r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000600)={0xa, 0x0, 0x0, @dev, 0x2}, 0x1c) kcmp$KCMP_EPOLL_TFD(0x0, 0x0, 0x7, 0xffffffffffffffff, &(0x7f0000000040)) ioctl$EXT4_IOC_GROUP_EXTEND(0xffffffffffffffff, 0x40086607, &(0x7f0000000040)) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmmsg$inet6(r0, &(0x7f0000000080)=[{{0x0, 0x0, &(0x7f00000004c0)=[{&(0x7f00000001c0)="4bc702854e3954b59347985ccc868289d3fe483d2c0900a2a1d12e33a66529e1f276fef452632dfa3c004ce3be84a5f66c29cd4ec39ae5206562fbc9ea3c0dbbebc22e628e147b0e9631f19b0ce0a48e0e675b2da3442226b898f1ddf8eabf133ab4a9cb0999c2ee1d3bd36d089b0d8e97ea00d4c5f6ad14dce058d595aacba2d587ff5eacd81b71a73f53ed276d1f3b3384bb2bfba4e0f37302e690df9e7024378ac754ac0576f996f3ee53d1034c7720767ddf2625817532f7ae89103367b73a36152b84c38bc227ba9e9ff48bcfe027585cf14bff37a888", 0xff41}], 0x1}}], 0x1, 0x0) ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f0000000140)={'erspan0\x00', &(0x7f00000002c0)={'syztnl2\x00', 0x0, 0x20, 0x80, 0xcdd, 0x264e, {{0x24, 0x4, 0x0, 0x0, 0x90, 0x0, 0x0, 0xff, 0x2f, 0x0, @rand_addr=0x64010100, @local, {[@timestamp_prespec={0x44, 0x3c, 0x4f, 0x3, 0x9, [{@private=0xa010100, 0x9}, {@multicast1, 0xc6e}, {@multicast2, 0x7ff}, {@loopback, 0x1}, {@empty, 0x7ff}, {@rand_addr=0x64010102}, {@multicast2, 0xe0900}]}, @end, @noop, @timestamp_addr={0x44, 0x2c, 0x0, 0x1, 0x9, [{@empty, 0x3}, {@rand_addr=0x64010101, 0x7}, {@loopback}, {@local, 0x6}, {@loopback, 0x7fffffff}]}, @end, @ssrr={0x89, 0xf, 0x0, [@initdev={0xac, 0x1e, 0x1, 0x0}, @private=0xa010100, @dev={0xac, 0x14, 0x14, 0x20}]}]}}}}}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'syz_tun\x00'})