[ 56.855564][ T7354] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.878065][ T7354] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.892780][ T7354] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.903404][ T7354] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.914174][ T7354] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.926202][ T7354] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.949207][ T7354] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.962670][ T7354] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.970643][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 56.982379][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 469.398685][ T253] tipc: TX() has been purged, node left! Warning: Permanently added '10.128.15.198' (ECDSA) to the list of known hosts. [ 472.124579][ T253] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 472.152913][ T253] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 472.187197][ T253] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 472.212918][ T253] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 472.250488][ T253] device bridge_slave_1 left promiscuous mode [ 472.261268][ T253] bridge0: port 2(bridge_slave_1) entered disabled state [ 472.325507][ T253] device bridge_slave_0 left promiscuous mode [ 472.331762][ T253] bridge0: port 1(bridge_slave_0) entered disabled state [ 472.438497][ T253] device veth1_macvtap left promiscuous mode [ 472.445104][ T253] device veth0_macvtap left promiscuous mode [ 472.452195][ T253] device veth1_vlan left promiscuous mode [ 472.459133][ T253] device veth0_vlan left promiscuous mode [ 479.465634][ T253] device hsr_slave_0 left promiscuous mode [ 479.496667][ T253] device hsr_slave_1 left promiscuous mode [ 479.553781][ T253] team0 (unregistering): Port device team_slave_1 removed [ 479.569593][ T253] team0 (unregistering): Port device team_slave_0 removed [ 479.624036][ T253] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 479.696409][ T253] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 479.892207][ T253] bond0 (unregistering): Released all slaves [ 500.084052][ T253] tipc: TX() has been purged, node left! [ 500.264076][ T253] tipc: TX() has been purged, node left! [ 500.423967][ T253] tipc: TX() has been purged, node left! [ 500.594157][ T253] tipc: TX() has been purged, node left! [ 500.753940][ T253] tipc: TX() has been purged, node left! [ 507.657226][ T0] NOHZ: local_softirq_pending 08 [ 507.662208][ T0] NOHZ: local_softirq_pending 08 [ 515.747404][ T253] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 515.755180][ T253] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 515.765582][ T253] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 515.800386][ T253] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 515.813496][T18420] general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN [ 515.825745][T18420] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 515.834153][T18420] CPU: 0 PID: 18420 Comm: kworker/u4:3 Not tainted 5.6.0-rc2-syzkaller #0 [ 515.842792][T18420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 515.853056][T18420] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 515.860996][T18420] RIP: 0010:batadv_iv_ogm_schedule_buff+0x2d2/0xef0 [ 515.867566][T18420] Code: 03 80 3c 11 00 0f 85 66 0b 00 00 48 8b 8b 88 00 00 00 48 ba 00 00 00 00 00 fc ff df 48 8d 79 16 49 89 ce 48 89 f9 48 c1 e9 03 <0f> b6 0c 11 48 89 fa 83 e2 07 83 c2 01 38 ca 7c 08 84 c9 0f 85 90 [ 515.887757][T18420] RSP: 0018:ffffc900035f7c00 EFLAGS: 00010203 [ 515.893807][T18420] RAX: 0000000000000000 RBX: ffff888086da9000 RCX: 0000000000000002 [ 515.901768][T18420] RDX: dffffc0000000000 RSI: ffff888086da9088 RDI: 0000000000000016 [ 515.909737][T18420] RBP: ffffc900035f7cf0 R08: fffffbfff1333f79 R09: fffffbfff1333f79 [ 515.917702][T18420] R10: fffffbfff1333f78 R11: ffffffff8999fbc7 R12: ffff8880a28bac00 [ 515.925644][T18420] R13: ffff888086da9000 R14: 0000000000000000 R15: ffff88808777c000 [ 515.933598][T18420] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 515.942511][T18420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 515.949161][T18420] CR2: 00000000004ccab0 CR3: 00000000a8068000 CR4: 00000000001406f0 [ 515.957116][T18420] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 515.965060][T18420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 515.973007][T18420] Call Trace: [ 515.976283][T18420] ? find_held_lock+0x33/0x1c0 [ 515.981017][T18420] ? batadv_iv_ogm_receive+0x1680/0x1680 [ 515.986614][T18420] ? mark_held_locks+0x110/0x110 [ 515.991537][T18420] batadv_iv_send_outstanding_bat_ogm_packet+0x582/0x810 [ 515.998527][T18420] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 516.004052][T18420] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 516.010087][T18420] process_one_work+0x903/0x15c0 [ 516.015001][T18420] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 516.020366][T18420] ? do_raw_spin_lock+0x12a/0x2e0 [ 516.025724][T18420] worker_thread+0x82/0xb50 [ 516.030205][T18420] ? __kthread_parkme+0xbe/0x190 [ 516.035127][T18420] ? process_one_work+0x15c0/0x15c0 [ 516.040314][T18420] kthread+0x31d/0x3e0 [ 516.044373][T18420] ? kthread_mod_delayed_work+0x180/0x180 [ 516.050126][T18420] ret_from_fork+0x24/0x30 [ 516.054525][T18420] Modules linked in: [ 516.068350][T18420] ---[ end trace f598012a8265a09d ]--- [ 516.074056][T18420] RIP: 0010:batadv_iv_ogm_schedule_buff+0x2d2/0xef0 [ 516.081365][T18420] Code: 03 80 3c 11 00 0f 85 66 0b 00 00 48 8b 8b 88 00 00 00 48 ba 00 00 00 00 00 fc ff df 48 8d 79 16 49 89 ce 48 89 f9 48 c1 e9 03 <0f> b6 0c 11 48 89 fa 83 e2 07 83 c2 01 38 ca 7c 08 84 c9 0f 85 90 [ 516.101499][T18420] RSP: 0018:ffffc900035f7c00 EFLAGS: 00010203 [ 516.107964][T18420] RAX: 0000000000000000 RBX: ffff888086da9000 RCX: 0000000000000002 [ 516.116603][T18420] RDX: dffffc0000000000 RSI: ffff888086da9088 RDI: 0000000000000016 [ 516.126093][T18420] RBP: ffffc900035f7cf0 R08: fffffbfff1333f79 R09: fffffbfff1333f79 [ 516.142516][T18420] R10: fffffbfff1333f78 R11: ffffffff8999fbc7 R12: ffff8880a28bac00 [ 516.152273][T18420] R13: ffff888086da9000 R14: 0000000000000000 R15: ffff88808777c000 [ 516.164538][T18420] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 516.174184][T18420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 516.181125][T18420] CR2: 00000000004ccab0 CR3: 0000000008a6d000 CR4: 00000000001406f0 [ 516.198560][T18420] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 516.211787][T18420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 516.220385][T18420] Kernel panic - not syncing: Fatal exception [ 516.228187][T18420] Kernel Offset: disabled [ 516.232502][T18420] Rebooting in 86400 seconds..