Bug 1058200

Summary: qemu-kvm will core dump when boot with >=50 pci-bridge(pci-bridge behind pci-bridge)
Product: Red Hat Enterprise Linux 7 Reporter: Jun Li <juli>
Component: qemu-kvmAssignee: Virtualization Maintenance <virt-maint>
Status: CLOSED DUPLICATE QA Contact: Virtualization Bugs <virt-bugs>
Severity: low Docs Contact:
Priority: low    
Version: 7.0CC: dgilbert, hhuang, jinzhao, juzhang, knoel, michen, mst, rbalakri, virt-maint, xfu
Target Milestone: rc   
Target Release: ---   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of:
: 1260932 (view as bug list) Environment:
Last Closed: 2017-02-14 10:27:11 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1176553    
Bug Blocks:    

Comment 10 jingzhao 2017-02-14 09:58:22 UTC 
Reproduced on qemu-kvm-1.5.3-131.el7.x86_64

Following is the test result

qemu-kvm: /builddir/build/BUILD/qemu-1.5.3/savevm.c:1724: register_savevm_live: Assertion `!se->compat || se->instance_id == 0' failed.

(gdb) bt
#0  0x00007fffed7931d7 in raise () at /lib64/libc.so.6
#1  0x00007fffed7948c8 in abort () at /lib64/libc.so.6
#2  0x00007fffed78c146 in __assert_fail_base () at /lib64/libc.so.6
#3  0x00007fffed78c1f2 in  () at /lib64/libc.so.6
#4  0x0000555555778f5c in register_savevm_live (dev=dev@entry=0x55555aa3f1e8, idstr=idstr@entry=0x5555558638d8 "virtio-blk", instance_id=<optimized out>, version_id=version_id@entry=2, ops=<optimized out>, opaque=opaque@entry=0x55555aa3f1e8)
    at /usr/src/debug/qemu-1.5.3/savevm.c:1724
#5  0x0000555555778fc3 in register_savevm (dev=dev@entry=0x55555aa3f1e8, idstr=idstr@entry=0x5555558638d8 "virtio-blk", instance_id=<optimized out>, version_id=version_id@entry=2, save_state=save_state@entry=0x5555557370c0 <virtio_blk_save>, load_state=0x55555aa3f1e8, 
    load_state@entry=0x555555737d40 <virtio_blk_load>, opaque=opaque@entry=0x55555aa3f1e8) at /usr/src/debug/qemu-1.5.3/savevm.c:1741
#6  0x0000555555736fe6 in virtio_blk_device_init (vdev=0x55555aa3f1e8) at /usr/src/debug/qemu-1.5.3/hw/block/virtio-blk.c:742
#7  0x0000555555764366 in virtio_device_init (qdev=0x55555aa3f1e8) at /usr/src/debug/qemu-1.5.3/hw/virtio/virtio.c:1203
#8  0x000055555563f714 in device_realize (dev=0x55555aa3f1e8, err=0x7fffffffc850) at hw/core/qdev.c:178
#9  0x000055555564067b in device_set_realized (obj=0x55555aa3f1e8, value=<optimized out>, err=0x7fffffffc940) at hw/core/qdev.c:693
#10 0x00005555556e85de in property_set_bool (obj=0x55555aa3f1e8, v=<optimized out>, opaque=0x55555aad4390, name=<optimized out>, errp=0x7fffffffc940) at qom/object.c:1302
#11 0x00005555556ea6b7 in object_property_set_qobject (obj=0x55555aa3f1e8, value=<optimized out>, name=0x5555558435ca "realized", errp=0x7fffffffc940) at qom/qom-qobject.c:24
#12 0x00005555556e98a0 in object_property_set_bool (obj=obj@entry=0x55555aa3f1e8, value=value@entry=true, name=name@entry=0x5555558435ca "realized", errp=errp@entry=0x7fffffffc940) at qom/object.c:853
#13 0x000055555563faea in qdev_init (dev=dev@entry=0x55555aa3f1e8) at hw/core/qdev.c:163
#14 0x00005555556a352b in virtio_blk_pci_init (vpci_dev=0x55555aa3ea00) at hw/virtio/virtio-pci.c:1091
#15 0x00005555556a38b2 in virtio_pci_init (pci_dev=<optimized out>) at hw/virtio/virtio-pci.c:1027
#16 0x0000555555677032 in pci_qdev_init (qdev=0x55555aa3ea00) at hw/pci/pci.c:1723
#17 0x000055555563f714 in device_realize (dev=0x55555aa3ea00, err=0x7fffffffca70) at hw/core/qdev.c:178
#18 0x000055555564067b in device_set_realized (obj=0x55555aa3ea00, value=<optimized out>, err=0x7fffffffcb98) at hw/core/qdev.c:693
#19 0x00005555556e85de in property_set_bool (obj=0x55555aa3ea00, v=<optimized out>, opaque=0x55555aad4190, name=<optimized out>, errp=0x7fffffffcb98) at qom/object.c:1302
#20 0x00005555556ea6b7 in object_property_set_qobject (obj=0x55555aa3ea00, value=<optimized out>, name=0x5555558435ca "realized", errp=0x7fffffffcb98) at qom/qom-qobject.c:24
#21 0x00005555556e98a0 in object_property_set_bool (obj=obj@entry=0x55555aa3ea00, value=value@entry=true, name=name@entry=0x5555558435ca "realized", errp=errp@entry=0x7fffffffcb98) at qom/object.c:853
---Type <return> to continue, or q <return> to quit---
#22 0x00005555556d532f in qdev_device_add (opts=0x555556cd3ea0) at qdev-monitor.c:556
#23 0x0000555555714e39 in device_init_func (opts=<optimized out>, opaque=<optimized out>) at vl.c:2297
#24 0x000055555582de8b in qemu_opts_foreach (list=<optimized out>, func=func@entry=
    0x555555714e30 <device_init_func>, opaque=opaque@entry=0x0, abort_on_failure=abort_on_failure@entry=1) at util/qemu-option.c:1198
#25 0x00005555555ca1d1 in main (argc=<optimized out>, argv=<optimized out>, envp=<optimized out>) at vl.c:4253


Thanks
Jing Zhao
Comment 11 Dr. David Alan Gilbert 2017-02-14 10:27:11 UTC 

*** This bug has been marked as a duplicate of bug 1342434 ***