xc7/0x820 [ 173.038897][ C0] ? kmsan_get_metadata+0x116/0x180 [ 173.044240][ C0] __netif_receive_skb+0x1ec/0x640 [ 173.049385][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 173.055341][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 173.061019][ C0] process_backlog+0x517/0xbd0 [ 173.066137][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 173.071456][ C0] __napi_poll+0x13e/0xca0 [ 173.076038][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 173.082371][ C0] net_rx_action+0x726/0x14a0 [ 173.087240][ C0] ? net_tx_action+0xd30/0xd30 [ 173.092491][ C0] __do_softirq+0x1b9/0x715 [ 173.097668][ C0] ? idle_cpu+0x9a/0x1d0 [ 173.101960][ C0] ? __irq_exit_rcu+0x83/0x280 [ 173.107126][ C0] do_softirq+0x123/0x1c0 [ 173.111989][ C0] [ 173.115720][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 173.121608][ C0] local_bh_enable+0x36/0x40 [ 173.127010][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 173.132774][ C0] dev_queue_xmit+0x4b/0x60 [ 173.137833][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 173.143603][ C0] packet_sendmsg+0x86ee/0x99d0 [ 173.149000][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 173.154811][ C0] ? __msan_get_context_state+0x9/0x20 [ 173.160396][ C0] ? irqentry_exit+0x12/0x50 [ 173.165424][ C0] ? sysvec_apic_timer_interrupt+0x86/0xf0 [ 173.172407][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 173.180343][ C0] ? process_slab+0x13a8/0x1b70 [ 173.185706][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 173.192664][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 173.199671][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 173.204575][ C0] ? packet_getsockopt+0x1120/0x1120 [ 173.210107][ C0] __sys_sendmsg+0x714/0x830 [ 173.214822][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 173.220991][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 173.227454][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 173.235087][ C0] ? kmsan_get_metadata+0x116/0x180 [ 173.240763][ C0] __se_sys_sendmsg+0x97/0xb0 [ 173.245941][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 173.251168][ C0] do_syscall_64+0x9f/0x140 [ 173.256313][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 173.262407][ C0] RIP: 0033:0x443de9 [ 173.266438][ 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 [ 173.289181][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 173.298164][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 173.306972][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 173.315479][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 173.324054][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 0000000000029af2 [ 173.332232][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 173.340461][ C0] [ 173.343044][ C0] Uninit was stored to memory at: [ 173.348059][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 173.354248][ C0] __msan_chain_origin+0x54/0xa0 [ 173.359305][ C0] iptunnel_xmit+0xbd6/0xf20 [ 173.364119][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 173.369711][ C0] geneve_xmit+0x2139/0x3c40 [ 173.375427][ C0] xmit_one+0x2b6/0x760 [ 173.380363][ C0] __dev_queue_xmit+0x3432/0x4600 [ 173.385535][ C0] dev_queue_xmit+0x4b/0x60 [ 173.390189][ C0] packet_sendmsg+0x86ee/0x99d0 [ 173.395443][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 173.400378][ C0] __sys_sendmsg+0x714/0x830 [ 173.405163][ C0] __se_sys_sendmsg+0x97/0xb0 [ 173.410230][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 173.415174][ C0] do_syscall_64+0x9f/0x140 [ 173.420186][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 173.426450][ C0] [ 173.428982][ C0] Uninit was created at: [ 173.433836][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 173.439764][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 173.444960][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 173.451069][ C0] __alloc_skb+0x4dd/0xe90 [ 173.455568][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 173.460807][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 173.466223][ C0] packet_sendmsg+0x6a12/0x99d0 [ 173.471768][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 173.476937][ C0] __sys_sendmsg+0x714/0x830 [ 173.482065][ C0] __se_sys_sendmsg+0x97/0xb0 [ 173.486991][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 173.492040][ C0] do_syscall_64+0x9f/0x140 [ 173.496597][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 173.502506][ C0] ===================================================== [ 173.509628][ C0] ===================================================== [ 173.516702][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 173.523872][ C0] CPU: 0 PID: 8432 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 173.534361][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.545851][ C0] Call Trace: [ 173.549327][ C0] [ 173.552192][ C0] dump_stack+0x24c/0x2e0 [ 173.556653][ C0] kmsan_report+0xfb/0x1e0 [ 173.561207][ C0] __msan_warning+0x5c/0xa0 [ 173.565879][ C0] ip_rcv_core+0x1068/0x1480 [ 173.570507][ C0] ip_rcv+0xc7/0x820 [ 173.574601][ C0] ? kmsan_get_metadata+0x116/0x180 [ 173.579922][ C0] __netif_receive_skb+0x1ec/0x640 [ 173.585431][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 173.591751][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 173.598223][ C0] process_backlog+0x517/0xbd0 [ 173.603200][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 173.608715][ C0] __napi_poll+0x13e/0xca0 [ 173.613439][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 173.620413][ C0] net_rx_action+0x726/0x14a0 [ 173.625317][ C0] ? net_tx_action+0xd30/0xd30 [ 173.630655][ C0] __do_softirq+0x1b9/0x715 [ 173.635372][ C0] ? idle_cpu+0x9a/0x1d0 [ 173.639788][ C0] ? __irq_exit_rcu+0x83/0x280 [ 173.644761][ C0] do_softirq+0x123/0x1c0 [ 173.649458][ C0] [ 173.652537][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 173.657678][ C0] local_bh_enable+0x36/0x40 [ 173.662542][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 173.667858][ C0] dev_queue_xmit+0x4b/0x60 [ 173.672896][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 173.678622][ C0] packet_sendmsg+0x86ee/0x99d0 [ 173.683659][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 173.689896][ C0] ? __msan_get_context_state+0x9/0x20 [ 173.696004][ C0] ? irqentry_exit+0x12/0x50 [ 173.701037][ C0] ? sysvec_apic_timer_interrupt+0x86/0xf0 [ 173.706895][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 173.713692][ C0] ? process_slab+0x13a8/0x1b70 [ 173.718592][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 173.724924][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 173.731319][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 173.736436][ C0] ? packet_getsockopt+0x1120/0x1120 [ 173.742408][ C0] __sys_sendmsg+0x714/0x830 [ 173.747143][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 173.752785][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 173.759043][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 173.765906][ C0] ? kmsan_get_metadata+0x116/0x180 [ 173.771495][ C0] __se_sys_sendmsg+0x97/0xb0 [ 173.776194][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 173.781070][ C0] do_syscall_64+0x9f/0x140 [ 173.785670][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 173.791732][ C0] RIP: 0033:0x443de9 [ 173.796222][ 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 [ 173.816869][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 173.826351][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 173.835448][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 173.844872][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 173.853288][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 0000000000029af2 [ 173.862119][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 173.870818][ C0] [ 173.873172][ C0] Uninit was stored to memory at: [ 173.878208][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 173.884120][ C0] __msan_chain_origin+0x54/0xa0 [ 173.889122][ C0] __ip_local_out+0x479/0x840 [ 173.894419][ C0] ip_local_out+0xa1/0x1e0 [ 173.899047][ C0] iptunnel_xmit+0x931/0xf20 [ 173.904001][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 173.909408][ C0] geneve_xmit+0x2139/0x3c40 [ 173.914320][ C0] xmit_one+0x2b6/0x760 [ 173.919185][ C0] __dev_queue_xmit+0x3432/0x4600 [ 173.924569][ C0] dev_queue_xmit+0x4b/0x60 [ 173.929075][ C0] packet_sendmsg+0x86ee/0x99d0 [ 173.934207][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 173.939393][ C0] __sys_sendmsg+0x714/0x830 [ 173.944000][ C0] __se_sys_sendmsg+0x97/0xb0 [ 173.949589][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 173.955280][ C0] do_syscall_64+0x9f/0x140 [ 173.960142][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 173.966507][ C0] [ 173.968876][ C0] Uninit was stored to memory at: [ 173.974413][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 173.980657][ C0] __msan_chain_origin+0x54/0xa0 [ 173.985918][ C0] iptunnel_xmit+0xbd6/0xf20 [ 173.991119][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 173.996869][ C0] geneve_xmit+0x2139/0x3c40 [ 174.001808][ C0] xmit_one+0x2b6/0x760 [ 174.006247][ C0] __dev_queue_xmit+0x3432/0x4600 [ 174.011530][ C0] dev_queue_xmit+0x4b/0x60 [ 174.016790][ C0] packet_sendmsg+0x86ee/0x99d0 [ 174.022474][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 174.027811][ C0] __sys_sendmsg+0x714/0x830 [ 174.032598][ C0] __se_sys_sendmsg+0x97/0xb0 [ 174.037563][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 174.042569][ C0] do_syscall_64+0x9f/0x140 [ 174.047551][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 174.054432][ C0] [ 174.056968][ C0] Uninit was created at: [ 174.061879][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 174.068136][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 174.073403][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 174.079712][ C0] __alloc_skb+0x4dd/0xe90 [ 174.084828][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 174.090635][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 174.096366][ C0] packet_sendmsg+0x6a12/0x99d0 [ 174.101598][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 174.106949][ C0] __sys_sendmsg+0x714/0x830 [ 174.111813][ C0] __se_sys_sendmsg+0x97/0xb0 [ 174.116616][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 174.122044][ C0] do_syscall_64+0x9f/0x140 [ 174.126973][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae executing program [ 174.132976][ C0] ===================================================== [ 174.164989][ C0] ===================================================== [ 174.172256][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 174.179724][ C0] CPU: 0 PID: 8433 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 174.191160][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.202189][ C0] Call Trace: [ 174.205581][ C0] [ 174.208446][ C0] dump_stack+0x24c/0x2e0 [ 174.213092][ C0] kmsan_report+0xfb/0x1e0 [ 174.217690][ C0] __msan_warning+0x5c/0xa0 [ 174.222232][ C0] ip_rcv_core+0xf4c/0x1480 [ 174.226878][ C0] ip_rcv+0xc7/0x820 [ 174.230806][ C0] ? kmsan_get_metadata+0x116/0x180 [ 174.236550][ C0] __netif_receive_skb+0x1ec/0x640 [ 174.243080][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 174.248972][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 174.254622][ C0] process_backlog+0x517/0xbd0 [ 174.260193][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 174.265935][ C0] __napi_poll+0x13e/0xca0 [ 174.270571][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 174.277110][ C0] net_rx_action+0x726/0x14a0 [ 174.282434][ C0] ? net_tx_action+0xd30/0xd30 [ 174.287456][ C0] __do_softirq+0x1b9/0x715 [ 174.292273][ C0] ? idle_cpu+0x9a/0x1d0 [ 174.296873][ C0] ? __irq_exit_rcu+0x83/0x280 [ 174.301824][ C0] do_softirq+0x123/0x1c0 [ 174.306152][ C0] [ 174.309074][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 174.314717][ C0] local_bh_enable+0x36/0x40 [ 174.320082][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 174.325547][ C0] dev_queue_xmit+0x4b/0x60 [ 174.330052][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 174.336124][ C0] packet_sendmsg+0x86ee/0x99d0 [ 174.341024][ C0] ? kmsan_get_metadata+0x116/0x180 [ 174.347302][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 174.353160][ C0] ? process_slab+0x13a8/0x1b70 [ 174.358533][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 174.364737][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 174.371164][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 174.376021][ C0] ? packet_getsockopt+0x1120/0x1120 [ 174.381957][ C0] __sys_sendmsg+0x714/0x830 [ 174.387042][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 174.393499][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 174.399741][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 174.406084][ C0] ? kmsan_get_metadata+0x116/0x180 [ 174.411387][ C0] __se_sys_sendmsg+0x97/0xb0 [ 174.416442][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 174.422051][ C0] do_syscall_64+0x9f/0x140 [ 174.426764][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 174.432662][ C0] RIP: 0033:0x443de9 [ 174.436669][ 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 [ 174.458344][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.467192][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 174.475469][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 