r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000180)='/sys/class/dma', 0x0, 0x0)
getdents64(r0, &(0x7f0000000040)=""/106, 0x18)
getdents(r0, &(0x7f00000001c0)=""/251, 0xfb)