Warning: Permanently added '10.128.0.166' (ECDSA) to the list of known hosts. 2020/09/13 14:08:50 parsed 1 programs 2020/09/13 14:08:50 executed programs: 0 [ 42.007444] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 42.035936] IPVS: Creating netns size=2712 id=2 [ 42.043251] IPVS: ftp: loaded support on port[0] = 21 [ 42.075339] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 42.113774] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 42.123584] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 42.132187] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 42.141104] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 42.210384] IPVS: Creating netns size=2712 id=3 [ 42.215204] IPVS: ftp: loaded support on port[0] = 21 [ 42.365075] chnl_net:caif_netlink_parms(): no params data found [ 42.421220] IPVS: Creating netns size=2712 id=4 [ 42.426045] IPVS: ftp: loaded support on port[0] = 21 [ 42.655073] IPVS: Creating netns size=2712 id=5 [ 42.660222] IPVS: ftp: loaded support on port[0] = 21 [ 42.679408] chnl_net:caif_netlink_parms(): no params data found [ 42.723315] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.730335] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.740061] device bridge_slave_0 entered promiscuous mode [ 42.769061] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.775428] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.784995] device bridge_slave_1 entered promiscuous mode [ 42.889823] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.936941] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.076002] IPVS: Creating netns size=2712 id=6 [ 43.090379] IPVS: ftp: loaded support on port[0] = 21 [ 43.156083] chnl_net:caif_netlink_parms(): no params data found [ 43.333254] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 43.372997] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 43.401913] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.408371] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.418851] device bridge_slave_0 entered promiscuous mode [ 43.426297] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.470986] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.477998] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.487046] device bridge_slave_1 entered promiscuous mode [ 43.493803] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.537323] chnl_net:caif_netlink_parms(): no params data found [ 43.546068] IPVS: Creating netns size=2712 id=7 [ 43.552906] IPVS: ftp: loaded support on port[0] = 21 [ 43.658555] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.722657] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.731265] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.812467] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.036402] chnl_net:caif_netlink_parms(): no params data found [ 44.074380] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.080885] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.091055] device bridge_slave_0 entered promiscuous mode [ 44.131700] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.139119] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.148893] device bridge_slave_1 entered promiscuous mode [ 44.174096] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.235828] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.268589] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.339410] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.347802] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.354151] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.363714] device bridge_slave_0 entered promiscuous mode [ 44.455306] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.462467] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.472087] device bridge_slave_1 entered promiscuous mode [ 44.581159] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.589560] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.654361] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.759227] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.027841] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.034219] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.044598] device bridge_slave_0 entered promiscuous mode [ 45.052578] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.060381] chnl_net:caif_netlink_parms(): no params data found [ 45.121927] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.129006] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.139105] device bridge_slave_1 entered promiscuous mode [ 