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Diffstat (limited to 'results/scraper/launchpad-without-comments/1912846')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1912846 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1912846 b/results/scraper/launchpad-without-comments/1912846 new file mode 100644 index 00000000..a4dcf727 --- /dev/null +++ b/results/scraper/launchpad-without-comments/1912846 @@ -0,0 +1,17 @@ +Assertion hit on hot-unplugging virtio iommu enabled device + +From commit ("2d24a646 device-core: use RCU for +list of children of a bus") an assertion is hit when +removing a device, since mr->listeners are not properly +removed. To reproduce: + +/home/qemu/build/x86_64-softmmu/qemu-system-x86_64 -qmp tcp:0:4444,server,nowait ... \ + -netdev tap,id=hostnet0,vhostforce=on,vhost=on \ + -device virtio-net-pci,netdev=hostnet0,id=net0,mac=52:54:00:14:18:cc,bus=pci.1,addr=0x0,iommu_platform=on,ats=on + +In QMP: +{'execute': 'qmp_capabilities'} +{"execute": "device_del", "arguments": {"id": "net0"} } + +And crash: +../softmmu/memory.c:2818: do_address_space_destroy: Assertion `QTAILQ_EMPTY(&as->listeners)' failed. \ No newline at end of file |