[ 453.194822] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 453.226473] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 453.708825] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 453.729935] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 453.837461] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 453.864354] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 453.876987] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 453.896018] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 453.909321] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 453.923237] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 457.564585] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 457.571392] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 457.578623] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 457.585343] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 457.594311] device bridge_slave_1 left promiscuous mode [ 457.600020] bridge0: port 2(bridge_slave_1) entered disabled state [ 457.609339] device bridge_slave_0 left promiscuous mode [ 457.614993] bridge0: port 1(bridge_slave_0) entered disabled state [ 457.626618] device veth1_macvtap left promiscuous mode [ 457.632218] device veth0_macvtap left promiscuous mode [ 457.637536] device veth1_vlan left promiscuous mode [ 457.643289] device veth0_vlan left promiscuous mode [ 461.623344] device hsr_slave_1 left promiscuous mode [ 461.630714] device hsr_slave_0 left promiscuous mode [ 461.643058] team0 (unregistering): Port device team_slave_1 removed [ 461.655349] team0 (unregistering): Port device team_slave_0 removed [ 461.664782] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 461.676728] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 461.702192] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.89' (ECDSA) to the list of known hosts. [ 461.984989] IPVS: ftp: loaded support on port[0] = 21 [ 462.089484] chnl_net:caif_netlink_parms(): no params data found [ 462.152740] bridge0: port 1(bridge_slave_0) entered blocking state [ 462.159442] bridge0: port 1(bridge_slave_0) entered disabled state [ 462.173770] device bridge_slave_0 entered promiscuous mode [ 462.183829] bridge0: port 2(bridge_slave_1) entered blocking state [ 462.192287] bridge0: port 2(bridge_slave_1) entered disabled state [ 462.199373] device bridge_slave_1 entered promiscuous mode [ 462.225468] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 462.236112] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 462.259812] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 462.275403] team0: Port device team_slave_0 added [ 462.284474] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 462.294123] team0: Port device team_slave_1 added [ 462.315708] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 462.325179] 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. [ 462.355658] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 462.366715] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 462.377437] 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. [ 462.408284] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 462.418934] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 462.427502] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 462.453945] device hsr_slave_0 entered promiscuous mode [ 462.460007] device hsr_slave_1 entered promiscuous mode [ 462.470647] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 462.477940] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 462.558823] bridge0: port 2(bridge_slave_1) entered blocking state [ 462.565385] bridge0: port 2(bridge_slave_1) entered forwarding state [ 462.572272] bridge0: port 1(bridge_slave_0) entered blocking state [ 462.578603] bridge0: port 1(bridge_slave_0) entered forwarding state [ 462.618867] 8021q: adding VLAN 0 to HW filter on device bond0 [ 462.627413] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 462.641118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 462.648687] bridge0: port 1(bridge_slave_0) entered disabled state [ 462.667559] bridge0: port 2(bridge_slave_1) entered disabled state [ 462.677737] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 462.684226] 8021q: adding VLAN 0 to HW filter on device team0 [ 462.693273] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 462.701383] bridge0: port 1(bridge_slave_0) entered blocking state [ 462.707714] bridge0: port 1(bridge_slave_0) entered forwarding state [ 462.723492] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 462.731242] bridge0: port 2(bridge_slave_1) entered blocking state [ 462.737568] bridge0: port 2(bridge_slave_1) entered forwarding state [ 462.752067] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 462.759576] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 462.767438] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 462.775883] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 462.785752] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 462.793532] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 462.801538] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 462.808822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 462.816538] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 462.825256] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 462.832869] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 462.846093] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 462.853029] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 462.859250] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 462.866658] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 462.876172] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 462.922651] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 462.932073] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 462.939055] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 462.947455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 462.957595] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 462.964765] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 462.971436] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 462.980293] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 462.986822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 462.994489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 463.002671] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 463.009477] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 463.852430] device veth0_vlan entered promiscuous mode [ 463.861094] device veth1_vlan entered promiscuous mode [ 463.866760] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 463.874615] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 464.305666] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 464.316072] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 464.323429] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 464.331643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 464.341261] device veth0_macvtap entered promiscuous mode [ 464.347221] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 464.355432] device veth1_macvtap entered promiscuous mode [ 464.361635] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 464.786192] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 464.796414] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 464.805374] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 