Warning: Permanently added '10.128.10.26' (ECDSA) to the list of known hosts. 2020/09/23 17:50:41 parsed 1 programs 2020/09/23 17:50:41 executed programs: 0 [ 47.530979] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 47.571676] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 47.592330] IPVS: Creating netns size=2712 id=2 [ 47.594242] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 47.607151] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 47.620239] IPVS: ftp: loaded support on port[0] = 21 [ 47.627825] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 47.641791] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 47.735625] IPVS: Creating netns size=2712 id=3 [ 47.742696] IPVS: ftp: loaded support on port[0] = 21 [ 47.920156] chnl_net:caif_netlink_parms(): no params data found [ 47.981485] IPVS: Creating netns size=2712 id=4 [ 47.986804] IPVS: ftp: loaded support on port[0] = 21 [ 48.192205] chnl_net:caif_netlink_parms(): no params data found [ 48.254549] IPVS: Creating netns size=2712 id=5 [ 48.259733] IPVS: ftp: loaded support on port[0] = 21 [ 48.368924] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.375605] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.385391] device bridge_slave_0 entered promiscuous mode [ 48.394076] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.401040] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.410594] device bridge_slave_1 entered promiscuous mode [ 48.521417] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.558351] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.731863] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.738321] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.749506] device bridge_slave_0 entered promiscuous mode [ 48.769470] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.775956] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.797183] IPVS: Creating netns size=2712 id=6 [ 48.797369] IPVS: ftp: loaded support on port[0] = 21 [ 48.813588] device bridge_slave_1 entered promiscuous mode [ 48.994388] chnl_net:caif_netlink_parms(): no params data found [ 49.012844] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.090027] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 49.113331] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.122021] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 49.170601] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.230262] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.351623] chnl_net:caif_netlink_parms(): no params data found [ 49.404607] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 49.449530] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 49.492410] IPVS: Creating netns size=2712 id=7 [ 49.497274] IPVS: ftp: loaded support on port[0] = 21 [ 49.637575] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.645782] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.653631] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.663273] device bridge_slave_0 entered promiscuous mode [ 49.730677] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.738227] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.744594] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.754180] device bridge_slave_1 entered promiscuous mode [ 50.053647] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.086623] chnl_net:caif_netlink_parms(): no params data found [ 50.105031] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.161755] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.213243] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.596925] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.604685] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.614899] device bridge_slave_0 entered promiscuous mode [ 50.635815] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.662966] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.669432] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.680269] device bridge_slave_1 entered promiscuous mode [ 50.688681] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.808693] chnl_net:caif_netlink_parms(): no params data found [ 50.884935] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.894633] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.933026] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.945672] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 