// AUTOGENERATED FILE package build const createImageScript = `#!/bin/bash set -eux CLEANUP="" trap 'eval " $CLEANUP"' EXIT if [ ! -e $1/sbin/init ]; then echo "usage: create-gce-image.sh /dir/with/user/space/system /path/to/bzImage" exit 1 fi if [ "$(basename $2)" != "bzImage" ]; then echo "usage: create-gce-image.sh /dir/with/user/space/system /path/to/bzImage" exit 1 fi SYZ_VM_TYPE="${SYZ_VM_TYPE:-qemu}" if [ "$SYZ_VM_TYPE" == "qemu" ]; then : elif [ "$SYZ_VM_TYPE" == "gce" ]; then : else echo "SYZ_VM_TYPE has unsupported value $SYZ_VM_TYPE" exit 1 fi sudo umount disk.mnt || true if [ "$SYZ_VM_TYPE" == "qemu" ]; then : elif [ "$SYZ_VM_TYPE" == "gce" ]; then sudo modprobe nbd sudo qemu-nbd -d /dev/nbd0 || true fi rm -rf disk.mnt disk.raw || true fallocate -l 2G disk.raw if [ "$SYZ_VM_TYPE" == "qemu" ]; then DISKDEV="$(sudo losetup -f --show -P disk.raw)" CLEANUP="sudo losetup -d $DISKDEV; $CLEANUP" elif [ "$SYZ_VM_TYPE" == "gce" ]; then DISKDEV="/dev/nbd0" sudo qemu-nbd -c $DISKDEV --format=raw disk.raw CLEANUP="sudo qemu-nbd -d $DISKDEV; $CLEANUP" fi echo -en "o\nn\np\n1\n\n\na\nw\n" | sudo fdisk $DISKDEV PARTDEV=$DISKDEV"p1" until [ -e $PARTDEV ]; do sleep 1; done sudo -E mkfs.ext4 $PARTDEV mkdir -p disk.mnt CLEANUP="rm -rf disk.mnt; $CLEANUP" sudo mount $PARTDEV disk.mnt CLEANUP="sudo umount disk.mnt; $CLEANUP" sudo cp -a $1/. disk.mnt/. sudo cp $2 disk.mnt/vmlinuz sudo sed -i "/^root/ { s/:x:/::/ }" disk.mnt/etc/passwd echo "T0:23:respawn:/sbin/getty -L ttyS0 115200 vt100" | sudo tee -a disk.mnt/etc/inittab echo -en "auto lo\niface lo inet loopback\nauto eth0\niface eth0 inet dhcp\n" | sudo tee disk.mnt/etc/network/interfaces echo "debugfs /sys/kernel/debug debugfs defaults 0 0" | sudo tee -a disk.mnt/etc/fstab echo 'binfmt_misc /proc/sys/fs/binfmt_misc binfmt_misc defaults 0 0' | sudo tee -a disk.mnt/etc/fstab for i in {0..31}; do echo "KERNEL==\"binder$i\", NAME=\"binder$i\", MODE=\"0666\"" | \ sudo tee -a disk.mnt/etc/udev/50-binder.rules done echo 'SELINUX=disabled' | sudo tee disk.mnt/etc/selinux/config echo "kernel.printk = 7 4 1 3" | sudo tee -a disk.mnt/etc/sysctl.conf echo "debug.exception-trace = 0" | sudo tee -a disk.mnt/etc/sysctl.conf SYZ_SYSCTL_FILE="${SYZ_SYSCTL_FILE:-}" if [ "$SYZ_SYSCTL_FILE" != "" ]; then cat $SYZ_SYSCTL_FILE | sudo tee -a disk.mnt/etc/sysctl.conf fi echo -en "127.0.0.1\tlocalhost\n" | sudo tee disk.mnt/etc/hosts echo "nameserver 8.8.8.8" | sudo tee -a disk.mnt/etc/resolve.conf echo "ClientAliveInterval 420" | sudo tee -a disk.mnt/etc/ssh/sshd_config echo "syzkaller" | sudo tee disk.mnt/etc/hostname rm -f key key.pub ssh-keygen -f key -t rsa -N "" sudo mkdir -p disk.mnt/root/.ssh sudo cp key.pub disk.mnt/root/.ssh/authorized_keys sudo chown root disk.mnt/root/.ssh/authorized_keys sudo mkdir -p disk.mnt/boot/grub CMDLINE="" SYZ_CMDLINE_FILE="${SYZ_CMDLINE_FILE:-}" if [ "$SYZ_CMDLINE_FILE" != "" ]; then CMDLINE=$(awk '{printf("%s ", $0)}' $SYZ_CMDLINE_FILE) fi cat << EOF | sudo tee disk.mnt/boot/grub/grub.cfg terminal_input console terminal_output console set timeout=0 menuentry 'linux' --class gnu-linux --class gnu --class os { insmod vbe insmod vga insmod video_bochs insmod video_cirrus insmod gzio insmod part_msdos insmod ext2 set root='(hd0,1)' linux /vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 $CMDLINE } EOF sudo grub-install --target=i386-pc --boot-directory=disk.mnt/boot --no-floppy $DISKDEV `