When adding the aliased serial stub console, the structure wasn't properly allocated (VIR_ALLOC instead of virDomainChrDefNew) which then resulted in SIGSEGV in virDomainChrSourceIsEqual during a serial device coldplug. https://bugzilla.redhat.com/show_bug.cgi?id=1434278 Signed-off-by: Erik Skultety <eskultet(a)redhat.com&gt; --- src/qemu/qemu_hotplug.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c index 4a7d99725..34ddb95f8 100644 --- a/src/qemu/qemu_hotplug.c +++ b/src/qemu/qemu_hotplug.c @@ -1810,7 +1810,7 @@ qemuDomainChrPreInsert(virDomainDefPtr vmdef, if (!vmdef->consoles && VIR_ALLOC(vmdef->consoles) < 0) return -1; - if (VIR_ALLOC(vmdef->consoles[0]) < 0) { + if (!(vmdef->consoles[0] = virDomainChrDefNew(NULL))) { VIR_FREE(vmdef->consoles); return -1; } @@ -1841,7 +1841,7 @@ qemuDomainChrInsertPreAllocCleanup(virDomainDefPtr vmdef, /* Remove the stub console added by qemuDomainChrPreInsert */ if (vmdef->nserials == 0 && vmdef->nconsoles == 1 && chr->deviceType == VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL) { - VIR_FREE(vmdef->consoles[0]); + virDomainChrDefFree(vmdef->consoles[0]); VIR_FREE(vmdef->consoles); vmdef->nconsoles = 0; } -- 2.13.0