On Monday 11 July 2005 21:12, Peter wrote: > Hi. I am hitting a bug that manifests in an unregister_netdevice error > message. After the problem is triggered processes like ifconfig, tunctl > and route refuse to exit, even with killed. Even from the "D" state below, it's clear that there was a deadlock on some semaphore, related to tap24... Could you search your kernel logs for traces of an Oops? > And the only solution I > have found to regaining control of the server is issuing a reboot.
> The server is running a number of tap devices. (It is a UML host server > running the skas patches http://www.user-mode-linux.org/~blaisorblade/). > > Regards, Peter > > # uname -r > 2.6.11.7-skas3-v8 > > unregister_netdevice: waiting for tap24 to become free. Usage count = 1 > unregister_netdevice: waiting for tap24 to become free. Usage count = 1 > unregister_netdevice: waiting for tap24 to become free. Usage count = 1 > unregister_netdevice: waiting for tap24 to become free. Usage count = 1 > unregister_netdevice: waiting for tap24 to become free. Usage count = 1 > unregister_netdevice: waiting for tap24 to become free. Usage count = 1 > unregister_netdevice: waiting for tap24 to become free. Usage count = 1 > > > 30684 ? DW 0:45 \_ [tunctl] > 31974 ? S 0:00 /bin/bash ./monitorbw.sh > 31976 ? S 0:00 \_ /bin/bash ./monitorbw.sh > 31978 ? D 0:00 \_ /sbin/ifconfig > 31979 ? S 0:00 \_ grep \(tap\)\|\(RX bytes\) > 32052 ? S 0:00 /bin/bash /opt/uml/umlcontrol.sh start --user > gildersleeve.de > 32112 ? S 0:00 \_ /bin/bash /opt/uml/umlrun.sh --user > gildersleeve.de > 32152 ? S 0:00 \_ /bin/bash ./umlnetworksetup.sh > --check --user gildersleeve.de > 32176 ? D 0:00 \_ tunctl -u gildersleeve.de -t tap24 > > > ------------------------------------------------------- > This SF.Net email is sponsored by the 'Do More With Dual!' webinar > happening July 14 at 8am PDT/11am EDT. We invite you to explore the latest > in dual core and dual graphics technology at this free one hour event > hosted by HP, AMD, and NVIDIA. To register visit > http://www.hp.com/go/dualwebinar > _______________________________________________ > User-mode-linux-devel mailing list > User-mode-linux-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel -- Inform me of my mistakes, so I can keep imitating Homer Simpson's "Doh!". Paolo Giarrusso, aka Blaisorblade (Skype ID "PaoloGiarrusso", ICQ 215621894) http://www.user-mode-linux.org/~blaisorblade ___________________________________ Yahoo! Messenger: chiamate gratuite in tutto il mondo http://it.beta.messenger.yahoo.com ------------------------------------------------------- This SF.Net email is sponsored by the 'Do More With Dual!' webinar happening July 14 at 8am PDT/11am EDT. We invite you to explore the latest in dual core and dual graphics technology at this free one hour event hosted by HP, AMD, and NVIDIA. To register visit http://www.hp.com/go/dualwebinar _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel
