Re: nmap: nsock_event.c:406: msevent_new: Assertion `msiod->state != NSIOD_STATE_DELETED' failed

[David Fifield <david () bamsoftware com>]

Were you able to recompile with NSOCK_TRACE_LEVEL=9? Did you discover
anything?

David

On Tue, Nov 20, 2012 at 11:11:39PM -0800, David Fifield wrote:
> On Mon, Nov 12, 2012 at 03:40:31PM +1100, Abuse 007 wrote:
> > I'm getting a nmap: nsock_event.c:406: msevent_new: Assertion `msiod->state
> > != NSIOD_STATE_DELETED' failed error which is terminating nmap when
> > scanning a range of addresses.
> >
> > The command I'm using is: nmap -Pn -A --script 'safe and not broadcast*'
> > -oA nmap-x.x.x.224_27.`dt` x.x.x.224-255
> >
> > dt is a script to print out the date-time in ISO format (i.e.
> > "20121112-153151")
> >
> > I'm using the nmap from SVN Revision: 29188, on Ubuntu 10.04.2 LTS,
> > Linux 2.6.38 SMP i686.
> >
> > Output: -
> >
> > Starting Nmap 6.02 ( http://nmap.org ) at 2012-11-09 11:14 EST
> > Pre-scan script results:
> > |_eap-info: please specify an interface with -e
> > | http-icloud-findmyiphone:
> > |_  ERROR: No username or password was supplied
> > | http-icloud-sendmsg:
> > |_  ERROR: No username or password was supplied
> > | http-virustotal:
> > |_  ERROR: An API key is required in order to use this script (see
> > description)
> > | targets-asn:
> > |_  targets-asn.asn is a mandatory parameter
> > nmap: nsock_event.c:406: msevent_new: Assertion `msiod->state !=
> > NSIOD_STATE_DELETED' failed.
> > Aborted
> >
> >
> > This was happening on an earlier revision, I tried checking out a later
> > SVN, recompiling etc. Still hitting the issue.
> >
> > I search and found this post, http://seclists.org/nmap-dev/2012/q3/56,
> > which was fixed.
> >
> > Is this a regression, or a separate issue?
>
> I think this is a separate issue.
>
> Could you try changing NSOCK_TRACE_LEVEL in nmap.h to 9, and running
> with the -d3 option? This will create a ton of output, perhaps including
> the immediate cause of why you're seeing this error message.
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