he sacado el log a ver si tu ves algo mal:
rootfs / rootfs ro,relatime 0 0
tmpfs /dev tmpfs rw,relatime,mode=755 0 0
devpts /dev/pts devpts rw,relatime,mode=600 0 0
proc /proc proc rw,relatime 0 0
sysfs /sys sysfs rw,relatime 0 0
none /acct cgroup rw,relatime,cpuacct 0 0
tmpfs /mnt/asec tmpfs rw,relatime,mode=755,gid=1000 0 0
tmpfs /mnt/obb tmpfs rw,relatime,mode=755,gid=1000 0 0
tmpfs /mnt/usb tmpfs rw,relatime,mode=755,gid=1000 0 0
tmpfs /app-cache tmpfs rw,relatime,size=7168k 0 0
none /dev/cpuctl cgroup rw,relatime,cpu 0 0
/dev/block/mmcblk0p9 /system ext4 ro,relatime,barrier=1,data=ordered 0 0
/dev/block/mmcblk0p7 /cache ext4 rw,nosuid,nodev,noatime,barrier=1,data=ordered 0 0
/dev/block/mmcblk0p1 /efs ext4 rw,nosuid,nodev,noatime,barrier=1,data=ordered 0 0
nil /sys/kernel/debug debugfs rw,relatime 0 0
/dev/block/mmcblk0p10 /data ext4 rw,nosuid,nodev,noatime,barrier=1,data=ordered,noa uto_da_alloc,discard 0 0
/dev/block/mmcblk0p4 /mnt/.lfs j4fs rw,relatime 0 0
/dev/block/vold/179:11 /mnt/sdcard vfat rw,dirsync,nosuid,nodev,noexec,noatime,nodiratime, uid=1000,gid=1015,fmask=0002,dmask=0002,allow_utim e=0020,codepage=cp437,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro,discard 0 0
/dev/block/vold/179:17 /mnt/sdcard/external_sd vfat rw,dirsync,nosuid,nodev,noexec,noatime,nodiratime, uid=1000,gid=1015,fmask=0002,dmask=0002,allow_utim e=0020,codepage=cp437,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0
/dev/block/vold/179:17 /mnt/secure/asec vfat rw,dirsync,nosuid,nodev,noexec,noatime,nodiratime, uid=1000,gid=1015,fmask=0002,dmask=0002,allow_utim e=0020,codepage=cp437,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0
tmpfs /mnt/sdcard/external_sd/.android_secure tmpfs ro,relatime,size=0k,mode=000 0 0
/dev/block/dm-0 /mnt/asec/com.jakesandersonapps.gpssend-1 vfat ro,dirsync,nosuid,nodev,relatime,uid=1000,fmask=02 22,dmask=0222,codepage=cp437,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0
Un saludo