Re: lldpd (base) Abort trap

[email protected] wrote:

> It appears that the lldpd (in base) process dies anytime
> a logical interface is created (ex: when a vm is started).
> 
> On a vm running amd64 -current:
> 
> # cat /var/db/installed.BUILDINFO
> Build date: 1787294679 - Fri Aug 21 06:44:39 UTC 2026
> 
> # lldpd -d
> lldpd: vio0 index 1
> lldpd: route message: 26 bytes
> lldpd[83203]: pledge "tty", syscall 54
> Abort trap

Probably this.

static void
rtsock_if_attach(struct lldpd *lldpd, const struct if_announcemsghdr *ifan)
{
...
        if (ioctl(lldpd->s, SIOCGIFDATA, &ifr) == -1) {


This may help, please test and let me know.

Index: lldpd.c
===================================================================
RCS file: /cvs/src/usr.sbin/lldpd/lldpd.c,v
diff -u -p -u -r1.9 lldpd.c
--- lldpd.c	16 May 2025 04:04:41 -0000	1.9
+++ lldpd.c	23 Aug 2026 00:47:32 -0000
@@ -268,7 +268,7 @@ main(int argc, char *argv[])
 	if (!debug && rdaemon(devnull) == -1)
 		err(1, "unable to daemonize");
 
-	if (pledge("stdio unix", NULL) == -1)
+	if (pledge("stdio unix route", NULL) == -1)
 		err(1, "pledge");
 
 	event_init();