r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000840), 0x80801)
write$sndseq(r0, 0x0, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/asound/seq/clients\x00', 0x0, 0x0)
preadv(r1, &(0x7f0000001580)=[{&(0x7f00000015c0)=""/4106, 0x100a}], 0x1, 0x0, 0x0)