Warning: Permanently added '10.128.15.204' (ECDSA) to the list of known hosts. 2021/01/05 23:07:19 parsed 1 programs 2021/01/05 23:07:19 executed programs: 0 [ 39.922568] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 39.954723] IPVS: Creating netns size=2712 id=2 [ 39.970887] IPVS: ftp: loaded support on port[0] = 21 [ 39.975439] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 39.977442] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 39.980735] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 39.982726] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 39.987793] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 40.073298] IPVS: Creating netns size=2712 id=3 [ 40.078582] IPVS: ftp: loaded support on port[0] = 21 [ 40.177136] chnl_net:caif_netlink_parms(): no params data found [ 40.216996] IPVS: Creating netns size=2712 id=4 [ 40.229427] IPVS: ftp: loaded support on port[0] = 21 [ 40.340083] chnl_net:caif_netlink_parms(): no params data found [ 40.377749] IPVS: Creating netns size=2712 id=5 [ 40.382537] IPVS: ftp: loaded support on port[0] = 21 [ 40.463537] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.470731] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.480137] device bridge_slave_0 entered promiscuous mode [ 40.500218] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.506958] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.515591] device bridge_slave_1 entered promiscuous mode [ 40.622234] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.647718] chnl_net:caif_netlink_parms(): no params data found [ 40.660825] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.669309] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.676539] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.684360] device bridge_slave_0 entered promiscuous mode [ 40.710325] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.717030] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.725226] device bridge_slave_1 entered promiscuous mode [ 40.743192] IPVS: Creating netns size=2712 id=6 [ 40.754813] IPVS: ftp: loaded support on port[0] = 21 [ 40.862690] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.934043] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.960540] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 40.987375] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 41.009797] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.018304] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.049092] chnl_net:caif_netlink_parms(): no params data found [ 41.088879] IPVS: Creating netns size=2712 id=7 [ 41.093648] IPVS: ftp: loaded support on port[0] = 21 [ 41.178101] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.186490] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.222036] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.229287] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.238559] device bridge_slave_0 entered promiscuous mode [ 41.246125] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.278460] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.285897] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.292856] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.302023] device bridge_slave_1 entered promiscuous mode [ 41.415503] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.429444] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.437665] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.453507] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.576536] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.583178] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.591492] device bridge_slave_0 entered promiscuous mode [ 41.630674] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.638551] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.647245] device bridge_slave_1 entered promiscuous mode [ 41.679722] chnl_net:caif_netlink_parms(): no params data found [ 41.789969] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.842862] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.940794] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.950305] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.003519] chnl_net:caif_netlink_parms(): no params data found [ 42.103782] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.122570] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.144904] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.151532] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.159895] device bridge_slave_0 