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Re: xen cache colors in ARM


  • To: Oleg Nikitenko <oleshiiwood@xxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>
  • From: Michal Orzel <michal.orzel@xxxxxxx>
  • Date: Fri, 5 May 2023 10:34:31 +0200
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  • Cc: Julien Grall <julien@xxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Carlo Nonato <carlo.nonato@xxxxxxxxxxxxxxx>, <Stewart.Hildebrand@xxxxxxx>
  • Delivery-date: Fri, 05 May 2023 08:34:51 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

Hi Oleg,

Replying, so that you do not need to wait for Stefano.

On 05/05/2023 10:28, Oleg Nikitenko wrote:
>       
> 
> 
> Hello Stefano,
> 
> I would like to try a xen cache color property from this repo  
> https://xenbits.xen.org/git-http/xen.git 
> <https://xenbits.xen.org/git-http/xen.git>
> Could you tell whot branch I should use ?
Cache coloring feature is not part of the upstream tree and it is still under 
review.
You can only find it integrated in the Xilinx Xen tree.

~Michal

> 
> Regards,
> Oleg
> 
> пт, 28 апр. 2023 г. в 00:51, Stefano Stabellini <sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx>>:
> 
>     I am familiar with the zcu102 but I don't know how you could possibly
>     generate a SError.
> 
>     I suggest to try to use ImageBuilder [1] to generate the boot
>     configuration as a test because that is known to work well for zcu102.
> 
>     [1] https://gitlab.com/xen-project/imagebuilder 
> <https://gitlab.com/xen-project/imagebuilder>
> 
> 
>     On Thu, 27 Apr 2023, Oleg Nikitenko wrote:
>     > Hello Stefano,
>     >
>     > Thanks for clarification.
>     > We nighter use ImageBuilder nor uboot boot script.
>     > A model is zcu102 compatible.
>     >
>     > Regards,
>     > O.
>     >
>     > вт, 25 апр. 2023 г. в 21:21, Stefano Stabellini <sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx>>:
>     >       This is interesting. Are you using Xilinx hardware by any chance? 
> If so,
>     >       which board?
>     >
>     >       Are you using ImageBuilder to generate your boot.scr boot script? 
> If so,
>     >       could you please post your ImageBuilder config file? If not, can 
> you
>     >       post the source of your uboot boot script?
>     >
>     >       SErrors are supposed to be related to a hardware failure of some 
> kind.
>     >       You are not supposed to be able to trigger an SError easily by
>     >       "mistake". I have not seen SErrors due to wrong cache coloring
>     >       configurations on any Xilinx board before.
>     >
>     >       The differences between Xen with and without cache coloring from a
>     >       hardware perspective are:
>     >
>     >       - With cache coloring, the SMMU is enabled and does address 
> translations
>     >         even for dom0. Without cache coloring the SMMU could be 
> disabled, and
>     >         if enabled, the SMMU doesn't do any address translations for 
> Dom0. If
>     >         there is a hardware failure related to SMMU address translation 
> it
>     >         could only trigger with cache coloring. This would be my normal
>     >         suggestion for you to explore, but the failure happens too early
>     >         before any DMA-capable device is programmed. So I don't think 
> this can
>     >         be the issue.
>     >
>     >       - With cache coloring, the memory allocation is very different so 
> you'll
>     >         end up using different DDR regions for Dom0. So if your DDR is
>     >         defective, you might only see a failure with cache coloring 
> enabled
>     >         because you end up using different regions.
>     >
>     >
>     >       On Tue, 25 Apr 2023, Oleg Nikitenko wrote:
>     >       > Hi Stefano,
>     >       >
>     >       > Thank you.
>     >       > If I build xen without colors support there is not this error.
>     >       > All the domains are booted well.
>     >       > Hense it can not be a hardware issue.
>     >       > This panic arrived during unpacking the rootfs.
>     >       > Here I attached the boot log xen/Dom0 without color.
>     >       > A highlighted strings printed exactly after the place where 
> 1-st time panic arrived.