174.484135][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 174.492711][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 000000000002a1bb [ 174.501643][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 174.510457][ C0] [ 174.513079][ C0] Uninit was stored to memory at: [ 174.518546][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 174.525094][ C0] __msan_chain_origin+0x54/0xa0 [ 174.530085][ C0] iptunnel_xmit+0xbd6/0xf20 [ 174.534686][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 174.539996][ C0] geneve_xmit+0x2139/0x3c40 [ 174.544783][ C0] xmit_one+0x2b6/0x760 [ 174.550771][ C0] __dev_queue_xmit+0x3432/0x4600 [ 174.556146][ C0] dev_queue_xmit+0x4b/0x60 [ 174.561079][ C0] packet_sendmsg+0x86ee/0x99d0 [ 174.566208][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 174.571143][ C0] __sys_sendmsg+0x714/0x830 [ 174.575757][ C0] __se_sys_sendmsg+0x97/0xb0 [ 174.580479][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 174.585987][ C0] do_syscall_64+0x9f/0x140 [ 174.590613][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 174.597783][ C0] [ 174.600116][ C0] Uninit was created at: [ 174.604423][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 174.612498][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 174.617730][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 174.623875][ C0] __alloc_skb+0x4dd/0xe90 [ 174.628509][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 174.634713][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 174.641162][ C0] packet_sendmsg+0x6a12/0x99d0 [ 174.646966][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 174.652905][ C0] __sys_sendmsg+0x714/0x830 [ 174.657933][ C0] __se_sys_sendmsg+0x97/0xb0 [ 174.662806][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 174.667657][ C0] do_syscall_64+0x9f/0x140 [ 174.672887][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 174.678803][ C0] ===================================================== [ 174.686276][ C0] ===================================================== [ 174.693429][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 174.700537][ C0] CPU: 0 PID: 8433 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 174.711327][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.721417][ C0] Call Trace: [ 174.724839][ C0] [ 174.727704][ C0] dump_stack+0x24c/0x2e0 [ 174.732183][ C0] kmsan_report+0xfb/0x1e0 [ 174.736678][ C0] __msan_warning+0x5c/0xa0 [ 174.741497][ C0] ip_rcv_core+0xf5d/0x1480 [ 174.746315][ C0] ip_rcv+0xc7/0x820 [ 174.750367][ C0] ? kmsan_get_metadata+0x116/0x180 [ 174.755721][ C0] __netif_receive_skb+0x1ec/0x640 [ 174.761175][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 174.767118][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 174.772978][ C0] process_backlog+0x517/0xbd0 [ 174.777781][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 174.783784][ C0] __napi_poll+0x13e/0xca0 [ 174.788620][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 174.794866][ C0] net_rx_action+0x726/0x14a0 [ 174.799642][ C0] ? net_tx_action+0xd30/0xd30 [ 174.804513][ C0] __do_softirq+0x1b9/0x715 [ 174.809130][ C0] ? idle_cpu+0x9a/0x1d0 [ 174.814087][ C0] ? __irq_exit_rcu+0x83/0x280 [ 174.818989][ C0] do_softirq+0x123/0x1c0 [ 174.823771][ C0] [ 174.827022][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 174.833498][ C0] local_bh_enable+0x36/0x40 [ 174.838743][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 174.844627][ C0] dev_queue_xmit+0x4b/0x60 [ 174.849437][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 174.855242][ C0] packet_sendmsg+0x86ee/0x99d0 [ 174.860268][ C0] ? kmsan_get_metadata+0x116/0x180 [ 174.867621][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 174.873821][ C0] ? process_slab+0x13a8/0x1b70 [ 174.879111][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 174.885260][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 174.891834][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 174.897033][ C0] ? packet_getsockopt+0x1120/0x1120 [ 174.903671][ C0] __sys_sendmsg+0x714/0x830 [ 174.908680][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 174.914488][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 174.922055][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 174.928612][ C0] ? kmsan_get_metadata+0x116/0x180 [ 174.934533][ C0] __se_sys_sendmsg+0x97/0xb0 [ 174.939311][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 174.944224][ C0] do_syscall_64+0x9f/0x140 [ 174.948828][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 174.955189][ C0] RIP: 0033:0x443de9 [ 174.960139][ 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 [ 174.981693][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.990738][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 174.999929][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 175.010487][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 175.019442][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 000000000002a1bb [ 175.028748][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 175.037635][ C0] [ 175.040401][ C0] Uninit was stored to memory at: [ 175.046366][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 175.052949][ C0] __msan_chain_origin+0x54/0xa0 [ 175.059021][ C0] iptunnel_xmit+0xbd6/0xf20 [ 175.064409][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 175.070331][ C0] geneve_xmit+0x2139/0x3c40 [ 175.075801][ C0] xmit_one+0x2b6/0x760 [ 175.080082][ C0] __dev_queue_xmit+0x3432/0x4600 [ 175.085486][ C0] dev_queue_xmit+0x4b/0x60 [ 175.090691][ C0] packet_sendmsg+0x86ee/0x99d0 [ 175.095993][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 175.101250][ C0] __sys_sendmsg+0x714/0x830 [ 175.106175][ C0] __se_sys_sendmsg+0x97/0xb0 [ 175.111877][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 175.116857][ C0] do_syscall_64+0x9f/0x140 [ 175.121367][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 175.128215][ C0] [ 175.131075][ C0] Uninit was created at: [ 175.135400][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 175.141727][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 175.146918][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 175.154061][ C0] __alloc_skb+0x4dd/0xe90 [ 175.159384][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 175.165036][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 175.171290][ C0] packet_sendmsg+0x6a12/0x99d0 [ 175.176978][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 175.182470][ C0] __sys_sendmsg+0x714/0x830 [ 175.187260][ C0] __se_sys_sendmsg+0x97/0xb0 [ 175.192238][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 175.198846][ C0] do_syscall_64+0x9f/0x140 [ 175.203843][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 