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qemu crashes with Assertion `!bus->dma[0] && !bus->dma[1]' failed
Re-production steps:
git clone today's qemu git tree (4th Oct 2017)
./configure --target-list=ppc64-softmmu && make -j 8
Run the device-crash-test from scripts folder, seeing the following error
INFO: running test case: machine=prep binary=ppc64-softmmu/qemu-system-ppc64 device=i82374 accel=tcg
WARNING: qemu received signal -6: ppc64-softmmu/qemu-system-ppc64 -chardev socket,id=mon,path=/var/tmp/qemu-30972-monitor.sock -mon chardev=mon,mode=control -display none -vga none -S -machine prep,accel=tcg -device i82374
CRITICAL: failed: machine=prep binary=ppc64-softmmu/qemu-system-ppc64 device=i82374 accel=tcg
CRITICAL: cmdline: ppc64-softmmu/qemu-system-ppc64 -S -machine prep,accel=tcg -device i82374
CRITICAL: log: qemu-system-ppc64: hw/isa/isa-bus.c:110: isa_bus_dma: Assertion `!bus->dma[0] && !bus->dma[1]' failed.
CRITICAL: exit code: -6
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