>     >       >
>     >       >  Xen 4.16.1-pre
>     >       > (XEN) Xen version 4.16.1-pre (nole2390@(none)) 
> (aarch64-portable-linux-gcc (GCC) 11.3.0) debug=y 2023-04-21
>     >       > (XEN) Latest ChangeSet: Wed Apr 19 12:56:14 2023 +0300 
> git:321687b231-dirty
>     >       > (XEN) build-id: c1847258fdb1b79562fc710dda40008f96c0fde5
>     >       > (XEN) Processor: 00000000410fd034: "ARM Limited", variant: 0x0, 
> part 0xd03,rev 0x4
>     >       > (XEN) 64-bit Execution:
>     >       > (XEN)   Processor Features: 0000000000002222 0000000000000000
>     >       > (XEN)     Exception Levels: EL3:64+32 EL2:64+32 EL1:64+32 
> EL0:64+32
>     >       > (XEN)     Extensions: FloatingPoint AdvancedSIMD
>     >       > (XEN)   Debug Features: 0000000010305106 0000000000000000
>     >       > (XEN)   Auxiliary Features: 0000000000000000 0000000000000000
>     >       > (XEN)   Memory Model Features: 0000000000001122 0000000000000000
>     >       > (XEN)   ISA Features:  0000000000011120 0000000000000000
>     >       > (XEN) 32-bit Execution:
>     >       > (XEN)   Processor Features: 0000000000000131:0000000000011011
>     >       > (XEN)     Instruction Sets: AArch32 A32 Thumb Thumb-2 Jazelle
>     >       > (XEN)     Extensions: GenericTimer Security
>     >       > (XEN)   Debug Features: 0000000003010066
>     >       > (XEN)   Auxiliary Features: 0000000000000000
>     >       > (XEN)   Memory Model Features: 0000000010201105 0000000040000000
>     >       > (XEN)                          0000000001260000 0000000002102211
>     >       > (XEN)   ISA Features: 0000000002101110 0000000013112111 
> 0000000021232042
>     >       > (XEN)                 0000000001112131 0000000000011142 
> 0000000000011121
>     >       > (XEN) Using SMC Calling Convention v1.2
>     >       > (XEN) Using PSCI v1.1
>     >       > (XEN) SMP: Allowing 4 CPUs
>     >       > (XEN) Generic Timer IRQ: phys=30 hyp=26 virt=27 Freq: 100000 KHz
>     >       > (XEN) GICv2 initialization:
>     >       > (XEN)         gic_dist_addr=00000000f9010000
>     >       > (XEN)         gic_cpu_addr=00000000f9020000
>     >       > (XEN)         gic_hyp_addr=00000000f9040000
>     >       > (XEN)         gic_vcpu_addr=00000000f9060000
>     >       > (XEN)         gic_maintenance_irq=25
>     >       > (XEN) GICv2: Adjusting CPU interface base to 0xf902f000
>     >       > (XEN) GICv2: 192 lines, 4 cpus, secure (IID 0200143b).
>     >       > (XEN) Using scheduler: null Scheduler (null)
>     >       > (XEN) Initializing null scheduler
>     >       > (XEN) WARNING: This is experimental software in development.
>     >       > (XEN) Use at your own risk.
>     >       > (XEN) Allocated console ring of 32 KiB.
>     >       > (XEN) CPU0: Guest atomics will try 12 times before pausing the 
> domain
>     >       > (XEN) Bringing up CPU1
>     >       > (XEN) CPU1: Guest atomics will try 13 times before pausing the 
> domain
>     >       > (XEN) CPU 1 booted.
>     >       > (XEN) Bringing up CPU2
>     >       > (XEN) CPU2: Guest atomics will try 13 times before pausing the 
> domain
>     >       > (XEN) CPU 2 booted.
>     >       > (XEN) Bringing up CPU3
>     >       > (XEN) CPU3: Guest atomics will try 13 times before pausing the 
> domain
>     >       > (XEN) Brought up 4 CPUs
>     >       > (XEN) CPU 3 booted.
>     >       > (XEN) smmu: /axi/smmu@fd800000: probing hardware 
> configuration...
>     >       > (XEN) smmu: /axi/smmu@fd800000: SMMUv2 with:
>     >       > (XEN) smmu: /axi/smmu@fd800000: stage 2 translation
>     >       > (XEN) smmu: /axi/smmu@fd800000: stream matching with 48 
> register groups, mask 0x7fff<2>smmu: /axi/smmu@fd800000: 16 context
>     >       banks (0
>     >       > stage-2 only)
>     >       > (XEN) smmu: /axi/smmu@fd800000: Stage-2: 48-bit IPA -> 48-bit PA
>     >       > (XEN) smmu: /axi/smmu@fd800000: registered 29 master devices
>     >       > (XEN) I/O virtualisation enabled
>     >       > (XEN)  - Dom0 mode: Relaxed
>     >       > (XEN) P2M: 40-bit IPA with 40-bit PA and 8-bit VMID
>     >       > (XEN) P2M: 3 levels with order-1 root, VTCR 0x0000000080023558
>     >       > (XEN) Scheduling granularity: cpu, 1 CPU per sched-resource
>     >       > (XEN) alternatives: Patching with alt table 00000000002cc5c8 -> 
> 00000000002ccb2c
>     >       > (XEN) *** LOADING DOMAIN 0 ***
>     >       > (XEN) Loading d0 kernel from boot module @ 0000000001000000
>     >       > (XEN) Loading ramdisk from boot module @ 0000000002000000
>     >       > (XEN) Allocating 1:1 mappings totalling 1600MB for dom0:
>     >       > (XEN) BANK[0] 0x00000010000000-0x00000020000000 (256MB)
>     >       > (XEN) BANK[1] 0x00000024000000-0x00000028000000 (64MB)
>     >       > (XEN) BANK[2] 0x00000030000000-0x00000080000000 (1280MB)
>     >       > (XEN) Grant table range: 0x00000000e00000-0x00000000e40000
>     >       > (XEN) smmu: /axi/smmu@fd800000: d0: p2maddr 0x000000087bf94000
>     >       > (XEN) Allocating PPI 16 for event channel interrupt
>     >       > (XEN) Extended region 0: 0x81200000->0xa0000000
>     >       > (XEN) Extended region 1: 0xb1200000->0xc0000000
>     >       > (XEN) Extended region 2: 0xc8000000->0xe0000000
>     >       > (XEN) Extended region 3: 0xf0000000->0xf9000000
>     >       > (XEN) Extended region 4: 0x100000000->0x600000000
>     >       > (XEN) Extended region 5: 0x880000000->0x8000000000
>     >       > (XEN) Extended region 6: 0x8001000000->0x10000000000
>     >       > (XEN) Loading zImage from 0000000001000000 to 
> 0000000010000000-0000000010e41008
>     >       > (XEN) Loading d0 initrd from 0000000002000000 to 
> 0x0000000013600000-0x000000001ff3a617
>     >       > (XEN) Loading d0 DTB to 0x0000000013400000-0x000000001340cbdc
>     >       > (XEN) Initial low memory virq threshold set at 0x4000 pages.
