Warning: Permanently added '10.128.0.154' (ECDSA) to the list of known hosts. syzkaller login: [ 104.491209][T13203] IPVS: ftp: loaded support on port[0] = 21 [ 104.564380][T13203] chnl_net:caif_netlink_parms(): no params data found [ 104.598587][T13203] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.605831][T13203] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.614451][T13203] device bridge_slave_0 entered promiscuous mode [ 104.623125][T13203] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.630289][T13203] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.638667][T13203] device bridge_slave_1 entered promiscuous mode [ 104.661086][T13203] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 104.672919][T13203] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 104.695841][T13203] team0: Port device team_slave_0 added [ 104.703950][T13203] team0: Port device team_slave_1 added [ 104.764759][T13203] device hsr_slave_0 entered promiscuous mode [ 104.842473][T13203] device hsr_slave_1 entered promiscuous mode [ 105.001793][T13203] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.009146][T13203] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.016975][T13203] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.024282][T13203] bridge0: port 1(bridge_slave_0) entered forwarding state [ 105.239173][T13203] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.287349][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 105.298488][ T33] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.324095][ T33] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.344438][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 105.383129][T13203] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.400763][ T3633] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 105.411129][ T3633] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.418465][ T3633] bridge0: port 1(bridge_slave_0) entered forwarding state [ 105.493645][ T3633] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 105.502733][ T3633] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.509905][ T3633] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.586809][ T3633] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 105.596694][ T3633] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 105.606393][ T3633] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 105.617680][ T3633] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 105.630182][T13203] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 105.717627][T13203] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.725738][ T3633] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 105.922838][T13203] ===================================================== [ 105.929846][T13203] BUG: KMSAN: uninit-value in ip_tunnel_xmit+0x3c6/0x3320 [ 105.936968][T13203] CPU: 1 PID: 13203 Comm: syz-executor944 Not tainted 5.4.0-rc5+ #0 [ 105.944942][T13203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.955006][T13203] Call Trace: [ 105.958308][T13203] dump_stack+0x191/0x1f0 [ 105.962496][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 105.962692][T13203] kmsan_report+0x128/0x220 [ 105.968748][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 105.972890][T13203] __msan_warning+0x73/0xe0 [ 105.972909][T13203] ip_tunnel_xmit+0x3c6/0x3320 [ 105.972927][T13203] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 105.972940][T13203] ? skb_push+0x15b/0x250 [ 105.972967][T13203] ? gre_build_header+0x3ec/0x9f0 [ 105.973048][T13203] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 106.009265][T13203] ipgre_xmit+0xff3/0x1120 [ 106.013684][T13203] ? ipgre_close+0x240/0x240 [ 106.018264][T13203] dev_hard_start_xmit+0x51a/0xab0 [ 106.023380][T13203] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 106.029254][T13203] __dev_queue_xmit+0x35b6/0x4200 [ 106.034272][T13203] dev_queue_xmit+0x4b/0x60 [ 106.038770][T13203] ? netdev_core_pick_tx+0x4d0/0x4d0 [ 106.044033][T13203] packet_sendmsg+0x82d7/0x92e0 [ 106.048878][T13203] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 106.054922][T13203] ? aa_label_sk_perm+0x6d6/0x940 [ 106.059932][T13203] ? kmsan_get_metadata+0x39/0x350 [ 106.065025][T13203] ? kmsan_internal_set_origin+0x6a/0xb0 [ 106.070824][T13203] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 106.076710][T13203] ? aa_sk_perm+0x730/0xaf0 [ 106.081219][T13203] ? compat_packet_setsockopt+0x360/0x360 [ 106.082487][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 106.087005][T13203] ___sys_sendmsg+0x14ff/0x1590 [ 106.093100][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 106.097611][T13203] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 106.109193][T13203] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 