The first part of a genkernel-managed kernel build (building the kernel itself) goes fine and the logfile grows. However, the second part that presumably builds the initramfs is failing due to sandbox violations. Perhaps the logfile should be added to sandbox whitelist? Reproducible: Always Steps to Reproduce: The genkernel invocation (cwd is /usr/src/build-4.9.326-gentoo): #!/bin/bash printf -v t "kbuild.%(%Y.%m.%d-%H:%M)T.log" "-1" time genkernel \ --no-clean \ --no-mrproper \ --loglevel=5 \ --logfile="$t" \ --no-menuconfig \ --compress-initrd \ --compress-initramfs-type=best \ --luks \ --lvm \ --no-ramdisk-modules \ --no-all-ramdisk-modules \ --kerneldir="$PWD/source" \ --kernel-outputdir="$PWD" \ all Actual Results: The errors (excerp from terminal, the sandbox log file does not exist at the stated place) libtool: install: x86_64-pc-linux-gnu-ranlib /var/tmp/genkernel/gk_Av2L7liY/util-linux/image/usr/lib/libmount.a [5767/9288] libtool: warning: remember to run 'libtool --finish /usr/lib' * util-linux-2.37.2: >> Creating binpkg ... * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 175: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 184: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * Scanning for dynamically linked programs ... * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 175: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 184: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * QA_IGNORE_DYNAMICALLY_LINKED_PROGRAM is not set; Not checking '/sbin/blkid' for exclusion ... * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 175: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 184: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * QA_IGNORE_DYNAMICALLY_LINKED_PROGRAM is not set; Not checking '/sbin/switch_root' for exclusion ... * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 175: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 184: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied COMMAND: /bin/tar -c -I 'xz -T3' -pf /var/cache/genkernel/4.2.6/util-linux-2.37.2-x86_64.tar.xz . * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 175: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 184: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * Final size of build root: 4.0K * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 175: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 184: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * Final size of build directory: 73M * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 175: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 184: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * Final size of installed tree: 4.3M * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 175: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * ACCESS DENIED: open_wr: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log /usr/share/genkernel/gen_funcs.sh: line 184: /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log: Permission denied * ----------------------- SANDBOX ACCESS VIOLATION SUMMARY ----------------------- * LOG FILE: "/var/tmp/genkernel/gk_Av2L7liY/sandbox_vn60ae.log" * The setup: /usr/src/linux-4.9.326-gentoo contains the kernel sources, as installed by "emerge gentoo-sources" /usr/src/build-4.9.326-gentoo contains the build files. /usr/src/build-4.9.326-gentoo/kbuild.2022.09.10-23:41.log is the log file (--logfile=the above) kernel & system map are both installed to /boot, initramfs is missing.