Bug 676946 - virt-preview: windows guest fails with kvm_mutex_unlock: Assertion `!cpu_single_env' failed.
Summary: virt-preview: windows guest fails with kvm_mutex_unlock: Assertion `!cpu_sing...
Keywords:
Status: CLOSED DUPLICATE of bug 681220
Alias: None
Product: Fedora
Classification: Fedora
Component: qemu
Version: 14
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Justin M. Forbes
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2011-02-11 23:46 UTC by Julian Sikorski
Modified: 2013-01-09 11:45 UTC (History)
15 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2011-03-04 21:55:29 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)
libvirt log (2.45 KB, text/plain)
2011-02-11 23:46 UTC, Julian Sikorski
no flags Details
domain config (1.99 KB, text/xml)
2011-02-11 23:47 UTC, Julian Sikorski
no flags Details

Description Julian Sikorski 2011-02-11 23:46:16 UTC
Created attachment 478330 [details]
libvirt log

Description of problem:
after updating qemu today my windows guest using spice does not boot anymore. It dies with the following backtrace:

Program received signal SIGABRT, Aborted.
[Switching to Thread 0x7f4fe352e700 (LWP 9670)]
0x00000032d6a330c5 in raise () from /lib64/libc.so.6
(gdb) bt
#0  0x00000032d6a330c5 in raise () from /lib64/libc.so.6
#1  0x00000032d6a34a76 in abort () from /lib64/libc.so.6
#2  0x00000032d6a2b905 in __assert_fail () from /lib64/libc.so.6
#3  0x00000000004340c3 in kvm_mutex_unlock ()
    at /usr/src/debug/qemu-kvm-0.14.0/qemu-kvm.c:1724
#4  qemu_mutex_unlock_iothread ()
    at /usr/src/debug/qemu-kvm-0.14.0/qemu-kvm.c:1737
#5  0x00000000005de870 in qxl_hard_reset (d=0x2b80f00, loadvm=0)
    at /usr/src/debug/qemu-kvm-0.14.0/hw/qxl.c:665
#6  0x00000000005e02ff in ioport_write (opaque=0x2b80f00, 
    addr=<value optimized out>, val=0)
    at /usr/src/debug/qemu-kvm-0.14.0/hw/qxl.c:979
#7  0x0000000000431ebf in kvm_handle_io (env=0x2754e30)
    at /usr/src/debug/qemu-kvm-0.14.0/kvm-all.c:818
#8  kvm_run (env=0x2754e30) at /usr/src/debug/qemu-kvm-0.14.0/qemu-kvm.c:617
#9  0x00000000004333f9 in kvm_cpu_exec (env=<value optimized out>)
    at /usr/src/debug/qemu-kvm-0.14.0/qemu-kvm.c:1233
#10 0x0000000000433661 in kvm_main_loop_cpu (_env=0x2754e30)
    at /usr/src/debug/qemu-kvm-0.14.0/qemu-kvm.c:1419
#11 ap_main_loop (_env=0x2754e30)
    at /usr/src/debug/qemu-kvm-0.14.0/qemu-kvm.c:1466
#12 0x00000032d7206ccb in start_thread () from /lib64/libpthread.so.0
#13 0x00000032d6ae0c2d in clone () from /lib64/libc.so.6
(gdb) quit


Version-Release number of selected component (if applicable):
2:0.14.0-0.1.201102107aa8c46.fc14

How reproducible:
always

Steps to Reproduce:
1. enable virt-preview repo
2. update
3. try to boot the domain (I'll attach it later)
  
Actual results:
qemu dies

Expected results:
virtual machine boots

Comment 1 Julian Sikorski 2011-02-11 23:47:09 UTC
Created attachment 478331 [details]
domain config

Comment 2 John L Magee 2011-02-12 17:03:07 UTC
Same result with Windows VM that worked before qemu-kvm-0.14.0

In addition, core dump fails:
Feb 12 11:39:35 mnetjlm1 kernel: [ 2472.594524] kvm: 7417: cpu0 unhandled wrmsr: 0x198 data 0
Feb 12 11:39:35 mnetjlm1 kernel: [ 2472.595683] kvm: 7417: cpu1 unhandled wrmsr: 0x198 data 0
Feb 12 11:39:55 mnetjlm1 kernel: [ 2492.650460] CE: hpet increased min_delta_ns to 11250 nsec
Feb 12 11:40:04 mnetjlm1 abrt[7450]: saved core dump of pid 7417 (/usr/bin/qemu-kvm) to /var/spool/abrt/ccpp-1297528792-7417.new/coredump (1885470720 bytes)
Feb 12 11:40:04 mnetjlm1 abrtd: Directory 'ccpp-1297528792-7417' creation detected
Feb 12 11:40:04 mnetjlm1 abrtd: Package 'qemu-system-x86' isn't signed with proper key
Feb 12 11:40:04 mnetjlm1 abrtd: Corrupted or bad crash /var/spool/abrt/ccpp-1297528792-7417 (res:5), deleting

Comment 3 Paul Jenner 2011-03-04 20:01:21 UTC
Duplicate of bug #681220 - qemu-kvm-0.14.0/qemu-kvm.c:1724: kvm_mutex_unlock: Assertion `!cpu_single_env' failed ?

Comment 4 Julian Sikorski 2011-03-04 21:55:29 UTC

*** This bug has been marked as a duplicate of bug 681220 ***


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