Current libvirt.git: $ ~/d/libvirt/run gdb --args ~/d/libvirt/daemon/libvirtd --timeout=30 [...] 2014-03-27 18:44:21.816+0000: 11868: info : libvirt version: 1.2.3 2014-03-27 18:44:21.816+0000: 11868: error : virHostdevManagerNew:116 : operation failed: Failed to create state dir '/var/run/libvirt/hostdevmgr' Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7fffdabc6700 (LWP 11868)] virObjectUnref (anyobj=anyobj@entry=0x7fffd412cc70) at util/virobject.c:270 270 memset(obj, 0, obj->klass->objectSize); Missing separate debuginfos, use: debuginfo-install audit-libs-2.3.3-1.fc20.x86_64 augeas-libs-1.1.0-2.fc20.x86_64 avahi-libs-0.6.31-21.fc20.x86_64 boost-system-1.54.0-9.fc20.x86_64 boost-thread-1.54.0-9.fc20.x86_64 bzip2-libs-1.0.6-9.fc20.x86_64 ceph-libs-0.67.3-2.fc20.x86_64 cryptopp-5.6.2-3.fc20.x86_64 cyrus-sasl-gssapi-2.1.26-14.fc20.x86_64 cyrus-sasl-lib-2.1.26-14.fc20.x86_64 cyrus-sasl-md5-2.1.26-14.fc20.x86_64 cyrus-sasl-plain-2.1.26-14.fc20.x86_64 cyrus-sasl-scram-2.1.26-14.fc20.x86_64 dbus-libs-1.6.12-8.fc20.x86_64 device-mapper-libs-1.02.82-5.fc20.x86_64 fuse-libs-2.9.3-2.fc20.x86_64 glibc-2.18-12.fc20.x86_64 glusterfs-api-3.4.2-1.fc20.x86_64 glusterfs-libs-3.4.2-1.fc20.x86_64 gmp-5.1.2-2.fc20.x86_64 gnome-keyring-3.10.1-1.fc20.x86_64 gnutls-3.1.20-3.fc20.x86_64 keyutils-libs-1.5.8-1.fc20.x86_64 krb5-libs-1.11.5-2.fc20.x86_64 leveldb-1.12.0-5.fc20.x86_64 libblkid-2.24.1-1.fc20.x86_64 libcap-ng-0.7.3-6.fc20.x86_64 libcom_err-1.42.8-3.fc20.x86_64 libcurl-7.32.0-4.fc20.x86_64 libdb-5.3.28-1.fc20.x86_64 libffi-3.0.13-5.fc20.x86_64 libgcc-4.8.2-7.fc20.x86_64 libgcrypt-1.5.3-2.fc20.x86_64 libgpg-error-1.12-1.fc20.x86_64 libidn-1.28-2.fc20.x86_64 libnl3-3.2.24-1.fc20.x86_64 libpcap-1.5.3-1.fc20.x86_64 libpciaccess-0.13.2-1.fc20.x86_64 libselinux-2.2.1-6.fc20.x86_64 libsepol-2.1.9-2.fc20.x86_64 libssh2-1.4.3-8.fc20.x86_64 libstdc++-4.8.2-7.fc20.x86_64 libtasn1-3.3-2.fc20.x86_64 libuuid-2.24.1-1.fc20.x86_64 libwsman1-2.4.3-1.fc20.x86_64 libxml2-2.9.1-2.fc20.x86_64 libxslt-1.1.28-5.fc20.x86_64 netcf-libs-0.2.3-5.fc20.x86_64 nettle-2.7.1-3.fc20.x86_64 nspr-4.10.2-1.fc20.x86_64 nss-3.15.4-1.fc20.x86_64 nss-softokn-freebl-3.15.4-1.fc20.x86_64 nss-util-3.15.4-1.fc20.x86_64 numactl-libs-2.0.9-1.fc20.x86_64 openldap-2.4.39-2.fc20.x86_64 openssl-libs-1.0.1e-37.fc20.x86_64 p11-kit-0.20.2-1.fc20.x86_64 p11-kit-trust-0.20.2-1.fc20.x86_64 pcre-8.33-4.fc20.x86_64 snappy-1.1.0-2.fc20.x86_64 systemd-libs-208-14.fc20.x86_64 trousers-0.3.11.2-1.fc20.x86_64 xen-libs-4.3.1-9.fc20.x86_64 xz-libs-5.1.2-6alpha.fc20.x86_64 yajl-2.0.4-3.fc20.x86_64 zlib-1.2.8-3.fc20.x86_64 (gdb) bt #0 virObjectUnref (anyobj=anyobj@entry=0x7fffd412cc70) at util/virobject.c:270 #1 0x00007ffff747eeb0 in virHostdevManagerNew () at util/virhostdev.c:123 #2 virHostdevManagerOnceInit () at util/virhostdev.c:65 #3 virHostdevManagerOnce () at util/virhostdev.c:71 #4 0x00007ffff44e9200 in pthread_once () from /lib64/libpthread.so.0 #5 0x00007ffff74aeabd in virOnce (once=<optimized out>, init=<optimized out>) at util/virthread.c:47 #6 0x00007ffff747ef07 in virHostdevManagerInitialize () at util/virhostdev.c:71 #7 virHostdevManagerGetDefault () at util/virhostdev.c:130 #8 0x00007fffdca2285d in qemuStateInitialize (privileged=<optimized out>, callback=<optimized out>, opaque=<optimized out>) at qemu/qemu_driver.c:698 #9 0x00007ffff753f83f in virStateInitialize (privileged=false, callback=callback@entry=0x55555556bf20 <daemonInhibitCallback>, opaque=opaque@entry=0x55555584a100) at libvirt.c:743 #10 0x000055555556bfcb in daemonRunStateInit ( opaque=opaque@entry=0x55555584a100) at libvirtd.c:919 #11 0x00007ffff74aea0e in virThreadHelper (data=<optimized out>) at util/virthread.c:197 #12 0x00007ffff44e3f33 in start_thread () from /lib64/libpthread.so.0 #13 0x00007ffff3e0aded in clone () from /lib64/libc.so.6 Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones libguestfs lets you edit virtual machines. Supports shell scripting, bindings from many languages. http://libguestfs.org