ioctl$sock_ipv6_tunnel_SIOCCHG6RD(0xffffffffffffffff, 0x89fb, &(0x7f0000000100)={'ip6tnl0\x00', 0x0})
r0 = socket$inet6_udp(0xa, 0x2, 0x0)
connect$inet6(r0, &(0x7f0000000540)={0xa, 0x0, 0x8, @dev, 0x2}, 0x1c)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4ea0, 0x81, @mcast2, 0x3}, 0x1c)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'lo\x00'})
perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x4}, 0x0, 0x0, 0x0, 0x1, 0x0, 0xfffffffc, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xb)
sendmmsg$inet6(r0, &(0x7f0000004d00), 0x2f, 0x0)
r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='gid_map\x00')
readv(r1, &(0x7f0000000380)=[{0x0}], 0x1)
r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000140)={'syz_tun\x00'})