buildworld: "cp: /dev/null: Invalid argument"

[Ryan Stone]

I'm curious: does this give a similar issue?

touch /tmp/foo
cp /tmp/foo /tmo/foo2

I'm wondering if the issue is that copy_file_range isn't handling
empty files, or if it's a devfs issue.


On Thu, Sep 10, 2020 at 11:45 AM Michael Butler
<imb at protected-networks.net> wrote:
>
> It seems that SVN r365549 broke "cp /dev/null ..."
>
>     imb
>
> On 9/10/20 10:35 AM, Michael Butler wrote:
> > Is anyone else seeing failures like this in building world and, in my
> > case, cron jobs as well?
> >
> >
> > Building /usr/obj/usr/src/amd64.amd64/stand/i386/zfsboot/zfsboot.ldr
> > --- all_subdir_sbin ---
> > Building /usr/obj/usr/src/amd64.amd64/sbin/bsdlabel/bsdlabel
> > --- all_subdir_stand ---
> > --- zfsboot.ldr ---
> > cp: /dev/null: Invalid argument
> > *** [zfsboot.ldr] Error code 1
> > make[5]: *** zfsboot.ldr removed
> > --- all_subdir_kerberos5 ---
> > Building /usr/obj/usr/src/amd64.amd64/kerberos5/usr.sbin/iprop-log/iprop-log
> > --- all_subdir_stand ---
> >
> > make[5]: stopped in /usr/src/stand/i386/zfsboot
> > .ERROR_TARGET='zfsboot.ldr'
> > .ERROR_META_FILE='/usr/obj/usr/src/amd64.amd64/stand/i386/zfsboot/zfsboot.ldr.meta'
> > .MAKE.LEVEL='5'
> > MAKEFILE=''
> > .MAKE.MODE='meta missing-filemon=yes missing-meta=yes silent=yes verbose'
> > _ERROR_CMD='cp /dev/null zfsboot.ldr;'
> > .CURDIR='/usr/src/stand/i386/zfsboot'
> > .MAKE='make'
> > .OBJDIR='/usr/obj/usr/src/amd64.amd64/stand/i386/zfsboot'
> > .TARGETS='all'
> > DESTDIR='/usr/obj/usr/src/amd64.amd64/tmp'
> > LD_LIBRARY_PATH=''
> > MACHINE='amd64'
> > MACHINE_ARCH='amd64'
> > MAKEOBJDIRPREFIX=''
> > MAKESYSPATH='/usr/src/share/mk'
> > MAKE_VERSION='20200902'
> >
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