openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/partitions\x00', 0x0, 0x0)
perf_event_open(&(0x7f00000003c0)={0x9, 0x80, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0)