[Xen-bugs] [Bug 352] New: Unable to bring up x86_64 SMP DomUs

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http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=352

           Summary: Unable to bring up x86_64 SMP DomUs
           Product: Xen
           Version: unstable
          Platform: x86-64
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Guest-OS
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: aravindh.puthiyaparambil@xxxxxxxxxx


I am on changeset 7425:7c951e3eb5ab. I am seeing strange things when I try to
bring up x86_64 DomUs. Sometimes the DomU dies and then keeps rebooting. 

Here is the output

DomU OUTPUT
-----------

NET: Registered protocol family 16
xenbus_probe_init
Brought up 2 CPUs
Unable to handle kernel NULL pointer dereference at 0000000000000010
RIP: 
<ffffffff8012b00e>{scheduler_tick+115}
PGD 0
Oops: 0002 [1] SMP
CPU 0
Modules linked in:
Pid: 1, comm: swapper Not tainted 2.6.12.5-xenU
RIP: e030:[<ffffffff8012b00e>] <ffffffff8012b00e>{scheduler_tick+115}
RSP: e02b:ffff8800014c3b38  EFLAGS: 00010202
RAX: 0000000000000000 RBX: ffff8800014c1470 RCX: 000000349d0260c7
RDX: ffffffff80340718 RSI: 0000000000000002 RDI: ffff880001387360
RBP: ffff8800014c3b58 R08: 0000000000000008 R09: ffffffff8037e908
R10: 0000000000000010 R11: 0000000000000202 R12: ffff880001388c20
R13: ffff880001387360 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffffffff8037e500(0000) knlGS:0000000000000000
CS:  e033 DS: 0000 ES: 0000
Process swapper (pid: 1, threadinfo 0000000000000000, task
ffff8800014c1470)
Stack: ffff8800014c1470 0000000000000000 ffff880001387360 0000000000000bda 
       0000000000000000 ffffffff801387f5 0000000000000000 0000000000000bda 
       ffffffff803b0420 ffffffff80118dc3 Call
Trace:<ffffffff801387f5>{update_process_times+241}
<ffffffff80118dc3>{timer_interrupt+512}
       <ffffffff8014fd26>{handle_IRQ_event+76}
<ffffffff8014fe3a>{__do_IRQ+201}
       <ffffffff80115670>{do_IRQ+52}
<ffffffff8010e915>{evtchn_do_upcall+181}
       <ffffffff80157b7c>{do_ccupdate_local+0}
<ffffffff80157b7c>{do_ccupdate_local+0}
       <ffffffff80112ae9>{do_hypervisor_callback+17}
<ffffffff80157b7c>{do_ccupdate_local+0}
       <ffffffff80157b7c>{do_ccupdate_local+0}
<ffffffff80115f6c>{xen_send_IPI_shortcut+241}
       <ffffffff80115cdc>{__smp_call_function+105}
<ffffffff8011ac20>{do_page_fault+101}
       <ffffffff80157b7c>{do_ccupdate_local+0}
<ffffffff801580bb>{smp_call_function_all_cpus+99}
       <ffffffff801590aa>{do_tune_cpucache+180}
<ffffffff80112a4b>{error_exit+0}
       <ffffffff8011ac35>{do_page_fault+122}
<ffffffff8011ac20>{do_page_fault+101}
       <ffffffff80112cfb>{child_rip+8} <ffffffff8010d03f>{init+0}
       <ffffffff80112cf3>{child_rip+0} 

Code: f0 0f ba 68 10 03 e9 01 03 00 00 4c 89 e7 e8 b3 40 17 00 8b RIP
<ffffffff8012b00e>{scheduler_tick+115} RSP <ffff8800014c3b38>
CR2: 0000000000000010
 <0>Kernel panic - not syncing: Aiee, killing interrupt handler!

