Unable to start on AsusWRT-Merlin with optware-ng

[z4r9]

No, it's mounted with rw,relatime and perms are 777.

Code:

# mount
rootfs on / type rootfs (rw)
/dev/root on / type squashfs (ro,relatime)
devtmpfs on /dev type devtmpfs (rw,relatime,size=127748k,nr_inodes=31937,mode=755)
proc on /proc type proc (rw,relatime)
tmpfs on /tmp type tmpfs (rw,relatime)
sysfs on /sys type sysfs (rw,relatime)
devpts on /dev/pts type devpts (rw,relatime,mode=600)
/dev/mtdblock4 on /jffs type jffs2 (rw,noatime)
usbfs on /proc/bus/usb type usbfs (rw,relatime)
/dev/sda1 on /tmp/mnt/sda1 type ext4 (rw,nodev,relatime,barrier=1,data=ordered)
/dev/sda2 on /tmp/mnt/sda2 type ext4 (rw,nodev,relatime,barrier=1,data=ordered)