[ 62.470789][ T7588] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.488239][ T7588] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.499553][ T7588] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.509550][ T7588] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.520329][ T7588] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.530287][ T7588] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.540760][ T7588] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.553505][ T7588] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.568548][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.577049][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 478.246869][ T7582] syz-executor.3 (7582) used greatest stack depth: 23216 bytes left [ 479.050142][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 479.057903][ T93] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 479.068361][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 479.075795][ T93] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 479.085852][ T93] device bridge_slave_1 left promiscuous mode [ 479.092251][ T93] bridge0: port 2(bridge_slave_1) entered disabled state [ 479.146749][ T93] device bridge_slave_0 left promiscuous mode [ 479.154029][ T93] bridge0: port 1(bridge_slave_0) entered disabled state [ 479.209422][ T93] device veth1_macvtap left promiscuous mode [ 479.215759][ T93] device veth0_macvtap left promiscuous mode [ 479.221789][ T93] device veth1_vlan left promiscuous mode [ 479.230141][ T93] device veth0_vlan left promiscuous mode [ 481.594713][ T93] device hsr_slave_1 left promiscuous mode [ 481.646944][ T93] device hsr_slave_0 left promiscuous mode [ 481.711839][ T93] team0 (unregistering): Port device team_slave_1 removed [ 481.721895][ T93] team0 (unregistering): Port device team_slave_0 removed [ 481.732371][ T93] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 481.768221][ T93] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 481.842793][ T93] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.55' (ECDSA) to the list of known hosts. [ 487.517144][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 487.524656][ T93] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 487.533862][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 487.541273][ T93] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 487.549949][ T93] device bridge_slave_1 left promiscuous mode [ 487.557105][ T93] bridge0: port 2(bridge_slave_1) entered disabled state [ 487.623822][ T93] device bridge_slave_0 left promiscuous mode [ 487.630017][ T93] bridge0: port 1(bridge_slave_0) entered disabled state [ 487.676273][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 487.683983][ T93] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 487.692483][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 487.700317][ T93] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 487.709432][ T93] device bridge_slave_1 left promiscuous mode [ 487.716383][ T93] bridge0: port 2(bridge_slave_1) entered disabled state [ 487.764103][ T93] device bridge_slave_0 left promiscuous mode [ 487.770275][ T93] bridge0: port 1(bridge_slave_0) entered disabled state [ 487.796490][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 487.804087][ T93] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 487.812113][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 487.819685][ T93] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 487.828422][ T93] device bridge_slave_1 left promiscuous mode [ 487.835002][ T93] bridge0: port 2(bridge_slave_1) entered disabled state [ 487.873570][ T93] device bridge_slave_0 left promiscuous mode [ 487.879781][ T93] bridge0: port 1(bridge_slave_0) entered disabled state [ 487.916197][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 487.923800][ T93] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 487.932349][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 487.940027][ T93] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 487.948742][ T93] device bridge_slave_1 left promiscuous mode [ 487.955391][ T93] bridge0: port 2(bridge_slave_1) entered disabled state [ 487.983628][ T93] device bridge_slave_0 left promiscuous mode [ 487.989798][ T93] bridge0: port 1(bridge_slave_0) entered disabled state [ 488.035678][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 488.044546][ T93] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 488.053241][ T93] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 488.060633][ T93] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 488.068359][ T2586] kasan: CONFIG_KASAN_INLINE enabled [ 488.074235][ T2586] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 488.082407][ T2586] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 488.089323][ T2586] CPU: 0 PID: 2586 Comm: kworker/u4:4 Not tainted 5.2.0-rc1-syzkaller #0 [ 488.097713][ T2586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 488.107821][ T2586] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 488.115627][ T2586] RIP: 0010:batadv_iv_ogm_queue_add+0x9b/0xe50 [ 488.121765][ T2586] 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 a2 0b 00 00 [ 488.141351][ T2586] RSP: 0018:ffff8880a0c3fab8 EFLAGS: 00010246 [ 488.147398][ T2586] RAX: dffffc0000000000 RBX: ffff88808bc0dd80 RCX: 0000000000000000 [ 488.155358][ T2586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 488.163322][ T2586] RBP: ffff8880a0c3fbd0 R08: ffff888085dec340 R09: 0000000000000001 [ 488.171280][ T2586] R10: ffffed1014187f8f R11: 0000000000000003 R12: 0000000000000007 [ 488.179234][ T2586] R13: ffff888085dec368 R14: ffff888085dec340 R15: 000000000000003c [ 488.187318][ T2586] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 488.196232][ T2586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 488.202810][ T2586] CR2: 00005555555ebb50 CR3: 000000009801a000 CR4: 00000000001406f0 [ 488.210779][ T2586] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 488.218866][ T2586] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 488.226938][ T2586] Call Trace: [ 488.230278][ T2586] ? find_held_lock+0x36/0x1d0 [ 488.235158][ T2586] ? batadv_iv_gw_get_best_gw_node+0x5a0/0x5a0 [ 488.245198][ T2586] ? lock_acquire+0x173/0x3d0 [ 488.249858][ T2586] ? batadv_iv_ogm_schedule+0x92b/0xe90 [ 488.255603][ T2586] ? kasan_check_read+0x11/0x20 [ 488.260438][ T2586] batadv_iv_ogm_schedule+0xb60/0xe90 [ 488.265801][ T2586] ? batadv_iv_ogm_orig_dump+0xbd0/0xbd0 [ 488.271415][ T2586] ? debug_object_deactivate+0x214/0x340 [ 488.277050][ T2586] batadv_iv_send_outstanding_bat_ogm_packet+0x4a2/0x790 [ 488.284059][ T2586] process_one_work+0x830/0x16a0 [ 488.289092][ T2586] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 488.294449][ T2586] ? lock_acquire+0x173/0x3d0 [ 488.299116][ T2586] worker_thread+0x85/0xb60 [ 488.303611][ T2586] ? __kthread_parkme+0x47/0x190 [ 488.308534][ T2586] kthread+0x324/0x3e0 [ 488.312590][ T2586] ? process_one_work+0x16a0/0x16a0 [ 488.317840][ T2586] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 488.324145][ T2586] ret_from_fork+0x24/0x30 [ 488.328551][ T2586] Modules linked in: [ 488.332746][ T2586] ---[ end trace 3f8c7cce68172a66 ]--- [ 488.338201][ T2586] RIP: 0010:batadv_iv_ogm_queue_add+0x9b/0xe50 [ 488.344372][ T2586] 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 a2 0b 00 00 [ 488.366261][ T2586] RSP: 0018:ffff8880a0c3fab8 EFLAGS: 00010246 [ 488.372314][ T2586] RAX: dffffc0000000000 RBX: ffff88808bc0dd80 RCX: 0000000000000000 [ 488.380307][ T2586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 488.388406][ T2586] RBP: ffff8880a0c3fbd0 R08: ffff888085dec340 R09: 0000000000000001 [ 488.396615][ T2586] R10: ffffed1014187f8f R11: 0000000000000003 R12: 0000000000000007 [ 488.404722][ T2586] R13: ffff888085dec368 R14: ffff888085dec340 R15: 000000000000003c [ 488.412764][ T2586] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 488.421742][ T2586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 488.428368][ T2586] CR2: 00000000004bf968 CR3: 0000000097c57000 CR4: 00000000001406e0 [ 488.436383][ T2586] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 488.444453][ T2586] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 488.452412][ T2586] Kernel panic - not syncing: Fatal exception [ 488.459938][ T2586] Kernel Offset: disabled [ 488.464283][ T2586] Rebooting in 86400 seconds..