SERIAL OUTPUT
-------------
(XEN) (file=traps.c, line=968) Non-priv domain attempted
RDMSR(00000000c0000080,00010000,00010000).
(XEN) (file=traps.c, line=960) Non-priv domain attempted
WRMSR(00000000c0000100,00000000,00000000).
(XEN) (file=traps.c, line=960) Non-priv domain attempted
WRMSR(00000000c0000102,00000000,00000000).
(XEN) (file=traps.c, line=968) Non-priv domain attempted
RDMSR(00000000c0000080,00000000,00000000).
(XEN) (file=traps.c, line=968) Non-priv domain attempted
RDMSR(00000000c0000100,00000045,00000001).
(XEN) (file=traps.c, line=968) Non-priv domain attempted
RDMSR(00000000c0000101,00000000,00000000).
(XEN) (file=traps.c, line=968) Non-priv domain attempted
RDMSR(00000000c0000102,8037e500,ffffffff).
(XEN) Domain 1 (vcpu#1) crashed on cpu#0:
(XEN) CPU:    0
(XEN) RIP:    e030:[<ffffffff8011ac35>] ???
(XEN) RFLAGS: 0000000000010202   CONTEXT: hypervisor
(XEN) rax: 0000000000000000   rbx: 0000000000000000   rcx:
0000000000000000
(XEN) rdx: ffff880001383048   rsi: 000000000000000d   rdi:
ffffffff80340718
(XEN) rbp: 0000000000000000   rsp: ffff880001383028   r8:
0000000000000000
(XEN) r9:  0000000000000000   r10: 0000000000000000   r11:
0000000000000000
(XEN) r12: 0000000000000000   r13: 0000000000000034   r14:
0000000000000000
(XEN) r15: ffff880001383128   cr0: 000000008005003b   cr3:
000000007fe01000
(XEN) Xen stack trace from rsp=ffff880001383028:
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    ffff880001383128 ffffffff802b1c5e 0000000000000000
0000000b0000000e 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000034 0000000000000000 ffff8800013832d8
ffffffff80112a4b 
(XEN)    ffff8800013832d8 0000000000000000 0000000000000034
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    ffff8800013831f8 000000000000000d ffffffff80340718
ffffffffffffffff 
(XEN)    ffffffff8011ac35 000000010000e030 0000000000010202
ffff8800013831d8 
(XEN)    000000000000e02b ffffffff8011ac20 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 ffff8800013832d8
ffffffff802b1c5e 
(XEN)    0000000000000000 0000000b0000000e 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000
(XEN) Xen call trace:
(XEN)    [<ffffffff8011ac35>] ???
(XEN)    
(XEN) DOM32767: (file=mm.c, line=460) Non-privileged attempt to map I/O space
0000000e
(XEN) DOM32767: (file=mm.c, line=2944) ptwr: Could not re-validate l1 page
(XEN) (file=traps.c, line=968) Non-priv domain attempted
RDMSR(00000000c0000080,00010000,00010000).
(XEN) (file=traps.c, line=960) Non-priv domain attempted
WRMSR(00000000c0000100,00000000,00000000).
(XEN) (file=traps.c, line=960) Non-priv domain attempted
WRMSR(00000000c0000102,00000000,00000000).
(XEN) (file=traps.c, line=968) Non-priv domain attempted
RDMSR(00000000c0000080,00000000,00000000).
(XEN) Domain 2 (vcpu#1) crashed on cpu#0:
(XEN) CPU:    0
(XEN) RIP:    e030:[<ffffffff8011ac35>] ???
(XEN) RFLAGS: 0000000000010202   CONTEXT: hypervisor
(XEN) rax: 0000000000000000   rbx: 0000000000000000   rcx:
0000000000000000
(XEN) rdx: ffff880001383048   rsi: 000000000000000d   rdi:
ffffffff80340718
(XEN) rbp: 0000000000000000   rsp: ffff880001383028   r8:
0000000000000000
(XEN) r9:  0000000000000000   r10: 0000000000000000   r11:
0000000000000000
(XEN) r12: 0000000000000000   r13: 0000000000000034   r14:
0000000000000000
(XEN) r15: ffff880001383128   cr0: 000000008005003b   cr3:
0000000001c01000
(XEN) Xen stack trace from rsp=ffff880001383028:
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    ffff880001383128 ffffffff802b1c5e 0000000000000000
0000000b0000000e 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 0000000000000000 0000000000000000
0000000000000000 
(XEN)    0000000000000000 00000

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