Warning: Permanently added '10.128.0.227' (ECDSA) to the list of known hosts. 2020/09/12 19:15:50 parsed 1 programs 2020/09/12 19:15:50 executed programs: 0 [ 42.564238] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 42.577393] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 42.588296] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 42.597935] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 42.607108] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 42.615740] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 42.634003] IPVS: Creating netns size=2712 id=2 [ 42.638959] IPVS: ftp: loaded support on port[0] = 21 [ 42.715783] IPVS: Creating netns size=2712 id=3 [ 42.721891] IPVS: ftp: loaded support on port[0] = 21 [ 42.887479] chnl_net:caif_netlink_parms(): no params data found [ 42.902131] IPVS: Creating netns size=2712 id=4 [ 42.906969] IPVS: ftp: loaded support on port[0] = 21 [ 43.153598] IPVS: Creating netns size=2712 id=5 [ 43.160992] IPVS: ftp: loaded support on port[0] = 21 [ 43.240338] chnl_net:caif_netlink_parms(): no params data found [ 43.262775] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.269922] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.279143] device bridge_slave_0 entered promiscuous mode [ 43.287802] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.294552] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.303486] device bridge_slave_1 entered promiscuous mode [ 43.425479] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.473516] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.616588] IPVS: Creating netns size=2712 id=6 [ 43.630798] IPVS: ftp: loaded support on port[0] = 21 [ 43.725174] chnl_net:caif_netlink_parms(): no params data found [ 43.941738] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 43.980540] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.986915] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.996973] device bridge_slave_0 entered promiscuous mode [ 44.012092] batman_adv: Unable to register the batman interface 'batadv0': -12 [ 44.020586] chnl_net:caif_netlink_parms(): no params data found [ 44.036570] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.043109] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.052700] device bridge_slave_1 entered promiscuous mode [ 44.070018] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.080958] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.102708] IPVS: Creating netns size=2712 id=7 [ 44.107536] IPVS: ftp: loaded support on port[0] = 21 [ 44.152812] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.200641] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.360298] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.368906] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.485197] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.491682] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.501745] device bridge_slave_0 entered promiscuous mode [ 44.611535] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.618766] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.627536] device bridge_slave_1 entered promiscuous mode [ 44.754658] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.820862] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.905109] chnl_net:caif_netlink_parms(): no params data found [ 44.942866] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.951690] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.079475] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.085864] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.096566] device bridge_slave_0 entered promiscuous mode [ 45.209115] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.215548] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.225759] device bridge_slave_1 entered promiscuous mode [ 45.298704] chnl_net:caif_netlink_parms(): no params data found [ 45.344647] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.353321] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.361703] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.452904] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.462245] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.513415] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.682693] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.752419] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.862810] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.869319] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.879005] device bridge_slave_0 entered promiscuous mode [ 