Warning: Permanently added '10.128.0.128' (ECDSA) to the list of known hosts. 2020/03/30 00:16:51 parsed 1 programs 2020/03/30 00:16:51 executed programs: 0 [ 43.940698] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 43.961826] IPVS: Creating netns size=2712 id=2 [ 43.966458] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 43.974363] IPVS: ftp: loaded support on port[0] = 21 [ 43.995322] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 44.006686] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 44.014790] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 44.038235] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 44.106907] IPVS: Creating netns size=2712 id=3 [ 44.114358] IPVS: ftp: loaded support on port[0] = 21 [ 44.274767] chnl_net:caif_netlink_parms(): no params data found [ 44.339338] IPVS: Creating netns size=2712 id=4 [ 44.344520] IPVS: ftp: loaded support on port[0] = 21 [ 44.556495] chnl_net:caif_netlink_parms(): no params data found [ 44.595556] IPVS: Creating netns size=2712 id=5 [ 44.600443] IPVS: ftp: loaded support on port[0] = 21 [ 44.666250] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.673106] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.681988] device bridge_slave_0 entered promiscuous mode [ 44.716654] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.724087] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.733955] device bridge_slave_1 entered promiscuous mode [ 44.846562] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.925361] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.034154] chnl_net:caif_netlink_parms(): no params data found [ 45.061074] IPVS: Creating netns size=2712 id=6 [ 45.066278] IPVS: ftp: loaded support on port[0] = 21 [ 45.213477] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.219984] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.230700] device bridge_slave_0 entered promiscuous mode [ 45.281936] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.288344] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.298762] device bridge_slave_1 entered promiscuous mode [ 45.381002] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 45.393132] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.474821] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 45.486540] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.507564] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.551631] IPVS: Creating netns size=2712 id=7 [ 45.557674] IPVS: ftp: loaded support on port[0] = 21 [ 45.567926] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.685656] chnl_net:caif_netlink_parms(): no params data found [ 45.858904] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.919939] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.039999] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.047113] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.057996] device bridge_slave_0 entered promiscuous mode [ 46.083232] chnl_net:caif_netlink_parms(): no params data found [ 46.104249] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.110749] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.121015] device bridge_slave_1 entered promiscuous mode [ 46.152303] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.221059] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.294416] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.348723] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.428527] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.486343] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.494582] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.504882] device bridge_slave_0 entered promiscuous mode [ 46.525610] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.561136] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.568505] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.578414] device bridge_slave_1 entered promiscuous mode [ 46.808711] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.937603] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.006368] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.069157] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.075875] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.086446] device bridge_slave_0 entered promiscuous mode [ 47.095409] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.176005] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.183282] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.194242] device bridge_slave_1 entered promiscuous mode [ 47.245464] chnl_net:caif_netlink_parms(): no params data found [ 47.363598] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.428133] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.437410] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.491208] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.552634] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.608927] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.619747] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.833815] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.848710] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.864287] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.906589] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.923420] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.026119] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.033328] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.043523] device bridge_slave_0 entered promiscuous mode [ 48.094206] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.101705] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.112399] device bridge_slave_1 entered promiscuous mode [ 48.242836] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.254032] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.284745] ------------[ cut here ]------------ [ 48.289654] WARNING: CPU: 0 PID: 5888 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 48.298652] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 48.305719] Kernel panic - not syncing: panic_on_warn set ... [ 48.305719] [ 48.313074] CPU: 0 PID: 5888 Comm: syz-executor.4 Not tainted 4.6.0-syzkaller #0 [ 48.320634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.330017] 1ffffffff0d95756 ffff8800b9d4efb0 ffffffff82c74fc6 ffffffff85c81040 [ 48.338130] ffff8800b9d4f088 ffffffff85d2bac0 ffffffff81922ccb ffff8800b9d4f078 [ 48.346216] ffffffff8160cf4e 0000000041b58ab3 ffffffff868f1f61 ffffffff8160cd9f [ 48.354259] Call Trace: [ 48.356830] [] dump_stack+0xe6/0x120 [ 48.362489] [] ? sysfs_warn_dup+0x7b/0xa0 [ 48.368361] [] panic+0x1af/0x348 [ 48.373361] [] ? set_ti_thread_flag+0xf/0xf [ 48.379455] [] ? sysfs_warn_dup+0x7b/0xa0 [ 48.385254] [] __warn+0x18d/0x1b0 [ 48.390358] [] warn_slowpath_fmt+0x92/0xb0 [ 48.396439] [] ? __warn+0x1b0/0x1b0 [ 48.402166] [] ? kernfs_path_from_node+0x4a/0x60 [ 48.408856] [] sysfs_warn_dup+0x7b/0xa0 [ 48.414617] [] sysfs_do_create_link_sd.isra.2+0xd1/0xf0 [ 48.421722] [] sysfs_create_link+0x43/0xb0 [ 48.427638] [] device_add+0x689/0x1360 [ 48.433166] [] ? kfree_const+0x1d/0x20 [ 48.438696] [] ? device_private_init+0x180/0x180 [ 48.445103] [] ? kfree_const+0x1d/0x20 [ 48.450664] [] ? kobject_set_name_vargs+0xb4/0x130 [ 48.457350] [] device_create_groups_vargs+0x1c8/0x220 [ 48.464288] [] device_create+0x88/0xa0 [ 48.469889] [] ? device_create_vargs+0x20/0x20 [ 48.476207] [] ? macvlan_set_mac_address+0x150/0x150 [ 48.483344] [] macvtap_device_event+0x1c4/0x2a0 [ 48.489661] [] notifier_call_chain+0x8b/0x170 [ 48.495808] [] raw_notifier_call_chain+0x11/0x20 [ 48.502399] [] call_netdevice_notifiers_info+0x47/0x80 [ 48.509430] [] register_netdevice+0x88a/0xce0 [ 48.515561] [] ? netdev_change_features+0x80/0x80 [ 48.522347] [] ? dev_get_nest_level+0x10c/0x1a0 [ 48.528668] [] macvlan_common_newlink+0x8b9/0x1090 [ 48.535312] [] macvtap_newlink+0xbf/0x110 [ 48.541118] [] ? __netlink_ns_capable+0xc7/0xf0 [ 48.547768] [] rtnl_newlink+0xd4b/0x1230 [ 48.553593] [] ? rtnl_link_ops_get+0x5d/0x90 [ 48.559766] [] ? rtnl_newlink+0x319/0x1230 [ 48.565661] [] ? load_balance+0x990/0x1ea0 [ 48.571539] [] ? rtnl_setlink+0x2f0/0x2f0 [ 48.577317] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 48.584072] [] ? __lock_acquire+0x1985/0x5560 [ 48.590202] [] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.597214] [] ? __netlink_ns_capable+0xc7/0xf0 [ 48.603530] [] rtnetlink_rcv_msg+0x222/0x680 [ 48.609572] [] ? trace_hardirqs_on_caller+0x44c/0x5e0 [ 48.616403] [] ? rtnetlink_rcv+0x30/0x30 [ 48.622134] [] ? mutex_lock_nested+0x638/0xb30 [ 48.628364] [] ? rtnetlink_rcv+0x16/0x30 [ 48.634075] [] ? netlink_lookup+0xd4/0x630 [ 48.640201] [] netlink_rcv_skb+0x242/0x350 [ 48.646069] [] ? rtnetlink_rcv+0x30/0x30 [ 48.651885] [] rtnetlink_rcv+0x25/0x30 [ 48.657684] [] netlink_unicast+0x455/0x660 [ 48.663563] [] ? netlink_unicast+0x3b5/0x660 [ 48.669601] [] ? netlink_attachskb+0x730/0x730 [ 48.675833] [] netlink_sendmsg+0x893/0xb40 [ 48.681789] [] ? netlink_unicast+0x660/0x660 [ 48.687841] [] ? __might_fault+0xf1/0x1b0 [ 48.693616] [] ? netlink_unicast+0x660/0x660 [ 48.699683] [] sock_sendmsg+0xb5/0xf0 [ 48.705136] [] SYSC_sendto+0x1c9/0x300 [ 48.710679] [] ? SYSC_connect+0x2a0/0x2a0 [ 48.716492] [] ? mntput_no_expire+0xb1/0x600 [ 48.722551] [] ? mntput_no_expire+0xce/0x600 [ 48.728612] [] ? mnt_get_count+0x1c0/0x1c0 [ 48.734480] [] ? mntput+0x52/0x70 [ 48.739565] [] ? ___might_sleep+0x331/0x440 [ 48.745515] [] ? trace_hardirqs_on_caller+0x44c/0x5e0 [ 48.752346] [] ? trace_hardirqs_on_thunk+0x1b/0x1d [ 48.758922] [] SyS_sendto+0x9/0x10 [ 48.764091] [] entry_SYSCALL_64_fastpath+0x23/0xc1 [ 48.772186] Kernel Offset: disabled