464.815704] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 464.825685] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 464.835894] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 464.845280] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 464.855368] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 464.864726] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 464.874676] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 464.883838] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 464.893592] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 464.903471] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 464.910692] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 464.918778] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 464.926354] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 464.933589] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 464.941603] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 464.952259] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 464.962697] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 464.971914] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 464.982215] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 464.991631] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 465.001435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 465.011183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 465.020941] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 465.030409] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 465.040146] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 465.050054] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 465.056920] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 465.065047] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 465.073095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 465.981850] net_ratelimit: 16 callbacks suppressed [ 465.981855] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 467.842819] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 467.849542] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 467.857222] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 467.864253] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 467.872670] device bridge_slave_1 left promiscuous mode [ 467.878084] bridge0: port 2(bridge_slave_1) entered disabled state [ 467.885673] device bridge_slave_0 left promiscuous mode [ 467.891806] bridge0: port 1(bridge_slave_0) entered disabled state [ 467.900801] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 467.907470] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 467.914994] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 467.921784] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 467.928909] device bridge_slave_1 left promiscuous mode [ 467.934392] bridge0: port 2(bridge_slave_1) entered disabled state [ 467.941756] device bridge_slave_0 left promiscuous mode [ 467.947148] bridge0: port 1(bridge_slave_0) entered disabled state [ 467.956886] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 467.963593] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 467.971941] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 467.978602] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 467.986199] device bridge_slave_1 left promiscuous mode [ 467.991895] bridge0: port 2(bridge_slave_1) entered disabled state [ 467.998778] device bridge_slave_0 left promiscuous mode [ 468.004982] bridge0: port 1(bridge_slave_0) entered disabled state [ 468.013543] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 468.020340] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 468.027420] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 468.034331] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 468.041236] kasan: CONFIG_KASAN_INLINE enabled [ 468.045935] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 468.053826] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 468.060036] CPU: 1 PID: 20693 Comm: kworker/u4:1 Not tainted 5.0.0-rc3-syzkaller #0 [ 468.067821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.077395] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 468.084468] RIP: 0010:batadv_iv_ogm_queue_add+0x9b/0xe50 [ 468.090027] Code: 44 89 8d 64 ff ff ff c7 02 f1 f1 f1 f1 c7 42 04 04 f2 f2 f2 48 89 fa 65 48 8b 0c 25 28 00 00 00 48 89 4d d0 31 c9 48 c1 ea 03 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 08 84 c0 0f 85 99 0b 00 00 [ 468.109007] RSP: 0018:ffff88809389fac0 EFLAGS: 00010246 [ 468.114343] RAX: dffffc0000000000 RBX: ffff8880a0e95340 RCX: 0000000000000000 [ 468.121588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 468.128834] RBP: ffff88809389fbd8 R08: ffff88809d123c80 R09: 0000000000000001 [ 468.136077] R10: ffffed1012713f8f R11: 0000000000000003 R12: ffff88809d123c80 [ 468.143319] R13: dffffc0000000000 R14: ffffed1013a2479e R15: 000000000000003c [ 468.150564] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 468.158847] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 468.164700] CR2: 0000562341d7ab48 CR3: 00000000970af000 CR4: 00000000001406e0 [ 468.171998] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 468.179241] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 468.186498] Call Trace: [ 468.189136] ? rcu_preempt_deferred_qs_irqrestore+0x86d/0xd00 [ 468.195007] ? trace_hardirqs_on+0x28/0x190 [ 468.199301] ? batadv_iv_ogm_iface_enable+0x370/0x370 [ 468.204499] ? lock_acquire+0x180/0x3a0 [ 468.208513] ? kasan_check_read+0x11/0x20 [ 468.212685] batadv_iv_ogm_schedule+0xb47/0xe80 [ 468.217327] ? batadv_iv_ogm_queue_add+0xe50/0xe50 [ 468.222229] batadv_iv_send_outstanding_bat_ogm_packet+0x4a2/0x790 [ 468.228519] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 468.233972] process_one_work+0x7b9/0x15a0 [ 468.238195] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 468.242835] ? lock_acquire+0x180/0x3a0 [ 468.246834] ? _raw_spin_lock_irq+0x3c/0x90 [ 468.251132] worker_thread+0x85/0xb60 [ 468.254933] ? __kthread_parkme+0x47/0x190 [ 468.259199] kthread+0x324/0x3e0 [ 468.262558] ? process_one_work+0x15a0/0x15a0 [ 468.267034] ? kthread_park+0x120/0x120 [ 468.270988] ret_from_fork+0x24/0x30 [ 468.274676] Modules linked in: [ 468.278689] ---[ end trace 768cf55fee870dcc ]--- [ 468.283469] RIP: 0010:batadv_iv_ogm_queue_add+0x9b/0xe50 [ 468.288903] Code: 44 89 8d 64 ff ff ff c7 02 f1 f1 f1 f1 c7 42 04 04 f2 f2 f2 48 89 fa 65 48 8b 0c 25 28 00 00 00 48 89 4d d0 31 c9 48 c1 ea 03 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 08 84 c0 0f 85 99 0b 00 00 [ 468.307844] RSP: 0018:ffff88809389fac0 EFLAGS: 00010246 [ 468.313227] RAX: dffffc0000000000 RBX: ffff8880a0e95340 RCX: 0000000000000000 [ 468.320551] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 468.327805] RBP: ffff88809389fbd8 R08: ffff88809d123c80 R09: 0000000000000001 [ 468.335249] R10: ffffed1012713f8f R11: 0000000000000003 R12: ffff88809d123c80 [ 468.342591] R13: dffffc0000000000 R14: ffffed1013a2479e R15: 000000000000003c [ 468.349883] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 468.358088] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 468.363989] CR2: 0000562341d7ab48 CR3: 00000000970af000 CR4: 00000000001406e0 [ 468.371267] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 468.378519] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 468.385801] Kernel panic - not syncing: Fatal exception [ 468.392467] Kernel Offset: disabled [ 468.396075] Rebooting in 86400 seconds..