>     >       > (XEN) Std. Loglevel: All
>     >       > (XEN) Guest Loglevel: All
>     >       > (XEN) *** Serial input to DOM0 (type 'CTRL-a' three times to 
> switch input)
>     >       > (XEN) null.c:353: 0 <-- d0v0
>     >       > (XEN) Freed 356kB init memory.
>     >       > (XEN) d0v0 Unhandled SMC/HVC: 0x84000050
>     >       > (XEN) d0v0 Unhandled SMC/HVC: 0x8600ff01
>     >       > (XEN) d0v0: vGICD: unhandled word write 0x000000ffffffff to 
> ICACTIVER4
>     >       > (XEN) d0v0: vGICD: unhandled word write 0x000000ffffffff to 
> ICACTIVER8
>     >       > (XEN) d0v0: vGICD: unhandled word write 0x000000ffffffff to 
> ICACTIVER12
>     >       > (XEN) d0v0: vGICD: unhandled word write 0x000000ffffffff to 
> ICACTIVER16
>     >       > (XEN) d0v0: vGICD: unhandled word write 0x000000ffffffff to 
> ICACTIVER20
>     >       > (XEN) d0v0: vGICD: unhandled word write 0x000000ffffffff to 
> ICACTIVER0
>     >       > [    0.000000] Booting Linux on physical CPU 0x0000000000 
> [0x410fd034]
>     >       > [    0.000000] Linux version 5.15.72-xilinx-v2022.1 
> (oe-user@oe-host) (aarch64-portable-linux-gcc (GCC) 11.3.0, GNU ld (GNU
>     >       Binutils)
>     >       > 2.38.20220708) #1 SMP Tue Feb 21 05:47:54 UTC 2023
>     >       > [    0.000000] Machine model: D14 Viper Board - White Unit
>     >       > [    0.000000] Xen 4.16 support found
>     >       > [    0.000000] Zone ranges:
>     >       > [    0.000000]   DMA      [mem 
> 0x0000000010000000-0x000000007fffffff]
>     >       > [    0.000000]   DMA32    empty
>     >       > [    0.000000]   Normal   empty
>     >       > [    0.000000] Movable zone start for each node
>     >       > [    0.000000] Early memory node ranges
>     >       > [    0.000000]   node   0: [mem 
> 0x0000000010000000-0x000000001fffffff]
>     >       > [    0.000000]   node   0: [mem 
> 0x0000000022000000-0x0000000022147fff]
>     >       > [    0.000000]   node   0: [mem 
> 0x0000000022200000-0x0000000022347fff]
>     >       > [    0.000000]   node   0: [mem 
> 0x0000000024000000-0x0000000027ffffff]
>     >       > [    0.000000]   node   0: [mem 
> 0x0000000030000000-0x000000007fffffff]
>     >       > [    0.000000] Initmem setup node 0 [mem 
> 0x0000000010000000-0x000000007fffffff]
>     >       > [    0.000000] On node 0, zone DMA: 8192 pages in unavailable 
> ranges
>     >       > [    0.000000] On node 0, zone DMA: 184 pages in unavailable 
> ranges
>     >       > [    0.000000] On node 0, zone DMA: 7352 pages in unavailable 
> ranges
>     >       > [    0.000000] cma: Reserved 256 MiB at 0x000000006e000000
>     >       > [    0.000000] psci: probing for conduit method from DT.
>     >       > [    0.000000] psci: PSCIv1.1 detected in firmware.
>     >       > [    0.000000] psci: Using standard PSCI v0.2 function IDs
>     >       > [    0.000000] psci: Trusted OS migration not required
>     >       > [    0.000000] psci: SMC Calling Convention v1.1
>     >       > [    0.000000] percpu: Embedded 16 pages/cpu s32792 r0 d32744 
> u65536
>     >       > [    0.000000] Detected VIPT I-cache on CPU0
>     >       > [    0.000000] CPU features: kernel page table isolation forced 
> ON by KASLR
>     >       > [    0.000000] CPU features: detected: Kernel page table 
> isolation (KPTI)
>     >       > [    0.000000] Built 1 zonelists, mobility grouping on.  Total 
> pages: 403845
>     >       > [    0.000000] Kernel command line: console=hvc0 earlycon=xen 
> earlyprintk=xen clk_ignore_unused fips=1 root=/dev/ram0
>     >       maxcpus=2
>     >       > [    0.000000] Unknown kernel command line parameters 
> "earlyprintk=xen fips=1", will be passed to user space.
>     >       > [    0.000000] Dentry cache hash table entries: 262144 (order: 
> 9, 2097152 bytes, linear)
>     >       > [    0.000000] Inode-cache hash table entries: 131072 (order: 
> 8, 1048576 bytes, linear)
>     >       > [    0.000000] mem auto-init: stack:off, heap alloc:on, heap 
> free:on
>     >       > [    0.000000] mem auto-init: clearing system memory may take 
> some time...