45.928701] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.935203] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.945747] device bridge_slave_1 entered promiscuous mode [ 45.996053] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.005923] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.079248] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.087807] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.149194] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.328941] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.336406] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.344258] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.351769] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.360990] device bridge_slave_0 entered promiscuous mode [ 46.403369] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.410403] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.420509] device bridge_slave_1 entered promiscuous mode [ 46.571197] ------------[ cut here ]------------ [ 46.575990] WARNING: CPU: 1 PID: 5883 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 [ 46.585341] sysfs: cannot create duplicate filename '/class/macvtap/tap50' [ 46.592817] Kernel panic - not syncing: panic_on_warn set ... [ 46.592817] [ 46.600169] CPU: 1 PID: 5883 Comm: syz-executor.2 Not tainted 4.6.0-syzkaller #0 [ 46.607812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.617314] 0000000000000000 ffff8800b15b6fc8 ffffffff82c65e52 ffffffff85c81040 [ 46.625341] ffff8800b15b70a0 ffffffff85d2bb80 ffffffff8191bd7b 0000000000000009 [ 46.633367] ffff8800b15b7090 ffffffff8160d884 0000000041b58ab3 ffffffff868f8c5a [ 46.641404] Call Trace: [ 46.643967] [] dump_stack+0x136/0x1d4 [ 46.649389] [] ? sysfs_warn_dup+0x7b/0xa0 [ 46.655173] [] panic+0x1af/0x348 [ 46.660162] [] ? to_vmem_altmap+0x125/0x125 [ 46.666109] [] ? sysfs_warn_dup+0x7b/0xa0 [ 46.671878] [] __warn+0x18d/0x1b0 [ 46.676966] [] warn_slowpath_fmt+0x92/0xb0 [ 46.682955] [] ? __warn+0x1b0/0x1b0 [ 46.688210] [] ? kernfs_path_from_node+0x4a/0x60 [ 46.694591] [] sysfs_warn_dup+0x7b/0xa0 [ 46.700188] [] sysfs_do_create_link_sd.isra.0+0xd1/0xf0 [ 46.707194] [] sysfs_create_link+0x43/0xb0 [ 46.713069] [] device_add+0x677/0x1350 [ 46.718576] [] ? device_private_init+0x180/0x180 [ 46.725059] [] ? kfree_const+0x1d/0x20 [ 46.730584] [] ? kobject_set_name_vargs+0xb4/0x130 [ 46.737137] [] device_create_groups_vargs+0x1c8/0x220 [ 46.743947] [] device_create+0x88/0xa0 [ 46.749523] [] ? device_create_vargs+0x20/0x20 [ 46.755747] [] ? macvlan_set_mac_address+0x150/0x150 [ 46.762477] [] macvtap_device_event+0x1c4/0x2a0 [ 46.768772] [] notifier_call_chain+0x8b/0x170 [ 46.774890] [] raw_notifier_call_chain+0x11/0x20 [ 46.781268] [] call_netdevice_notifiers_info+0x47/0x80 [ 46.788181] [] register_netdevice+0x8e8/0xd00 [ 46.794300] [] ? netdev_change_features+0x80/0x80 [ 46.800781] [] ? dev_get_nest_level+0x10c/0x1a0 [ 46.807098] [] macvlan_common_newlink+0x8b9/0x1090 [ 46.813653] [] macvtap_newlink+0xbf/0x110 [ 46.819424] [] ? __netlink_ns_capable+0xc7/0xf0 [ 46.825715] [] rtnl_newlink+0xd4b/0x1230 [ 46.831396] [] ? rtnl_link_ops_get+0x5d/0x90 [ 46.837426] [] ? rtnl_newlink+0x319/0x1230 [ 46.843282] [] ? rtnl_setlink+0x2f0/0x2f0 [ 46.849051] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 46.855797] [] ? __lock_acquire+0x1673/0x5990 [ 46.861981] [] ? update_blocked_averages+0x8f7/0x1540 [ 46.868813] [] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 46.875809] [] ? __netlink_ns_capable+0xc7/0xf0 [ 46.882231] [] rtnetlink_rcv_msg+0x222/0x680 [ 46.888271] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 46.895088] [] ? rtnetlink_rcv+0x30/0x30 [ 46.900774] [] ? mutex_lock_nested+0x5fd/0xb30 [ 46.906983] [] ? rtnetlink_rcv+0x16/0x30 [ 46.912664] [] ? netlink_seq_start+0xe0/0xe0 [ 46.918695] [] netlink_rcv_skb+0x242/0x350 [ 46.924550] [] ? rtnetlink_rcv+0x30/0x30 [ 46.930249] [] rtnetlink_rcv+0x25/0x30 [ 46.935755] [] netlink_unicast+0x3da/0x560 [ 46.941647] [] ? netlink_sendskb+0x40/0x40 [ 46.947532] [] netlink_sendmsg+0x9bb/0xb40 [ 46.953408] [] ? nlmsg_notify+0xf0/0xf0 [ 46.959011] [] ? __might_fault+0xf1/0x1b0 [ 46.964790] [] ? nlmsg_notify+0xf0/0xf0 [ 46.970387] [] sock_sendmsg+0xb5/0xf0 [ 46.975814] [] SyS_sendto+0x1ca/0x290 [ 46.981234] [] ? SyS_getpeername+0x240/0x240 [ 46.987274] [] ? mntput_no_expire+0xce/0x600 [ 46.993302] [] ? mnt_get_count+0x1c0/0x1c0 [ 46.999158] [] ? mntput+0x52/0x70 [ 47.004241] [] ? task_work_run+0x14a/0x200 [ 47.010097] [] ? trace_hardirqs_on_caller+0x49e/0x5c0 [ 47.016912] [] ? trace_hardirqs_on_thunk+0x1b/0x1d [ 47.023465] [] entry_SYSCALL_64_fastpath+0x23/0xc1 [ 47.031497] Kernel Offset: disabled