Warning: Permanently added '10.128.0.252' (ECDSA) to the list of known hosts. 2020/04/17 04:41:44 parsed 1 programs 2020/04/17 04:41:44 executed programs: 0 [ 45.864574] IPVS: Creating netns size=2712 id=2 [ 45.869495] IPVS: ftp: loaded support on port[0] = 21 [ 45.944168] IPVS: Creating netns size=2712 id=3 [ 45.950269] IPVS: ftp: loaded support on port[0] = 21 [ 46.128445] chnl_net:caif_netlink_parms(): no params data found [ 46.129211] IPVS: Creating netns size=2712 id=4 [ 46.129341] IPVS: ftp: loaded support on port[0] = 21 [ 46.332116] IPVS: Creating netns size=2712 id=5 [ 46.337310] IPVS: ftp: loaded support on port[0] = 21 [ 46.571828] chnl_net:caif_netlink_parms(): no params data found [ 46.686641] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.693693] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.703559] device bridge_slave_0 entered promiscuous mode [ 46.726744] IPVS: Creating netns size=2712 id=6 [ 46.733295] IPVS: ftp: loaded support on port[0] = 21 [ 46.746067] chnl_net:caif_netlink_parms(): no params data found [ 46.763599] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.770788] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.780989] device bridge_slave_1 entered promiscuous mode [ 46.994156] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.039303] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.094751] chnl_net:caif_netlink_parms(): no params data found [ 47.243771] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.250977] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.261140] device bridge_slave_0 entered promiscuous mode [ 47.326213] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.333040] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.343065] device bridge_slave_1 entered promiscuous mode [ 47.399135] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 47.446058] IPVS: Creating netns size=2712 id=7 [ 47.451790] IPVS: ftp: loaded support on port[0] = 21 [ 47.475509] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 47.486649] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.529969] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.540565] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.555548] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.562866] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.572384] device bridge_slave_0 entered promiscuous mode [ 47.585532] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.646930] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.653591] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.663609] device bridge_slave_1 entered promiscuous mode [ 47.853687] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.010695] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.020077] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.028961] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.048025] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.054528] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.064294] device bridge_slave_0 entered promiscuous mode [ 48.095424] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.103010] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.140291] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.146668] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.156291] device bridge_slave_1 entered promiscuous mode [ 48.388294] chnl_net:caif_netlink_parms(): no params data found [ 48.410532] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.432802] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.442082] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.476479] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.485520] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.493968] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.768620] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.836015] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.972950] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.051639] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.234009] chnl_net:caif_netlink_parms(): no params data found [ 49.274281] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.281239] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.291554] device bridge_slave_0 entered promiscuous mode [ 