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

Felipe Arturo Polanco felipeapolanco at gmail.com
Sat Jul 14 19:21:28 EDT 2018


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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