175.210521][ C0] ===================================================== [ 175.217879][ C0] ===================================================== [ 175.225589][ C0] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 175.233713][ C0] CPU: 0 PID: 8433 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 175.245665][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.256730][ C0] Call Trace: [ 175.260491][ C0] [ 175.263380][ C0] dump_stack+0x24c/0x2e0 [ 175.268449][ C0] kmsan_report+0xfb/0x1e0 [ 175.273016][ C0] __msan_warning+0x5c/0xa0 [ 175.277818][ C0] ip_rcv_core+0x1068/0x1480 [ 175.282540][ C0] ip_rcv+0xc7/0x820 [ 175.286723][ C0] ? kmsan_get_metadata+0x116/0x180 [ 175.292694][ C0] __netif_receive_skb+0x1ec/0x640 [ 175.298492][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 175.305211][ C0] ? ip_local_deliver_finish+0x370/0x370 [ 175.311187][ C0] process_backlog+0x517/0xbd0 [ 175.316422][ C0] ? rps_trigger_softirq+0x4d0/0x4d0 [ 175.322188][ C0] __napi_poll+0x13e/0xca0 [ 175.326995][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 175.334462][ C0] net_rx_action+0x726/0x14a0 [ 175.339458][ C0] ? net_tx_action+0xd30/0xd30 [ 175.344690][ C0] __do_softirq+0x1b9/0x715 [ 175.349596][ C0] ? idle_cpu+0x9a/0x1d0 [ 175.354514][ C0] ? __irq_exit_rcu+0x83/0x280 [ 175.360154][ C0] do_softirq+0x123/0x1c0 [ 175.366914][ C0] [ 175.370089][ C0] __local_bh_enable_ip+0xa1/0xb0 [ 175.375717][ C0] local_bh_enable+0x36/0x40 [ 175.380744][ C0] __dev_queue_xmit+0x3b4a/0x4600 [ 175.386282][ C0] dev_queue_xmit+0x4b/0x60 [ 175.391769][ C0] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 175.397786][ C0] packet_sendmsg+0x86ee/0x99d0 [ 175.403504][ C0] ? kmsan_get_metadata+0x116/0x180 [ 175.409632][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 175.416680][ C0] ? process_slab+0x13a8/0x1b70 [ 175.422483][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 175.429441][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 175.437206][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 175.442461][ C0] ? packet_getsockopt+0x1120/0x1120 [ 175.448414][ C0] __sys_sendmsg+0x714/0x830 [ 175.453575][ C0] ? kmsan_internal_set_origin+0x85/0xc0 [ 175.459803][ C0] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 175.466993][ C0] ? __msan_instrument_asm_store+0x107/0x130 [ 175.473194][ C0] ? kmsan_get_metadata+0x116/0x180 [ 175.478602][ C0] __se_sys_sendmsg+0x97/0xb0 [ 175.483400][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 175.488626][ C0] do_syscall_64+0x9f/0x140 [ 175.493698][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 175.500483][ C0] RIP: 0033:0x443de9 [ 175.506229][ 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 [ 175.528295][ C0] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 175.537910][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 175.546353][ C0] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 175.555580][ C0] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 175.566118][ C0] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 000000000002a1bb [ 175.575342][ C0] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 175.584417][ C0] [ 175.586930][ C0] Uninit was stored to memory at: [ 175.592592][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 175.599865][ C0] __msan_chain_origin+0x54/0xa0 [ 175.605450][ C0] __ip_local_out+0x479/0x840 [ 175.611108][ C0] ip_local_out+0xa1/0x1e0 [ 175.615554][ C0] iptunnel_xmit+0x931/0xf20 [ 175.620555][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 175.626202][ C0] geneve_xmit+0x2139/0x3c40 [ 175.631184][ C0] xmit_one+0x2b6/0x760 [ 175.635917][ C0] __dev_queue_xmit+0x3432/0x4600 [ 175.641074][ C0] dev_queue_xmit+0x4b/0x60 [ 175.646226][ C0] packet_sendmsg+0x86ee/0x99d0 [ 175.651470][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 175.657175][ C0] __sys_sendmsg+0x714/0x830 [ 175.662941][ C0] __se_sys_sendmsg+0x97/0xb0 [ 175.668036][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 175.673235][ C0] do_syscall_64+0x9f/0x140 [ 175.678507][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 175.685632][ C0] [ 175.688062][ C0] Uninit was stored to memory at: [ 175.693964][ C0] kmsan_internal_chain_origin+0xad/0x130 [ 175.700049][ C0] __msan_chain_origin+0x54/0xa0 [ 175.705404][ C0] iptunnel_xmit+0xbd6/0xf20 [ 175.710650][ C0] udp_tunnel_xmit_skb+0x526/0x640 [ 175.715995][ C0] geneve_xmit+0x2139/0x3c40 [ 175.720769][ C0] xmit_one+0x2b6/0x760 [ 175.725052][ C0] __dev_queue_xmit+0x3432/0x4600 [ 175.730113][ C0] dev_queue_xmit+0x4b/0x60 [ 175.735129][ C0] packet_sendmsg+0x86ee/0x99d0 [ 175.741402][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 175.747272][ C0] __sys_sendmsg+0x714/0x830 [ 175.752891][ C0] __se_sys_sendmsg+0x97/0xb0 [ 175.758123][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 175.763018][ C0] do_syscall_64+0x9f/0x140 [ 175.768255][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 175.774248][ C0] [ 175.776857][ C0] Uninit was created at: [ 175.781506][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 175.787850][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 175.792642][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 175.798899][ C0] __alloc_skb+0x4dd/0xe90 [ 175.803530][ C0] alloc_skb_with_frags+0x1f3/0xc10 [ 175.809068][ C0] sock_alloc_send_pskb+0xdc1/0xf90 [ 175.814619][ C0] packet_sendmsg+0x6a12/0x99d0 executing program [ 175.819624][ C0] ____sys_sendmsg+0xcfc/0x12f0 [ 175.824685][ C0] __sys_sendmsg+0x714/0x830 [ 175.829383][ C0] __se_sys_sendmsg+0x97/0xb0 [ 175.834313][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 175.839536][ C0] do_syscall_64+0x9f/0x140 [ 175.844450][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 175.850441][ C0] ===================================================== [ 175.899008][ C1] ===================================================== [ 175.906091][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 175.913123][ C1] CPU: 1 PID: 8434 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 175.925167][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.936101][ C1] Call Trace: [ 175.939660][ C1] [ 175.942637][ C1] dump_stack+0x24c/0x2e0 [ 175.947160][ C1] kmsan_report+0xfb/0x1e0 [ 175.951955][ C1] __msan_warning+0x5c/0xa0 [ 175.957147][ C1] ip_rcv_core+0xf4c/0x1480 [ 175.962826][ C1] ip_rcv+0xc7/0x820 [ 175.967912][ C1] ? kmsan_get_metadata+0x116/0x180 [ 175.973950][ C1] __netif_receive_skb+0x1ec/0x640 [ 175.979288][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 175.985468][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 175.991474][ C1] process_backlog+0x517/0xbd0 [ 175.996473][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 