Re: kern/58301: Recent sys/net/nd.c change panics my -current aarch64 system (nanopi m4v2)

[mlelstv%serpens.de@localhost (Michael van Elst)]

The following reply was made to PR kern/58301; it has been noted by GNATS.

From: mlelstv%serpens.de@localhost (Michael van Elst)
To: gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: kern/58301: Recent sys/net/nd.c change panics my -current aarch64 system (nanopi m4v2)
Date: Thu, 30 May 2024 12:46:55 -0000 (UTC)

 mk%kilbi.de@localhost writes:
 
 >		/netbsd: [ 3659.7543704] panic: kernel diagnostic assertion "lle->la_numheld == 0" failed: file "../../../../net/if_llatbl.c", line 333 la_numheld 1 > 0, pkts_dropped 0
 
 
 nd_timer doesn't seem to maintain the la_numheld counter.
 
 Can you test this ?
 
 --- nd.c.orig   2024-05-30 14:46:19.395480448 +0200
 +++ nd.c        2024-05-30 14:40:37.612760004 +0200
 @@ -105,8 +105,12 @@ nd_timer(void *arg)
  
                         m->m_nextpkt = NULL;
                         ln->ln_hold = NULL;
 +                       ln->la_numheld = 0;
                 }
  
 +               KASSERTMSG(ln->la_numheld == 0, "la_numheld=%d",
 +                   ln->la_numheld);
 +
                 missed = ND_LLINFO_INCOMPLETE;
                 ln->ln_state = ND_LLINFO_WAITDELETE;
                 break;