Re: vsftpd on IP27

[Thiemo Seufer <ths@networkno.de>]

Chad Feller wrote:
> Thiemo Seufer wrote:
> > Chad Feller wrote:
> >   
> >>>>   Data bus error, epc == 000000000040fe48, ra == 000000000040fe44
> >>>>         
> >>> This might be a flaw in the ip27 kernel. Currently there is no offical
> >>> Debian kernel for ip27. Which kernel version from what source do you use?
> >>>
> >>>
> >>> Thiemo
> >>>       
> >> I've tried this under two kernels with identical results:  The first of 
> >> which is your 2.6.12 kernel which you have under experimental, and a 
> >> 2.6.17 which I pulled from Debian sources (linux-source-2.6.17-9), and 
> >> patched from here: 
> >>
> >>   ftp://ftp.linux-mips.org/pub/linux/mips/people/ralf/ip27
> >>  
> >> I've yet to try a 2.6.18 kernel now that the sources are in testing.
> >>     
> >
> > Please try that one, if it fails the same way, report the failure log to
> > linux-mips@linux-mips.org.
> >
> >
> > Thiemo
> >   
> I just rebooted into the 2.6.18 kernel - same thing.  There really is no
> failure log as nothing is posted to any log.... only the output
> mentioned above.  I haven't been able to reproduce the Data bus error
> previously described above with 2.6.18, but that is the only difference
> (printk support is compiled in).

So the bus errors are fixed in the meanwhile, but the munmap still fails.

> So my question is this: should I still post to linux-mips, and if so what?

Basically what you have found out so far, probably with a strace log.

> Secondly, if this is a kernel bug, why would vsftpd run w/out a config
> file?

I figure it travels a different code path which triggers the failure.


Thiemo