socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/stat\x00', 0x0, 0x0)
recvmsg(r1, &(0x7f0000000340)={0x0, 0x0, 0x0}, 0x0)
sendfile(r0, r2, 0x0, 0xffff)