[cups-devel] Add printer, pam with libprelude, core-dump/ANOM_ABEND

On Tue, 2017-02-28 at 17:58 +0100, Helge Blischke wrote:
> > Am 28.02.2017 um 12:53 schrieb tjoen <tjoen at dds.nl>:
> > 
> > On Mon, 2017-02-27 at 22:30 +0100, Helge Blischke wrote:
> > > > Am 27.02.2017 um 20:13 schrieb tjoen <tjoen at dds.nl>:

> > > > With --enable-debug (default is no) in Linux-PAM I get
> > > > 
> > > > #0  0x00007ffff507607f in raise () from /lib/libc.so.6
> > > > #1  0x00007ffff50774aa in abort () from /lib/libc.so.6
> > > > #2  0x00007ffff379c0a6 in _prelude_thread_deinit () at \
> > > > 	prelude-thread.c:84
> > > > #3  0x00007ffff37893af in prelude_deinit () at prelude.c:268
> > > > #4  0x00007ffff744792f in prelude_send_alert \
> > > > 	(pamh=pamh at entry=0x55555583c2a0, 
> > > >     authval=authval at entry=0) at pam_prelude.c:450
> > > > #5  0x00007ffff743f88c in pam_authenticate
> > > > (pamh=0x555550583c2a0, 
> > > >     flags=<optimized out>) at pam_auth.c:45
> > > > 
> > > > How do I get rid of that "<optimized out>" ?
> > > > 
> > > > > #6  0x0000555555560c99 in cupsdAuthorize (con=0x555555839630)
> > > > > at
> > > > > \
> > > > >         auth.c:616
> > > First, I’d edit the Makefile (after running configure) and reduce
> > > the
> > > optimizing number by one
> > > (repeat this until the „optimized out“ disappears).

OK
Cups recompiled with patch replacing PAM_SILENT by 0
  and without --enable-debug
Linux-PAM recompiled without --enable-debug but CFLAGS
  LDFLAGS and BUILD_CFLAGS -O0 (-O1 was insufficient)
#0  0x00007ffff50b007f in raise () from /lib/libc.so.6
#1  0x00007ffff50b14aa in abort () from /lib/libc.so.6
#2  0x00007ffff37d60a6 in _prelude_thread_deinit () at \
	prelude-thread.c:84
#3  0x00007ffff37c33af in prelude_deinit () at prelude.c:268
#4  0x00007ffff744d346 in prelude_send_alert \
	(pamh=0x5555557f36f0, authval=0)
    at pam_prelude.c:450
#5  0x00007ffff74462b0 in pam_authenticate \
	(pamh=0x5555557f36f0, flags=0)
    at pam_auth.c:45
#6  0x00005555555606dd in ?? ()
#7  0x000055555556429c in ?? ()
#8  0x0000555555597ee6 in ?? ()
#9  0x0000555555574745 in ?? ()
#10 0x00007ffff509d2c1 in __libc_start_main () from /lib/libc.so.6
#11 0x000055555555fb4a in ?? ()

Bad news is that the patch is not the sollution