there is a segfault in libxl logging in libxl_ctx_free when domain create fail. because the log output handler vmessage is freed by xtl_logger_destroy before libxl_ctx_free in virDomainObjListRemove. move xtl_logger_destroy after libxl_ctx_free could fix this bug. Signed-off-by: Bamvor Jian Zhang <bjzhang(a)suse.com&gt; --- src/libxl/libxl_domain.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/src/libxl/libxl_domain.c b/src/libxl/libxl_domain.c index 68009db..e72c483 100644 --- a/src/libxl/libxl_domain.c +++ b/src/libxl/libxl_domain.c @@ -354,12 +354,11 @@ libxlDomainObjPrivateDispose(void *obj) libxl_evdisable_domain_death(priv->ctx, priv->deathW); virChrdevFree(priv->devs); - - xtl_logger_destroy(priv->logger); + libxl_ctx_free(priv->ctx); if (priv->logger_file) VIR_FORCE_FCLOSE(priv->logger_file); - libxl_ctx_free(priv->ctx); + xtl_logger_destroy(priv->logger); } static void -- 1.8.1.4