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authorChristian Krinitsin <mail@krinitsin.com>2025-06-05 06:55:18 +0000
committerChristian Krinitsin <mail@krinitsin.com>2025-06-05 06:55:18 +0000
commit993a7c1ea28968a4479a87ad6c2637a7045d2d51 (patch)
tree024d7266fc695c4f93ab6ce0fcd52326f3ac379d /results/classifier/108/debug/1576
parent2773b5e236e2217a35a53dbc298757610c7bbbc6 (diff)
downloademulator-bug-study-993a7c1ea28968a4479a87ad6c2637a7045d2d51.tar.gz
emulator-bug-study-993a7c1ea28968a4479a87ad6c2637a7045d2d51.zip
add new classifier result
Diffstat (limited to 'results/classifier/108/debug/1576')
-rw-r--r--results/classifier/108/debug/157643
1 files changed, 43 insertions, 0 deletions
diff --git a/results/classifier/108/debug/1576 b/results/classifier/108/debug/1576
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--- /dev/null
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@@ -0,0 +1,43 @@
+debug: 0.953
+graphic: 0.860
+device: 0.812
+performance: 0.751
+PID: 0.685
+network: 0.557
+other: 0.547
+socket: 0.541
+KVM: 0.537
+semantic: 0.489
+files: 0.472
+vnc: 0.461
+boot: 0.290
+permissions: 0.177
+
+Migration from v8.0.0-rc2 to v7.2.0 with pcie-root-port device fails
+Description of problem:
+Loading the VM state fails with:
+```
+qemu-system-x86_64: get_pci_config_device: Bad config data: i=0x10a read: 40 device: 0 cmask: ff wmask: 0 w1cmask:0
+qemu-system-x86_64: Failed to load PCIDevice:config
+qemu-system-x86_64: Failed to load pcie-root-port:parent_obj.parent_obj.parent_obj
+qemu-system-x86_64: error while loading state for instance 0x0 of device '0000:00:1c.0/pcie-root-port'
+qemu-system-x86_64: Error -22 while loading VM state
+```
+Steps to reproduce:
+Used the following script with the first argument being a build directory of v8.0.0-rc2 and the second a build directory of v7.2.0
+```
+#!/bin/bash
+rm /tmp/disk.qcow2
+args="
+ -device pcie-root-port,multifunction=on,bus=pcie.0,addr=1c.0,port=1,chassis=1
+ -machine type=pc-q35-7.2"
+$1/qemu-img create -f qcow2 /tmp/disk.qcow2 1G
+$1/qemu-system-x86_64 --qmp stdio --blockdev qcow2,node-name=node0,file.driver=file,file.filename=/tmp/disk.qcow2 $args <<EOF
+{"execute": "qmp_capabilities"}
+{"execute": "snapshot-save", "arguments": { "job-id": "save0", "tag": "snap", "vmstate": "node0", "devices": ["node0"] } }
+{"execute": "quit"}
+EOF
+$2/qemu-system-x86_64 --qmp stdio --blockdev qcow2,node-name=node0,file.driver=file,file.filename=/tmp/disk.qcow2 $args -loadvm snap
+```
+Additional information:
+Bisecting shows that 010746ae1d ("hw/pci/aer: Implement PCI_ERR_UNCOR_MASK register") is the first bad commit.