Messages in this thread | | | Date | Fri, 14 May 2010 11:11:37 +0200 | From | Lluís Batlle i Rossell <> | Subject | Re: fds jumping between processes |
| |
Bah, forget it! firefox problem. Sorry for the noise.
On Fri, May 14, 2010 at 11:09:03AM +0200, Lluís Batlle i Rossell wrote: > Hello, > here is quite an open bug report... I could not reproduce this again, but it > involves the fds opened of a killed process being passed to another process, or > something like this. > > I'm using vanilla 2.6.33.3 in x86_64. > I was using skype, talking through it using alsa, and trying the > 'share desktop' feature, it died. Starting it again, it could not open the alsa > device. Using fuser: > > ...:/dev/snd]$ fuser * > controlC0: 32341 > pcmC0D0p: 32341 > timer: 32341 > > Which that was: > $ ps ax | grep 323 > 32341 ? S 0:01 /home/xxx/.nix-profile/bin/xpdf /tmp/xxx.pdf > > So, after skype (using alsa) died, the xpdf process took the soundcard fds > skype had. It does not make much sense xpdf to use sound... so I guess something > worth looking happened. > > I don't have more details. Killing xpdf made the new skype open the alsa device > properly. > > Sorry for not having analised the situation better. Now I cannot reproduce it > anymore. Maybe this will make someone knowing say "ah, let me look if ...". I > just thought if this is a bug in the kernel, it can involve security problems. > > Thank you, > Lluís. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |