Warning: Permanently added '10.128.0.190' (ECDSA) to the list of known hosts. syzkaller login: [ 93.659895][ T9584] IPVS: ftp: loaded support on port[0] = 21 [ 93.714094][ T9584] chnl_net:caif_netlink_parms(): no params data found [ 93.749817][ T9584] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.757160][ T9584] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.765624][ T9584] device bridge_slave_0 entered promiscuous mode [ 93.774217][ T9584] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.781386][ T9584] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.789173][ T9584] device bridge_slave_1 entered promiscuous mode [ 93.805581][ T9584] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.816258][ T9584] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.835560][ T9584] team0: Port device team_slave_0 added [ 93.842660][ T9584] team0: Port device team_slave_1 added [ 93.856556][ T9584] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.863559][ T9584] 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. [ 93.889473][ T9584] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.901712][ T9584] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.908701][ T9584] 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. [ 93.934658][ T9584] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.979116][ T9584] device hsr_slave_0 entered promiscuous mode [ 94.057514][ T9584] device hsr_slave_1 entered promiscuous mode [ 94.188062][ T9584] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 94.230579][ T9584] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 94.289533][ T9584] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 94.329794][ T9584] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 94.391667][ T9584] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.398827][ T9584] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.406446][ T9584] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.413738][ T9584] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.453300][ T9584] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.468948][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.479493][ T2732] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.487173][ T2732] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.495275][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 94.507851][ T9584] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.520204][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.528561][ T2737] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.535645][ T2737] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.549897][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.558779][ T2732] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.565813][ T2732] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.589068][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.598593][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.606853][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.616293][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.624684][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.635511][ T9584] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.652970][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 94.662089][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 94.674703][ T9584] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.692790][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 94.711052][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 94.719465][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 94.728279][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 94.736137][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 94.746912][ T9584] device veth0_vlan entered promiscuous mode [ 94.758628][ T9584] device veth1_vlan entered promiscuous mode [ 94.778717][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 94.786706][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 94.794838][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 94.803415][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 94.815480][ T9584] device veth0_macvtap entered promiscuous mode [ 94.826095][ T9584] device veth1_macvtap entered promiscuous mode [ 94.842765][ T9584] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.850262][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 94.859228][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 94.867099][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 94.875967][ T2732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 94.886589][ T9584] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.894662][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 94.903814][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 95.057409][ T9589] team0: Device sit1 is of different type [ 95.268547][ T9589] netlink: 8 bytes leftover after parsing attributes in process `syz-executor750'. [ 95.279954][ T9589] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 95.289310][ T9589] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 95.296713][ T9589] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 95.305455][ T9589] device bridge_slave_0 left promiscuous mode [ 95.312280][ T9589] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.398293][ T9589] device bridge_slave_1 left promiscuous mode [ 95.404475][ T9589] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.499184][ T9589] bond0: (slave bond_slave_0): Releasing backup interface [ 95.638531][ T9589] bond0: (slave bond_slave_1): Releasing backup interface [ 95.828293][ T9589] team0: Port device team_slave_0 removed [ 95.938606][ T9589] team0: Port device team_slave_1 removed [ 95.997700][ T9589] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 96.005188][ T9589] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 96.047796][ T9589] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 96.055268][ T9589] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 96.137484][ T9589] netlink: 'syz-executor750': attribute type 10 has an invalid length. [ 96.150334][ T9589] team0: Device ipvlan1 