This file is indexed.

/usr/share/initramfs-tools/scripts/init-top/bootchart is in bootchart 0.90.2-8ubuntu2.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below.

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#!/bin/sh -e
# initramfs init-top for bootchart

PREREQ=""

# Output pre-requisites
prereqs()
{
    echo "$PREREQ"
}

case $1 in
    prereqs)
	prereqs
	exit 0
	;;
esac


# Where we create our jail, this should be on a handy tmpfs, like /dev
JAIL="/dev/.bootchart"

grep -q "profile" /proc/cmdline && exit 0
grep -q "bootchart=disable" /proc/cmdline && exit 0

if grep -q "bootchart=[0-9]*hz" /proc/cmdline; then
    HZ=$(sed -e 's/.*bootchart=//;s/hz.*//' /proc/cmdline)
else
    HZ=25
fi

# Make a jail filesystem to live in and run the collector inside it
mkdir -p $JAIL
mkdir $JAIL/lib $JAIL/lib/bootchart
case "`uname -m`" in
    x86_64)
	mkdir $JAIL/lib64
	cp /lib64/ld-linux-x86-64.so.* $JAIL/lib64
	;;
    ppc|ppc64)
	cp /lib/ld.so.* $JAIL/lib
	;;	
    *)
	cp /lib/ld-linux.so.* $JAIL/lib
	;;
esac
for lib in /lib/libc.so.* /lib/*/libc.so.*; do
    [ -e "$lib" ] || continue
    mkdir -p "$JAIL/${lib%/*}"
    cp "$lib" "$JAIL/${lib%/*}/"
done
cp /lib/bootchart/collector $JAIL/lib/bootchart

mkdir $JAIL/proc
mount -t proc none $JAIL/proc
    
mkdir $JAIL/log
chroot $JAIL /lib/bootchart/collector $HZ /log 2>/dev/null &
echo $! > /run/initramfs/bootchart.pid