>     >       > [    0.000000] Memory: 1121936K/1641024K available (9728K 
> kernel code, 836K rwdata, 2396K rodata, 1536K init, 262K bss,
>     >       256944K reserved,
>     >       > 262144K cma-reserved)
>     >       > [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, 
> CPUs=2, Nodes=1
>     >       > [    0.000000] rcu: Hierarchical RCU implementation.
>     >       > [    0.000000] rcu: RCU event tracing is enabled.
>     >       > [    0.000000] rcu: RCU restricting CPUs from NR_CPUS=8 to 
> nr_cpu_ids=2.
>     >       > [    0.000000] rcu: RCU calculated value of 
> scheduler-enlistment delay is 25 jiffies.
>     >       > [    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, 
> nr_cpu_ids=2
>     >       > [    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
>     >       > [    0.000000] Root IRQ handler: gic_handle_irq
>     >       > [    0.000000] arch_timer: cp15 timer(s) running at 100.00MHz 
> (virt).
>     >       > [    0.000000] clocksource: arch_sys_counter: mask: 
> 0xffffffffffffff max_cycles: 0x171024e7e0, max_idle_ns: 440795205315 ns
>     >       > [    0.000000] sched_clock: 56 bits at 100MHz, resolution 10ns, 
> wraps every 4398046511100ns
>     >       > [    0.000258] Console: colour dummy device 80x25
>     >       > [    0.310231] printk: console [hvc0] enabled
>     >       > [    0.314403] Calibrating delay loop (skipped), value 
> calculated using timer frequency.. 200.00 BogoMIPS (lpj=400000)
>     >       > [    0.324851] pid_max: default: 32768 minimum: 301
>     >       > [    0.329706] LSM: Security Framework initializing
>     >       > [    0.334204] Yama: becoming mindful.
>     >       > [    0.337865] Mount-cache hash table entries: 4096 (order: 3, 
> 32768 bytes, linear)
>     >       > [    0.345180] Mountpoint-cache hash table entries: 4096 
> (order: 3, 32768 bytes, linear)
>     >       > [    0.354743] xen:grant_table: Grant tables using version 1 
> layout
>     >       > [    0.359132] Grant table initialized
>     >       > [    0.362664] xen:events: Using FIFO-based ABI
>     >       > [    0.366993] Xen: initializing cpu0
>     >       > [    0.370515] rcu: Hierarchical SRCU implementation.
>     >       > [    0.375930] smp: Bringing up secondary CPUs ...
>     >       > (XEN) null.c:353: 1 <-- d0v1
>     >       > (XEN) d0v1: vGICD: unhandled word write 0x000000ffffffff to 
> ICACTIVER0
>     >       > [    0.382549] Detected VIPT I-cache on CPU1
>     >       > [    0.388712] Xen: initializing cpu1
>     >       > [    0.388743] CPU1: Booted secondary processor 0x0000000001 
> [0x410fd034]
>     >       > [    0.388829] smp: Brought up 1 node, 2 CPUs
>     >       > [    0.406941] SMP: Total of 2 processors activated.
>     >       > [    0.411698] CPU features: detected: 32-bit EL0 Support
>     >       > [    0.416888] CPU features: detected: CRC32 instructions
>     >       > [    0.422121] CPU: All CPU(s) started at EL1
>     >       > [    0.426248] alternatives: patching kernel code
>     >       > [    0.431424] devtmpfs: initialized
>     >       > [    0.441454] KASLR enabled
>     >       > [    0.441602] clocksource: jiffies: mask: 0xffffffff 
> max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
>     >       > [    0.448321] futex hash table entries: 512 (order: 3, 32768 
> bytes, linear)
>     >       > [    0.496183] NET: Registered PF_NETLINK/PF_ROUTE protocol 
> family
>     >       > [    0.498277] DMA: preallocated 256 KiB GFP_KERNEL pool for 
> atomic allocations
>     >       > [    0.503772] DMA: preallocated 256 KiB GFP_KERNEL|GFP_DMA 
> pool for atomic allocations
>     >       > [    0.511610] DMA: preallocated 256 KiB GFP_KERNEL|GFP_DMA32 
> pool for atomic allocations
>     >       > [    0.519478] audit: initializing netlink subsys (disabled)
>     >       > [    0.524985] audit: type=2000 audit(0.336:1): 
> state=initialized audit_enabled=0 res=1
>     >       > [    0.529169] thermal_sys: Registered thermal governor 
> 'step_wise'
>     >       > [    0.533023] hw-breakpoint: found 6 breakpoint and 4 
> watchpoint registers.