failed to register rx_handler executing program [ 96.256720][ T9590] team0: Port device sit1 added [ 96.269530][ T9590] netlink: 8 bytes leftover after parsing attributes in process `syz-executor750'. [ 96.309574][ T9590] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 96.318497][ T9590] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.325918][ T9590] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.427962][ T9590] team0: Port device sit1 removed [ 96.457507][ T9590] netlink: 'syz-executor750': attribute type 10 has an invalid length. [ 96.467109][ T9590] team0: Device ipvlan1 failed to register rx_handler executing program [ 96.767886][ T9591] netlink: 8 bytes leftover after parsing attributes in process `syz-executor750'. [ 96.780183][ T9591] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 96.789462][ T9591] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.796840][ T9591] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.813563][ T2732] general protection fault, probably for non-canonical address 0xdffffc0020000068: 0000 [#1] PREEMPT SMP KASAN [ 96.825286][ T2732] KASAN: probably user-memory-access in range [0x0000000100000340-0x0000000100000347] [ 96.834823][ T2732] CPU: 0 PID: 2732 Comm: kworker/0:7 Not tainted 5.6.0-rc2-syzkaller #0 [ 96.843149][ T2732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.853212][ T2732] Workqueue: ipv6_addrconf addrconf_dad_work [ 96.859189][ T2732] RIP: 0010:ipvlan_hard_header+0x120/0x160 [ 96.864976][ T2732] Code: 5d 41 5e 41 5f 5d c3 45 31 e4 eb e4 e8 29 89 bc fc 49 8d bc 24 48 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 2f 49 8b 9c 24 48 03 00 00 e9 29 ff ff ff e8 a8 2e [ 96.884560][ T2732] RSP: 0018:ffffc900089df620 EFLAGS: 00010203 [ 96.890651][ T2732] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff888095dc5178 [ 96.898608][ T2732] RDX: 0000000020000068 RSI: ffffffff84b8fe97 RDI: 0000000100000347 [ 96.906564][ T2732] RBP: ffffc900089df658 R08: 0000000000000000 R09: 0000000000000060 [ 96.914559][ T2732] R10: fffffbfff16a356f R11: ffffffff8b51ab7f R12: 00000000ffffffff [ 96.922528][ T2732] R13: ffff888097b65800 R14: ffff888095dc5178 R15: 0000000000000060 [ 96.930491][ T2732] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 96.939415][ T2732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.945977][ T2732] CR2: 00000000200000c0 CR3: 000000009a939000 CR4: 00000000001406f0 [ 96.953931][ T2732] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 96.961879][ T2732] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 96.969825][ T2732] Call Trace: [ 96.973097][ T2732] ? trace_hardirqs_on+0x67/0x240 [ 96.978107][ T2732] ? ipvlan_get_iflink+0x70/0x70 [ 96.983044][ T2732] neigh_resolve_output+0x552/0x990 [ 96.988248][ T2732] ip6_finish_output2+0x109a/0x25c0 [ 96.993445][ T2732] ? ip6_frag_next+0xb20/0xb20 [ 96.998191][ T2732] ? __kasan_check_read+0x11/0x20 [ 97.003198][ T2732] __ip6_finish_output+0x444/0xaa0 [ 97.008290][ T2732] ? __ip6_finish_output+0x444/0xaa0 [ 97.013555][ T2732] ip6_finish_output+0x38/0x1f0 [ 97.018387][ T2732] ip6_output+0x25e/0x880 [ 97.022704][ T2732] ? ip6_finish_output+0x1f0/0x1f0 [ 97.027795][ T2732] ? __local_bh_enable_ip+0x15a/0x270 [ 97.033145][ T2732] ? __ip6_finish_output+0xaa0/0xaa0 [ 97.038419][ T2732] ? xfrm_lookup+0x38/0x50 [ 97.042815][ T2732] mld_sendpack+0x9c2/0xed0 [ 97.047300][ T2732] ? nf_hook.constprop.0+0x560/0x560 [ 97.052567][ T2732] ? mld_send_initial_cr.part.0+0x102/0x160 [ 97.058450][ T2732] ? __local_bh_enable_ip+0x15a/0x270 [ 97.063802][ T2732] mld_send_initial_cr.part.0+0x114/0x160 [ 97.069512][ T2732] ipv6_mc_dad_complete+0x1ab/0x1f0 [ 97.074691][ T2732] addrconf_dad_completed+0x8ce/0xbb0 [ 97.080046][ T2732] ? addrconf_rs_timer+0x6e0/0x6e0 [ 97.085131][ T2732] ? addrconf_dad_work+0x7b6/0x11d0 [ 97.090309][ T2732] ? trace_hardirqs_on+0x67/0x240 [ 97.095332][ T2732] ? addrconf_dad_work+0x7b6/0x11d0 [ 97.100516][ T2732] addrconf_dad_work+0x7cc/0x11d0 [ 97.105542][ T2732] ? addrconf_dad_work+0x7cc/0x11d0 [ 97.110740][ T2732] ? addrconf_dad_completed+0xbb0/0xbb0 [ 97.116272][ T2732] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.121793][ T2732] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 97.127751][ T2732] ? trace_hardirqs_on+0x67/0x240 [ 97.132773][ T2732] process_one_work+0xa05/0x17a0 [ 97.137691][ T2732] ? mark_held_locks+0xf0/0xf0 [ 97.142448][ T2732] ? pwq_dec_nr_in_flight+0x320/0x320 [ 97.147809][ T2732] ? lock_acquire+0x190/0x410 [ 97.152484][ T2732] worker_thread+0x98/0xe40 [ 97.156986][ T2732] kthread+0x361/0x430 [ 97.161045][ T2732] ? process_one_work+0x17a0/0x17a0 [ 97.166222][ T2732] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 97.171927][ T2732] ret_from_fork+0x24/0x30 [ 97.176356][ T2732] Modules linked in: [ 97.180284][ T2732] ---[ end trace c86e3a042cb9a5d6 ]--- [ 97.186025][ T2732] RIP: 0010:ipvlan_hard_header+0x120/0x160 [ 97.191859][ T2732] Code: 5d 41 5e 41 5f 5d c3 45 31 e4 eb e4 e8 29 89 bc fc 49 8d bc 24 48 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 2f 49 8b 9c 24 48 03 00 00 e9 29 ff ff ff e8 a8 2e [ 97.211488][ T2732] RSP: 0018:ffffc900089df620 EFLAGS: 00010203 [ 97.217566][ T2732] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff888095dc5178 [ 97.225526][ T2732] RDX: 0000000020000068 RSI: ffffffff84b8fe97 RDI: 0000000100000347 [ 97.233503][ T2732] RBP: ffffc900089df658 R08: 0000000000000000 R09: 0000000000000060 [ 97.241480][ T2732] R10: fffffbfff16a356f R11: ffffffff8b51ab7f R12: 00000000ffffffff [ 97.249458][ T2732] R13: ffff888097b65800 R14: ffff888095dc5178 R15: 0000000000000060 [ 97.257447][ T2732] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 97.266360][ T2732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.272947][ T2732] CR2: 00000000200000c0 CR3: 000000009a939000 CR4: 00000000001406f0 [ 97.280964][ T2732] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 97.288974][ T2732] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 97.296941][ T2732] Kernel panic - not syncing: Fatal exception in interrupt [ 97.305448][ T2732] Kernel Offset: disabled [ 97.309778][ T2732] Rebooting in 86400 seconds..