Warning: Permanently added '10.128.0.71' (ECDSA) to the list of known hosts. 2020/09/24 07:55:58 parsed 1 programs 2020/09/24 07:55:58 executed programs: 0 [ 44.785572] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 44.800243] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 44.816513] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 44.826015] IPVS: Creating netns size=2712 id=2 [ 44.826911] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 44.831375] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 44.838308] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 44.852035] IPVS: ftp: loaded support on port[0] = 21 [ 44.943791] IPVS: Creating netns size=2712 id=3 [ 44.948674] IPVS: ftp: loaded support on port[0] = 21 [ 45.094352] chnl_net:caif_netlink_parms(): no params data found [ 45.154489] IPVS: Creating netns size=2712 id=4 [ 45.159380] IPVS: ftp: loaded support on port[0] = 21 [ 45.391244] IPVS: Creating netns size=2712 id=5 [ 45.397983] IPVS: ftp: loaded support on port[0] = 21 [ 45.461050] chnl_net:caif_netlink_parms(): no params data found [ 45.484399] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.490816] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.500561] device bridge_slave_0 entered promiscuous mode [ 45.517484] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.524155] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.533741] device bridge_slave_1 entered promiscuous mode [ 45.635171] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.684891] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.851012] IPVS: Creating netns size=2712 id=6 [ 45.855975] IPVS: ftp: loaded support on port[0] = 21 [ 45.949712] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.956500] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.966554] device bridge_slave_0 entered promiscuous mode [ 46.011575] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.018213] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.027661] device bridge_slave_1 entered promiscuous mode [ 46.042806] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 46.050507] chnl_net:caif_netlink_parms(): no params data found [ 46.117183] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 46.169772] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.183797] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.204154] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.215813] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.466175] IPVS: Creating netns size=2712 id=7 [ 46.471085] IPVS: ftp: loaded support on port[0] = 21 [ 46.502920] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.547362] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.554689] chnl_net:caif_netlink_parms(): no params data found [ 46.776520] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.840198] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.967955] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.974661] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.984328] device bridge_slave_0 entered promiscuous mode [ 47.051464] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.057992] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.067695] device bridge_slave_1 entered promiscuous mode [ 47.085455] chnl_net:caif_netlink_parms(): no params data found [ 47.103251] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.194779] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.360932] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.456095] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.533794] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.540333] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.550447] device bridge_slave_0 entered promiscuous mode [ 47.601646] chnl_net:caif_netlink_parms(): no params data found [ 47.617185] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.624302] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.633882] device bridge_slave_1 entered promiscuous mode [ 47.730155] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.756539] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.797435] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.938475] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.945224] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.955168] device bridge_slave_0 entered promiscuous mode [ 47.963202] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.047863] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.055270] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.064895] device bridge_slave_1 entered promiscuous mode [ 48.071768] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.229932] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.278269] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.290701] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.345077] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.446069] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.452603] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.461554] device