r0 = fsopen(&(0x7f0000000000)='sysfs\x00', 0x0)
fsconfig$FSCONFIG_SET_BINARY(r0, 0x2, &(0x7f0000000040)='sys&s\x00', &(0x7f0000000080)='=', 0x1)
readv(r0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/48, 0x30}], 0x1)