On Sun, Jun 18, 2023 at 03:24:17PM +0200, Why 42? The lists account. wrote:
>
> On Sun, Jun 04, 2023 at 01:03:14PM +0200, Otto Moerbeek wrote:
> > Hello,
> >
> > In the last few weeks a series of mallocs diff have been committed.
> > The last one today. That one allows malloc to detect more cases of
> > write-after-free. While that is a good thing, it might uncover latent
> > bugs in appliations.
> >
> > So if you are running current or snapshots, please keep an eye out for
> > issues reported by malloc. If we get too many reports of issues I
> > might change things so the extra write-after-free detetecion is ony
> > enabled when malloc option S is active.
>
> Well, I don't know if this related, but I just noticed this:
> mjoelnir:robb 18.06 15:17:30 # rcctl check mdnsd
> mdnsd(failed)
>
> mjoelnir:robb 18.06 15:17:32 [$?==1]# rcctl restart mdnsd
> mdnsd(ok)
>
> mjoelnir:robb 18.06 15:17:37 # rcctl check mdnsd
> mdnsd(failed)
>
> mjoelnir:robb 18.06 15:17:39 [$?==1]# pgrep -l mdnsd
> mjoelnir:robb 18.06 15:18:06 [$?==1]#
>
> mjoelnir:robb 18.06 15:18:07 [$?==1]# mdnsd -h
> mdnsd: unknown option -- h
> usage: mdnsd [-dw] ifname [ifnames...]
> usage: mdnsd -v
>
> mjoelnir:robb 18.06 15:18:22 [$?==1]# mdnsd -dv
> malloc() warning: unknown char in MALLOC_OPTIONS
> malloc() warning: unknown char in MALLOC_OPTIONS
So what's in your malloc options?
-Otto
> OpenMdns Daemon 0.7 (2017-03-10)
> Copyright (C) 2010-2014 Christiano F. Haesbaert
> mjoelnir:robb 18.06 15:18:30 #
>
> mjoelnir:robb 18.06 15:18:33 # pgrep -l mdnsd
> mjoelnir:robb 18.06 15:18:36 [$?==1]# mdnsd -d
> malloc() warning: unknown char in MALLOC_OPTIONS
> malloc() warning: unknown char in MALLOC_OPTIONS
> usage: mdnsd [-dw] ifname [ifnames...]
> usage: mdnsd -v
>
> This is with a 7.3 snapshot from about a week ago:
> mjoelnir:robb 18.06 15:22:22 # ls -ltr /bsd*
> -rwx------ 1 root wheel 25245701 Jun 11 13:42 /bsd.sp
> -rw------- 1 root wheel 4674809 Jun 11 13:42 /bsd.rd
> -rwx------ 1 root wheel 25364480 Jun 11 13:44 /bsd.booted
> -rwx------ 1 root wheel 25375272 Jun 11 13:56 /bsd
>
> mjoelnir:robb 18.06 15:21:53 # uname -a
> OpenBSD mjoelnir.fritz.box 7.3 GENERIC.MP#1230 amd64
>
