I'm got same problem...
Did someone open an PR for this issue?
2017-10-11 22:48 GMT+03:00 Goran Mekić <firstname.lastname@example.org>:
> On Tue, Oct 10, 2017 at 09:10:37PM +0000, Oleg Ginzburg wrote:
> > I think I found something, but I do not understand why this is only
> > observed in jail and with commit change this.
> > The problem about which the Goran wrote can be fixed with:
> > # diff -ruN dhclient.c-orig dhclient.c
> > --- dhclient.c-orig 2017-10-10 23:51:52.451361000 +0000
> > +++ dhclient.c 2017-10-10 23:54:55.803404000 +0000
> > @@ -479,6 +479,7 @@
> > fork_privchld(pipe_fd, pipe_fd);
> > + pidfile_close(pidfile);
> > close(ifi->ufdesc);
> > ifi->ufdesc = -1;
> > close(ifi->wfdesc);
> > From pidfile(3) man page:
> > The pidfile_close() function closes a pidfile. It should be used
> > daemon fork()s to start a child process.
> > chroot(2) in dhclient return NOPERM (via global errno). it seems to be
> > related to open descriptor outside the chroot.
> > I'm not sure if this fd leak (due to pidfile_remove at the end of
> > dhclient), nevertheless closing pid fd in my jail/FreeBSD12 before
> > solve dhclient issue.
> I can confirm Oleg's patch works for me. Weird one, for sure!
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