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Re: regression in Xen 4.15, unable to boot xenlinux dom0


  • To: Olaf Hering <olaf@xxxxxxxxx>
  • From: Roger Pau Monné <roger.pau@xxxxxxxxxx>
  • Date: Thu, 13 May 2021 11:49:58 +0200
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On Thu, May 13, 2021 at 11:21:36AM +0200, Olaf Hering wrote:
> I have access to a ProLiant BL465c G5, which can boot a xenlinux based dom0 
> kernel, like the one included in SLE11SP4. But it fails to do that with 
> staging-4.15 and staging:
> 
> ...
> [    0.197199] node 0 link 0: io port [1000, 3fff]
> [    0.197199] node 0 link 2: io port [4000, ffff]
> (XEN) emul-priv-op.c:1015:d0v0 RDMSR 0xc001001a unimplemented
> [    0.197199] general protection fault: 0000 [#1] SMP 
> [    0.197199] CPU 0 
> [    0.197199] Modules linked in:
> [    0.197199] Supported: Yes
> [    0.197199] 
> [    0.197199] Pid: 1, comm: swapper Not tainted 3.0.101-63-xen #1 HP 
> ProLiant BL465c G5  
> [    0.197199] RIP: e030:[<ffffffff807874e4>]  [<ffffffff807874e4>] 
> early_fill_mp_bus_info+0x344/0x7f9
> ....
> 
> I have attached the full logs from staging-4.14 and staging-4.15.

Can you boot with dom0=msr-relaxed on the Xen command line?

Roger.



 


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