entered promiscuous mode [ 42.167421] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.191898] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.199345] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.206177] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.214034] device bridge_slave_1 entered promiscuous mode [ 42.233433] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.317335] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.352098] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.379545] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.411248] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.441859] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.561361] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.616361] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.629119] ------------[ cut here ]------------ [ 42.634153] WARNING: CPU: 1 PID: 7844 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 42.642056] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 42.649104] Kernel panic - not syncing: panic_on_warn set ... [ 42.649104] [ 42.656634] CPU: 1 PID: 7844 Comm: syz-executor.4 Not tainted 4.6.0-syzkaller #0 [ 42.664160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.673506] 0000000000000000 ffff880139be6fc8 ffffffff82dab352 ffffffff8667aec0 [ 42.681551] ffff880139be70a0 ffffffff8672c880 ffffffff818db72b 0000000000000009 [ 42.689545] ffff880139be7090 ffffffff815c7a54 0000000041b58ab3 ffffffff8777b6e3 [ 42.697650] Call Trace: [ 42.700211] [] dump_stack+0x136/0x1d4 [ 42.705636] [] ? sysfs_warn_dup+0x7b/0xa0 [ 42.711477] [] panic+0x1af/0x348 [ 42.716487] [] ? to_vmem_altmap+0x125/0x125 [ 42.722455] [] ? sysfs_warn_dup+0x7b/0xa0 [ 42.728230] [] __warn+0x18d/0x1b0 [ 42.733581] [] warn_slowpath_fmt+0x92/0xb0 [ 42.739602] [] ? __warn+0x1b0/0x1b0 [ 42.744860] [] ? kernfs_path_from_node+0x4a/0x60 [ 42.751489] [] sysfs_warn_dup+0x7b/0xa0 [ 42.757099] [] sysfs_do_create_link_sd.isra.0+0xd1/0xf0 [ 42.764094] [] sysfs_create_link+0x43/0xb0 [ 42.770157] [] device_add+0x6a1/0x1400 [ 42.775933] [] ? device_private_init+0x180/0x180 [ 42.782330] [] ? kfree_const+0x1d/0x20 [ 42.788019] [] ? kobject_set_name_vargs+0xb4/0x130 [ 42.794574] [] device_create_groups_vargs+0x1c8/0x220 [ 42.801855] [] device_create+0x88/0xa0 [ 42.807503] [] ? device_create_vargs+0x20/0x20 [ 42.813892] [] ? macvlan_set_mac_address+0x150/0x150 [ 42.820711] [] macvtap_device_event+0x1c4/0x2a0 [ 42.827125] [] notifier_call_chain+0x8b/0x170 [ 42.833377] [] raw_notifier_call_chain+0x11/0x20 [ 42.839961] [] call_netdevice_notifiers_info+0x47/0x80 [ 42.847145] [] register_netdevice+0x8e8/0xd00 [ 42.853282] [] ? netdev_change_features+0x80/0x80 [ 42.860013] [] ? dev_get_nest_level+0x10c/0x1a0 [ 42.866330] [] macvlan_common_newlink+0x8b9/0x1090 [ 42.872899] [] macvtap_newlink+0xbf/0x110 [ 42.878686] [] ? __netlink_ns_capable+0xc7/0xf0 [ 42.885427] [] rtnl_newlink+0xd4b/0x1230 [ 42.891236] [] ? rtnl_link_ops_get+0x5d/0x90 [ 42.897407] [] ? rtnl_newlink+0x319/0x1230 [ 42.903356] [] ? load_balance+0xc07/0x1ee0 [ 42.909308] [] ? rtnl_setlink+0x2f0/0x2f0 [ 42.915175] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 42.921909] [] ? __lock_acquire+0x15c3/0x5990 [ 42.928029] [] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 42.935017] [] ? __netlink_ns_capable+0xc7/0xf0 [ 42.941336] [] rtnetlink_rcv_msg+0x222/0x680 [ 42.947380] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 42.954566] [] ? rtnetlink_rcv+0x30/0x30 [ 42.960275] [] ? mutex_lock_nested+0x5fd/0xb30 [ 42.966494] [] ? rtnetlink_rcv+0x16/0x30 [ 42.972184] [] ? netlink_seq_start+0xe0/0xe0 [ 42.978233] [] netlink_rcv_skb+0x242/0x350 [ 42.984090] [] ? rtnetlink_rcv+0x30/0x30 [ 42.989861] [] rtnetlink_rcv+0x25/0x30 [ 42.996519] [] netlink_unicast+0x3da/0x560 [ 43.002393] [] ? netlink_sendskb+0x40/0x40 [ 43.008250] [] netlink_sendmsg+0x9bb/0xb40 [ 43.014109] [] ? nlmsg_notify+0xf0/0xf0 [ 43.019793] [] ? __might_fault+0xf1/0x1b0 [ 43.025916] [] ? nlmsg_notify+0xf0/0xf0 [ 43.031612] [] sock_sendmsg+0xb5/0xf0 [ 43.037480] [] SyS_sendto+0x1ca/0x290 [ 43.042922] [] ? SyS_getpeername+0x240/0x240 [ 43.048954] [] ? mntput_no_expire+0xce/0x600 [ 43.054998] [] ? mnt_get_count+0x1c0/0x1c0 [ 43.061251] [] ? mntput+0x52/0x70 [ 43.066336] [] ? task_work_run+0x14a/0x200 [ 43.072281] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 43.079094] [] ? trace_hardirqs_on_thunk+0x1b/0x1d [ 43.085654] [] entry_SYSCALL_64_fastpath+0x23/0xc1 [ 43.093520] Kernel Offset: disabled