[ 455.646365] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 455.656190] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 455.665445] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 455.675200] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 455.684522] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 455.694261] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 455.704482] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 455.711496] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 455.720469] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 455.728702] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 468.476613] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 468.483413] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 468.490569] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 468.497362] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 468.504609] device bridge_slave_1 left promiscuous mode [ 468.510035] bridge0: port 2(bridge_slave_1) entered disabled state [ 468.564021] device bridge_slave_0 left promiscuous mode [ 468.569482] bridge0: port 1(bridge_slave_0) entered disabled state [ 468.614989] device veth1_macvtap left promiscuous mode [ 468.620345] device veth0_macvtap left promiscuous mode [ 468.625757] device veth1_vlan left promiscuous mode [ 468.630793] device veth0_vlan left promiscuous mode [ 473.037023] device hsr_slave_1 left promiscuous mode [ 473.077100] device hsr_slave_0 left promiscuous mode [ 473.121882] team0 (unregistering): Port device team_slave_1 removed [ 473.131236] team0 (unregistering): Port device team_slave_0 removed [ 473.140287] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 473.177891] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 473.244732] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.1.47' (ECDSA) to the list of known hosts. [ 473.421905] IPVS: ftp: loaded support on port[0] = 21 [ 473.512908] chnl_net:caif_netlink_parms(): no params data found [ 473.545300] bridge0: port 1(bridge_slave_0) entered blocking state [ 473.551964] bridge0: port 1(bridge_slave_0) entered disabled state [ 473.559874] device bridge_slave_0 entered promiscuous mode [ 473.567203] bridge0: port 2(bridge_slave_1) entered blocking state [ 473.574323] bridge0: port 2(bridge_slave_1) entered disabled state [ 473.581524] device bridge_slave_1 entered promiscuous mode [ 473.599607] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 473.608985] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 473.626816] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 473.634124] team0: Port device team_slave_0 added [ 473.639657] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 473.647617] team0: Port device team_slave_1 added [ 473.663180] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 473.669449] 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. [ 473.696044] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 473.706834] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 473.713999] 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. [ 473.740366] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 473.751884] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 473.759824] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 473.835498] device hsr_slave_0 entered promiscuous mode [ 473.873971] device hsr_slave_1 entered promiscuous mode [ 473.913824] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 473.921166] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 474.008477] bridge0: port 2(bridge_slave_1) entered blocking state [ 474.014897] bridge0: port 2(bridge_slave_1) entered forwarding state [ 474.021672] bridge0: port 1(bridge_slave_0) entered blocking state [ 474.028105] bridge0: port 1(bridge_slave_0) entered forwarding state [ 474.072117] 8021q: adding VLAN 0 to HW filter on device bond0 [ 474.086556] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 474.100898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 474.117909] bridge0: port 1(bridge_slave_0) entered disabled state [ 474.138174] bridge0: port 2(bridge_slave_1) entered disabled state [ 474.149031] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 474.155558] 8021q: adding VLAN 0 to HW filter on device team0 [ 474.165082] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 474.172665] bridge0: port 1(bridge_slave_0) entered blocking state [ 474.179260] bridge0: port 1(bridge_slave_0) entered forwarding state [ 474.198238] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 474.206067] bridge0: port 2(bridge_slave_1) entered blocking state [ 474.212418] bridge0: port 2(bridge_slave_1) entered forwarding state [ 474.234010] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 474.241852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 474.250662] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 474.258563] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 474.267619] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 474.274736] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 474.282895] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 474.296709] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 474.305214] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 474.312210] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 474.325360] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 474.400854] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 474.412189] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 474.419961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 474.428655] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 474.481549] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 474.489005] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 474.496497] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 474.506744] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 474.514335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 474.522043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 474.530044] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 474.537642] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 474.546546] device veth0_vlan entered promiscuous mode [ 474.556839] device veth1_vlan entered promiscuous mode [ 474.562716] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 474.570932] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 474.580968] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 474.590507] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 474.597739] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 