Sending TERM to remaining processes ... dnsmasq ntpd snmpd ubusd logd logread netifd crond uhttpd olsrd olsrd gateway
Sending KILL to remaining processes ... logread
Switching to ramdisk...
[   75.355039] UBIFS (ubi0:4): background thread "ubifs_bgt0_4" stops
[   75.378775] UBIFS (ubi0:4): un-mount UBI device 0
Performing system upgrade...
removing ubiblock0_3
[   76.213360] block ubiblock0_3: released
ubirmvol: error!: cannot find UBI volume "rootfs"
          error 19 (No such device)
ubirmvol: error!: cannot find UBI volume "rootfs_data"
          error 19 (No such device)
Volume ID 2, size 131 LEBs (2079232 bytes, 1.9 MiB), LEB size 15872 bytes (15.5 KiB), dynamic, name "kernel", alignment 1
ubimkvol: error!: UBI device does not have free logical eraseblocks
cannot create rootfs volume
ubiupdatevol: error!: "-" (size 6006142) will not fit volume "/dev/ubi0_3" (size 5888512)
tar: write error: Broken pipe
sysupgrade successful