Dear guix, On master, I can’t reconfigure my system, because the linux-modules.drv fails with the following error: Backtrace: 17 (primitive-load "/gnu/store/bvjcb7jbwlky0czin8p66949mil?") In ice-9/eval.scm: 619:8 16 (_ #f) 626:19 15 (_ #) 293:34 14 (_ #(# #)) In srfi/srfi-1.scm: 586:29 13 (map1 _) 586:29 12 (map1 _) 586:29 11 (map1 _) 586:29 10 (map1 _) 586:29 9 (map1 _) 586:29 8 (map1 _) 586:29 7 (map1 _) 586:29 6 (map1 _) 586:29 5 (map1 _) 586:29 4 (map1 _) 586:29 3 (map1 _) 586:29 2 (map1 _) 586:17 1 (map1 ("simplefb" "pata_acpi" "pata_atiixp" "isci" "?" ?)) In gnu/build/linux-modules.scm: 257:5 0 (_) gnu/build/linux-modules.scm:257:5: kernel module not found "simplefb" "/gnu/store/1ai7mxw5ad58ic9slxsjzsxaryi5wksp-linux-libre-5.10.87/lib/modules" The top of the backtrace is this file, /gnu/store/bvjcb7jbwlky0czin8p66949milhvrql-linux-modules-builder: (begin (use-modules (gnu build linux-modules) (guix build utils) (srfi srfi-1) (srfi srfi-26)) (define module-dir (string-append "/gnu/store/1ai7mxw5ad58ic9slxsjzsxaryi5wksp-linux-libre-5.10.87" "/lib/modules")) (define modules (let* ((lookup (cut find-module-file module-dir <>)) (modules (map lookup (quote ("ahci" "usb-storage" "uas" "usbhid" "hid-generic" "hid-apple" "dm-crypt" "xts" "serpent_generic" "wp512" "nls_iso8859-1" "framebuffer_coreboot" "simplefb" "pata_acpi" "pata_atiixp" "isci" "virtio_pci" "virtio_balloon" "virtio_blk" "virtio_net" "virtio_console" "virtio-rng"))))) (append modules (recursive-module-dependencies modules #:lookup-module lookup)))) (define (maybe-uncompress file) (cond ((string-contains file ".ko.gz") (invoke "/gnu/store/9q9z91mvc1r3h8zmi135msv3j1dgv2js-gzip-1.10/bin/gunzip" file)))) (mkdir ((@ (guile) getenv) "out")) (for-each (lambda (module) (let ((out-module (string-append ((@ (guile) getenv) "out") "/" (basename module)))) (format #t "copying '~a'...~%" module) (copy-file module out-module) (maybe-uncompress out-module))) (delete-duplicates modules)) (write-module-name-database ((@ (guile) getenv) "out"))) This is the linux-related part of my system configuration: (operating-system (kernel linux-libre-lts) (kernel-arguments `(,@%default-kernel-arguments "modprobe.blacklist=amdgpu,radeon")) …) Best regards, Vivien