>     >       > [    0.545608] ASID allocator initialised with 32768 entries
>     >       > [    0.551030] xen:swiotlb_xen: Warning: only able to allocate 
> 4 MB for software IO TLB
>     >       > [    0.559332] software IO TLB: mapped [mem 
> 0x0000000011800000-0x0000000011c00000] (4MB)
>     >       > [    0.583565] HugeTLB registered 1.00 GiB page size, 
> pre-allocated 0 pages
>     >       > [    0.584721] HugeTLB registered 32.0 MiB page size, 
> pre-allocated 0 pages
>     >       > [    0.591478] HugeTLB registered 2.00 MiB page size, 
> pre-allocated 0 pages
>     >       > [    0.598225] HugeTLB registered 64.0 KiB page size, 
> pre-allocated 0 pages
>     >       > [    0.636520] DRBG: Continuing without Jitter RNG
>     >       > [    0.737187] raid6: neonx8   gen()  2143 MB/s
>     >       > [    0.805294] raid6: neonx8   xor()  1589 MB/s
>     >       > [    0.873406] raid6: neonx4   gen()  2177 MB/s
>     >       > [    0.941499] raid6: neonx4   xor()  1556 MB/s
>     >       > [    1.009612] raid6: neonx2   gen()  2072 MB/s
>     >       > [    1.077715] raid6: neonx2   xor()  1430 MB/s
>     >       > [    1.145834] raid6: neonx1   gen()  1769 MB/s
>     >       > [    1.213935] raid6: neonx1   xor()  1214 MB/s
>     >       > [    1.282046] raid6: int64x8  gen()  1366 MB/s
>     >       > [    1.350132] raid6: int64x8  xor()   773 MB/s
>     >       > [    1.418259] raid6: int64x4  gen()  1602 MB/s
>     >       > [    1.486349] raid6: int64x4  xor()   851 MB/s
>     >       > [    1.554464] raid6: int64x2  gen()  1396 MB/s
>     >       > [    1.622561] raid6: int64x2  xor()   744 MB/s
>     >       > [    1.690687] raid6: int64x1  gen()  1033 MB/s
>     >       > [    1.758770] raid6: int64x1  xor()   517 MB/s
>     >       > [    1.758809] raid6: using algorithm neonx4 gen() 2177 MB/s
>     >       > [    1.762941] raid6: .... xor() 1556 MB/s, rmw enabled
>     >       > [    1.767957] raid6: using neon recovery algorithm
>     >       > [    1.772824] xen:balloon: Initialising balloon driver
>     >       > [    1.778021] iommu: Default domain type: Translated
>     >       > [    1.782584] iommu: DMA domain TLB invalidation policy: 
> strict mode
>     >       > [    1.789149] SCSI subsystem initialized
>     >       > [    1.792820] usbcore: registered new interface driver usbfs
>     >       > [    1.798254] usbcore: registered new interface driver hub
>     >       > [    1.803626] usbcore: registered new device driver usb
>     >       > [    1.808761] pps_core: LinuxPPS API ver. 1 registered
>     >       > [    1.813716] pps_core: Software ver. 5.3.6 - Copyright 
> 2005-2007 Rodolfo Giometti <giometti@xxxxxxxx <mailto:giometti@xxxxxxxx>>
>     >       > [    1.822903] PTP clock support registered
>     >       > [    1.826893] EDAC MC: Ver: 3.0.0
>     >       > [    1.830375] zynqmp-ipi-mbox mailbox@ff990400: Registered 
> ZynqMP IPI mbox with TX/RX channels.
>     >       > [    1.838863] zynqmp-ipi-mbox mailbox@ff990600: Registered 
> ZynqMP IPI mbox with TX/RX channels.
>     >       > [    1.847356] zynqmp-ipi-mbox mailbox@ff990800: Registered 
> ZynqMP IPI mbox with TX/RX channels.
>     >       > [    1.855907] FPGA manager framework
>     >       > [    1.859952] clocksource: Switched to clocksource 
> arch_sys_counter
>     >       > [    1.871712] NET: Registered PF_INET protocol family
>     >       > [    1.871838] IP idents hash table entries: 32768 (order: 6, 
> 262144 bytes, linear)
>     >       > [    1.879392] tcp_listen_portaddr_hash hash table entries: 
> 1024 (order: 2, 16384 bytes, linear)
>     >       > [    1.887078] Table-perturb hash table entries: 65536 (order: 
> 6, 262144 bytes, linear)
>     >       > [    1.894846] TCP established hash table entries: 16384 
> (order: 5, 131072 bytes, linear)
>     >       > [    1.902900] TCP bind hash table entries: 16384 (order: 6, 
> 262144 bytes, linear)
>     >       > [    1.910350] TCP: Hash tables configured (established 16384 
> bind 16384)
>     >       > [    1.916778] UDP hash table entries: 1024 (order: 3, 32768 
> bytes, linear)
>     >       > [    1.923509] UDP-Lite hash table entries: 1024 (order: 3, 
> 32768 bytes, linear)
>     >       > [    1.930759] NET: Registered PF_UNIX/PF_LOCAL protocol family
>     >       > [    1.936834] RPC: Registered named UNIX socket transport 
> module.
>     >       > [    1.942342] RPC: Registered udp transport module.
>     >       > [    1.947088] RPC: Registered tcp transport module.
>     >       > [    1.951843] RPC: Registered tcp NFSv4.1 backchannel 
> transport module.
>     >       > [    1.958334] PCI: CLS 0 bytes, default 64
>     >       > [    1.962709] Trying to unpack rootfs image as initramfs...
>     >       > [    1.977090] workingset: timestamp_bits=62 max_order=19 
> bucket_order=0
>     >       > [    1.982863] Installing knfsd (copyright (C) 1996 
> okir@xxxxxxxxxxxx <mailto:okir@xxxxxxxxxxxx>).
>     >       > [    2.021045] NET: Registered PF_ALG protocol family
>     >       > [    2.021122] xor: measuring software checksum speed
>     >       > [    2.029347]    8regs           :  2366 MB/sec
>     >       > [    2.033081]    32regs          :  2802 MB/sec
>     >       > [    2.038223]    arm64_neon      :  2320 MB/sec
>     >       > [    2.038385] xor: using function: 32regs (2802 MB/sec)
>     >       > [    2.043614] Block layer SCSI generic (bsg) driver version 
> 0.4 loaded (major 247)
>     >       > [    2.050959] io scheduler mq-deadline registered
>     >       > [    2.055521] io scheduler kyber registered
>     >       > [    2.068227] xen:xen_evtchn: Event-channel device installed
>     >       > [    2.069281] Serial: 8250/16550 driver, 4 ports, IRQ sharing 
> disabled
>     >       > [    2.076190] cacheinfo: Unable to detect cache hierarchy for 
> CPU 0
>     >       > [    2.085548] brd: module loaded
>     >       > [    2.089290] loop: module loaded
>     >       > [    2.089341] Invalid max_queues (4), will use default max: 2.
>     >       > [    2.094565] tun: Universal TUN/TAP device driver, 1.6
>     >       > [    2.098655] xen_netfront: Initialising Xen virtual ethernet 
> driver
>     >       > [    2.104156] usbcore: registered new interface driver rtl8150
>     >       > [    2.109813] usbcore: registered new interface driver r8152
>     >       > [    2.115367] usbcore: registered new interface driver asix
>     >       > [    2.120794] usbcore: registered new interface driver 
> ax88179_178a
>     >       > [    2.126934] usbcore: registered new interface driver 
> cdc_ether
>     >       > [    2.132816] usbcore: registered new interface driver cdc_eem
>     >       > [    2.138527] usbcore: registered new interface driver net1080
>     >       > [    2.144256] usbcore: registered new interface driver 
> cdc_subset
>     >       > [    2.150205] usbcore: registered new interface driver zaurus
>     >       > [    2.155837] usbcore: registered new interface driver cdc_ncm
>     >       > [    2.161550] usbcore: registered new interface driver 
> r8153_ecm
>     >       > [    2.168240] usbcore: registered new interface driver cdc_acm
>     >       > [    2.173109] cdc_acm: USB Abstract Control Model driver for 
> USB modems and ISDN adapters
>     >       > [    2.181358] usbcore: registered new interface driver uas
>     >       > [    2.186547] usbcore: registered new interface driver 
> usb-storage
>     >       > [    2.192643] usbcore: registered new interface driver ftdi_sio
>     >       > [    2.198384] usbserial: USB Serial support registered for 
> FTDI USB Serial Device
>     >       > [    2.206118] udc-core: couldn't find an available UDC - added 
> [g_mass_storage] to list of pending drivers
>     >       > [    2.215332] i2c_dev: i2c /dev entries driver
>     >       > [    2.220467] xen_wdt xen_wdt: initialized (timeout=60s, 
> nowayout=0)
>     >       > [    2.225923] device-mapper: uevent: version 1.0.3
>     >       > [    2.230668] device-mapper: ioctl: 4.45.0-ioctl (2021-03-22) 
> initialised: dm-devel@xxxxxxxxxx <mailto:dm-devel@xxxxxxxxxx>
>     >       > [    2.239315] EDAC MC0: Giving out device to module 1 
> controller synps_ddr_controller: DEV synps_edac (INTERRUPT)
>     >       > [    2.249405] EDAC DEVICE0: Giving out device to module 
> zynqmp-ocm-edac controller zynqmp_ocm: DEV
>     >       ff960000.memory-controller (INTERRUPT)
>     >       > [    2.261719] sdhci: Secure Digital Host Controller Interface 
> driver
>     >       > [    2.267487] sdhci: Copyright(c) Pierre Ossman
>     >       > [    2.271890] sdhci-pltfm: SDHCI platform and OF driver helper
>     >       > [    2.278157] ledtrig-cpu: registered to indicate activity on 
> CPUs
>     >       > [    2.283816] zynqmp_firmware_probe Platform Management API 
> v1.1
>     >       > [    2.289554] zynqmp_firmware_probe Trustzone version v1.0
>     >       > [    2.327875] securefw securefw: securefw probed
>     >       > [    2.328324] alg: No test for xilinx-zynqmp-aes (zynqmp-aes)
>     >       > [    2.332563] zynqmp_aes firmware:zynqmp-firmware:zynqmp-aes: 
> AES Successfully Registered
>     >       > [    2.341183] alg: No test for xilinx-zynqmp-rsa (zynqmp-rsa)
>     >       > [    2.347667] remoteproc remoteproc0: ff9a0000.rf5ss:r5f_0 is 
> available
>     >       > [    2.353003] remoteproc remoteproc1: ff9a0000.rf5ss:r5f_1 is 
> available
>     >       > [    2.362605] fpga_manager fpga0: Xilinx ZynqMP FPGA Manager 
> registered
>     >       > [    2.366540] viper-xen-proxy viper-xen-proxy: Viper Xen Proxy 
> registered
>     >       > [    2.372525] viper-vdpp a4000000.vdpp: Device Tree Probing
>     >       > [    2.377778] viper-vdpp a4000000.vdpp: VDPP Version: 1.3.9.0 
> Info: 1.512.15.0 KeyLen: 32
>     >       > [    2.386432] viper-vdpp a4000000.vdpp: Unable to register 
> tamper handler. Retrying...
