Warning: Permanently added '10.128.0.150' (ECDSA) to the list of known hosts. syzkaller login: [ 138.625161][ T8473] IPVS: ftp: loaded support on port[0] = 21 [ 138.773694][ T8473] chnl_net:caif_netlink_parms(): no params data found [ 138.863691][ T8473] bridge0: port 1(bridge_slave_0) entered blocking state [ 138.871865][ T8473] bridge0: port 1(bridge_slave_0) entered disabled state [ 138.881310][ T8473] device bridge_slave_0 entered promiscuous mode [ 138.891732][ T8473] bridge0: port 2(bridge_slave_1) entered blocking state [ 138.899168][ T8473] bridge0: port 2(bridge_slave_1) entered disabled state [ 138.908329][ T8473] device bridge_slave_1 entered promiscuous mode [ 138.940898][ T8473] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 138.954349][ T8473] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 138.989916][ T8473] team0: Port device team_slave_0 added [ 139.000756][ T8473] team0: Port device team_slave_1 added [ 139.029911][ T8473] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 139.037576][ T8473] 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. [ 139.066689][ T8473] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 139.080244][ T8473] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 139.087640][ T8473] 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. [ 139.116135][ T8473] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 139.162831][ T8473] device hsr_slave_0 entered promiscuous mode [ 139.170985][ T8473] device hsr_slave_1 entered promiscuous mode [ 139.441849][ T8473] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 139.459173][ T8473] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 139.476237][ T8473] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 139.494842][ T8473] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 139.586963][ T8473] bridge0: port 2(bridge_slave_1) entered blocking state [ 139.594616][ T8473] bridge0: port 2(bridge_slave_1) entered forwarding state [ 139.602501][ T8473] bridge0: port 1(bridge_slave_0) entered blocking state [ 139.609865][ T8473] bridge0: port 1(bridge_slave_0) entered forwarding state [ 139.693239][ T8473] 8021q: adding VLAN 0 to HW filter on device bond0 [ 139.716643][ T3194] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 139.728658][ T3194] bridge0: port 1(bridge_slave_0) entered disabled state [ 139.739339][ T3194] bridge0: port 2(bridge_slave_1) entered disabled state [ 139.751335][ T3194] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 139.770635][ T8473] 8021q: adding VLAN 0 to HW filter on device team0 [ 139.787085][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 139.797795][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 139.806983][ T4001] bridge0: port 1(bridge_slave_0) entered blocking state [ 139.814590][ T4001] bridge0: port 1(bridge_slave_0) entered forwarding state [ 139.842473][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 139.851877][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 139.861624][ T4001] bridge0: port 2(bridge_slave_1) entered blocking state [ 139.868985][ T4001] bridge0: port 2(bridge_slave_1) entered forwarding state [ 139.877416][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 139.897014][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 139.921424][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 139.931750][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 139.942017][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 139.951812][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 139.964802][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 139.984498][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 139.993872][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 140.015474][ T8473] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 140.029216][ T8473] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 140.038554][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 140.048553][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 140.080620][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 140.088538][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 140.111412][ T8473] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 140.146700][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 140.157079][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 140.196622][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 140.205808][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 140.223312][ T8473] device veth0_vlan entered promiscuous mode [ 140.232904][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 140.242984][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 140.265813][ T8473] device veth1_vlan entered promiscuous mode [ 140.308953][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 140.318787][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 140.327855][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 140.338636][ T4001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 140.359211][ T8473] device veth0_macvtap entered promiscuous mode [ 140.375274][ T8473] device veth1_macvtap entered promiscuous mode [ 140.408706][ T8473] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 140.416224][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 140.426236][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 140.435521][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 140.445841][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 140.464658][ T8473] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 140.494024][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 140.503763][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 140.634604][ T8473] ===================================================== [ 140.641715][ T8473] BUG: KMSAN: uninit-value in ip_tunnel_xmit+0x6d0/0x3aa0 [ 140.648929][ T8473] CPU: 0 PID: 8473 Comm: syz-executor859 Not tainted 5.8.0-rc5-syzkaller #0 [ 140.657877][ T8473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.667954][ T8473] Call Trace: [ 140.671268][ T8473] dump_stack+0x21c/0x280 [ 140.675619][ T8473] kmsan_report+0xf7/0x1e0 [ 140.680058][ T8473] __msan_warning+0x58/0xa0 [ 140.684582][ T8473] ip_tunnel_xmit+0x6d0/0x3aa0 [ 140.689414][ T8473] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 140.695684][ T8473] ? skb_push+0x15b/0x250 [ 140.700673][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 140.705867][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 140.711060][ T8473] ipgre_xmit+0x12a2/0x13c0 [ 140.715583][ T8473] ? ipgre_close+0x280/0x280 [ 140.720162][ T8473] xmit_one+0x3cf/0x750 [ 140.724304][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 140.729489][ T8473] __dev_queue_xmit+0x3aad/0x4470 [ 140.734512][ T8473] dev_queue_xmit+0x4b/0x60 [ 140.739001][ T8473] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 140.744294][ T8473] packet_sendmsg+0x8542/0x9a80 [ 140.749136][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 140.754318][ T8473] ? kmsan_internal_set_origin+0x75/0xb0 [ 140.759935][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 140.765119][ T8473] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 140.770916][ T8473] ? cpu_partial_store+0xe0/0x260 [ 140.775924][ T8473] ? aa_sk_perm+0x7da/0xe70 [ 140.780431][ T8473] ____sys_sendmsg+0xc82/0x1240 [ 140.785273][ T8473] ? compat_packet_setsockopt+0x3c0/0x3c0 [ 140.791017][ T8473] __sys_sendmsg+0x6d1/0x840 [ 140.795601][ T8473] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 140.801654][ T8473] ? __fpregs_load_activate+0x3f4/0x420 [ 140.807239][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 140.812440][ T8473] __se_sys_sendmsg+0x97/0xb0 [ 140.817110][ T8473] __x64_sys_sendmsg+0x4a/0x70 [ 140.821859][ T8473] do_syscall_64+0xad/0x160 [ 140.826346][ T8473] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 140.832222][ T8473] RIP: 0033:0x443489 [ 140.836095][ T8473] Code: Bad RIP value. [ 140.840146][ T8473] RSP: 002b:00007fff6ca06b48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 140.848552][ T8473] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443489 [ 140.856508][ T8473] RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000004 [ 140.864465][ T8473] RBP: 00007fff6ca06b50 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 140.872427][ T8473] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 00007fff6ca06b60 [ 140.880386][ T8473] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 140.888358][ T8473] [ 140.890683][ T8473] Uninit was created at: [ 140.894950][ T8473] kmsan_internal_poison_shadow+0x66/0xd0 [ 140.900654][ T8473] kmsan_slab_alloc+0x8a/0xe0 [ 140.905316][ T8473] __kmalloc_node_track_caller+0xeab/0x12e0 [ 140.911198][ T8473] __alloc_skb+0x35f/0xb30 [ 140.915597][ T8473] alloc_skb_with_frags+0x1f2/0xc10 [ 140.920788][ T8473] sock_alloc_send_pskb+0xc83/0xe50 [ 140.925972][ T8473] packet_sendmsg+0x6abb/0x9a80 [ 140.930810][ T8473] ____sys_sendmsg+0xc82/0x1240 [ 140.935681][ T8473] __sys_sendmsg+0x6d1/0x840 [ 140.940252][ T8473] __se_sys_sendmsg+0x97/0xb0 [ 140.944919][ T8473] __x64_sys_sendmsg+0x4a/0x70 [ 140.949680][ T8473] do_syscall_64+0xad/0x160 [ 140.954190][ T8473] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 140.960060][ T8473] ===================================================== [ 140.966972][ T8473] Disabling lock debugging due to kernel taint [ 140.973109][ T8473] Kernel panic - not syncing: panic_on_warn set ... [ 140.979683][ T8473] CPU: 0 PID: 8473 Comm: syz-executor859 Tainted: G B 5.8.0-rc5-syzkaller #0 [ 140.989726][ T8473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.999764][ T8473] Call Trace: [ 141.003042][ T8473] dump_stack+0x21c/0x280 [ 141.007377][ T8473] panic+0x4d7/0xef7 [ 141.011278][ T8473] ? add_taint+0x17c/0x210 [ 141.015681][ T8473] kmsan_report+0x1df/0x1e0 [ 141.020177][ T8473] __msan_warning+0x58/0xa0 [ 141.024710][ T8473] ip_tunnel_xmit+0x6d0/0x3aa0 [ 141.029478][ T8473] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 141.035545][ T8473] ? skb_push+0x15b/0x250 [ 141.039877][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 141.045068][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 141.050256][ T8473] ipgre_xmit+0x12a2/0x13c0 [ 141.054750][ T8473] ? ipgre_close+0x280/0x280 [ 141.059344][ T8473] xmit_one+0x3cf/0x750 [ 141.063504][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 141.068731][ T8473] __dev_queue_xmit+0x3aad/0x4470 [ 141.073751][ T8473] dev_queue_xmit+0x4b/0x60 [ 141.078249][ T8473] ? netdev_core_pick_tx+0x5a0/0x5a0 [ 141.083891][ T8473] packet_sendmsg+0x8542/0x9a80 [ 141.088733][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 141.093919][ T8473] ? kmsan_internal_set_origin+0x75/0xb0 [ 141.099540][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 141.104845][ T8473] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 141.110655][ T8473] ? cpu_partial_store+0xe0/0x260 [ 141.115689][ T8473] ? aa_sk_perm+0x7da/0xe70 [ 141.120345][ T8473] ____sys_sendmsg+0xc82/0x1240 [ 141.125193][ T8473] ? compat_packet_setsockopt+0x3c0/0x3c0 [ 141.130929][ T8473] __sys_sendmsg+0x6d1/0x840 [ 141.135601][ T8473] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 141.141707][ T8473] ? __fpregs_load_activate+0x3f4/0x420 [ 141.147249][ T8473] ? kmsan_get_metadata+0x116/0x180 [ 141.152466][ T8473] __se_sys_sendmsg+0x97/0xb0 [ 141.157153][ T8473] __x64_sys_sendmsg+0x4a/0x70 [ 141.161920][ T8473] do_syscall_64+0xad/0x160 [ 141.166457][ T8473] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 141.172332][ T8473] RIP: 0033:0x443489 [ 141.176232][ T8473] Code: Bad RIP value. [ 141.180305][ T8473] RSP: 002b:00007fff6ca06b48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 141.188711][ T8473] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443489 [ 141.196749][ T8473] RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000004 [ 141.204709][ T8473] RBP: 00007fff6ca06b50 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 141.212671][ T8473] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 00007fff6ca06b60 [ 141.220630][ T8473] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 141.230139][ T8473] Kernel Offset: disabled [ 141.234479][ T8473] Rebooting in 86400 seconds..