unshare(0x8000000) semget$private(0x0, 0x4000, 0x0) semop(0x0, &(0x7f0000000000)=[{0x0, 0x0, 0x1000}], 0x1) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f00000000c0))