Warning: Permanently added '10.128.10.55' (ECDSA) to the list of known hosts. 2020/05/03 18:17:13 parsed 1 programs 2020/05/03 18:17:13 executed programs: 0 [ 43.938219] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 43.950391] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 43.963350] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 43.975616] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 43.985816] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 43.995272] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 44.013043] IPVS: Creating netns size=2712 id=2 [ 44.018512] IPVS: ftp: loaded support on port[0] = 21 [ 44.099107] IPVS: Creating netns size=2712 id=3 [ 44.105664] IPVS: ftp: loaded support on port[0] = 21 [ 44.261283] chnl_net:caif_netlink_parms(): no params data found [ 44.299695] IPVS: Creating netns size=2712 id=4 [ 44.306360] IPVS: ftp: loaded support on port[0] = 21 [ 44.513200] IPVS: Creating netns size=2712 id=5 [ 44.518937] IPVS: ftp: loaded support on port[0] = 21 [ 44.583730] chnl_net:caif_netlink_parms(): no params data found [ 44.630565] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.638914] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.651414] device bridge_slave_0 entered promiscuous mode [ 44.698329] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.708246] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.721852] device bridge_slave_1 entered promiscuous mode [ 44.840954] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.920507] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.988201] IPVS: Creating netns size=2712 id=6 [ 44.996441] IPVS: ftp: loaded support on port[0] = 21 [ 45.155081] chnl_net:caif_netlink_parms(): no params data found [ 45.224574] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.232886] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.243319] device bridge_slave_0 entered promiscuous mode [ 45.329159] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 45.338191] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.347392] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.358157] device bridge_slave_1 entered promiscuous mode [ 45.417444] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 45.443333] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.463623] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.509749] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.519497] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.521703] IPVS: Creating netns size=2712 id=7 [ 45.521825] IPVS: ftp: loaded support on port[0] = 21 [ 45.539194] chnl_net:caif_netlink_parms(): no params data found [ 45.706665] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.774145] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.086995] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.094738] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.104748] device bridge_slave_0 entered promiscuous mode [ 46.115053] chnl_net:caif_netlink_parms(): no params data found [ 46.143437] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.150106] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.160008] device bridge_slave_1 entered promiscuous mode [ 46.175751] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.270931] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.294886] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.397381] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.407369] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.414265] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.424488] device bridge_slave_0 entered promiscuous mode [ 46.512428] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.519586] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.529928] device bridge_slave_1 entered promiscuous mode [ 46.701333] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.712720] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.753638] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.789096] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.995591] chnl_net:caif_netlink_parms(): no params data found [ 47.076773] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.084382] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.094083] device bridge_slave_0 entered promiscuous mode [ 47.102491] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.108868] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.118225] device bridge_slave_1 entered promiscuous mode [ 47.214700] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.272692] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.329238] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.342357] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.352016] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.434827] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.443963] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.583501] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.594725] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.644292] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.674757] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.782519] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.788926] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.799454] device bridge_slave_0 entered promiscuous mode [ 47.828734] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.835863] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.846223] device bridge_slave_1 entered promiscuous mode [ 47.941566] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.995921] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.027486] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.041369] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.099221] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.292582] ------------[ cut here ]------------ [ 48.297892] WARNING: CPU: 0 PID: 5939 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 48.306843] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 48.314394] Kernel panic - not syncing: panic_on_warn set ... [ 48.314394] [ 48.321756] CPU: 0 PID: 5939 Comm: syz-executor.4 Not tainted 4.6.0-syzkaller #0 [ 48.329278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.338609] 0000000000000000 ffff8800b2366fc8 ffffffff82c65932 ffffffff85e81040 [ 48.346791] ffff8800b23670a0 ffffffff85f2bdc0 ffffffff8191b86b 0000000000000009 [ 48.354794] ffff8800b2367090 ffffffff8160d374 0000000041b58ab3 ffffffff86b12d72 [ 48.362939] Call Trace: [ 48.365503] [] dump_stack+0x136/0x1d4 [ 48.370929] [] ? sysfs_warn_dup+0x7b/0xa0 [ 48.376777] [] panic+0x1af/0x348 [ 48.381785] [] ? to_vmem_altmap+0x125/0x125 [ 48.387852] [] ? sysfs_warn_dup+0x7b/0xa0 [ 48.393748] [] __warn+0x18d/0x1b0 [ 48.398837] [] warn_slowpath_fmt+0x92/0xb0 [ 48.404730] [] ? __warn+0x1b0/0x1b0 [ 48.410002] [] ? kernfs_path_from_node+0x4a/0x60 [ 48.416407] [] sysfs_warn_dup+0x7b/0xa0 [ 48.422863] [] sysfs_do_create_link_sd.isra.0+0xd1/0xf0 [ 48.429878] [] sysfs_create_link+0x43/0xb0 [ 48.435766] [] device_add+0x677/0x1350 [ 48.442020] [] ? device_private_init+0x180/0x180 [ 48.448402] [] ? kfree_const+0x1d/0x20 [ 48.453997] [] ? kobject_set_name_vargs+0xb4/0x130 [ 48.460555] [] device_create_groups_vargs+0x1c8/0x220 [ 48.467577] [] device_create+0x88/0xa0 [ 48.473198] [] ? device_create_vargs+0x20/0x20 [ 48.479405] [] ? macvlan_set_mac_address+0x150/0x150 [ 48.486222] [] macvtap_device_event+0x1c4/0x2a0 [ 48.492907] [] notifier_call_chain+0x8b/0x170 [ 48.499284] [] raw_notifier_call_chain+0x11/0x20 [ 48.505661] [] call_netdevice_notifiers_info+0x47/0x80 [ 48.512779] [] register_netdevice+0x8e8/0xd00 [ 48.519013] [] ? netdev_change_features+0x80/0x80 [ 48.525517] [] ? dev_get_nest_level+0x10c/0x1a0 [ 48.531841] [] macvlan_common_newlink+0x8b9/0x1090 [ 48.538403] [] macvtap_newlink+0xbf/0x110 [ 48.544181] [] ? __netlink_ns_capable+0xc7/0xf0 [ 48.550503] [] rtnl_newlink+0xd4b/0x1230 [ 48.556191] [] ? rtnl_link_ops_get+0x5d/0x90 [ 48.562241] [] ? rtnl_newlink+0x319/0x1230 [ 48.568135] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 48.574943] [] ? rtnl_setlink+0x2f0/0x2f0 [ 48.581029] [] ? __kernel_text_address+0x61/0xa0 [ 48.587547] [] ? print_context_stack+0x6f/0xc0 [ 48.594135] [] ? __module_text_address+0x13/0x150 [ 48.600600] [] ? __module_text_address+0x13/0x150 [ 48.607063] [] ? is_module_text_address+0x2a/0x50 [ 48.613528] [] ? __lock_acquire+0x15c3/0x5990 [ 48.619659] [] ? __lock_acquire+0x9c9/0x5990 [ 48.625707] [] ? __netlink_ns_capable+0xc7/0xf0 [ 48.632102] [] rtnetlink_rcv_msg+0x222/0x680 [ 48.638143] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 48.644956] [] ? rtnetlink_rcv+0x30/0x30 [ 48.650637] [] ? mutex_lock_nested+0x5fd/0xb30 [ 48.656853] [] ? rtnetlink_rcv+0x16/0x30 [ 48.662535] [] ? netlink_seq_start+0xe0/0xe0 [ 48.668691] [] ? netlink_deliver_tap+0x73/0x850 [ 48.675495] [] netlink_rcv_skb+0x242/0x350 [ 48.681731] [] ? rtnetlink_rcv+0x30/0x30 [ 48.689109] [] rtnetlink_rcv+0x25/0x30 [ 48.694653] [] netlink_unicast+0x3da/0x560 [ 48.700668] [] ? netlink_sendskb+0x40/0x40 [ 48.707018] [] netlink_sendmsg+0x9bb/0xb40 [ 48.712886] [] ? nlmsg_notify+0xf0/0xf0 [ 48.718490] [] ? __might_fault+0xf1/0x1b0 [ 48.724277] [] ? nlmsg_notify+0xf0/0xf0 [ 48.729881] [] sock_sendmsg+0xb5/0xf0 [ 48.735498] [] SyS_sendto+0x1ca/0x290 [ 48.741035] [] ? SyS_getpeername+0x240/0x240 [ 48.748288] [] ? mntput_no_expire+0xce/0x600 [ 48.754333] [] ? mnt_get_count+0x1c0/0x1c0 [ 48.760203] [] ? mntput+0x52/0x70 [ 48.765303] [] ? task_work_run+0x14a/0x200 [ 48.771163] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 48.777977] [] ? trace_hardirqs_on_thunk+0x1b/0x1d [ 48.784891] [] entry_SYSCALL_64_fastpath+0x23/0xc1 [ 48.792801] Kernel Offset: disabled