bridge_slave_0 entered promiscuous mode [ 48.470250] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.479327] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.510027] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.516551] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.526030] device bridge_slave_1 entered promiscuous mode [ 48.676668] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.728408] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.757063] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.765914] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.792114] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.801578] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.871132] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 49.012179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.020405] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 49.037473] ------------[ cut here ]------------ [ 49.042288] WARNING: CPU: 0 PID: 5906 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 49.050061] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 49.058120] Kernel panic - not syncing: panic_on_warn set ... [ 49.058120] [ 49.065495] CPU: 0 PID: 5906 Comm: syz-executor.2 Not tainted 4.6.0-syzkaller #0 [ 49.073003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.082330] 0000000000000000 ffff8800b2186ef0 ffffffff836c94e1 1ffffffff11345ba [ 49.090323] 0000000041b58ab3 ffffffff882802cf ffffffff836c9324 ffff8800b2186eb0 [ 49.098300] 0000000000000000 ffff8800b2186eb8 ffffffff81586869 000000000000059a [ 49.106293] Call Trace: [ 49.108857] [] dump_stack+0x1bd/0x29c [ 49.114275] [] ? _atomic_dec_and_lock+0xc4/0xc4 [ 49.120577] [] ? wake_up_klogd+0x89/0xe0 [ 49.126259] [] ? sysfs_warn_dup+0x7b/0xa0 [ 49.132027] [] panic+0x1bb/0x44a [ 49.137013] [] ? copy_signal+0xb38/0xb38 [ 49.142704] [] __warn+0x194/0x1d0 [ 49.147787] [] warn_slowpath_fmt+0x92/0xb0 [ 49.153656] [] ? __warn+0x1d0/0x1d0 [ 49.158903] [] ? kernfs_path_from_node+0x4a/0x60 [ 49.165276] [] sysfs_warn_dup+0x7b/0xa0 [ 49.170883] [] sysfs_do_create_link_sd+0xeb/0x110 [ 49.177344] [] sysfs_create_link+0x3f/0xb0 [ 49.183199] [] device_add+0x47c/0x15d0 [ 49.188708] [] ? device_private_init+0x230/0x230 [ 49.195106] [] ? kfree_const+0x1d/0x20 [ 49.200616] [] device_create_groups_vargs+0x1c8/0x220 [ 49.207426] [] device_create+0x88/0xa0 [ 49.212956] [] ? device_create_vargs+0x20/0x20 [ 49.219170] [] ? macvlan_set_mac_address+0x1c0/0x1c0 [ 49.225913] [] macvtap_device_event+0x228/0x350 [ 49.232222] [] notifier_call_chain+0xac/0x280 [ 49.238352] [] raw_notifier_call_chain+0x11/0x20 [ 49.244732] [] call_netdevice_notifiers_info+0x4c/0x90 [ 49.251804] [] register_netdevice+0x9d7/0x1310 [ 49.258007] [] ? dev_get_nest_level+0x1a9/0x2d0 [ 49.264440] [] ? netdev_change_features+0x80/0x80 [ 49.270929] [] ? kmem_cache_alloc_trace+0x2fc/0x820 [ 49.277585] [] macvlan_common_newlink+0xa15/0x1720 [ 49.284136] [] ? macvlan_uninit+0x160/0x160 [ 49.290093] [] ? alloc_netdev_mqs+0xa36/0xfd0 [ 49.296212] [] macvtap_newlink+0x128/0x230 [ 49.302071] [] ? macvtap_get_socket+0xa0/0xa0 [ 49.308199] [] ? rtnl_create_link+0x169/0xad0 [ 49.314314] [] ? __netlink_ns_capable+0xe2/0x150 [ 49.320693] [] rtnl_newlink+0xe5e/0x1780 [ 49.326388] [] ? rtnl_link_ops_get+0x62/0xa0 [ 49.332417] [] ? rtnl_newlink+0x36c/0x1780 [ 49.338281] [] ? rtnl_setlink+0x360/0x360 [ 49.344075] [] ? pick_next_task_fair+0xaf9/0x18f0 [ 49.350536] [] ? debug_check_no_locks_freed+0x4c0/0x4c0 [ 49.357580] [] ? __netlink_ns_capable+0xe2/0x150 [ 49.363980] [] ? rtnl_setlink+0x360/0x360 [ 49.369758] [] rtnetlink_rcv_msg+0x22b/0xc20 [ 49.375790] [] ? mutex_lock_nested+0x617/0xca0 [ 49.381991] [] ? rtnetlink_rcv+0x16/0x30 [ 49.387695] [] ? rtnl_link_unregister+0x210/0x210 [ 49.394164] [] ? mutex_trylock+0x6b0/0x6b0 [ 49.400021] [] netlink_rcv_skb+0x1bb/0x2c0 [ 49.405898] [] ? rtnl_link_unregister+0x210/0x210 [ 49.412374] [] rtnetlink_rcv+0x25/0x30 [ 49.417947] [] netlink_unicast+0x419/0x630 [ 49.423830] [] ? netlink_sendskb+0x40/0x40 [ 49.429690] [] netlink_sendmsg+0x9a3/0xeb0 [ 49.435558] [] ? nlmsg_notify+0x120/0x120 [ 49.441940] [] ? security_socket_sendmsg+0x6f/0xb0 [ 49.448502] [] ? nlmsg_notify+0x120/0x120 [ 49.454286] [] sock_sendmsg+0xdd/0x160 [ 49.459803] [] SyS_sendto+0x1dd/0x2d0 [ 49.465223] [] ? SyS_getpeername+0x270/0x270 [ 49.471263] [] ? mntput_no_expire+0xfb/0x7a0 [ 49.477292] [] ? mnt_get_count+0x2e0/0x2e0 [ 49.483185] [] ? mntput+0x57/0x80 [ 49.488297] [] ? mem_cgroup_oom_synchronize+0xb00/0xb00 [ 49.495285] [] ? task_work_run+0x113/0x240 [ 49.501141] [] ? trace_hardirqs_off+0xd/0x10 [ 49.507172] [] ? exit_to_usermode_loop+0xd1/0x220 [ 49.513648] [] ? trace_hardirqs_on_thunk+0x1b/0x1d [ 49.520208] [] entry_SYSCALL_64_fastpath+0x23/0xc1 [ 49.528058] Kernel Offset: disabled