r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
bind$inet6(r0, &(0x7f0000000540)={0xa, 0x4e23, 0x0, @ipv4={'\x00', '\xff\xff', @empty}}, 0x1c)
connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e23, 0x0, @empty}, 0x1c)
sendmmsg$inet6(r0, &(0x7f0000002d80)=[{{0x0, 0x0, &(0x7f0000000300)=[{&(0x7f00000003c0)="19", 0x1}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x0)
getsockopt$inet6_tcp_TCP_ZEROCOPY_RECEIVE(r0, 0x6, 0x23, &(0x7f0000000000)={&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000000140)=0x40)