>     >       > [    2.394094] viper-vdpp-net a5000000.vdpp_net: Device Tree 
> Probing
>     >       > [    2.399854] viper-vdpp-net a5000000.vdpp_net: Device 
> registered
>     >       > [    2.405931] viper-vdpp-stat a8000000.vdpp_stat: Device Tree 
> Probing
>     >       > [    2.412037] viper-vdpp-stat a8000000.vdpp_stat: Build 
> parameters: VTI Count: 512 Event Count: 32
>     >       > [    2.420856] default preset
>     >       > [    2.423797] viper-vdpp-stat a8000000.vdpp_stat: Device 
> registered
>     >       > [    2.430054] viper-vdpp-rng ac000000.vdpp_rng: Device Tree 
> Probing
>     >       > [    2.435948] viper-vdpp-rng ac000000.vdpp_rng: Device 
> registered
>     >       > [    2.441976] vmcu driver init
>     >       > [    2.444922] VMCU: : (240:0) registered
>     >       > [    2.444956] In K81 Updater init
>     >       > [    2.449003] pktgen: Packet Generator for packet performance 
> testing. Version: 2.75
>     >       > [    2.468833] Initializing XFRM netlink socket
>     >       > [    2.468902] NET: Registered PF_PACKET protocol family
>     >       > [    2.472729] Bridge firewalling registered
>     >       > [    2.476785] 8021q: 802.1Q VLAN Support v1.8
>     >       > [    2.481341] registered taskstats version 1
>     >       > [    2.486394] Btrfs loaded, crc32c=crc32c-generic, zoned=no, 
> fsverity=no
>     >       > [    2.503145] ff010000.serial: ttyPS1 at MMIO 0xff010000 (irq 
> = 36, base_baud = 6250000) is a xuartps
>     >       > [    2.507103] of-fpga-region fpga-full: FPGA Region probed
>     >       > [    2.512986] xilinx-zynqmp-dma fd500000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.520267] xilinx-zynqmp-dma fd510000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.528239] xilinx-zynqmp-dma fd520000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.536152] xilinx-zynqmp-dma fd530000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.544153] xilinx-zynqmp-dma fd540000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.552127] xilinx-zynqmp-dma fd550000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.560178] xilinx-zynqmp-dma ffa80000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.567987] xilinx-zynqmp-dma ffa90000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.576018] xilinx-zynqmp-dma ffaa0000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.583889] xilinx-zynqmp-dma ffab0000.dma-controller: 
> ZynqMP DMA driver Probe success
>     >       > [    2.946379] spi-nor spi0.0: mt25qu512a (131072 Kbytes)
>     >       > [    2.946467] 2 fixed-partitions partitions found on MTD 
> device spi0.0
>     >       > [    2.952393] Creating 2 MTD partitions on "spi0.0":
>     >       > [    2.957231] 0x000004000000-0x000008000000 : "bank A"
>     >       > [    2.963332] 0x000000000000-0x000004000000 : "bank B"
>     >       > [    2.968694] macb ff0b0000.ethernet: Not enabling partial 
> store and forward
>     >       > [    2.975333] macb ff0b0000.ethernet eth0: Cadence GEM rev 
> 0x50070106 at 0xff0b0000 irq 25 (18:41:fe:0f:ff:02)
>     >       > [    2.984472] macb ff0c0000.ethernet: Not enabling partial 
> store and forward
>     >       > [    2.992144] macb ff0c0000.ethernet eth1: Cadence GEM rev 
> 0x50070106 at 0xff0c0000 irq 26 (18:41:fe:0f:ff:03)
>     >       > [    3.001043] viper_enet viper_enet: Viper power GPIOs 
> initialised
>     >       > [    3.007313] viper_enet viper_enet vnet0 (uninitialized): 
> Validate interface QSGMII
>     >       > [    3.014914] viper_enet viper_enet vnet1 (uninitialized): 
> Validate interface QSGMII
>     >       > [    3.022138] viper_enet viper_enet vnet1 (uninitialized): 
> Validate interface type 18
>     >       > [    3.030274] viper_enet viper_enet vnet2 (uninitialized): 
> Validate interface QSGMII
>     >       > [    3.037785] viper_enet viper_enet vnet3 (uninitialized): 
> Validate interface QSGMII
>     >       > [    3.045301] viper_enet viper_enet: Viper enet registered
>     >       > [    3.050958] xilinx-axipmon ffa00000.perf-monitor: Probed 
> Xilinx APM
>     >       > [    3.057135] xilinx-axipmon fd0b0000.perf-monitor: Probed 
> Xilinx APM
>     >       > [    3.063538] xilinx-axipmon fd490000.perf-monitor: Probed 
> Xilinx APM
>     >       > [    3.069920] xilinx-axipmon ffa10000.perf-monitor: Probed 
> Xilinx APM
>     >       > [    3.097729] si70xx: probe of 2-0040 failed with error -5
>     >       > [    3.098042] cdns-wdt fd4d0000.watchdog: Xilinx Watchdog 
> Timer with timeout 60s
>     >       > [    3.105111] cdns-wdt ff150000.watchdog: Xilinx Watchdog 
> Timer with timeout 10s
>     >       > [    3.112457] viper-tamper viper-tamper: Device registered
>     >       > [    3.117593] active_bank active_bank: boot bank: 1
>     >       > [    3.122184] active_bank active_bank: boot mode: (0x02) qspi32
>     >       > [    3.128247] viper-vdpp a4000000.vdpp: Device Tree Probing
>     >       > [    3.133439] viper-vdpp a4000000.vdpp: VDPP Version: 1.3.9.0 
> Info: 1.512.15.0 KeyLen: 32
>     >       > [    3.142151] viper-vdpp a4000000.vdpp: Tamper handler 
> registered
>     >       > [    3.147438] viper-vdpp a4000000.vdpp: Device registered
>     >       > [    3.153007] lpc55_l2 spi1.0: registered handler for protocol > 0
>     >       > [    3.158582] lpc55_user lpc55_user: The major number for your 
> device is 236
>     >       > [    3.165976] lpc55_l2 spi1.0: registered handler for protocol 
> 1
>     >       > [    3.181999] rtc-lpc55 rtc_lpc55: lpc55_rtc_get_time: bad 
> result: 1
>     >       > [    3.182856] rtc-lpc55 rtc_lpc55: registered as rtc0
>     >       > [    3.188656] lpc55_l2 spi1.0: (2) mcu still not ready?
