Displaying 3 results from an estimated 3 matches for "l651".
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651
2020 Feb 26
1
Re: *** buffer overflow detected *** accessing invalid FD in libguestfs
...980
> >
> > Do you suspect any particular handling inside libguestfs?
> > Thanks!
>
> Yes I guess the select() function here needs to be replaced with poll().
>
> https://github.com/libguestfs/libguestfs/blob/d9b4e3086e11b18dfc5215a7c4c21ae637be4fe6/lib/command.c#L651
Indeed, we ought to. I'll try to get it converted. Also, note for
libguestfs people: select() is used also in the daemon, although that
should not be a problem, since it does not use many libraries, and in
general has few fd's opened at runtime.
Note that collectd needs similar fixes, as...
2020 Feb 26
0
Re: *** buffer overflow detected *** accessing invalid FD in libguestfs
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> 886 917 949 980
>
> Do you suspect any particular handling inside libguestfs?
> Thanks!
Yes I guess the select() function here needs to be replaced with poll().
https://github.com/libguestfs/libguestfs/blob/d9b4e3086e11b18dfc5215a7c4c21ae637be4fe6/lib/command.c#L651
Rich.
--
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming and virtualization blog: http://rwmj.wordpress.com
libguestfs lets you edit virtual machines. Supports shell scripting,
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2020 Feb 24
3
*** buffer overflow detected *** accessing invalid FD in libguestfs
We have extended collectd virt plugin to extract info about disk usage from
a libvirt domain using libguestfs. In addition to my previous mail I am
attaching some more infomration about the problem.
Currently the collectd plugin works fine and retrieves the required
statistics. The problem that I face happens after certain number of cycles
(getting disk usage statistics). Collectd is terminated