Warning: Permanently added '10.128.10.14' (ECDSA) to the list of known hosts. 2020/07/24 15:38:37 parsed 1 programs 2020/07/24 15:38:37 executed programs: 0 [ 41.623468] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 41.632556] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 41.645239] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 41.652869] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 41.661829] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 41.670247] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 41.685494] IPVS: Creating netns size=2712 id=2 [ 41.690336] IPVS: ftp: loaded support on port[0] = 21 [ 41.752265] IPVS: Creating netns size=2712 id=3 [ 41.758114] IPVS: ftp: loaded support on port[0] = 21 [ 41.872844] chnl_net:caif_netlink_parms(): no params data found [ 41.907607] IPVS: Creating netns size=2712 id=4 [ 41.912404] IPVS: ftp: loaded support on port[0] = 21 [ 42.070400] chnl_net:caif_netlink_parms(): no params data found [ 42.140088] IPVS: Creating netns size=2712 id=5 [ 42.145126] IPVS: ftp: loaded support on port[0] = 21 [ 42.172660] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.179422] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.188607] device bridge_slave_0 entered promiscuous mode [ 42.210580] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.217193] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.225974] device bridge_slave_1 entered promiscuous mode [ 42.361972] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.390029] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.399816] IPVS: Creating netns size=2712 id=6 [ 42.409203] IPVS: ftp: loaded support on port[0] = 21 [ 42.515494] chnl_net:caif_netlink_parms(): no params data found [ 42.591791] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.598904] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.608038] device bridge_slave_0 entered promiscuous mode [ 42.644281] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.650835] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.659989] device bridge_slave_1 entered promiscuous mode [ 42.667191] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 42.745792] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 42.786970] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.823751] IPVS: Creating netns size=2712 id=7 [ 42.828880] IPVS: ftp: loaded support on port[0] = 21 [ 42.845026] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.854952] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.883159] chnl_net:caif_netlink_parms(): no params data found [ 42.911742] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.011813] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.041818] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.342986] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.349940] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.361033] device bridge_slave_0 entered promiscuous mode [ 43.368983] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.378493] chnl_net:caif_netlink_parms(): no params data found [ 43.401357] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.408223] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.417862] device bridge_slave_1 entered promiscuous mode [ 43.425313] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.604740] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.630659] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.638700] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.648149] device bridge_slave_0 entered promiscuous mode [ 43.676555] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.705130] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.713102] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.722302] device bridge_slave_1 entered promiscuous mode [ 43.749726] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.810530] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.836508] chnl_net:caif_netlink_parms(): no params data found [ 43.866498] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.916341] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.172841] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.180199] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.191320] device bridge_slave_0 entered promiscuous mode [ 44.203963] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.234933] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.242091] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.251509] device bridge_slave_1 entered promiscuous mode [ 