Warning: Permanently added '10.128.0.128' (ECDSA) to the list of known hosts. syzkaller login: [ 66.655670][ T8475] IPVS: ftp: loaded support on port[0] = 21 [ 66.800665][ T8475] chnl_net:caif_netlink_parms(): no params data found [ 66.854085][ T8475] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.861310][ T8475] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.871918][ T8475] device bridge_slave_0 entered promiscuous mode [ 66.881514][ T8475] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.889596][ T8475] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.897548][ T8475] device bridge_slave_1 entered promiscuous mode [ 66.919006][ T8475] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.929934][ T8475] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.953087][ T8475] team0: Port device team_slave_0 added [ 66.960891][ T8475] team0: Port device team_slave_1 added [ 66.980037][ T8475] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.987655][ T8475] 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. [ 67.014318][ T8475] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.027757][ T8475] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.034708][ T8475] 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. [ 67.061789][ T8475] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.089031][ T8475] device hsr_slave_0 entered promiscuous mode [ 67.095716][ T8475] device hsr_slave_1 entered promiscuous mode [ 67.198316][ T8475] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.209805][ T8475] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.220371][ T8475] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.231119][ T8475] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.259195][ T8475] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.266514][ T8475] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.274164][ T8475] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.281334][ T8475] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.328213][ T8475] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.343163][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.354968][ T4898] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.364044][ T4898] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.372791][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 67.386942][ T8475] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.398861][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.407757][ T4898] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.414799][ T4898] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.437734][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.446143][ T4898] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.453327][ T4898] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.463144][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.474448][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.482821][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.496100][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.510850][ T8475] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.524158][ T8475] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.535003][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.557929][ T8475] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.566299][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.575078][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.597859][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.615562][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.624443][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.632917][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.644293][ T8475] device veth0_vlan entered promiscuous mode [ 67.657238][ T8475] device veth1_vlan entered promiscuous mode [ 67.681486][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.690660][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.699389][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.711089][ T8475] device veth0_macvtap entered promiscuous mode [ 67.722449][ T8475] device veth1_macvtap entered promiscuous mode [ 67.741184][ T8475] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.748875][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.760841][ T4898] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.772751][ T8475] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.780542][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.789949][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 67.801597][ T8475] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.810772][ T8475] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.819576][ T8475] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.829421][ T8475] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program executing program executing program executing program executing program [ 67.929908][ T8711] divide error: 0000 [#1] PREEMPT SMP KASAN [ 67.935918][ T8711] CPU: 1 PID: 8711 Comm: syz-executor246 Not tainted 5.10.0-rc7-syzkaller #0 [ 67.944654][ T8711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.954729][ T8711] RIP: 0010:netem_enqueue+0x154e/0x3560 [ 67.960266][ T8711] Code: 