176.002495][ C1] __napi_poll+0x13e/0xca0 [ 176.007234][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 176.013536][ C1] net_rx_action+0x726/0x14a0 [ 176.019103][ C1] ? net_tx_action+0xd30/0xd30 [ 176.024247][ C1] __do_softirq+0x1b9/0x715 [ 176.028889][ C1] ? idle_cpu+0x9a/0x1d0 [ 176.033351][ C1] ? __irq_exit_rcu+0x83/0x280 [ 176.038615][ C1] do_softirq+0x123/0x1c0 [ 176.043760][ C1] [ 176.046931][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 176.052066][ C1] local_bh_enable+0x36/0x40 [ 176.056838][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 176.062401][ C1] dev_queue_xmit+0x4b/0x60 [ 176.067595][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 176.073352][ C1] packet_sendmsg+0x86ee/0x99d0 [ 176.078889][ C1] ? kmsan_get_metadata+0x116/0x180 [ 176.084883][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 176.090759][ C1] ? process_slab+0x13a8/0x1b70 [ 176.097794][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 176.104395][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 176.111297][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 176.116467][ C1] ? packet_getsockopt+0x1120/0x1120 [ 176.122734][ C1] __sys_sendmsg+0x714/0x830 [ 176.128093][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 176.134995][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 176.142783][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 176.149225][ C1] ? kmsan_get_metadata+0x116/0x180 [ 176.155063][ C1] __se_sys_sendmsg+0x97/0xb0 [ 176.160254][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 176.165935][ C1] do_syscall_64+0x9f/0x140 [ 176.171250][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 176.177910][ C1] RIP: 0033:0x443de9 [ 176.182447][ 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 [ 176.203408][ C1] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 176.212537][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 176.220982][ C1] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 176.229984][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 176.239019][ C1] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 000000000002a883 [ 176.248181][ C1] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 176.256529][ C1] [ 176.258953][ C1] Uninit was stored to memory at: [ 176.264057][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 176.270415][ C1] __msan_chain_origin+0x54/0xa0 [ 176.275557][ C1] iptunnel_xmit+0xbd6/0xf20 [ 176.280428][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 176.285657][ C1] geneve_xmit+0x2139/0x3c40 [ 176.290573][ C1] xmit_one+0x2b6/0x760 [ 176.296243][ C1] __dev_queue_xmit+0x3432/0x4600 [ 176.301964][ C1] dev_queue_xmit+0x4b/0x60 [ 176.306837][ C1] packet_sendmsg+0x86ee/0x99d0 [ 176.311966][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 176.317436][ C1] __sys_sendmsg+0x714/0x830 [ 176.322706][ C1] __se_sys_sendmsg+0x97/0xb0 [ 176.327576][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 176.332451][ C1] do_syscall_64+0x9f/0x140 [ 176.337059][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 176.343721][ C1] [ 176.346374][ C1] Uninit was created at: [ 176.351323][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 176.357448][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 176.362348][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 176.368882][ C1] __alloc_skb+0x4dd/0xe90 [ 176.373387][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 176.378782][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 176.384974][ C1] packet_sendmsg+0x6a12/0x99d0 [ 176.390262][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 176.395905][ C1] __sys_sendmsg+0x714/0x830 [ 176.400909][ C1] __se_sys_sendmsg+0x97/0xb0 [ 176.405889][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 176.411574][ C1] do_syscall_64+0x9f/0x140 [ 176.416411][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 176.423019][ C1] ===================================================== [ 176.430665][ C1] ===================================================== [ 176.438022][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 176.445140][ C1] CPU: 1 PID: 8434 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 176.455625][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.466526][ C1] Call Trace: [ 176.469994][ C1] [ 176.472991][ C1] dump_stack+0x24c/0x2e0 [ 176.477536][ C1] kmsan_report+0xfb/0x1e0 [ 176.482166][ C1] __msan_warning+0x5c/0xa0 [ 176.486864][ C1] ip_rcv_core+0xf5d/0x1480 [ 176.491431][ C1] ip_rcv+0xc7/0x820 [ 176.495540][ C1] ? kmsan_get_metadata+0x116/0x180 [ 176.501019][ C1] __netif_receive_skb+0x1ec/0x640 [ 176.506372][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 176.512141][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 176.517907][ C1] process_backlog+0x517/0xbd0 [ 176.522804][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 176.528336][ C1] __napi_poll+0x13e/0xca0 [ 176.532931][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 176.539707][ C1] net_rx_action+0x726/0x14a0 [ 176.545403][ C1] ? net_tx_action+0xd30/0xd30 [ 176.550358][ C1] __do_softirq+0x1b9/0x715 [ 176.555056][ C1] ? idle_cpu+0x9a/0x1d0 [ 176.559514][ C1] ? __irq_exit_rcu+0x83/0x280 [ 176.564310][ C1] do_softirq+0x123/0x1c0 [ 176.569304][ C1] [ 176.572739][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 176.578133][ C1] local_bh_enable+0x36/0x40 [ 176.583957][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 176.589574][ C1] dev_queue_xmit+0x4b/0x60 [ 176.594623][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 176.600705][ C1] packet_sendmsg+0x86ee/0x99d0 [ 176.606603][ C1] ? kmsan_get_metadata+0x116/0x180 [ 176.612253][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 176.618078][ C1] ? process_slab+0x13a8/0x1b70 [ 176.624061][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 176.630064][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 176.636653][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 176.641572][ C1] ? packet_getsockopt+0x1120/0x1120 [ 176.647229][ C1] __sys_sendmsg+0x714/0x830 [ 176.652143][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 176.658898][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 176.666404][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 176.673023][ C1] ? kmsan_get_metadata+0x116/0x180 [ 176.678241][ C1] __se_sys_sendmsg+0x97/0xb0 [ 176.683154][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 176.688200][ C1] do_syscall_64+0x9f/0x140 [ 176.692810][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 176.698800][ C1] RIP: 0033:0x443de9 [ 176.703396][ 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 [ 176.728810][ C1] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 176.738407][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 176.746927][ C1] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 176.756030][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 176.765520][ C1] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 000000000002a883 [ 176.773603][ C1] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 176.782061][ C1] [ 176.784972][ C1] Uninit was stored to memory at: [ 176.790104][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 176.796200][ C1] __msan_chain_origin+0x54/0xa0 [ 176.801754][ C1] iptunnel_xmit+0xbd6/0xf20 [ 176.806380][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 176.811775][ C1] geneve_xmit+0x2139/0x3c40 [ 176.816686][ C1] xmit_one+0x2b6/0x760 [ 176.821126][ C1] __dev_queue_xmit+0x3432/0x4600 [ 176.826194][ C1] dev_queue_xmit+0x4b/0x60 [ 176.831006][ C1] packet_sendmsg+0x86ee/0x99d0 [ 176.837286][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 176.842241][ C1] __sys_sendmsg+0x714/0x830 [ 176.847508][ C1] __se_sys_sendmsg+0x97/0xb0 [ 176.852426][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 176.857698][ C1] do_syscall_64+0x9f/0x140 [ 176.862972][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 176.870043][ C1] [ 176.872715][ C1] Uninit was created at: [ 176.877044][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 176.882951][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 176.887711][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 176.894072][ C1] __alloc_skb+0x4dd/0xe90 [ 176.898585][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 176.904196][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 176.909879][ C1] packet_sendmsg+0x6a12/0x99d0 [ 176.915051][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 176.920738][ C1] __sys_sendmsg+0x714/0x830 [ 176.925430][ C1] __se_sys_sendmsg+0x97/0xb0 [ 176.930230][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 176.935342][ C1] do_syscall_64+0x9f/0x140 [ 176.940258][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 176.947242][ C1] ===================================================== [ 176.954471][ C1] ===================================================== [ 176.962673][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 176.970747][ C1] CPU: 1 PID: 8434 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 176.981394][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.992373][ C1] Call Trace: [ 176.995846][ C1] [ 176.999013][ C1] dump_stack+0x24c/0x2e0 [ 177.004226][ C1] kmsan_report+0xfb/0x1e0 [ 177.008955][ C1] __msan_warning+0x5c/0xa0 [ 177.014083][ C1] ip_rcv_core+0x1068/0x1480 [ 177.019008][ C1] ip_rcv+0xc7/0x820 [ 177.024090][ C1] ? kmsan_get_metadata+0x116/0x180 [ 177.029351][ C1] __netif_receive_skb+0x1ec/0x640 [ 177.034586][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 177.040492][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 177.046426][ C1] process_backlog+0x517/0xbd0 [ 177.051706][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 177.057777][ C1] __napi_poll+0x13e/0xca0 [ 177.063717][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 177.070280][ C1] net_rx_action+0x726/0x14a0 [ 177.075090][ C1] ? net_tx_action+0xd30/0xd30 [ 177.079911][ C1] __do_softirq+0x1b9/0x715 [ 177.085412][ C1] ? idle_cpu+0x9a/0x1d0 [ 177.089963][ C1] ? __irq_exit_rcu+0x83/0x280 [ 177.095372][ C1] do_softirq+0x123/0x1c0 [ 177.100093][ C1] [ 177.103407][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 177.109079][ C1] local_bh_enable+0x36/0x40 [ 177.114692][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 177.119972][ C1] dev_queue_xmit+0x4b/0x60 [ 177.124958][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 177.130772][ C1] packet_sendmsg+0x86ee/0x99d0 [ 177.136118][ C1] ? kmsan_get_metadata+0x116/0x180 [ 177.141760][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 177.147884][ C1] ? process_slab+0x13a8/0x1b70 [ 177.154207][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 177.161206][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 177.168647][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 177.174475][ C1] ? packet_getsockopt+0x1120/0x1120 [ 177.180777][ C1] __sys_sendmsg+0x714/0x830 [ 177.186168][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 177.192847][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 177.199159][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 177.205543][ C1] ? kmsan_get_metadata+0x116/0x180 [ 177.211253][ C1] __se_sys_sendmsg+0x97/0xb0 [ 177.216047][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 177.221222][ C1] do_syscall_64+0x9f/0x140 [ 177.225886][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 177.232226][ C1] RIP: 0033:0x443de9 [ 177.236341][ 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 [ 177.258072][ C1] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 177.267937][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 177.277181][ C1] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 177.285988][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 177.294555][ C1] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 000000000002a883 [ 177.304802][ C1] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 177.312984][ C1] [ 177.315323][ C1] Uninit was stored to memory at: [ 177.320632][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 177.326794][ C1] __msan_chain_origin+0x54/0xa0 [ 177.332050][ C1] __ip_local_out+0x479/0x840 [ 177.337661][ C1] ip_local_out+0xa1/0x1e0 [ 177.342577][ C1] iptunnel_xmit+0x931/0xf20 [ 177.347969][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 177.353416][ C1] geneve_xmit+0x2139/0x3c40 [ 177.358732][ C1] xmit_one+0x2b6/0x760 [ 177.363042][ C1] __dev_queue_xmit+0x3432/0x4600 [ 177.369960][ C1] dev_queue_xmit+0x4b/0x60 [ 177.375284][ C1] packet_sendmsg+0x86ee/0x99d0 [ 177.380293][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 177.385153][ C1] __sys_sendmsg+0x714/0x830 [ 177.390851][ C1] __se_sys_sendmsg+0x97/0xb0 [ 177.395936][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 177.400709][ C1] do_syscall_64+0x9f/0x140 [ 177.405662][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 177.412284][ C1] [ 177.415481][ C1] Uninit was stored to memory at: [ 177.421110][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 177.427405][ C1] __msan_chain_origin+0x54/0xa0 [ 177.432469][ C1] iptunnel_xmit+0xbd6/0xf20 [ 177.438770][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 177.444040][ C1] geneve_xmit+0x2139/0x3c40 [ 177.448683][ C1] xmit_one+0x2b6/0x760 [ 177.452867][ C1] __dev_queue_xmit+0x3432/0x4600 [ 177.458090][ C1] dev_queue_xmit+0x4b/0x60 [ 