On Fri, Feb 20, 2015 at 04:01:34PM +0100, Didier Roche wrote: > Le 20/02/2015 15:41, Michael Biebl a écrit : > >2015-02-20 15:36 GMT+01:00 Martin Pitt <martin.p...@ubuntu.com>: > >>Hello all, > >> > >>Since we updated to 219 in Ubuntu, several people reported boot > >>failures. Booting hangs a long time after starting D-Bus, in the > >>journal you get a lot of error messages like > >> > >> systemd[1]: Failed to register match for Disconnected message: > >> Connection timed out > >> systemd-logind[749]: Failed to fully start up daemon: Connection timed > >> out > >> dbus[800]: [system] Failed to activate service > >> 'org.freedesktop.PolicyKit1': timed out > >> > >>polkitd isn't running. This causes lots of jobs (logind, NetworkManager, > >>avahi, > >>etc.) to get stuck in an eternal retry loop. > >> > >>Unfortunately reproducing this is a real nuisance, classic heisenbug. > >>I'm now able to trigger it (sometimes) in a VM, but I still haven't > >>found a reliable recipe for reproducing it, so that bisecting just > >>takes ages. > >> > >>I'm keeping debug log, notes, and progress in > >>https://launchpad.net/bugs/1423811 FTR. This is mostly a heads-up for > >>other distros in case they also get reports like this, to shortcut the > >>debugging exercise (I already wasted 7 hours on this, and I'm not even > >>close to the solution). Quite surprisingly it's somewhere in journald. > >>Running 218 with journald from 219 causes the hang, 219 with journald > >>from 218 is fine. > >> > >I noticed this as well. Interestingly, it only ever happened after > >applying the fsckd patches and running with plymouth enabled. > > > > We get it with "quiet splash" removed as well. It just that it's > random on the machine load. We already ruled out the fsckd patch > yesterday, but I did retry today again after this comment on my own > vms and with systemd/udev/… ubuntu package "218-8ubuntu2" which > doesn't contain the fsckd patch (and have the 218 and 219 > systemd-fsck writing to /dev/console) + systemd-journal binary > copied from 219-1ubuntu1, I was able to reproduce the hang after 15 > boots.
Anything interesetingif you attach gdb to systemd-jouranld?Can you paste bt and the Server variable (IIRC, it's *s in main)? How many open fds does sd-journald have? Zbyszek _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel
