Warning: Permanently added '10.128.0.32' (ECDSA) to the list of known hosts. syzkaller login: [ 41.160168][ T7010] IPVS: ftp: loaded support on port[0] = 21 [ 41.233526][ T7010] chnl_net:caif_netlink_parms(): no params data found [ 41.275745][ T7010] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.285303][ T7010] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.294371][ T7010] device bridge_slave_0 entered promiscuous mode [ 41.303140][ T7010] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.310904][ T7010] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.318452][ T7010] device bridge_slave_1 entered promiscuous mode [ 41.336314][ T7010] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.346908][ T7010] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.367295][ T7010] team0: Port device team_slave_0 added [ 41.374795][ T7010] team0: Port device team_slave_1 added [ 41.390383][ T7010] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.397315][ T7010] 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. [ 41.424970][ T7010] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.437298][ T7010] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.444340][ T7010] 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. [ 41.470365][ T7010] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.552195][ T7010] device hsr_slave_0 entered promiscuous mode [ 41.579114][ T7010] device hsr_slave_1 entered promiscuous mode [ 41.706248][ T7010] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.741396][ T7010] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.791631][ T7010] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.860725][ T7010] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.911310][ T7010] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.918400][ T7010] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.926268][ T7010] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.933417][ T7010] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.969091][ T7010] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.982771][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.993149][ T2687] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.001454][ T2687] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.010131][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 42.022791][ T7010] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.033167][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.042603][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.049730][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.070916][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.079785][ T2687] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.086844][ T2687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.095226][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.103794][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.112339][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.129191][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.140272][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.152086][ T7010] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.167256][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.175496][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.188037][ T7010] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.205311][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.223059][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.231757][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.242648][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.251627][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.260974][ T7010] device veth0_vlan entered promiscuous mode [ 42.271831][ T7010] device veth1_vlan entered promiscuous mode [ 42.289241][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 42.297211][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 42.305909][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.314729][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.325664][ T7010] device veth0_macvtap entered promiscuous mode [ 42.336176][ T7010] device veth1_macvtap entered promiscuous mode [ 42.351989][ T7010] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.360437][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 42.370077][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.377860][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.386889][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.398226][ T7010] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 42.405971][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.415008][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 42.652649][ T7221] netlink: 17 bytes leftover after parsing attributes in process `syz-executor295'. [ 42.662577][ T7221] netlink: 32 bytes leftover after parsing attributes in process `syz-executor295'. [ 42.786990][ T7010] syz-executor295 (7010) used greatest stack depth: 24496 bytes left [ 42.795380][ T17] divide error: 0000 [#1] PREEMPT SMP KASAN [ 42.801339][ T17] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.7.0-rc3-syzkaller #0 [ 42.809503][ T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.819554][ T17] Workqueue: ipv6_addrconf addrconf_dad_work [ 42.825549][ T17] RIP: 0010:netem_enqueue+0x1875/0x3050 [ 42.831107][ T17] Code: 49 bf 00 00 00 00 00 fc ff df 48 8b 6c 24 38 48 85 ed 0f 85 7e 01 00 00 e8 28 22 ed fa 48 8b 74 24 28 8d 0c 36 44 89 f0 31 d2 f1 48 63 c6 48 8b 4c 24 08 48 29 c1 48 01 d1 48 89 4c 24 08 e9 [ 42.850881][ T17] RSP: 0018:ffffc90000d8f860 EFLAGS: 00010246 [ 42.856913][ T17] RAX: 0000000023a7a297 RBX: 1ffff110150f1070 RCX: 0000000000000000 [ 42.864851][ T17] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 42.872790][ T17] RBP: 0000000000000000 R08: ffffffff8395a070 R09: ffffed1013f5a46e [ 42.880728][ T17] R10: ffffed1013f5a46e R11: 0000000000000000 R12: 0000000000000000 [ 42.888767][ T17] R13: ffff8880a8788000 R14: 0000000023a7a297 R15: dffffc0000000000 [ 42.896723][ T17] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 42.905619][ T17] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.912172][ T17] CR2: 00000000004d0210 CR3: 0000000009279000 CR4: 00000000001406e0 [ 42.920117][ T17] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.928061][ T17] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.936007][ T17] Call Trace: [ 42.939282][ T17] __dev_queue_xmit+0x1032/0x28a0 [ 42.944329][ T17] ip6_finish_output2+0x105e/0x13e0 [ 42.949529][ T17] ndisc_send_skb+0x937/0xd00 [ 42.954315][ T17] ndisc_send_ns+0x5d0/0x780 [ 42.958911][ T17] ? addrconf_dad_work+0x97a/0x1d00 [ 42.964078][ T17] addrconf_dad_work+0xa80/0x1d00 [ 42.969078][ T17] process_one_work+0x76e/0xfd0 [ 42.973911][ T17] worker_thread+0xa7f/0x1450 [ 42.978601][ T17] kthread+0x353/0x380 [ 42.982639][ T17] ? rcu_lock_release+0x20/0x20 [ 42.987457][ T17] ? kthread_blkcg+0xd0/0xd0 [ 42.992025][ T17] ret_from_fork+0x24/0x30 [ 42.996409][ T17] Modules linked in: [ 43.000325][ T17] ---[ end trace 0cabc4ce812055dc ]--- [ 43.005782][ T17] RIP: 0010:netem_enqueue+0x1875/0x3050 [ 43.011346][ T17] Code: 49 bf 00 00 00 00 00 fc ff df 48 8b 6c 24 38 48 85 ed 0f 85 7e 01 00 00 e8 28 22 ed fa 48 8b 74 24 28 8d 0c 36 44 89 f0 31 d2 f1 48 63 c6 48 8b 4c 24 08 48 29 c1 48 01 d1 48 89 4c 24 08 e9 [ 43.030980][ T17] RSP: 0018:ffffc90000d8f860 EFLAGS: 00010246 [ 43.037032][ T17] RAX: 0000000023a7a297 RBX: 1ffff110150f1070 RCX: 0000000000000000 [ 43.045008][ T17] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 43.053001][ T17] RBP: 0000000000000000 R08: ffffffff8395a070 R09: ffffed1013f5a46e [ 43.061000][ T17] R10: ffffed1013f5a46e R11: 0000000000000000 R12: 0000000000000000 [ 43.069072][ T17] R13: ffff8880a8788000 R14: 0000000023a7a297 R15: dffffc0000000000 [ 43.077023][ T17] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 43.085953][ T17] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.092552][ T17] CR2: 00000000004d0210 CR3: 0000000009279000 CR4: 00000000001406e0 [ 43.100536][ T17] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.108532][ T17] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.116492][ T17] Kernel panic - not syncing: Fatal exception in interrupt [ 43.124879][ T17] Kernel Offset: disabled [ 43.129194][ T17] Rebooting in 86400 seconds..