177.462864][ C1] packet_sendmsg+0x86ee/0x99d0 [ 177.467761][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 177.472700][ C1] __sys_sendmsg+0x714/0x830 [ 177.477967][ C1] __se_sys_sendmsg+0x97/0xb0 [ 177.483283][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 177.488414][ C1] do_syscall_64+0x9f/0x140 [ 177.494038][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 177.500748][ C1] [ 177.503124][ C1] Uninit was created at: [ 177.507452][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 177.513458][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 177.518135][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 177.524239][ C1] __alloc_skb+0x4dd/0xe90 [ 177.528861][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 177.534327][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 177.539676][ C1] packet_sendmsg+0x6a12/0x99d0 [ 177.544735][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 177.549998][ C1] __sys_sendmsg+0x714/0x830 executing program [ 177.554801][ C1] __se_sys_sendmsg+0x97/0xb0 [ 177.559494][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 177.564384][ C1] do_syscall_64+0x9f/0x140 [ 177.569072][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 177.575270][ C1] ===================================================== [ 177.619185][ C1] ===================================================== [ 177.626208][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf4c/0x1480 [ 177.633744][ C1] CPU: 1 PID: 8435 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 177.644536][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.655189][ C1] Call Trace: [ 177.658704][ C1] [ 177.661928][ C1] dump_stack+0x24c/0x2e0 [ 177.666321][ C1] kmsan_report+0xfb/0x1e0 [ 177.671216][ C1] __msan_warning+0x5c/0xa0 [ 177.676144][ C1] ip_rcv_core+0xf4c/0x1480 [ 177.680859][ C1] ip_rcv+0xc7/0x820 [ 177.685393][ C1] ? kmsan_get_metadata+0x116/0x180 [ 177.690853][ C1] __netif_receive_skb+0x1ec/0x640 [ 177.696427][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 177.702440][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 177.708504][ C1] process_backlog+0x517/0xbd0 [ 177.714390][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 177.720340][ C1] __napi_poll+0x13e/0xca0 [ 177.724964][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 177.731631][ C1] net_rx_action+0x726/0x14a0 [ 177.736331][ C1] ? net_tx_action+0xd30/0xd30 [ 177.741433][ C1] __do_softirq+0x1b9/0x715 [ 177.746053][ C1] ? idle_cpu+0x9a/0x1d0 [ 177.750453][ C1] ? __irq_exit_rcu+0x83/0x280 [ 177.755451][ C1] do_softirq+0x123/0x1c0 [ 177.760435][ C1] [ 177.763572][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 177.769296][ C1] local_bh_enable+0x36/0x40 [ 177.774520][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 177.779753][ C1] dev_queue_xmit+0x4b/0x60 [ 177.784939][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 177.791105][ C1] packet_sendmsg+0x86ee/0x99d0 [ 177.797351][ C1] ? kmsan_get_metadata+0x116/0x180 [ 177.803066][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 177.809188][ C1] ? process_slab+0x13a8/0x1b70 [ 177.814265][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 177.821634][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 177.828911][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 177.834525][ C1] ? packet_getsockopt+0x1120/0x1120 [ 177.840809][ C1] __sys_sendmsg+0x714/0x830 [ 177.846598][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 177.852982][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 177.859460][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 177.865446][ C1] ? kmsan_get_metadata+0x116/0x180 [ 177.871157][ C1] __se_sys_sendmsg+0x97/0xb0 [ 177.876032][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 177.881241][ C1] do_syscall_64+0x9f/0x140 [ 177.886238][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 177.892704][ C1] RIP: 0033:0x443de9 [ 177.896789][ 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 [ 177.921928][ C1] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 177.931427][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 177.939762][ C1] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 177.949094][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 177.957900][ C1] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 000000000002af4a [ 177.968501][ C1] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 177.977941][ C1] [ 177.980474][ C1] Uninit was stored to memory at: [ 177.986017][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 177.992068][ C1] __msan_chain_origin+0x54/0xa0 [ 177.997366][ C1] iptunnel_xmit+0xbd6/0xf20 [ 178.002493][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 178.009333][ C1] geneve_xmit+0x2139/0x3c40 [ 178.013957][ C1] xmit_one+0x2b6/0x760 [ 178.018707][ C1] __dev_queue_xmit+0x3432/0x4600 [ 178.024513][ C1] dev_queue_xmit+0x4b/0x60 [ 178.029202][ C1] packet_sendmsg+0x86ee/0x99d0 [ 178.034477][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 178.040477][ C1] __sys_sendmsg+0x714/0x830 [ 178.046212][ C1] __se_sys_sendmsg+0x97/0xb0 [ 178.050994][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 178.056163][ C1] do_syscall_64+0x9f/0x140 [ 178.061294][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 178.068452][ C1] [ 178.070803][ C1] Uninit was created at: [ 178.077055][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 178.083148][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 178.089241][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 178.095595][ C1] __alloc_skb+0x4dd/0xe90 [ 178.100232][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 178.106263][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 178.111827][ C1] packet_sendmsg+0x6a12/0x99d0 [ 178.116806][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 178.122601][ C1] __sys_sendmsg+0x714/0x830 [ 178.128121][ C1] __se_sys_sendmsg+0x97/0xb0 [ 178.133249][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 178.138381][ C1] do_syscall_64+0x9f/0x140 [ 178.143160][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 178.150143][ C1] ===================================================== [ 178.157723][ C1] ===================================================== [ 178.164687][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0xf5d/0x1480 [ 178.171783][ C1] CPU: 1 PID: 8435 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 178.182284][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.192868][ C1] Call Trace: [ 178.196202][ C1] [ 178.199196][ C1] dump_stack+0x24c/0x2e0 [ 178.204009][ C1] kmsan_report+0xfb/0x1e0 [ 178.208472][ C1] __msan_warning+0x5c/0xa0 [ 178.213210][ C1] ip_rcv_core+0xf5d/0x1480 [ 178.217893][ C1] ip_rcv+0xc7/0x820 [ 178.221819][ C1] ? kmsan_get_metadata+0x116/0x180 [ 178.227088][ C1] __netif_receive_skb+0x1ec/0x640 [ 178.232569][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 178.239559][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 178.245438][ C1] process_backlog+0x517/0xbd0 [ 178.250312][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 178.256342][ C1] __napi_poll+0x13e/0xca0 [ 178.260820][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 178.267721][ C1] net_rx_action+0x726/0x14a0 [ 178.272506][ C1] ? net_tx_action+0xd30/0xd30 [ 178.277290][ C1] __do_softirq+0x1b9/0x715 [ 178.281999][ C1] ? idle_cpu+0x9a/0x1d0 [ 178.286579][ C1] ? __irq_exit_rcu+0x83/0x280 [ 178.291524][ C1] do_softirq+0x123/0x1c0 [ 178.296352][ C1] [ 178.299476][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 178.305029][ C1] local_bh_enable+0x36/0x40 [ 178.310616][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 178.315904][ C1] dev_queue_xmit+0x4b/0x60 [ 178.320951][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 178.327414][ C1] packet_sendmsg+0x86ee/0x99d0 [ 178.332557][ C1] ? kmsan_get_metadata+0x116/0x180 [ 178.338100][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 178.345225][ C1] ? process_slab+0x13a8/0x1b70 [ 178.350503][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 178.356406][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 178.363235][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 178.368457][ C1] ? packet_getsockopt+0x1120/0x1120 [ 178.374316][ C1] __sys_sendmsg+0x714/0x830 [ 178.379490][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 178.385441][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 178.392011][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 178.398272][ C1] ? kmsan_get_metadata+0x116/0x180 [ 178.403709][ C1] __se_sys_sendmsg+0x97/0xb0 [ 178.408482][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 178.413471][ C1] do_syscall_64+0x9f/0x140 [ 178.417995][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 178.424066][ C1] RIP: 0033:0x443de9 [ 178.428295][ 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 [ 178.449051][ C1] RSP: 002b:00007ffcf410dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 178.457617][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443de9 [ 178.465956][ C1] RDX: 0000000000000000 RSI: 0000000020000b00 RDI: 0000000000000003 [ 178.474795][ C1] RBP: 0000000000000000 R08: 0000000000f0b5ff R09: 0000000000f0b5ff [ 178.484148][ C1] R10: 00007ffcf410d7d0 R11: 0000000000000246 R12: 000000000002af4a [ 178.492767][ C1] R13: 00007ffcf410dd80 R14: 00007ffcf410dd70 R15: 00007ffcf410dd64 [ 178.501021][ C1] [ 178.503342][ C1] Uninit was stored to memory at: [ 178.508374][ C1] kmsan_internal_chain_origin+0xad/0x130 [ 178.514792][ C1] __msan_chain_origin+0x54/0xa0 [ 178.519766][ C1] iptunnel_xmit+0xbd6/0xf20 [ 178.524829][ C1] udp_tunnel_xmit_skb+0x526/0x640 [ 178.530355][ C1] geneve_xmit+0x2139/0x3c40 [ 178.535372][ C1] xmit_one+0x2b6/0x760 [ 178.540041][ C1] __dev_queue_xmit+0x3432/0x4600 [ 178.545219][ C1] dev_queue_xmit+0x4b/0x60 [ 178.550472][ C1] packet_sendmsg+0x86ee/0x99d0 [ 178.556412][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 178.561354][ C1] __sys_sendmsg+0x714/0x830 [ 178.566867][ C1] __se_sys_sendmsg+0x97/0xb0 [ 178.571560][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 178.576515][ C1] do_syscall_64+0x9f/0x140 [ 178.581136][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 178.587229][ C1] [ 178.589698][ C1] Uninit was created at: [ 178.594142][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 178.600209][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 178.605380][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 178.612079][ C1] __alloc_skb+0x4dd/0xe90 [ 178.616523][ C1] alloc_skb_with_frags+0x1f3/0xc10 [ 178.621822][ C1] sock_alloc_send_pskb+0xdc1/0xf90 [ 178.627222][ C1] packet_sendmsg+0x6a12/0x99d0 [ 178.632676][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 178.638255][ C1] __sys_sendmsg+0x714/0x830 [ 178.643465][ C1] __se_sys_sendmsg+0x97/0xb0 [ 178.648466][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 178.654038][ C1] do_syscall_64+0x9f/0x140 [ 178.659441][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 178.665886][ C1] ===================================================== [ 178.673604][ C1] ===================================================== [ 178.680742][ C1] BUG: KMSAN: uninit-value in ip_rcv_core+0x1068/0x1480 [ 178.687856][ C1] CPU: 1 PID: 8435 Comm: syz-executor404 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 178.698351][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.709302][ C1] Call Trace: [ 178.713107][ C1] [ 178.716059][ C1] dump_stack+0x24c/0x2e0 [ 178.720904][ C1] kmsan_report+0xfb/0x1e0 [ 178.726175][ C1] __msan_warning+0x5c/0xa0 [ 178.730978][ C1] ip_rcv_core+0x1068/0x1480 [ 178.735611][ C1] ip_rcv+0xc7/0x820 [ 178.739660][ C1] ? kmsan_get_metadata+0x116/0x180 [ 178.745010][ C1] __netif_receive_skb+0x1ec/0x640 [ 178.750335][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 178.756010][ C1] ? ip_local_deliver_finish+0x370/0x370 [ 178.761885][ C1] process_backlog+0x517/0xbd0 [ 178.766787][ C1] ? rps_trigger_softirq+0x4d0/0x4d0 [ 178.772547][ C1] __napi_poll+0x13e/0xca0 [ 178.777409][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 178.783756][ C1] net_rx_action+0x726/0x14a0 [ 178.788553][ C1] ? net_tx_action+0xd30/0xd30 [ 178.793764][ C1] __do_softirq+0x1b9/0x715 [ 178.798669][ C1] ? idle_cpu+0x9a/0x1d0 [ 178.803409][ C1] ? __irq_exit_rcu+0x83/0x280 [ 178.809574][ C1] do_softirq+0x123/0x1c0 [ 178.815175][ C1] [ 178.818754][ C1] __local_bh_enable_ip+0xa1/0xb0 [ 178.824293][ C1] local_bh_enable+0x36/0x40 [ 178.830016][ C1] __dev_queue_xmit+0x3b4a/0x4600 [ 178.835550][ C1] dev_queue_xmit+0x4b/0x60 [ 178.840161][ C1] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 178.845780][ C1] packet_sendmsg+0x86ee/0x99d0 [ 178.850747][ C1] ? kmsan_get_metadata+0x116/0x180 [ 178.856210][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 178.862072][ C1] ? process_slab+0x13a8/0x1b70 [ 178.867085][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 178.873743][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 178.880464][ C1] ____sys_sendmsg+0xcfc/0x12f0 [ 178.885706][ C1] ? packet_getsockopt+0x1120/0x1120 [ 178.891787][ C1] __sys_sendmsg+0x714/0x830 [ 178.896783][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 178.902825][ C1] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 178.910587][ C1] ? __msan_instrument_asm_store+0x107/0x130 [ 178.916812][ C1] ? kmsan_get_metadata+0x116/0x180