On 6/30/22 19:11, Thomas Huth wrote: > On 30/06/2022 16.38, Janis Schoetterl-Glausch wrote: >> On 6/30/22 13:30, Nico Boehr wrote: >>> An invalid PSW causes a program interrupt. When an invalid PSW is >>> introduced in the pgm_new_psw, an interrupt loop occurs as soon as a >>> program interrupt is caused. >>> >>> QEMU should detect that and panick the guest, hence add a test for it. >> >> Why is that, after all in LPAR it would just spin, right? > > Not sure what the LPAR is doing, but the guest is certainly completely unusable, so a panic event is the right thing to do here for QEMU. I suppose some other kind of interrupt could fix things up somehow, but I guess in practice panicking does indeed make more sense.