r0 = semget$private(0x0, 0x0, 0x100) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) semctl$SEM_INFO(0x0, 0x0, 0x13, 0x0) semctl$SEM_INFO(r0, 0x3, 0x13, &(0x7f0000000000)=""/35) unshare(0x48020200)