* Unhandled invalid opcode fault/trap
@ 2009-02-08 4:02 John Morrison
2009-02-08 18:03 ` Jeremy Fitzhardinge
0 siblings, 1 reply; 2+ messages in thread
From: John Morrison @ 2009-02-08 4:02 UTC (permalink / raw)
To: xen-devel
Hi,
Trying to get pv_ops working with 2.6.28.4, this is what I get on an
Intel Xeon CPU.
Works fine on AMD Opteron...
(XEN) Xen trace buffers: disabled
(XEN) Std. Loglevel: Errors and warnings
(XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings)
(XEN) Xen is relinquishing VGA console.
(XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch
input to Xen)
(XEN) Freed 104kB init memory.
(XEN) mm.c:1482:d1 Bad L1 flags 800000
(XEN) traps.c:437:d1 Unhandled invalid opcode fault/trap [#6] on VCPU
0 [ec=0000]
(XEN) domain_crash_sync called from entry.S
(XEN) Domain 1 (vcpu#0) crashed on cpu#7:
(XEN) ----[ Xen-3.3.1 x86_64 debug=n Not tainted ]----
(XEN) CPU: 7
(XEN) RIP: e033:[<ffffffff8020aa1a>]
(XEN) RFLAGS: 0000000000000282 EM: 1 CONTEXT: pv guest
(XEN) rax: 00000000ffffffea rbx: 8000000000000161 rcx:
00000000007ff000
(XEN) rdx: 0000000000000000 rsi: 80000008053e2061 rdi:
ffffffff804f0000
(XEN) rbp: ffffffff8048ffa8 rsp: ffffffff8048ff58 r8:
0000000000000000
(XEN) r9: 0000000000000000 r10: 0000000000000000 r11:
0000000000000000
(XEN) r12: ffffffff804f0000 r13: 0000000000001000 r14:
0000000000000008
(XEN) r15: 0000000000000008 cr0: 000000008005003b cr4:
00000000000026b0
(XEN) cr3: 000000080517e000 cr2: 0000000000000000
(XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: e02b cs: e033
(XEN) Guest stack trace from rsp=ffffffff8048ff58:
(XEN) 00000000007ff000 0000000000000000 ffffffff8020aa1a
000000010000e030
(XEN) 0000000000010082 ffffffff8048ff98 000000000000e02b
ffffffff8020aa16
(XEN) 0000000000000200 0000000000000040 ffffffff8048fff8
ffffffff804b51c5
(XEN) ffffffff80754000 0000080000000000 0000000000040000
0000000000000000
(XEN) 0000000000000000 0000000000000000 0000000000000000
0000000000000000
(XEN) 0000000000000000
Any ideas ?
Thanks
John
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: Unhandled invalid opcode fault/trap
2009-02-08 4:02 Unhandled invalid opcode fault/trap John Morrison
@ 2009-02-08 18:03 ` Jeremy Fitzhardinge
0 siblings, 0 replies; 2+ messages in thread
From: Jeremy Fitzhardinge @ 2009-02-08 18:03 UTC (permalink / raw)
To: John Morrison; +Cc: xen-devel
John Morrison wrote:
>
> Hi,
>
> Trying to get pv_ops working with 2.6.28.4, this is what I get on an
> Intel Xeon CPU.
>
> Works fine on AMD Opteron...
>
> (XEN) Xen trace buffers: disabled
> (XEN) Std. Loglevel: Errors and warnings
> (XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings)
> (XEN) Xen is relinquishing VGA console.
> (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch
> input to Xen)
> (XEN) Freed 104kB init memory.
> (XEN) mm.c:1482:d1 Bad L1 flags 800000
> (XEN) traps.c:437:d1 Unhandled invalid opcode fault/trap [#6] on VCPU
> 0 [ec=0000]
> (XEN) domain_crash_sync called from entry.S
> (XEN) Domain 1 (vcpu#0) crashed on cpu#7:
> (XEN) ----[ Xen-3.3.1 x86_64 debug=n Not tainted ]----
> (XEN) CPU: 7
> (XEN) RIP: e033:[<ffffffff8020aa1a>]
> (XEN) RFLAGS: 0000000000000282 EM: 1 CONTEXT: pv guest
> (XEN) rax: 00000000ffffffea rbx: 8000000000000161 rcx:
> 00000000007ff000
> (XEN) rdx: 0000000000000000 rsi: 80000008053e2061 rdi:
> ffffffff804f0000
> (XEN) rbp: ffffffff8048ffa8 rsp: ffffffff8048ff58 r8:
> 0000000000000000
> (XEN) r9: 0000000000000000 r10: 0000000000000000 r11:
> 0000000000000000
> (XEN) r12: ffffffff804f0000 r13: 0000000000001000 r14:
> 0000000000000008
> (XEN) r15: 0000000000000008 cr0: 000000008005003b cr4:
> 00000000000026b0
> (XEN) cr3: 000000080517e000 cr2: 0000000000000000
> (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: e02b cs: e033
> (XEN) Guest stack trace from rsp=ffffffff8048ff58:
> (XEN) 00000000007ff000 0000000000000000 ffffffff8020aa1a
> 000000010000e030
> (XEN) 0000000000010082 ffffffff8048ff98 000000000000e02b
> ffffffff8020aa16
> (XEN) 0000000000000200 0000000000000040 ffffffff8048fff8
> ffffffff804b51c5
> (XEN) ffffffff80754000 0000080000000000 0000000000040000
> 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000
> (XEN) 0000000000000000
>
> Any ideas ?
Do you have NX disabled in your BIOS (or is it a very early x86-64 intel
chip)?
What does:
$ gdb vmlinux
(gdb) x/i 0xffffffff8020aa1a
say?
J
^ permalink raw reply [flat|nested] 2+ messages in thread
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