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[Xen-bugs] [Bug 976] New: Kernel panic

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=976

           Summary: Kernel panic
           Product: Xen
           Version: 3.0.3
          Platform: x86
        OS/Version: Linux
            Status: NEW
          Severity: major
          Priority: P2
         Component: Unspecified
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: stephen.thompson@xxxxxxxxxxxxxx


I seem to be getting crashes in the hostos (debian etch) resulting in the
following kernel panic. 

borg kernel: ------------[ cut here ]------------

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: kernel BUG at drivers/xen/core/evtchn.c:481!

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: invalid opcode: 0000 [#1]

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: SMP

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: CPU:    2

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: EIP is at retrigger+0x1f/0x35

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: eax: 00000000   ebx: 02080000   ecx: 0000002d   edx: f55f6000

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: esi: c03189a0   edi: 0000011f   ebp: 00000000   esp: c039deb0

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: ds: 007b   es: 007b   ss: 0069

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: Process xenwatch (pid: 29, ti=c039c000 task=c0d9d000
task.ti=c039c000)

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: Stack: c013b259 c03189a0 0000011f c03189c8 c013afaf c0a2d2c0
00000000 00000000

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel:        c0a2d2c0 c02170e0 00000000 c02174c0 c021064f 00000010
00000000 0000020b

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel:        0000020a 00000000 00000000 c0b2d815 c02e67a4 ee32a000
00000000 00000002

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: Call Trace:

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: Code: ee 85 f6 75 96 58 5a 5b 5e 5f 5d c3 0f b7 0c 85 40 b8 37 c0
8b 15 84 19 2d c0 85 c9 74 1d 0f a3 8a 80 08 00 00 19 c0 85 c0 75 08 <0f> 0b e1
01 b2 1a 2b c0 f0 0f ab 8a 00 08 00 00 b8 01 00 00 00

Message from syslogd@borg at Sat May  5 09:14:25 2007 ...
borg kernel: EIP: [<c020c13a>] retrigger+0x1f/0x35 SS:ESP 0069:c039deb0

Machine is an 8 processor p3 with 4gb ram.

processor       : 0
vendor_id       : GenuineIntel
cpu family      : 6
model           : 10
model name      : Pentium III (Cascades)
stepping        : 1
cpu MHz         : 1229.937
cache size      : 2048 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36 mmx fxsr
sse
bogomips        : 1752.03

processor       : 1
vendor_id       : GenuineIntel
cpu family      : 6
model           : 10
model name      : Pentium III (Cascades)
stepping        : 1
cpu MHz         : 1229.937
cache size      : 2048 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36 mmx fxsr
sse up
bogomips        : 1752.03

processor       : 2
vendor_id       : GenuineIntel
cpu family      : 6
model           : 10
model name      : Pentium III (Cascades)
stepping        : 1
cpu MHz         : 1229.937
cache size      : 2048 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36 mmx fxsr
sse up
bogomips        : 1752.03

processor       : 3
vendor_id       : GenuineIntel
cpu family      : 6
model           : 10
model name      : Pentium III (Cascades)
stepping        : 1
cpu MHz         : 1229.937
cache size      : 2048 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36 mmx fxsr
sse up
bogomips        : 1752.03

processor       : 4
vendor_id       : GenuineIntel
cpu family      : 6
model           : 10
model name      : Pentium III (Cascades)
stepping        : 1
cpu MHz         : 1229.937
cache size      : 2048 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36 mmx fxsr
sse up
bogomips        : 1752.03

processor       : 5
vendor_id       : GenuineIntel
cpu family      : 6
model           : 10
model name      : Pentium III (Cascades)
stepping        : 1
cpu MHz         : 1229.937
cache size      : 2048 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36 mmx fxsr
sse up
bogomips        : 1752.03

processor       : 6
vendor_id       : GenuineIntel
cpu family      : 6
model           : 10
model name      : Pentium III (Cascades)
stepping        : 1
cpu MHz         : 1229.937
cache size      : 2048 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36 mmx fxsr
sse up
bogomips        : 1752.03

processor       : 7
vendor_id       : GenuineIntel
cpu family      : 6
model           : 10
model name      : Pentium III (Cascades)
stepping        : 1
cpu MHz         : 1229.937
cache size      : 2048 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36 mmx fxsr
sse up
bogomips        : 1752.03


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