106.115242][T13203] ? __fget_light+0x1b8/0x710 [ 106.119907][T13203] __se_sys_sendmsg+0x305/0x460 [ 106.124758][T13203] __x64_sys_sendmsg+0x4a/0x70 [ 106.129514][T13203] do_syscall_64+0xb6/0x160 [ 106.134011][T13203] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 106.139898][T13203] RIP: 0033:0x441a29 [ 106.143773][T13203] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 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 0f 83 7b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.163359][T13203] RSP: 002b:00007ffe6333e758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.171748][T13203] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441a29 [ 106.179697][T13203] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 106.187656][T13203] RBP: 00007ffe6333e770 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 106.195614][T13203] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 0000000000000000 [ 106.203570][T13203] R13: 0000000000402fc0 R14: 0000000000000000 R15: 0000000000000000 [ 106.211526][T13203] [ 106.213831][T13203] Uninit was created at: [ 106.218080][T13203] kmsan_internal_poison_shadow+0x60/0x120 [ 106.223864][T13203] kmsan_slab_alloc+0xaa/0x120 [ 106.228603][T13203] __kmalloc_node_track_caller+0xd7b/0x1390 [ 106.234474][T13203] __alloc_skb+0x306/0xa10 [ 106.238881][T13203] alloc_skb_with_frags+0x18c/0xa80 [ 106.244056][T13203] sock_alloc_send_pskb+0xafd/0x10a0 [ 106.249331][T13203] packet_sendmsg+0x6785/0x92e0 [ 106.254174][T13203] ___sys_sendmsg+0x14ff/0x1590 [ 106.259000][T13203] __se_sys_sendmsg+0x305/0x460 [ 106.263841][T13203] __x64_sys_sendmsg+0x4a/0x70 [ 106.268599][T13203] do_syscall_64+0xb6/0x160 [ 106.273082][T13203] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 106.278946][T13203] ===================================================== [ 106.285852][T13203] Disabling lock debugging due to kernel taint [ 106.291978][T13203] Kernel panic - not syncing: panic_on_warn set ... [ 106.298544][T13203] CPU: 1 PID: 13203 Comm: syz-executor944 Tainted: G B 5.4.0-rc5+ #0 [ 106.307883][T13203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.317916][T13203] Call Trace: [ 106.321187][T13203] dump_stack+0x191/0x1f0 [ 106.325502][T13203] panic+0x3c9/0xc1e [ 106.329400][T13203] kmsan_report+0x215/0x220 [ 106.333887][T13203] __msan_warning+0x73/0xe0 [ 106.338370][T13203] ip_tunnel_xmit+0x3c6/0x3320 [ 106.343130][T13203] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 106.349174][T13203] ? skb_push+0x15b/0x250 [ 106.353496][T13203] ? gre_build_header+0x3ec/0x9f0 [ 106.358518][T13203] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 106.368491][T13203] ipgre_xmit+0xff3/0x1120 [ 106.372909][T13203] ? ipgre_close+0x240/0x240 [ 106.378691][T13203] dev_hard_start_xmit+0x51a/0xab0 [ 106.383791][T13203] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 106.389680][T13203] __dev_queue_xmit+0x35b6/0x4200 [ 106.394698][T13203] dev_queue_xmit+0x4b/0x60 [ 106.399178][T13203] ? netdev_core_pick_tx+0x4d0/0x4d0 [ 106.404440][T13203] packet_sendmsg+0x82d7/0x92e0 [ 106.409272][T13203] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 106.415319][T13203] ? aa_label_sk_perm+0x6d6/0x940 [ 106.420351][T13203] ? kmsan_get_metadata+0x39/0x350 [ 106.425465][T13203] ? kmsan_internal_set_origin+0x6a/0xb0 [ 106.431085][T13203] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 106.436962][T13203] ? aa_sk_perm+0x730/0xaf0 [ 106.441465][T13203] ? compat_packet_setsockopt+0x360/0x360 [ 106.447164][T13203] ___sys_sendmsg+0x14ff/0x1590 [ 106.452030][T13203] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 106.457923][T13203] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 106.463983][T13203] ? __fget_light+0x1b8/0x710 [ 106.468673][T13203] __se_sys_sendmsg+0x305/0x460 [ 106.473532][T13203] __x64_sys_sendmsg+0x4a/0x70 [ 106.478302][T13203] do_syscall_64+0xb6/0x160 [ 106.482799][T13203] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 106.488669][T13203] RIP: 0033:0x441a29 [ 106.492681][T13203] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 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 0f 83 7b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.512365][T13203] RSP: 002b:00007ffe6333e758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.520759][T13203] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441a29 [ 106.528710][T13203] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 106.536672][T13203] RBP: 00007ffe6333e770 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 106.544641][T13203] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 0000000000000000 [ 106.552597][T13203] R13: 0000000000402fc0 R14: 0000000000000000 R15: 0000000000000000 [ 106.561913][T13203] Kernel Offset: disabled [ 106.566241][T13203] Rebooting in 86400 seconds..