r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4307, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$tcp_mem(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/sys/net/ipv4/tcp_rmem\x00', 0x1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, 0xffffffffffffffff) setsockopt$inet6_tcp_int(r1, 0x6, 0xa, &(0x7f0000000080)=0x90, 0x4) bind$inet6(r1, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @ipv4={'\x00', '\xff\xff', @empty}}, 0x1c) setsockopt$sock_timeval(r1, 0x1, 0x43, &(0x7f0000000040)={0x0, 0xea60}, 0x10) bind$inet6(r1, &(0x7f00000001c0)={0xa, 0x4e24, 0x0, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x3f}, 0x1c) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_int(r1, 0x6, 0x19, &(0x7f00000000c0)=0x6, 0x4) sendmsg$inet6(r1, &(0x7f00000006c0)={0x0, 0x31, &(0x7f0000000540)=[{&(0x7f0000000100)=':\x00', 0xfffffdef}], 0x1}, 0x10044001)