51.069612] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.076051] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.085864] device bridge_slave_0 entered promiscuous mode [ 51.146421] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.189711] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.196143] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.206080] device bridge_slave_1 entered promiscuous mode [ 51.402431] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.468123] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.535948] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.582215] ------------[ cut here ]------------ [ 51.587505] WARNING: CPU: 1 PID: 5903 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 51.595373] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 51.602465] Kernel panic - not syncing: panic_on_warn set ... [ 51.602465] [ 51.609861] CPU: 1 PID: 5903 Comm: syz-executor.1 Not tainted 4.6.0-syzkaller #0 [ 51.617363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.626687] 0000000000000000 ffff8800b9976ef0 ffffffff836c94e1 1ffffffff11345ba [ 51.634745] 0000000041b58ab3 ffffffff882802cf ffffffff836c9324 ffff8800b9976eb0 [ 51.642748] 0000000000000000 ffff8800b9976eb8 ffffffff81586869 0000000000000512 [ 51.650730] Call Trace: [ 51.653289] [] dump_stack+0x1bd/0x29c [ 51.658710] [] ? _atomic_dec_and_lock+0xc4/0xc4 [ 51.664998] [] ? wake_up_klogd+0x89/0xe0 [ 51.670755] [] ? sysfs_warn_dup+0x7b/0xa0 [ 51.676520] [] panic+0x1bb/0x44a [ 51.681537] [] ? copy_signal+0xb38/0xb38 [ 51.687226] [] __warn+0x194/0x1d0 [ 51.692300] [] warn_slowpath_fmt+0x92/0xb0 [ 51.698152] [] ? __warn+0x1d0/0x1d0 [ 51.703395] [] ? kernfs_path_from_node+0x4a/0x60 [ 51.709766] [] sysfs_warn_dup+0x7b/0xa0 [ 51.715369] [] sysfs_do_create_link_sd+0xeb/0x110 [ 51.721827] [] sysfs_create_link+0x3f/0xb0 [ 51.727679] [] device_add+0x47c/0x15d0 [ 51.733202] [] ? device_private_init+0x230/0x230 [ 51.739577] [] ? kfree_const+0x1d/0x20 [ 51.745079] [] device_create_groups_vargs+0x1c8/0x220 [ 51.751886] [] device_create+0x88/0xa0 [ 51.757393] [] ? device_create_vargs+0x20/0x20 [ 51.763595] [] ? macvlan_set_mac_address+0x1c0/0x1c0 [ 51.770312] [] macvtap_device_event+0x228/0x350 [ 51.776603] [] notifier_call_chain+0xac/0x280 [ 51.782717] [] raw_notifier_call_chain+0x11/0x20 [ 51.789090] [] call_netdevice_notifiers_info+0x4c/0x90 [ 51.795984] [] register_netdevice+0x9d7/0x1310 [ 51.802184] [] ? dev_get_nest_level+0x1a9/0x2d0 [ 51.808469] [] ? netdev_change_features+0x80/0x80 [ 51.814941] [] macvlan_common_newlink+0xa15/0x1720 [ 51.821487] [] ? macvlan_uninit+0x160/0x160 [ 51.827429] [] ? alloc_netdev_mqs+0xa36/0xfd0 [ 51.833542] [] macvtap_newlink+0x128/0x230 [ 51.839409] [] ? macvtap_get_socket+0xa0/0xa0 [ 51.845521] [] ? rtnl_create_link+0x169/0xad0 [ 51.851635] [] ? __netlink_ns_capable+0xe2/0x150 [ 51.858008] [] rtnl_newlink+0xe5e/0x1780 [ 51.863686] [] ? rtnl_link_ops_get+0x62/0xa0 [ 51.869709] [] ? rtnl_newlink+0x36c/0x1780 [ 51.875576] [] ? cpuacct_charge+0x1ec/0x480 [ 51.881522] [] ? rtnl_setlink+0x360/0x360 [ 51.887287] [] ? debug_lockdep_rcu_enabled+0x7b/0x90 [ 51.894008] [] ? debug_check_no_locks_freed+0x4c0/0x4c0 [ 51.900988] [] ? mark_held_locks+0xff/0x280 [ 51.906936] [] ? trace_hardirqs_on_caller+0x49c/0x6f0 [ 51.913749] [] ? __netlink_ns_capable+0xe2/0x150 [ 51.920121] [] ? rtnl_setlink+0x360/0x360 [ 51.925885] [] rtnetlink_rcv_msg+0x22b/0xc20 [ 51.931909] [] ? mutex_lock_nested+0x617/0xca0 [ 51.938119] [] ? rtnetlink_rcv+0x16/0x30 [ 51.943796] [] ? rtnl_link_unregister+0x210/0x210 [ 51.950255] [] ? mutex_trylock+0x6b0/0x6b0 [ 51.956110] [] netlink_rcv_skb+0x1bb/0x2c0 [ 51.961977] [] ? rtnl_link_unregister+0x210/0x210 [ 51.968448] [] rtnetlink_rcv+0x25/0x30 [ 51.973959] [] netlink_unicast+0x419/0x630 [ 51.979810] [] ? netlink_sendskb+0x40/0x40 [ 51.985662] [] netlink_sendmsg+0x9a3/0xeb0 [ 51.991516] [] ? nlmsg_notify+0x120/0x120 [ 51.997287] [] ? nlmsg_notify+0x120/0x120 [ 52.003077] [] sock_sendmsg+0xdd/0x160 [ 52.008583] [] SyS_sendto+0x1dd/0x2d0 [ 52.013997] [] ? SyS_getpeername+0x270/0x270 [ 52.020041] [] ? mntput_no_expire+0xfb/0x7a0 [ 52.026065] [] ? mnt_get_count+0x2e0/0x2e0 [ 52.031933] [] ? mntput+0x57/0x80 [ 52.037013] [] ? mem_cgroup_oom_synchronize+0xb00/0xb00 [ 52.044002] [] ? trace_hardirqs_on_caller+0x49c/0x6f0 [ 52.050810] [] ? trace_hardirqs_on_thunk+0x1b/0x1d [ 52.057377] [] entry_SYSCALL_64_fastpath+0x23/0xc1 [ 52.065412] Kernel Offset: disabled