prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000000180))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
dup3(r1, r0, 0x0)