474.605346] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 474.612698] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 474.620709] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 474.630189] device veth0_macvtap entered promiscuous mode [ 474.637212] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 474.645778] device veth1_macvtap entered promiscuous mode [ 474.651735] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 474.660937] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 474.670465] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 474.679298] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 474.689189] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.698752] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 474.709102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.718584] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 474.728901] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.738323] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 474.748325] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.757992] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 474.767905] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.778379] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 474.785884] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 474.795617] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 474.803588] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 474.810882] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 474.818876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 474.828463] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 474.838844] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.848169] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 474.858356] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.867796] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 474.877952] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.887308] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 474.897644] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.907126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 474.920025] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 474.930016] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 474.937108] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 474.945058] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 474.954465] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 480.036067] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 480.042924] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 480.051148] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 480.057917] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 480.065567] device bridge_slave_1 left promiscuous mode [ 480.071094] bridge0: port 2(bridge_slave_1) entered disabled state [ 480.114257] device bridge_slave_0 left promiscuous mode [ 480.120005] bridge0: port 1(bridge_slave_0) entered disabled state [ 480.175860] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 480.182806] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 480.190492] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 480.197600] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 480.205009] kasan: CONFIG_KASAN_INLINE enabled [ 480.209721] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 480.217146] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 480.223467] CPU: 0 PID: 731 Comm: kworker/u4:7 Not tainted 4.20.0-rc7-syzkaller #0 [ 480.231157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 480.240681] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 480.247801] RIP: 0010:batadv_iv_ogm_queue_add+0x9b/0xf30 [ 480.253241] 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 3f 0c 00 00 [ 480.272137] RSP: 0018:ffff8880a803fab0 EFLAGS: 00010246 [ 480.277488] RAX: dffffc0000000000 RBX: ffff88809640d880 RCX: 0000000000000000 [ 480.284779] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 480.292038] RBP: ffff8880a803fbd0 R08: ffff888094dda5c0 R09: 0000000000000001 [ 480.299293] R10: ffffed1015007f8f R11: 0000000000000003 R12: 0000000000000007 [ 480.306545] R13: ffff888094dda5e8 R14: ffff888094dda5c0 R15: 000000000000003c [ 480.313803] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 480.322035] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 480.327987] CR2: ffffffffff600400 CR3: 000000009fc51000 CR4: 00000000001406f0 [ 480.335242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 480.342493] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 480.349871] Call Trace: [ 480.352443] ? find_held_lock+0x36/0x1d0 [ 480.356497] ? batadv_iv_gw_dump+0x910/0x910 [ 480.361028] ? lock_acquire+0x173/0x3d0 [ 480.364999] ? kasan_check_read+0x11/0x20 [ 480.369131] batadv_iv_ogm_schedule+0xb60/0xe90 [ 480.373786] ? batadv_iv_ogm_orig_dump+0xbd0/0xbd0 [ 480.378701] batadv_iv_send_outstanding_bat_ogm_packet+0x4a2/0x7a0 [ 480.385000] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 480.390429] process_one_work+0x830/0x1670 [ 480.394648] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 480.399298] ? lock_acquire+0x173/0x3d0 [ 480.403256] worker_thread+0x85/0xb60 [ 480.407032] ? __kthread_parkme+0x47/0x190 [ 480.411245] kthread+0x324/0x3e0 [ 480.414599] ? process_one_work+0x1670/0x1670 [ 480.419068] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 480.424582] ret_from_fork+0x24/0x30 [ 480.430533] Modules linked in: [ 480.434340] ---[ end trace e0f61f8b7f93bb5e ]--- [ 480.439188] RIP: 0010:batadv_iv_ogm_queue_add+0x9b/0xf30 [ 480.444692] 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 3f 0c 00 00 [ 480.463629] RSP: 0018:ffff8880a803fab0 EFLAGS: 00010246 [ 480.468972] RAX: dffffc0000000000 RBX: ffff88809640d880 RCX: 0000000000000000 [ 480.476247] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 480.483529] RBP: ffff8880a803fbd0 R08: ffff888094dda5c0 R09: 0000000000000001 [ 480.490825] R10: ffffed1015007f8f R11: 0000000000000003 R12: 0000000000000007 [ 480.498376] R13: ffff888094dda5e8 R14: ffff888094dda5c0 R15: 000000000000003c [ 480.505680] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 480.513998] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 480.519862] CR2: ffffffffff600400 CR3: 000000009fc51000 CR4: 00000000001406f0 [ 480.527719] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 480.535001] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 480.542296] Kernel panic - not syncing: Fatal exception [ 480.549080] Kernel Offset: disabled [ 480.552709] Rebooting in 86400 seconds..