r0 = openat$selinux_attr(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/attr/current\x00', 0x2, 0x0)
r1 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000100), 0x101201)
dup2(r0, r1)