45.147014] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.294336] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.346345] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.357449] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.365934] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.389258] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.404170] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.472219] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.668806] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.730681] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.824873] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.832095] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.841897] device bridge_slave_0 entered promiscuous mode [ 45.852584] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.883227] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.890463] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.900468] device bridge_slave_1 entered promiscuous mode [ 45.970273] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.009422] ------------[ cut here ]------------ [ 46.014175] WARNING: CPU: 0 PID: 5901 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 46.022838] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 46.030267] Kernel panic - not syncing: panic_on_warn set ... [ 46.030267] [ 46.037730] CPU: 0 PID: 5901 Comm: syz-executor.5 Not tainted 4.6.0-syzkaller #0 [ 46.045275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.054601] 0000000000000000 ffff880129a46fc8 ffffffff82c65e52 ffffffff85c81040 [ 46.062732] ffff880129a470a0 ffffffff85d2bb80 ffffffff8191bd7b 0000000000000009 [ 46.070710] ffff880129a47090 ffffffff8160d884 0000000041b58ab3 ffffffff868f8c5a [ 46.078698] Call Trace: [ 46.081265] [] dump_stack+0x136/0x1d4 [ 46.086687] [] ? sysfs_warn_dup+0x7b/0xa0 [ 46.092461] [] panic+0x1af/0x348 [ 46.097448] [] ? to_vmem_altmap+0x125/0x125 [ 46.103396] [] ? sysfs_warn_dup+0x7b/0xa0 [ 46.109173] [] __warn+0x18d/0x1b0 [ 46.114260] [] warn_slowpath_fmt+0x92/0xb0 [ 46.120118] [] ? __warn+0x1b0/0x1b0 [ 46.125370] [] ? kernfs_path_from_node+0x4a/0x60 [ 46.132753] [] sysfs_warn_dup+0x7b/0xa0 [ 46.138350] [] sysfs_do_create_link_sd.isra.0+0xd1/0xf0 [ 46.145334] [] sysfs_create_link+0x43/0xb0 [ 46.151194] [] device_add+0x677/0x1350 [ 46.156699] [] ? device_private_init+0x180/0x180 [ 46.163070] [] ? kfree_const+0x1d/0x20 [ 46.168576] [] ? kobject_set_name_vargs+0xb4/0x130 [ 46.175120] [] device_create_groups_vargs+0x1c8/0x220 [ 46.181925] [] device_create+0x88/0xa0 [ 46.187561] [] ? device_create_vargs+0x20/0x20 [ 46.193774] [] ? macvlan_set_mac_address+0x150/0x150 [ 46.200493] [] macvtap_device_event+0x1c4/0x2a0 [ 46.206791] [] notifier_call_chain+0x8b/0x170 [ 46.212902] [] raw_notifier_call_chain+0x11/0x20 [ 46.219278] [] call_netdevice_notifiers_info+0x47/0x80 [ 46.226183] [] register_netdevice+0x8e8/0xd00 [ 46.233073] [] ? netdev_change_features+0x80/0x80 [ 46.239531] [] ? dev_get_nest_level+0x10c/0x1a0 [ 46.245815] [] macvlan_common_newlink+0x8b9/0x1090 [ 46.252373] [] macvtap_newlink+0xbf/0x110 [ 46.258138] [] ? __netlink_ns_capable+0xc7/0xf0 [ 46.264424] [] rtnl_newlink+0xd4b/0x1230 [ 46.270112] [] ? rtnl_link_ops_get+0x5d/0x90 [ 46.276138] [] ? rtnl_newlink+0x319/0x1230 [ 46.281989] [] ? load_balance+0xc07/0x1ef0 [ 46.287841] [] ? rtnl_setlink+0x2f0/0x2f0 [ 46.293603] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 46.300333] [] ? __lock_acquire+0x1673/0x5990 [ 46.306445] [] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 46.313424] [] ? __netlink_ns_capable+0xc7/0xf0 [ 46.319723] [] rtnetlink_rcv_msg+0x222/0x680 [ 46.325759] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 46.332576] [] ? rtnetlink_rcv+0x30/0x30 [ 46.338265] [] ? mutex_lock_nested+0x5fd/0xb30 [ 46.344461] [] ? rtnetlink_rcv+0x16/0x30 [ 46.350138] [] ? netlink_seq_start+0xe0/0xe0 [ 46.356161] [] netlink_rcv_skb+0x242/0x350 [ 46.362016] [] ? rtnetlink_rcv+0x30/0x30 [ 46.367692] [] rtnetlink_rcv+0x25/0x30 [ 46.373192] [] netlink_unicast+0x3da/0x560 [ 46.379053] [] ? netlink_sendskb+0x40/0x40 [ 46.384904] [] netlink_sendmsg+0x9bb/0xb40 [ 46.390756] [] ? nlmsg_notify+0xf0/0xf0 [ 46.396346] [] ? __might_fault+0xf1/0x1b0 [ 46.402110] [] ? nlmsg_notify+0xf0/0xf0 [ 46.407700] [] sock_sendmsg+0xb5/0xf0 [ 46.413118] [] SyS_sendto+0x1ca/0x290 [ 46.418542] [] ? SyS_getpeername+0x240/0x240 [ 46.424581] [] ? mntput_no_expire+0xce/0x600 [ 46.430606] [] ? mnt_get_count+0x1c0/0x1c0 [ 46.436455] [] ? mntput+0x52/0x70 [ 46.441525] [] ? task_work_run+0x14a/0x200 [ 46.447396] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 46.454202] [] ? trace_hardirqs_on_thunk+0x1b/0x1d [ 46.460760] [] entry_SYSCALL_64_fastpath+0x23/0xc1 [ 46.468696] Kernel Offset: disabled