Warning: Permanently added '10.128.0.98' (ECDSA) to the list of known hosts. syzkaller login: [ 42.840386][ T6840] IPVS: ftp: loaded support on port[0] = 21 [ 42.930382][ T6840] chnl_net:caif_netlink_parms(): no params data found [ 42.977225][ T6840] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.984696][ T6840] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.993532][ T6840] device bridge_slave_0 entered promiscuous mode [ 43.002158][ T6840] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.009734][ T6840] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.018001][ T6840] device bridge_slave_1 entered promiscuous mode [ 43.036644][ T6840] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.047835][ T6840] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.068441][ T6840] team0: Port device team_slave_0 added [ 43.075402][ T6840] team0: Port device team_slave_1 added [ 43.091007][ T6840] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.098156][ T6840] 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. [ 43.124992][ T6840] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.137991][ T6840] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.144922][ T6840] 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. [ 43.171560][ T6840] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.195801][ T6840] device hsr_slave_0 entered promiscuous mode [ 43.202475][ T6840] device hsr_slave_1 entered promiscuous mode [ 43.283706][ T6840] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 43.293164][ T6840] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 43.306568][ T6840] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 43.315156][ T6840] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 43.339070][ T6840] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.346163][ T6840] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.353931][ T6840] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.361045][ T6840] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.398646][ T6840] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.412722][ T2751] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.422723][ T2751] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.432299][ T2751] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.440362][ T2751] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 43.452835][ T6840] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.463475][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.472399][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.479528][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.497402][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.505697][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.512851][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.527699][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.536527][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.547728][ T2583] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.555487][ T2583] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.567020][ T2751] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.578530][ T6840] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.594956][ T2751] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.603333][ T2751] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.615685][ T6840] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.634423][ T2751] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.654231][ T6840] device veth0_vlan entered promiscuous mode [ 43.662110][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.671157][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.679008][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.691231][ T6840] device veth1_vlan entered promiscuous mode [ 43.698736][ T2583] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.718138][ T7048] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.726147][ T7048] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.738854][ T6840] device veth0_macvtap entered promiscuous mode [ 43.748664][ T6840] device veth1_macvtap entered promiscuous mode [ 43.765464][ T6840] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.772924][ T2583] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.783092][ T2583] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.794095][ T6840] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.803629][ T2751] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.814633][ T6840] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.825366][ T6840] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.836209][ T6840] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.844901][ T6840] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.896920][ C0] divide_error: 0000 [#1] PREEMPT SMP KASAN [ 43.902824][ C0] CPU: 0 PID: 6840 Comm: syz-executor072 Not tainted 5.8.0-syzkaller #0 [ 43.911118][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.921158][ C0] RIP: 0010:netem_enqueue+0x1bf2/0x3490 [ 43.926669][ C0] Code: 84 c0 49 89 d4 0f 85 e5 11 00 00 41 89 1f 48 8b 6c 24 08 48 85 ed 0f 85 7a 01 00 00 e8 97 6f d9 fa 43 8d 4c 2d 00 89 d8 31 d2 f1 49 63 c5 4c 8b 6c 24 18 49 29 c5 49 01 d5 e9 