Re: [B.A.T.M.A.N.] batmand_0.3 segmentation fault

[Jan Hetges <tran@ms20.net>]

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Hi
On Wed, Oct 17, 2007 at 11:09:16AM +0200, Axel Neumann wrote:
> since rv 498 the interface initialization and probing for the tun module is 
> done before the daemon forks into background.
> However, the warning for "tun not loaded" has not reflected this. Now it goes 
> to stderr!
> 
> Can you try rv 727 ?

that looks good to me:

root@Experimental-l/ever:~# batmand -r 2 eth1
WARNING: You are using the unstable batman branch. If you are interested
in *using* batman get the latest stable release !
Error - could not open '/dev/net/tun' ! Is the tun kernel module loaded?

cheers

  --Jan
> 
> On Dienstag 16 Oktober 2007, Jan Hetges wrote:
> > On Tue, Oct 16, 2007 at 12:52:53PM -0600, Jan Hetges wrote:
> > > On Tue, Oct 16, 2007 at 11:25:52AM -0600, Jan Hetges wrote:
> > > > On Tue, Oct 16, 2007 at 03:13:52PM +0200, Marek Lindner wrote:
> > > > > > i just tried both and batmand_0.3-beta-rv674 gives a segmenation
> > > > > > fault and
> > > > >
> > > > > are you sure it segfaults or is it simply not running ? Please
> > > >
> > > > yes, at least it said "Segmentation fault"
> > > >
> > > > > > batmand_0.2-rv502 doesn't start (probably segfault as well).
> > > >
> > > > this one is simply not running
> > > >
> > > > so i installed
> > > > http://downloads.open-mesh.net/batman/development/misc/batmand_0.3-beta
> > > >-rv724_mipsel-wr-elf-32-lsb-dynamic-unstripped.tgz md5sum
> > > > /tmp/batmand_0.3-beta-rv724_mipsel-wr-elf-32-lsb-dynamic
> > > > 955cc1f203c4ad47fea84427b7b7c5c4
> > > > /tmp/batmand_0.3-beta-rv724_mipsel-wr-elf-32-lsb-dynamic
> > >
> > > the safe way to reproduce this:
> > > flash openwrt-g-freifunk-1.6.9-es.bin to a wrt54g
> > > then put scr lui http;//freifunk.schmudde.com/ipkg into /etc/ipkg.conf
> > > ipkg update
> > > ipkg install freifunk-batman freifunk-recommended-es
> > > install
> > > http://downloads.open-mesh.net/batman/development/misc/batmand_0.3-beta-r
> > >v724_mipsel-wr-elf-32-lsb-dynamic-unstripped.tgz without rebooting!
> > > i insmod /lib/modules/.../tun.o and tried again... still segfaults
> > > after rebooting the box no more segfault!
> >
> > because i'm upgrading some more wrt54g, i can do some more testing :-).
> > so i tried some random 0.3 versions and *ALL* of them gave a segmentation
> > fault (all the way back including batmand_III_rv405)
> > and i veryfied 0.2-rv502 with logread -f , and there was something with
> > tun not loaded , can't try again because someone rebooted the box ;-)
> > but i have some more :)
> >
> >   --Jan
> 
> 
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