oddjob-mkhomedir cannot create home directories on a NFS when SELinux is enforcing

Issue

The oddjob fails to create new home directories on NFS with SELinux.

The following is logged:

type=AVC msg=audit(1348662490.879:21725): avc:  denied  { write } for  pid=6319 comm="mkhomedir" name="" dev=0:16 ino=97 scontext=system_u:system_r:oddjob_mkhomedir_t:s0-s0:c0.c1023 tcontext=system_u:object_r:nfs_t:s0 tclass=dir
type=AVC msg=audit(1348662490.879:21725): avc:  denied  { add_name } for  pid=6319 comm="mkhomedir" name="username" scontext=system_u:system_r:oddjob_mkhomedir_t:s0-s0:c0.c1023 tcontext=system_u:object_r:nfs_t:s0 tclass=dir
type=AVC msg=audit(1348662490.879:21725): avc:  denied  { create } for  pid=6319 comm="mkhomedir" name="username" scontext=system_u:system_r:oddjob_mkhomedir_t:s0-s0:c0.c1023 tcontext=system_u:object_r:nfs_t:s0 tclass=dir
type=AVC msg=audit(1348662490.921:21726): avc:  denied  { setattr } for  pid=6319 comm="mkhomedir" name="username" dev=0:16 ino=99 scontext=system_u:system_r:oddjob_mkhomedir_t:s0-s0:c0.c1023 tcontext=system_u:object_r:nfs_t:s0 tclass=dir
type=AVC msg=audit(1348662490.925:21727): avc:  denied  { create } for  pid=6319 comm="mkhomedir" name=".kshrc" scontext=system_u:system_r:oddjob_mkhomedir_t:s0-s0:c0.c1023 tcontext=system_u:object_r:nfs_t:s0 tclass=file
type=AVC msg=audit(1348662490.925:21727): avc:  denied  { open } for  pid=6319 comm="mkhomedir" name=".kshrc" dev=0:16 ino=100 scontext=system_u:system_r:oddjob_mkhomedir_t:s0-s0:c0.c1023 tcontext=system_u:object_r:nfs_t:s0 tclass=file
type=AVC msg=audit(1348662490.927:21728): avc:  denied  { setattr } for  pid=6319 comm="mkhomedir" name=".kshrc" dev=0:16 ino=100 scontext=system_u:system_r:oddjob_mkhomedir_t:s0-s0:c0.c1023 tcontext=system_u:object_r:nfs_t:s0 tclass=file