Warning: Permanently added '10.128.0.169' (ECDSA) to the list of known hosts. 2020/09/07 13:13:33 parsed 1 programs 2020/09/07 13:13:33 executed programs: 0 [ 41.361745] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 41.375808] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 41.389324] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 41.398267] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 41.407445] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 41.415909] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 41.432434] IPVS: Creating netns size=2712 id=2 [ 41.437829] IPVS: ftp: loaded support on port[0] = 21 [ 41.515661] IPVS: Creating netns size=2712 id=3 [ 41.520773] IPVS: ftp: loaded support on port[0] = 21 [ 41.679878] chnl_net:caif_netlink_parms(): no params data found [ 41.719308] IPVS: Creating netns size=2712 id=4 [ 41.724080] IPVS: ftp: loaded support on port[0] = 21 [ 41.966476] IPVS: Creating netns size=2712 id=5 [ 41.971328] IPVS: ftp: loaded support on port[0] = 21 [ 41.988088] chnl_net:caif_netlink_parms(): no params data found [ 42.170693] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.177376] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.188715] device bridge_slave_0 entered promiscuous mode [ 42.222961] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.229967] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.239248] device bridge_slave_1 entered promiscuous mode [ 42.305245] IPVS: Creating netns size=2712 id=6 [ 42.310092] IPVS: ftp: loaded support on port[0] = 21 [ 42.348264] chnl_net:caif_netlink_parms(): no params data found [ 42.373463] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.399349] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.667109] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.673741] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.682742] device bridge_slave_0 entered promiscuous mode [ 42.791327] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.798480] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.808900] device bridge_slave_1 entered promiscuous mode [ 42.854838] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 42.888287] IPVS: Creating netns size=2712 id=7 [ 42.895749] IPVS: ftp: loaded support on port[0] = 21 [ 42.922024] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 42.951973] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.961527] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.969502] chnl_net:caif_netlink_parms(): no params data found [ 43.019649] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.045315] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.158154] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.165447] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.175584] device bridge_slave_0 entered promiscuous mode [ 43.252736] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.260495] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.270977] device bridge_slave_1 entered promiscuous mode [ 43.496440] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.539493] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.561613] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.571107] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.646474] chnl_net:caif_netlink_parms(): no params data found [ 43.688537] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.714301] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.058524] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.094812] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.101200] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.110998] device bridge_slave_0 entered promiscuous mode [ 44.118948] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.127159] chnl_net:caif_netlink_parms(): no params data found [ 44.154968] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.161454] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.172392] device bridge_slave_1 entered promiscuous mode [ 44.201115] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.209125] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.290522] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.413659] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.489713] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.496896] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.507040] device bridge_slave_0 entered promiscuous mode [ 44.561541] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.568624] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.577949] device bridge_slave_1 entered promiscuous mode [ 44.605944] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.705694] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.736107] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.805305] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.972198] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.052164] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.128175] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.136879] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.144052] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.153301] device bridge_slave_0 entered promiscuous mode [ 45.234088] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.240638] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.250984] device bridge_slave_1 entered promiscuous mode [ 45.384075] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.396176] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.414248] ------------[ cut here ]------------ [ 45.419030] WARNING: CPU: 1 PID: 5890 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 45.426871] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 45.433895] Kernel panic - not syncing: panic_on_warn set ... [ 45.433895] [ 45.441252] CPU: 1 PID: 5890 Comm: syz-executor.0 Not tainted 4.6.0-syzkaller #0 [ 45.448771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.458113] 0000000000000000 ffff8800b9956fc8 ffffffff82c65e52 ffffffff85c81040 [ 45.466127] ffff8800b99570a0 ffffffff85d2bb80 ffffffff8191bd7b 0000000000000009 [ 45.474117] ffff8800b9957090 ffffffff8160d884 0000000041b58ab3 ffffffff868f8c5a [ 45.482122] Call Trace: [ 45.484705] [] dump_stack+0x136/0x1d4 [ 45.490126] [] ? sysfs_warn_dup+0x7b/0xa0 [ 45.495895] [] panic+0x1af/0x348 [ 45.500880] [] ? to_vmem_altmap+0x125/0x125 [ 45.506824] [] ? sysfs_warn_dup+0x7b/0xa0 [ 45.512597] [] __warn+0x18d/0x1b0 [ 45.517677] [] warn_slowpath_fmt+0x92/0xb0 [ 45.523548] [] ? __warn+0x1b0/0x1b0 [ 45.528796] [] ? kernfs_path_from_node+0x4a/0x60 [ 45.535174] [] sysfs_warn_dup+0x7b/0xa0 [ 45.540858] [] sysfs_do_create_link_sd.isra.0+0xd1/0xf0 [ 45.547853] [] sysfs_create_link+0x43/0xb0 [ 45.553825] [] device_add+0x677/0x1350 [ 45.559363] [] ? device_private_init+0x180/0x180 [ 45.565783] [] ? kfree_const+0x1d/0x20 [ 45.571293] [] ? kobject_set_name_vargs+0xb4/0x130 [ 45.577845] [] device_create_groups_vargs+0x1c8/0x220 [ 45.584656] [] device_create+0x88/0xa0 [ 45.590165] [] ? device_create_vargs+0x20/0x20 [ 45.596368] [] ? macvlan_set_mac_address+0x150/0x150 [ 45.603091] [] macvtap_device_event+0x1c4/0x2a0 [ 45.609381] [] notifier_call_chain+0x8b/0x170 [ 45.615497] [] raw_notifier_call_chain+0x11/0x20 [ 45.621874] [] call_netdevice_notifiers_info+0x47/0x80 [ 45.628772] [] register_netdevice+0x8e8/0xd00 [ 45.634887] [] ? netdev_change_features+0x80/0x80 [ 45.641348] [] ? dev_get_nest_level+0x10c/0x1a0 [ 45.647637] [] macvlan_common_newlink+0x8b9/0x1090 [ 45.654186] [] macvtap_newlink+0xbf/0x110 [ 45.659953] [] ? __netlink_ns_capable+0xc7/0xf0 [ 45.666263] [] rtnl_newlink+0xd4b/0x1230 [ 45.671943] [] ? rtnl_link_ops_get+0x5d/0x90 [ 45.677985] [] ? rtnl_newlink+0x319/0x1230 [ 45.683840] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 45.690562] [] ? rtnl_setlink+0x2f0/0x2f0 [ 45.696333] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 45.703056] [] ? __lock_acquire+0x15c3/0x5990 [ 45.709172] [] ? cpuacct_charge+0x189/0x300 [ 45.715113] [] ? cpuacct_css_alloc+0x160/0x160 [ 45.721315] [] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 45.728304] [] ? __netlink_ns_capable+0xc7/0xf0 [ 45.734711] [] rtnetlink_rcv_msg+0x222/0x680 [ 45.740739] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 45.747561] [] ? rtnetlink_rcv+0x30/0x30 [ 45.753248] [] ? mutex_lock_nested+0x5fd/0xb30 [ 45.759460] [] ? rtnetlink_rcv+0x16/0x30 [ 45.765153] [] ? netlink_seq_start+0xe0/0xe0 [ 45.771289] [] netlink_rcv_skb+0x242/0x350 [ 45.777160] [] ? rtnetlink_rcv+0x30/0x30 [ 45.782873] [] rtnetlink_rcv+0x25/0x30 [ 45.788394] [] netlink_unicast+0x3da/0x560 [ 45.794252] [] ? netlink_sendskb+0x40/0x40 [ 45.800107] [] netlink_sendmsg+0x9bb/0xb40 [ 45.805963] [] ? nlmsg_notify+0xf0/0xf0 [ 45.812081] [] ? __might_fault+0xf1/0x1b0 [ 45.817858] [] ? nlmsg_notify+0xf0/0xf0 [ 45.823453] [] sock_sendmsg+0xb5/0xf0 [ 45.828890] [] SyS_sendto+0x1ca/0x290 [ 45.834325] [] ? SyS_getpeername+0x240/0x240 [ 45.840366] [] ? mntput_no_expire+0xce/0x600 [ 45.846394] [] ? mnt_get_count+0x1c0/0x1c0 [ 45.852255] [] ? mntput+0x52/0x70 [ 45.857358] [] ? task_work_run+0x14a/0x200 [ 45.863212] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 45.870038] [] ? trace_hardirqs_on_thunk+0x1b/0x1d [ 45.876589] [] entry_SYSCALL_64_fastpath+0x23/0xc1 [ 45.884585] Kernel Offset: disabled