Hello everyone, In the latest ISAR next branch we observed the build failure happening consistently with the following steps. 1. git clone http://github.com/ilbers/isar.git 2. cd isar; git checkout next 3.. isar-init-build-env ../build 4. bitbake mc:qemuarm-bookworm:isar-image-base Now we can able to see the below failures: Logs: NOTE: Executing Tasks ERROR: mc:qemuarm-bookworm:sbuild-chroot-host-1.0-r0 do_rootfs_postprocess: ExecutionError('/home/mahanadi/srinu_workspace/ISAR_UMOUNT_ISSUE_ANALYSIS/build/tmp/work/debian-bookworm-armhf/sbuild-chroot-host/1.0-r0/temp/run.rootfs_do_umounts.143629', 32, None, None) ERROR: Logfile of failure stored in: /home/mahanadi/srinu_workspace/ISAR_UMOUNT_ISSUE_ANALYSIS/build/tmp/work/debian-bookworm-armhf/sbuild-chroot-host/1.0-r0/temp/log.do_rootfs_postprocess.143629 Log data follows: | DEBUG: Executing python function do_rootfs_postprocess | DEBUG: Executing shell function rootfs_do_mounts | DEBUG: Shell function rootfs_do_mounts finished | DEBUG: Executing shell function rootfs_do_qemu | DEBUG: Shell function rootfs_do_qemu finished | DEBUG: Executing shell function rootfs_postprocess_clean_ldconfig_cache | DEBUG: Shell function rootfs_postprocess_clean_ldconfig_cache finished | DEBUG: Executing shell function rootfs_postprocess_clean_tmp | DEBUG: Shell function rootfs_postprocess_clean_tmp finished | DEBUG: Executing shell function rootfs_do_umounts | umount: /home/mahanadi/srinu_workspace/ISAR_UMOUNT_ISSUE_ANALYSIS/build/tmp/work/debian-bookworm-armhf/*sbuild-chroot-host/1.0-r0/rootfs/dev/pts: target is busy*. | WARNING: exit code 32 from a shell command. | DEBUG: Python function do_rootfs_postprocess finished ERROR: Task (mc:qemuarm-bookworm:/home/mahanadi/srinu_workspace/ISAR_UMOUNT_ISSUE_ANALYSIS/isar/meta/recipes-devtools/sbuild-chroot/sbuild-chroot-host.bb:do_rootfs_postprocess) failed with exit code '1' Does anyone faces this kind of issue? *Note*: same machine building fine with kas-container Any help would be greatly appreciated Many thanks, Srinu -- You received this message because you are subscribed to the Google Groups "isar-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to isar-users+unsubscribe@googlegroups.com. To view this discussion visit https://groups.google.com/d/msgid/isar-users/4d6486d5-0622-46d0-b207-37d281e56071n%40googlegroups.com.