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xen-devel
[Xen-devel] Re: pvops dom0 20090825 xen_acpi panic
On 08/25/09 10:50, Daniel Schroeder wrote:
> Hi Jeremy,
>
(CC:d Ke)
> 32bit machine...on 64bit pm works...
> <snip>
> xenbus_probe_backend_init bus registered ok
>
>
> xenbus_probe_frontend_init bus registered ok
>
>
> BUG: unable to handle kernel NULL pointer dereference at 00000029
>
>
> IP: [<c1649e85>] xen_acpi_processor_extcntl_init+0x8/0x43
>
>
> *pdpt = 0000000001689001 *pde = 0000000000000000
>
>
> Oops: 0000 [#1] SMP
>
>
> last sysfs file:
>
>
>
>
>
> Pid: 1, comm: swapper Not tainted (2.6.31-rc6 #3)
>
>
> EIP: 0060:[<c1649e85>] EFLAGS: 00010246 CPU: 0
> EIP is at xen_acpi_processor_extcntl_init+0x8/0x43
> EAX: 00000000 EBX: c1672eb0 ECX: c15e916c EDX: 00000000
> ESI: c1649e7d EDI: 00000000 EBP: c784bf54 ESP: c784bf54
> DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
> Process swapper (pid: 1, ti=c784a000 task=c7849bc0 task.ti=c784a000)
> Stack:
> c784bfc4 c100203a 0000003f c7864540 c155b4d1 c784bfa4 c784bf84 c10d7cc4
> <0> 00000001 c7864600 0000000f c160e300 c784bfb0 c106a814 c1497a60 0000000f
> <0> 0000000f 3531bfb0 00000000 00000000 000001ff c161e120 c161e124 c784bfc4
> Call Trace:
> [<c100203a>] ? do_one_initcall+0x2a/0x160
> [<c10d7cc4>] ? create_proc_entry+0x54/0xb0
> [<c106a814>] ? register_irq_proc+0xa4/0xc0
> [<c106a895>] ? init_irq_proc+0x65/0x80
> [<c162931d>] ? kernel_init+0x13c/0x195
> [<c16291e1>] ? kernel_init+0x0/0x195
> [<c1009607>] ? kernel_thread_helper+0x7/0x10
> Code: ba 08 98 5e c1 a1 b8 b8 6c c1 e8 d7 6d a9 ff ba f0 97 5e c1 a1 b8
> b8 6c c1 e8 d8 49 a9 ff e9 51 ff ff ff 55 a1 44 30 69 c1 89 e5 <0f> b6
> 40 29 85 c0 74 2a a8 01 74 0a c7 05 98 99 5e c1 e0 b1 2c
> EIP: [<c1649e85>] xen_acpi_processor_extcntl_init+0x8/0x43 SS:ESP
> 0068:c784bf54
> CR2: 0000000000000029
> ---[ end trace 4eaa2a86a8e2da22 ]---
> Kernel panic - not syncing: Attempted to kill init!
> Pid: 1, comm: swapper Tainted: G D 2.6.31-rc6 #3
> Call Trace:
> [<c148d491>] ? printk+0x18/0x1a
> [<c148d3d0>] panic+0x43/0xec
> [<c103a1db>] do_exit+0x59b/0x670
> [<c148d491>] ? printk+0x18/0x1a
> [<c100c532>] oops_end+0x92/0xa0
> [<c148d491>] ? printk+0x18/0x1a
> [<c10234b6>] no_context+0xb6/0x1a0
> [<c10235fb>] __bad_area_nosemaphore+0x5b/0x170
> [<c12655e1>] ? __const_udelay+0x31/0x40
> [<c12f48e2>] ? wait_for_xmitr+0x52/0xc0
> [<c12f4950>] ? serial8250_console_putchar+0x0/0x30
> [<c12f4c70>] ? serial8250_console_write+0x0/0x110
> [<c1036df0>] ? __call_console_drivers+0x60/0x70
> [<c104f44a>] ? up+0x2a/0x40
> [<c1037311>] ? release_console_sem+0x1a1/0x1e0
> [<c1023722>] bad_area_nosemaphore+0x12/0x20
> [<c1023a6c>] do_page_fault+0x1bc/0x260
> [<c1649e7d>] ? xen_acpi_processor_extcntl_init+0x0/0x43
> [<c10238b0>] ? do_page_fault+0x0/0x260
> [<c148fba6>] error_code+0x66/0x6c
> [<c1649e7d>] ? xen_acpi_processor_extcntl_init+0x0/0x43
> [<c10238b0>] ? do_page_fault+0x0/0x260
> [<c1649e85>] ? xen_acpi_processor_extcntl_init+0x8/0x43
> [<c100203a>] do_one_initcall+0x2a/0x160
> [<c10d7cc4>] ? create_proc_entry+0x54/0xb0
> [<c106a814>] ? register_irq_proc+0xa4/0xc0
> [<c106a895>] ? init_irq_proc+0x65/0x80
> [<c162931d>] kernel_init+0x13c/0x195
> [<c16291e1>] ? kernel_init+0x0/0x195
> [<c1009607>] kernel_thread_helper+0x7/0x10
> </snap>
>
>
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