49.338666] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.345116] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.354923] device bridge_slave_1 entered promiscuous mode [ 49.444017] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 49.493376] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.510028] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.518065] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 49.552458] ------------[ cut here ]------------ [ 49.557925] WARNING: CPU: 1 PID: 5881 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 49.565914] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 49.573931] Kernel panic - not syncing: panic_on_warn set ... [ 49.573931] [ 49.581411] CPU: 1 PID: 5881 Comm: syz-executor.3 Not tainted 4.6.0-syzkaller #0 [ 49.589126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.598705] 0000000000000000 ffff8800b261eeb0 ffffffff82c65932 ffffffff85c81040 [ 49.607079] ffff8800b261ef88 ffffffff85d2bb00 ffffffff8191b86b 0000000000000009 [ 49.615447] ffff8800b261ef78 ffffffff8160d374 0000000041b58ab3 ffffffff868f058a [ 49.623534] Call Trace: [ 49.626107] [] dump_stack+0x136/0x1d4 [ 49.631541] [] ? sysfs_warn_dup+0x7b/0xa0 [ 49.637326] [] panic+0x1af/0x348 [ 49.642346] [] ? to_vmem_altmap+0x125/0x125 [ 49.648303] [] ? sysfs_warn_dup+0x7b/0xa0 [ 49.654088] [] __warn+0x18d/0x1b0 [ 49.659173] [] warn_slowpath_fmt+0x92/0xb0 [ 49.665047] [] ? __warn+0x1b0/0x1b0 [ 49.670317] [] ? kernfs_path_from_node+0x4a/0x60 [ 49.676795] [] sysfs_warn_dup+0x7b/0xa0 [ 49.682419] [] sysfs_do_create_link_sd.isra.0+0xd1/0xf0 [ 49.689422] [] sysfs_create_link+0x43/0xb0 [ 49.695287] [] device_add+0x677/0x1350 [ 49.700825] [] ? device_private_init+0x180/0x180 [ 49.707340] [] ? kfree_const+0x1d/0x20 [ 49.712865] [] ? kobject_set_name_vargs+0xb4/0x130 [ 49.719556] [] device_create_groups_vargs+0x1c8/0x220 [ 49.726401] [] device_create+0x88/0xa0 [ 49.732121] [] ? device_create_vargs+0x20/0x20 [ 49.738515] [] ? macvlan_set_mac_address+0x150/0x150 [ 49.745267] [] macvtap_device_event+0x1c4/0x2a0 [ 49.751712] [] notifier_call_chain+0x8b/0x170 [ 49.757935] [] raw_notifier_call_chain+0x11/0x20 [ 49.764319] [] call_netdevice_notifiers_info+0x47/0x80 [ 49.771319] [] register_netdevice+0x8e8/0xd00 [ 49.777588] [] ? netdev_change_features+0x80/0x80 [ 49.784055] [] ? dev_get_nest_level+0x10c/0x1a0 [ 49.790474] [] macvlan_common_newlink+0x8b9/0x1090 [ 49.797050] [] macvtap_newlink+0xbf/0x110 [ 49.802831] [] ? __netlink_ns_capable+0xc7/0xf0 [ 49.809140] [] rtnl_newlink+0xd4b/0x1230 [ 49.814832] [] ? rtnl_link_ops_get+0x5d/0x90 [ 49.820876] [] ? rtnl_newlink+0x319/0x1230 [ 49.826750] [] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 49.833761] [] ? rtnl_setlink+0x2f0/0x2f0 [ 49.839547] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 49.846281] [] ? __lock_acquire+0x15c3/0x5990 [ 49.852406] [] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 49.859574] [] ? __netlink_ns_capable+0xc7/0xf0 [ 49.865877] [] rtnetlink_rcv_msg+0x222/0x680 [ 49.871913] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 49.878821] [] ? rtnetlink_rcv+0x30/0x30 [ 49.884526] [] ? mutex_lock_nested+0x5fd/0xb30 [ 49.890987] [] ? rtnetlink_rcv+0x16/0x30 [ 49.896688] [] ? netlink_seq_start+0xe0/0xe0 [ 49.902736] [] netlink_rcv_skb+0x242/0x350 [ 49.908857] [] ? rtnetlink_rcv+0x30/0x30 [ 49.914562] [] rtnetlink_rcv+0x25/0x30 [ 49.920080] [] netlink_unicast+0x3da/0x560 [ 49.925941] [] ? netlink_sendskb+0x40/0x40 [ 49.931805] [] netlink_sendmsg+0x9bb/0xb40 [ 49.937668] [] ? nlmsg_notify+0xf0/0xf0 [ 49.943266] [] ? __might_fault+0xf1/0x1b0 [ 49.949057] [] ? nlmsg_notify+0xf0/0xf0 [ 49.954654] [] sock_sendmsg+0xb5/0xf0 [ 49.960087] [] SyS_sendto+0x1ca/0x290 [ 49.965517] [] ? SyS_getpeername+0x240/0x240 [ 49.971558] [] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 49.978585] [] ? mnt_get_count+0x1c0/0x1c0 [ 49.984478] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 49.991215] [] ? __might_fault+0xc6/0x1b0 [ 49.997110] [] ? __might_fault+0xf1/0x1b0 [ 50.002987] [] compat_SyS_socketcall+0x1ea/0x2d0 [ 50.009542] [] ? compat_SyS_recvmmsg+0x120/0x120 [ 50.015932] [] ? do_fast_syscall_32+0xd2/0xa70 [ 50.022182] [] do_fast_syscall_32+0x324/0xa70 [ 50.028316] [] ? trace_hardirqs_off_thunk+0x1b/0x1d [ 50.035153] [] entry_SYSENTER_compat+0x54/0x63 [ 50.043000] Kernel Offset: disabled