When a system is built that requests a kernel module that does not exists, this is the error message a user will see:
--8<---------------cut here---------------start------------->8--- Backtrace: 8 (primitive-load "/gnu/store/vz7ci9rh483f2zps2cl174rd91b?") In ice-9/eval.scm: 619:8 7 (_ #f) 626:19 6 (_ #<directory (guile-user) 7cf140>) 159:9 5 (_ _) In gnu/build/linux-modules.scm: 184:47 4 (recursive-module-dependencies _ #:lookup-module _) 98:14 3 (module-dependencies _) 85:18 2 (modinfo-section-contents _) In ice-9/ports.scm: 439:11 1 (call-with-input-file #f #<procedure get-bytevector-al?> ?) In unknown file: 0 (open-file #f "r" #:encoding #f #:guess-encoding #f) ERROR: In procedure open-file: Wrong type (expecting string): #f builder for `/gnu/store/0ahsvp7wx52zzh1rywbdbq78llcwb7id-linux-modules.drv' failed with exit code 1 --8<---------------cut here---------------end--------------->8--- -- Ricardo