[Xenomai] BUG: unable to handle kernel paging request

Henning Schild henning.schild at siemens.com
Fri Jul 13 10:11:05 CEST 2018


Am Thu, 12 Jul 2018 20:46:08 +0530
schrieb Ashok kumar <ashokkumar.bb at gmail.com>:

> Thank you for your reply,
> 
> can I install linux- 4.9.90 with xenomai 3.0.7 on i3 processor
> I have mentioned lscpu terminal output

Yes that should work. If you run into any problems with those versions
get in touch and we will find a solution.

> root at texsonics:/usr/src# lscpu
> Architecture:          x86_64
> CPU op-mode(s):        32-bit, 64-bit
> Byte Order:            Little Endian
> CPU(s):                4
> On-line CPU(s) list:   0-3
> Thread(s) per core:    2
> Core(s) per socket:    2
> Socket(s):             1
> NUMA node(s):          1
> Vendor ID:             GenuineIntel
> CPU family:            6
> Model:                 158
> Stepping:              9
> CPU MHz:               800.000
> BogoMIPS:              7823.98
> Virtualization:        VT-x
> L1d cache:             32K
> L1i cache:             32K
> L2 cache:              256K
> L3 cache:              3072K
> NUMA node0 CPU(s):     0-3
> 
> or anyother specific processor mother board is there for this
> xenomai-3.0.7
> 
> and can you suggest x86 architecture 64 bit processor and mother
> board for xenomai-3.0.7

Yes, you should get a SIMATIC Box PC ;). Just kidding, i can and will
not suggest hardware.

Henning

> Thank you
> R.Ashokkumar
> 
> On Thu, Jul 12, 2018 at 7:39 PM, Henning Schild
> <henning.schild at siemens.com> wrote:
> 
> > Am Thu, 12 Jul 2018 19:22:39 +0530
> > schrieb Ashok kumar <ashokkumar.bb at gmail.com>:
> >  
> > > Hi,
> > >
> > > I am patching  linux- 3.14.44 with -xenomai-2.6.4,  I am using
> > > ipipe-core-3.14.44-x86-12.patch  
> >
> > Ok, have you tried 4.9.90 with xenomai 3.0.7? What you are using is
> > far from still being supported.
> >
> > The only possible reason you are using such an outdated kernel is
> > because you rely on other patches as well. Do you see the same bug
> > when not applying these other patches?
> >  
> > > and in menu config
> > >
> > > Required Options:
> > > * Real-time sub-system  
> > >   --> Xenomai (Enable)
> > >   --> Nucleus (Enable)  
> > > * Power management and ACPI options  
> > >   --> Run-time PM core functionality (Disable)
> > >   --> ACPI (Advanced Configuration and Power Interface) Support
> > >       --> Processor (Disable)
> > >   --> CPU Frequency scaling
> > >       --> CPU Frequency scaling (Disable)
> > >   --> CPU idle
> > >       --> CPU idle PM support (Disable)  
> > >
> > > after installing the xenomai user library, while  checking
> > > latency I am getting the following error
> > >
> > > BUG: unable to handle kernel paging  request
> > >
> > > I have attached the screen shot of this bug  
> >
> > Please attach a serial console and provide this as text.
> >
> > Henning
> >  
> > > anybody can help me to solve this issue
> > >
> > > Thank you
> > > R.Ashokkumar
> > > -------------- next part --------------
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> >
> >  




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