74 1f 4c 89 44 24 20 89 4c 24 18 89 44 24 10 e8 d8 71 92 fa 4c 8b 44 24 20 8b 4c 24 18 8b 44 24 10 48 8b 34 24 31 d2 2b 4e 74 f1 48 b8 00 00 00 00 00 fc ff df 49 01 d6 4c 89 f1 48 c1 e9 03 [ 67.979864][ T8711] RSP: 0018:ffffc90001c4f578 EFLAGS: 00010246 [ 67.985935][ T8711] RAX: 00000000834ba3f7 RBX: 0000000000000040 RCX: 0000000000000000 [ 67.993895][ T8711] RDX: 0000000000000000 RSI: ffff888016080280 RDI: ffff8880160802f4 [ 68.001847][ T8711] RBP: ffff88801b0f2000 R08: ffff888016080350 R09: ffffffff8ced0acf [ 68.009800][ T8711] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 68.017763][ T8711] R13: ffff88801b0f2330 R14: ffff888142e6cc00 R15: 0000000000000000 [ 68.025714][ T8711] FS: 00007f401b22c700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 68.034623][ T8711] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.041186][ T8711] CR2: 00000000006e68c0 CR3: 000000001174f000 CR4: 00000000001506e0 [ 68.049141][ T8711] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.057092][ T8711] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 68.065055][ T8711] Call Trace: [ 68.068341][ T8711] ? memcpy+0x39/0x60 [ 68.072309][ T8711] ? netem_dump+0x1120/0x1120 [ 68.076965][ T8711] ? __skb_clone+0x586/0x770 [ 68.081538][ T8711] netem_enqueue+0x2194/0x3560 [ 68.086287][ T8711] ? lock_release+0x710/0x710 [ 68.090957][ T8711] ? do_raw_spin_lock+0x120/0x2b0 [ 68.095960][ T8711] ? netem_dump+0x1120/0x1120 [ 68.100621][ T8711] ? rwlock_bug.part.0+0x90/0x90 [ 68.106267][ T8711] __dev_queue_xmit+0x1913/0x2dd0 [ 68.111288][ T8711] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 68.116556][ T8711] ? memcpy+0x39/0x60 [ 68.120522][ T8711] ? memcpy+0x39/0x60 [ 68.124478][ T8711] ? __skb_clone+0x586/0x770 [ 68.129047][ T8711] netlink_deliver_tap+0x92e/0xb70 [ 68.134148][ T8711] netlink_unicast+0x5e5/0x7d0 [ 68.138894][ T8711] ? netlink_attachskb+0x810/0x810 [ 68.144019][ T8711] ? __check_object_size+0x30/0x3f0 [ 68.149210][ T8711] netlink_sendmsg+0x856/0xd90 [ 68.153957][ T8711] ? netlink_unicast+0x7d0/0x7d0 [ 68.158906][ T8711] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 68.164168][ T8711] ? netlink_unicast+0x7d0/0x7d0 [ 68.169086][ T8711] sock_sendmsg+0xcf/0x120 [ 68.173532][ T8711] ____sys_sendmsg+0x6e8/0x810 [ 68.178284][ T8711] ? kernel_sendmsg+0x50/0x50 [ 68.182960][ T8711] ? do_recvmmsg+0x6c0/0x6c0 [ 68.187549][ T8711] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 68.193510][ T8711] ___sys_sendmsg+0xf3/0x170 [ 68.198086][ T8711] ? sendmsg_copy_msghdr+0x160/0x160 [ 68.203363][ T8711] ? __fget_files+0x272/0x400 [ 68.208021][ T8711] ? lock_downgrade+0x6d0/0x6d0 [ 68.212852][ T8711] ? percpu_counter_add_batch+0xbd/0x180 [ 68.218468][ T8711] ? __fget_files+0x294/0x400 [ 68.223126][ T8711] ? __fget_light+0xea/0x280 [ 68.227698][ T8711] __sys_sendmsg+0xe5/0x1b0 [ 68.232207][ T8711] ? __sys_sendmsg_sock+0xb0/0xb0 [ 68.237216][ T8711] ? __do_sys_futex+0x2a2/0x470 [ 68.242061][ T8711] ? syscall_enter_from_user_mode+0x1d/0x50 [ 68.247934][ T8711] do_syscall_64+0x2d/0x70 [ 68.252340][ T8711] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.258228][ T8711] RIP: 0033:0x44a299 [ 68.262109][ T8711] Code: e8 cc 0c 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 fb 03 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.281709][ T8711] RSP: 002b:00007f401b22bd98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.290234][ T8711] RAX: ffffffffffffffda RBX: 00000000006dfc48 RCX: 000000000044a299 [ 68.298210][ T8711] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000004 [ 68.306202][ T8711] RBP: 00000000006dfc40 R08: 0000000000000000 R09: 0000000000000000 [ 68.314478][ T8711] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc4c [ 68.322560][ T8711] R13: 0000000000000000 R14: 0000000000000000 R15: 0e0b002400000058 [ 68.330529][ T8711] Modules linked in: [ 68.334474][ T8711] ---[ end trace f7cf5580db9db007 ]--- [ 68.339934][ T8711] RIP: 0010:netem_enqueue+0x154e/0x3560 [ 68.345468][ T8711] Code: 74 1f 4c 89 44 24 20 89 4c 24 18 89 44 24 10 e8 d8 71 92 fa 4c 8b 44 24 20 8b 4c 24 18 8b 44 24 10 48 8b 34 24 31 d2 2b 4e 74 f1 48 b8 00 00 00 00 00 fc ff df 49 01 d6 4c 89 f1 48 c1 e9 03 [ 68.365138][ T8711] RSP: 0018:ffffc90001c4f578 EFLAGS: 00010246 [ 68.371266][ T8711] RAX: 00000000834ba3f7 RBX: 0000000000000040 RCX: 0000000000000000 [ 68.379250][ T8711] RDX: 0000000000000000 RSI: ffff888016080280 RDI: ffff8880160802f4 [ 68.387319][ T8711] RBP: ffff88801b0f2000 R08: ffff888016080350 R09: ffffffff8ced0acf [ 68.395282][ T8711] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 68.403307][ T8711] R13: ffff88801b0f2330 R14: ffff888142e6cc00 R15: 0000000000000000 [ 68.411275][ T8711] FS: 00007f401b22c700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 68.420222][ T8711] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.426806][ T8711] CR2: 00000000006e68c0 CR3: 000000001174f000 CR4: 00000000001506e0 [ 68.434759][ T8711] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.442734][ T8711] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 68.450705][ T8711] Kernel panic - not syncing: Fatal exception in interrupt [ 68.458358][ T8711] Kernel Offset: disabled [ 68.462677][ T8711] Rebooting in 86400 seconds..