Hello Brice, I wrongly tested with 1.6rc2 instead of 1.6.1rc2 ! It works fine with 1.6.1rc2 - so end of thread for me.
Thank you and sorry again, Olivier Cessenat ----- Mail original ----- De: "Brice Goglin" <brice.gog...@inria.fr> À: cesse...@free.fr Cc: "Hardware locality user list" <hwloc-us...@open-mpi.org> Envoyé: Mercredi 16 Janvier 2013 18:56:52 Objet: Re: [hwloc-users] Segmentation fault in collect_proc_cpuset, topology.c line 1074 Please send the tarball generated by hwloc-gather-topology in hwloc 1.5 Thanks Brice Le 16/01/2013 18:49, cesse...@free.fr a écrit : > Hello, > > Unfortunately it fails as well. > Failure happens when the proc involved is not proc number 0 of the node. > > Cheers > Olivier Cessenat. > > ----- Mail original ----- > De: "Brice Goglin" <brice.gog...@inria.fr> > À: "Hardware locality user list" <hwloc-us...@open-mpi.org>, cesse...@free.fr > Envoyé: Mardi 15 Janvier 2013 19:26:30 > Objet: Re: [hwloc-users] Segmentation fault in collect_proc_cpuset, > topology.c line 1074 > > Hello > Indeed, there's a big cgroup crash in 1.6. Can you verify that 1.6.1rc2 works > fine? > Thanks > Brice > > > > > cesse...@free.fr a écrit : > > Hello, > > When updating from 1.5.1 to 1.6 I get a segfault when inside a > cgroup/cpuset in collect_proc_cpuset, file topology.c line 1074. > > It appears that an HWLOC_OBJ_CORE has a son who is it's HWLOC_OBJ_GROUP's > father ! > > $ cat /proc/self/cgroup > 2: cpuset: /slurm/test > 1: freezer: / > $ lssubsys -m cpuset > cpuset /cgroup/cpuset > $ cat /cgroup/cpuset/slurm/test/cpuset.cpus > 31 > $ hwloc-1.6/bis/lstopo > Segmentation fault (core dumped) > $ gdb... > Program terminated with signal 11, Segmentation fault. > #0 0x00007ffd758d225e in collect_proc_cpuset (obj=<value opt out>, > sys=0x1f4dba0) at topology.c: 1074 > > The machine is made of bullx super-node S6010 (CEA Tera 100). > > Thanks for your help, > > Olivier Cessenat. > > > > > hwloc-users mailing list > hwloc-us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/hwloc-users
