The mini root filesystem for -current has been updated:
ftp://ftp.arm.slackware.com/slackwarearm/slackwarearm-devtools/minirootfs/

• a/e2fsprogs-1.44.6-arm-1.txz
• a/hwdata-0.321-arm-1.txz
• a/kernel-modules-armv7-4.19.27_armv7-arm-1.txz
• a/kernel_armv7-4.19.27-arm-1.txz
• a/mtd-utils-080319-arm-1.txz
• ap/man-pages-5.00-noarch-1.txz
• ap/most-5.1.0-arm-1.txz
• d/kernel-headers-4.19.27-arm-1.txz
• k/kernel-source-4.19.27-arm-1.txz
• l/M2Crypto-0.32.0-arm-1.txz
• l/imagemagick-6.9.10_32-arm-1.txz
• n/dovecot-2.3.5-arm-1.txz
• n/php-7.2.16-arm-1.txz
• x/xf86-video-amdgpu-19.0.0-arm-1.txz
• x/xf86-video-ati-19.0.0-arm-1.txz
• xap/pavucontrol-4.0-arm-1.txz
• kernels/*

• x/xdm-1.1.11-arm-2.txz
  Reverted to xdm-1.1.11, as the new release after 7 years has some issues.
• isolinux/*