This file is indexed.

/etc/default/grub.d/kdump-tools.default is in kdump-tools 1:1.6.1-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

1
GRUB_CMDLINE_LINUX_DEFAULT="$GRUB_CMDLINE_LINUX_DEFAULT crashkernel=384M-:128M"