Re: [Xen-devel] EFI Xen unstable crashes on Dell E6410 when calling efi_get_time.

["Marcos E. Matsunaga" <Marcos.Matsunaga@xxxxxxxxxx>]

I went out and got the serial cable. Attached is the full output.


On 10/21/2014 05:06 PM, Marcos E. Matsunaga wrote:
> Folks,
>
> I am trying to boot Xen using efibootmgr on a Dell E6410 laptop with
> 4GB RAM, running an Intel I5 dual core with VT and all the
> virtualization options enabled.
>
> It crashes almost immediately. I am working on getting the serial
> console up so that I can get a more detailed stack.
>
> A screenshot of the console is attached.
>
> The xen.cfg file is:
>
> [global]
> default=xen
>
> [xen]
> options=console=vga,com1 com1=115200,8n1 dom0_max_vcpus=2 vga="qxl"
> kernel=vmlinuz-3.8.13-48.el7uek.Other_EFI_v1.x86_64
> root=UUID=917bfc7f-8d9c-4acf-a98a-a9f558daccf2  ro console=hvc0
> enforcing=0 biosdevname=0 earlyprintk=xen nomodeset
> ramdisk=initramfs-3.8.13-48.el7uek.Other_EFI_v1.x86_64.img
>
>
> The codepath is "(gdb) x/20i get_cmos_time
>    0xffff82d080188825 <get_cmos_time>:  push   %rbp
>    0xffff82d080188826 <get_cmos_time+1>:        mov %rsp,%rbp
>    0xffff82d080188829 <get_cmos_time+4>:        push   %r12
>    0xffff82d08018882b <get_cmos_time+6>:        push   %rbx
>    0xffff82d08018882c <get_cmos_time+7>:        cmpb
> $0x0,0xb620d(%rip)        # 0xffff82d08023ea40 <efi_enabled>
>    0xffff82d080188833 <get_cmos_time+14>:       je 0xffff82d080188843
> <get_cmos_time+30>
>    0xffff82d080188835 <get_cmos_time+16>:       callq
> 0xffff82d080100069 <efi_get_time>"
--

Regards,

Marcos Eduardo Matsunaga

Oracle USA
Linux Engineering

âThe statements and opinions expressed here are my own and do not
necessarily represent those of Oracle Corporation.â

Attachment: screenlog.log
Description: Text Data

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