44.259974] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.269896] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.315966] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.324126] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.351919] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.428579] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.528759] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.536192] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.545363] device bridge_slave_0 entered promiscuous mode [ 44.584653] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.592572] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.599341] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.608846] device bridge_slave_1 entered promiscuous mode [ 44.617935] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.626912] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.652829] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.760474] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.826516] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.887103] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.938291] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.992320] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.111989] ------------[ cut here ]------------ [ 45.117729] WARNING: CPU: 1 PID: 5867 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 45.126138] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 45.133322] Kernel panic - not syncing: panic_on_warn set ... [ 45.133322] [ 45.140840] CPU: 1 PID: 5867 Comm: syz-executor.3 Not tainted 4.6.0-syzkaller #0 [ 45.151570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.161556] 0000000000000000 ffff88012800efc8 ffffffff82c65e52 ffffffff85c81040 [ 45.171419] ffff88012800f0a0 ffffffff85d2bb80 ffffffff8191bd7b 0000000000000009 [ 45.181602] ffff88012800f090 ffffffff8160d884 0000000041b58ab3 ffffffff868f3a9a [ 45.191605] Call Trace: [ 45.194960] [] dump_stack+0x136/0x1d4 [ 45.200811] [] ? sysfs_warn_dup+0x7b/0xa0 [ 45.208191] [] panic+0x1af/0x348 [ 45.213600] [] ? to_vmem_altmap+0x125/0x125 [ 45.220185] [] ? sysfs_warn_dup+0x7b/0xa0 [ 45.226337] [] __warn+0x18d/0x1b0 [ 45.231980] [] warn_slowpath_fmt+0x92/0xb0 [ 45.239014] [] ? __warn+0x1b0/0x1b0 [ 45.245786] [] ? kernfs_path_from_node+0x4a/0x60 [ 45.252870] [] sysfs_warn_dup+0x7b/0xa0 [ 45.258961] [] sysfs_do_create_link_sd.isra.0+0xd1/0xf0 [ 45.266494] [] sysfs_create_link+0x43/0xb0 [ 45.273269] [] device_add+0x677/0x1350 [ 45.279054] [] ? device_private_init+0x180/0x180 [ 45.287760] [] ? kfree_const+0x1d/0x20 [ 45.294067] [] ? kobject_set_name_vargs+0xb4/0x130 [ 45.300846] [] device_create_groups_vargs+0x1c8/0x220 [ 45.308201] [] device_create+0x88/0xa0 [ 45.313818] [] ? device_create_vargs+0x20/0x20 [ 45.320098] [] ? macvlan_set_mac_address+0x150/0x150 [ 45.328625] [] macvtap_device_event+0x1c4/0x2a0 [ 45.335501] [] notifier_call_chain+0x8b/0x170 [ 45.342054] [] raw_notifier_call_chain+0x11/0x20 [ 45.348548] [] call_netdevice_notifiers_info+0x47/0x80 [ 45.355955] [] register_netdevice+0x8e8/0xd00 [ 45.362261] [] ? netdev_change_features+0x80/0x80 [ 45.368963] [] ? dev_get_nest_level+0x10c/0x1a0 [ 45.375839] [] macvlan_common_newlink+0x8b9/0x1090 [ 45.384399] [] macvtap_newlink+0xbf/0x110 [ 45.390855] [] ? __netlink_ns_capable+0xc7/0xf0 [ 45.398704] [] rtnl_newlink+0xd4b/0x1230 [ 45.405248] [] ? rtnl_link_ops_get+0x5d/0x90 [ 45.411475] [] ? rtnl_newlink+0x319/0x1230 [ 45.418471] [] ? rtnl_setlink+0x2f0/0x2f0 [ 45.424447] [] ? cpuacct_charge+0x189/0x300 [ 45.430765] [] ? cpuacct_css_alloc+0x160/0x160 [ 45.437159] [] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 45.444232] [] ? __netlink_ns_capable+0xc7/0xf0 [ 45.450811] [] rtnetlink_rcv_msg+0x222/0x680 [ 45.457257] [] ? rtnetlink_rcv+0x30/0x30 [ 45.463232] [] ? mutex_lock_nested+0x5fd/0xb30 [ 45.469520] [] ? rtnetlink_rcv+0x16/0x30 [ 45.475232] [] ? netlink_seq_start+0xe0/0xe0 [ 45.481972] [] netlink_rcv_skb+0x242/0x350 [ 45.489216] [] ? rtnetlink_rcv+0x30/0x30 [ 45.495215] [] rtnetlink_rcv+0x25/0x30 [ 45.501117] [] netlink_unicast+0x3da/0x560 [ 45.507473] [] ? netlink_sendskb+0x40/0x40 [ 45.513938] [] netlink_sendmsg+0x9bb/0xb40 [ 45.520184] [] ? nlmsg_notify+0xf0/0xf0 [ 45.526654] [] ? __might_fault+0xf1/0x1b0 [ 45.532599] [] ? security_socket_sendmsg+0x6a/0xa0 [ 45.539645] [] ? nlmsg_notify+0xf0/0xf0 [ 45.545342] [] sock_sendmsg+0xb5/0xf0 [ 45.550961] [] SyS_sendto+0x1ca/0x290 [ 45.556611] [] ? SyS_getpeername+0x240/0x240 [ 45.563063] [] ? kmem_cache_free+0x312/0x430 [ 45.569896] [] ? mntput_no_expire+0xce/0x600 [ 45.576187] [] ? mnt_get_count+0x1c0/0x1c0 [ 45.582684] [] ? mntput+0x52/0x70 [ 45.588074] [] ? task_work_run+0x14a/0x200 [ 45.594314] [] ? trace_hardirqs_off+0xd/0x10 [ 45.600488] [] ? exit_to_usermode_loop+0x112/0x1c0 [ 45.607198] [] ? trace_hardirqs_on_thunk+0x1b/0x1d [ 45.613914] [] entry_SYSCALL_64_fastpath+0x23/0xc1 [ 45.622132] Kernel Offset: disabled