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

Michael Sweet msweet at apple.com
Fri Feb 24 10:44:13 PST 2017

I think if you just run cupsd in gdb you will be able to get a backtrace when it crashes:

    sudo gdb /usr/sbin/cupsd
    run -f
    ... wait for crash ...

and then send the output in a response.

> On Feb 24, 2017, at 1:40 PM, tjoen <tjoen at dds.nl> wrote:
> On Fri, 2017-02-24 at 10:10 -0500, Michael Sweet wrote:
>> You need to get a backtrace (from the core file, if one was
>> generated) to determine the cause. My guess is something in
>> libprelude, or another supporting library, as otherwise such things
>> would turn up when testing cupsd with valgrind and other security
>> tools.
> Thanks for responding.
> I have intalled valgrind because exempi issues a warning if there is 
> no valgrind. But I have no experience with valgrind.
> First step is recompiling cups but without packaging into an rpm?
> Also libprelude and PAM?
> Do I need to read the whole valgrind documentation?
> Any suggestion welcome
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Michael Sweet, Senior Printing System Engineer

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