ff 01 00 00 e8 [ 43.946243][ C0] RSP: 0018:ffffc90000007548 EFLAGS: 00010246 [ 43.952289][ C0] RAX: 000000002c5edcf6 RBX: 000000002c5edcf6 RCX: 0000000000000000 [ 43.960237][ C0] RDX: 0000000000000000 RSI: 0000000080000902 RDI: 0000000000000000 [ 43.968183][ C0] RBP: 0000000000000000 R08: ffffffff839d2387 R09: fffffbfff131e0fe [ 43.976128][ C0] R10: fffffbfff131e0fe R11: 0000000000000000 R12: dffffc0000000000 [ 43.984078][ C0] R13: 0000000080000000 R14: 0000000000000000 R15: ffff888093d3e37c [ 43.992021][ C0] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 44.000945][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.007500][ C0] CR2: 00000000004c8e88 CR3: 000000000948d000 CR4: 00000000001506f0 [ 44.015441][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.023382][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.031321][ C0] Call Trace: [ 44.034576][ C0] [ 44.037429][ C0] __dev_queue_xmit+0x10f7/0x2940 [ 44.042449][ C0] ip_finish_output2+0x13dd/0x1820 [ 44.047529][ C0] ? __ip_finish_output+0x394/0x4c0 [ 44.052692][ C0] iptunnel_xmit+0x470/0x7e0 [ 44.057270][ C0] udp_tunnel_xmit_skb+0x1c8/0x2d0 [ 44.062358][ C0] geneve_xmit+0x1c0b/0x2660 [ 44.066941][ C0] ? rcu_read_lock_sched_held+0x2f/0xa0 [ 44.072470][ C0] dev_hard_start_xmit+0x1bd/0x3d0 [ 44.077565][ C0] __dev_queue_xmit+0x1bda/0x2940 [ 44.082564][ C0] ip6_finish_output2+0x107a/0x1400 [ 44.087747][ C0] mld_sendpack+0x6a0/0xa50 [ 44.092223][ C0] mld_ifc_timer_expire+0x864/0xc50 [ 44.097408][ C0] ? mld_gq_timer_expire+0xe0/0xe0 [ 44.102490][ C0] call_timer_fn+0x91/0x160 [ 44.106961][ C0] ? mld_gq_timer_expire+0xe0/0xe0 [ 44.112036][ C0] __run_timers+0x65e/0x830 [ 44.116510][ C0] ? sched_clock_cpu+0x18/0x3b0 [ 44.121328][ C0] ? lock_is_held_type+0xb3/0xe0 [ 44.126235][ C0] run_timer_softirq+0x46/0x80 [ 44.130983][ C0] __do_softirq+0x236/0x66c [ 44.135453][ C0] ? asm_call_on_stack+0xf/0x20 [ 44.140292][ C0] asm_call_on_stack+0xf/0x20 [ 44.144953][ C0] [ 44.147934][ C0] do_softirq_own_stack+0x91/0xe0 [ 44.152943][ C0] do_softirq+0xf9/0x190 [ 44.157163][ C0] ? local_bh_enable+0x5/0x20 [ 44.161832][ C0] __local_bh_enable_ip+0x13f/0x180 [ 44.167002][ C0] nf_ct_iterate_cleanup+0x307/0x390 [ 44.172266][ C0] ? nf_ct_iterate_cleanup+0x390/0x390 [ 44.177694][ C0] ? masq_device_event+0xd0/0xd0 [ 44.182598][ C0] nf_ct_iterate_cleanup_net+0xfc/0x150 [ 44.188112][ C0] ? masq_device_event+0xd0/0xd0 [ 44.193028][ C0] masq_device_event+0x9b/0xd0 [ 44.197779][ C0] raw_notifier_call_chain+0xe7/0x170 [ 44.203120][ C0] dev_close_many+0x31a/0x4d0 [ 44.207770][ C0] rollback_registered_many+0x454/0x1380 [ 44.213373][ C0] unregister_netdevice_queue+0x2f3/0x4b0 [ 44.219060][ C0] ? lockdep_hardirqs_on+0x49/0xf0 [ 44.224146][ C0] __tun_detach+0x13b8/0x1c60 [ 44.228793][ C0] tun_chr_close+0xed/0x130 [ 44.233262][ C0] ? tun_chr_open+0x470/0x470 [ 44.237906][ C0] __fput+0x34f/0x7b0 [ 44.241859][ C0] task_work_run+0x137/0x1c0 [ 44.246426][ C0] do_exit+0x5f3/0x1f20 [ 44.250551][ C0] do_group_exit+0x161/0x2d0 [ 44.255123][ C0] ? syscall_enter_from_user_mode+0x24/0x190 [ 44.261074][ C0] __do_sys_exit_group+0x13/0x20 [ 44.265991][ C0] __se_sys_exit_group+0x10/0x10 [ 44.270895][ C0] __x64_sys_exit_group+0x37/0x40 [ 44.275885][ C0] do_syscall_64+0x31/0x70 [ 44.280296][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.286156][ C0] RIP: 0033:0x442628 [ 44.290013][ C0] Code: Bad RIP value. [ 44.294043][ C0] RSP: 002b:00007ffdd40dd018 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 44.302423][ C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000442628 [ 44.310372][ C0] RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001 [ 44.318313][ C0] RBP: 00000000004c8e50 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 44.326252][ C0] R10: 00000000bb1414ac R11: 0000000000000246 R12: 0000000000000001 [ 44.334200][ C0] R13: 00000000006dba60 R14: 0000000000000000 R15: 0000000000000000 [ 44.342159][ C0] Modules linked in: [ 44.346169][ C0] ---[ end trace ef3d5587ecdab08b ]--- [ 44.351713][ C0] RIP: 0010:netem_enqueue+0x1bf2/0x3490 [ 44.357298][ C0] Code: 84 c0 49 89 d4 0f 85 e5 11 00 00 41 89 1f 48 8b 6c 24 08 48 85 ed 0f 85 7a 01 00 00 e8 97 6f d9 fa 43 8d 4c 2d 00 89 d8 31 d2 f1 49 63 c5 4c 8b 6c 24 18 49 29 c5 49 01 d5 e9 ff 01 00 00 e8 [ 44.377100][ C0] RSP: 0018:ffffc90000007548 EFLAGS: 00010246 [ 44.383148][ C0] RAX: 000000002c5edcf6 RBX: 000000002c5edcf6 RCX: 0000000000000000 [ 44.391161][ C0] RDX: 0000000000000000 RSI: 0000000080000902 RDI: 0000000000000000 [ 44.399159][ C0] RBP: 0000000000000000 R08: ffffffff839d2387 R09: fffffbfff131e0fe [ 44.407153][ C0] R10: fffffbfff131e0fe R11: 0000000000000000 R12: dffffc0000000000 [ 44.415110][ C0] R13: 0000000080000000 R14: 0000000000000000 R15: ffff888093d3e37c [ 44.423096][ C0] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 44.432048][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.438648][ C0] CR2: 00000000004c8e88 CR3: 000000000948d000 CR4: 00000000001506f0 [ 44.446647][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.454602][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.462598][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 44.471093][ C0] Kernel Offset: disabled [ 44.475404][ C0] Rebooting in 86400 seconds..