On Tue, Apr 13, 2021 at 13:03:44 +0200, Michal Privoznik wrote: > On 4/13/21 12:53 PM, Peter Krempa wrote: > > On Tue, Apr 13, 2021 at 11:10:18 +0200, Pavel Hrdina wrote: > > > The comment for that option states that the default value is 'none' but > > > it was not set by the code. > > > > > > Fixes: 700450449377be4bf923e91d00f8fe8cf0975f66 > > > Signed-off-by: Pavel Hrdina <phrdina@xxxxxxxxxx> > > > --- > > > > Could you please elaborate what the problem of not setting it is? > > > > 'none' the same as NULL should result in doing nothing. > > > > Is it? In qemuBuildCompatDeprecatedCommandLine() a string is initialized to > cfg->deprecationBehavior and then passed to TypeFromString() which fails and > thus VIR_WARN() is printed. I believe that's where crash can occur. Ah, right. That's the stuff that should be in the commit message then.