This code is relevant, in src/dnsmasq.c
if (option_bool(OPT_DEBUG)) prctl(PR_SET_DUMPABLE, 1, 0, 0, 0); Cheers, Simon. On 28/12/2018 03:40, Arvind Nagarajan wrote: > Hi All, > > When dnsmasq crashes due to segfault (SIGSEGV) I am not getting a core > file generated. > Is this expected? > dnsmasq is managed by systemd and started using > systemctl start dnsmasq. > The dnsmasq service file starts dnsmasq with '-k' option - keep in > foreground mode. > > Howerver If I run the dnsmasq in debug mode using '-d' mode the core > dump is getting generated. > > Do I need to add any signal handling code/any config knob to generate > core dump in -k' mode. > Any pointers regarding this will be helpful. > > Thanks, > Arvind > > _______________________________________________ > Dnsmasq-discuss mailing list > Dnsmasq-discuss@lists.thekelleys.org.uk > http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss > _______________________________________________ Dnsmasq-discuss mailing list Dnsmasq-discuss@lists.thekelleys.org.uk http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss