perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = socket$inet(0x2, 0x1, 0x0)
bind(r0, &(0x7f00000007c0)=@in6={0xa, 0x0, 0x0, @mcast1}, 0x80)