[FROG] [EVPN] ./configure options to create crash dump and debugging for EVPN

[Donald Sharp]

Felipe -

We do not have enough information here to help.  I would recommend
installing the debug symbols to help us see what has gone wrong.

donald

On Sat, Jul 14, 2018 at 7:21 PM, Felipe Arturo Polanco
<felipeapolanco at gmail.com> wrote:
> Hi,
>
> Could anyone please share the ./configure options to enable debugging
> information as well as crash dump ?
>
> I have BGPd crashing in an EVPN environment with this as backtrace:
>
> Jul 13 20:08:10 li1276-116 bgpd[14597]:
> /usr/lib/frr/libfrr.so.0(zlog_backtrace_sigsafe+0x32) [0x7f592688fb94]
> Jul 13 20:08:10 li1276-116 bgpd[14597]:
> /usr/lib/frr/libfrr.so.0(zlog_signal+0x219) [0x7f59268900b1]
> Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/libfrr.so.0(+0x4a729)
> [0x7f59268a0729]
> Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x4a12e4]
> Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x4a15ad]
> Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x4a1660]
> Jul 13 20:08:10 li1276-116 bgpd[14597]:
> /usr/lib/frr/bgpd(bgp_evpn_local_vni_add+0x133) [0x4a5163]
> Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x446f2c]
> Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/libfrr.so.0(+0x5b572)
> [0x7f59268b1572]
> Jul 13 20:08:10 li1276-116 bgpd[14597]:
> /usr/lib/frr/libfrr.so.0(thread_call+0x46) [0x7f59268aa5d1]
> Jul 13 20:08:10 li1276-116 bgpd[14597]:
> /usr/lib/frr/libfrr.so.0(frr_run+0x1ae) [0x7f592688eb93]
> Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd(main+0x1f8)
> [0x41cf74]
> Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x41e826]
> Jul 13 20:08:10 li1276-116 watchfrr[14612]: bgpd state -> down : read
> returned EOF
>
> This is happening randomly and is hard to reproduce so I believe a crash
> dump can help see where the problem is.
>
> Thanks,
>
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