>     >       > [    3.193744] lpc55_l2 spi1.0: (3) mcu still not ready?
>     >       > [    3.198848] lpc55_l2 spi1.0: (4) mcu still not ready?
>     >       > [    3.202932] mmc0: SDHCI controller on ff160000.mmc 
> [ff160000.mmc] using ADMA 64-bit
>     >       > [    3.210689] lpc55_l2 spi1.0: (5) mcu still not ready?
>     >       > [    3.215694] lpc55_l2 spi1.0: rx error: -110
>     >       > [    3.284438] mmc0: new HS200 MMC card at address 0001
>     >       > [    3.285179] mmcblk0: mmc0:0001 SEM16G 14.6 GiB
>     >       > [    3.291784]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8
>     >       > [    3.293915] mmcblk0boot0: mmc0:0001 SEM16G 4.00 MiB
>     >       > [    3.299054] mmcblk0boot1: mmc0:0001 SEM16G 4.00 MiB
>     >       > [    3.303905] mmcblk0rpmb: mmc0:0001 SEM16G 4.00 MiB, chardev 
> (244:0)
>     >       > [    3.582676] rtc-lpc55 rtc_lpc55: lpc55_rtc_get_time: bad 
> result: 1
>     >       > [    3.583332] rtc-lpc55 rtc_lpc55: hctosys: unable to read the 
> hardware clock
>     >       > [    3.591252] cdns-i2c ff020000.i2c: recovery information 
> complete
>     >       > [    3.597085] at24 0-0050: supply vcc not found, using dummy 
> regulator
>     >       > [    3.603011] lpc55_l2 spi1.0: (2) mcu still not ready?
>     >       > [    3.608093] at24 0-0050: 256 byte spd EEPROM, read-only
>     >       > [    3.613620] lpc55_l2 spi1.0: (3) mcu still not ready?
>     >       > [    3.619362] lpc55_l2 spi1.0: (4) mcu still not ready?
>     >       > [    3.624224] rtc-rv3028 0-0052: registered as rtc1
>     >       > [    3.628343] lpc55_l2 spi1.0: (5) mcu still not ready?
>     >       > [    3.633253] lpc55_l2 spi1.0: rx error: -110
>     >       > [    3.639104] k81_bootloader 0-0010: probe
>     >       > [    3.641628] VMCU: : (235:0) registered
>     >       > [    3.641635] k81_bootloader 0-0010: probe completed
>     >       > [    3.668346] cdns-i2c ff020000.i2c: 400 kHz mmio ff020000 irq 
> 28
>     >       > [    3.669154] cdns-i2c ff030000.i2c: recovery information 
> complete
>     >       > [    3.675412] lm75 1-0048: supply vs not found, using dummy 
> regulator
>     >       > [    3.682920] lm75 1-0048: hwmon1: sensor 'tmp112'
>     >       > [    3.686548] i2c i2c-1: Added multiplexed i2c bus 3
>     >       > [    3.690795] i2c i2c-1: Added multiplexed i2c bus 4
>     >       > [    3.695629] i2c i2c-1: Added multiplexed i2c bus 5
>     >       > [    3.700492] i2c i2c-1: Added multiplexed i2c bus 6
>     >       > [    3.705157] pca954x 1-0070: registered 4 multiplexed busses 
> for I2C switch pca9546
>     >       > [    3.713049] at24 1-0054: supply vcc not found, using dummy 
> regulator
>     >       > [    3.720067] at24 1-0054: 1024 byte 24c08 EEPROM, read-only
>     >       > [    3.724761] cdns-i2c ff030000.i2c: 100 kHz mmio ff030000 irq 
> 29
>     >       > [    3.731272] sfp viper_enet:sfp-eth1: Host maximum power 2.0W
>     >       > [    3.737549] sfp_register_socket: got sfp_bus
>     >       > [    3.740709] sfp_register_socket: register sfp_bus
>     >       > [    3.745459] sfp_register_bus: ops ok!
>     >       > [    3.749179] sfp_register_bus: Try to attach
>     >       > [    3.753419] sfp_register_bus: Attach succeeded
>     >       > [    3.757914] sfp_register_bus: upstream ops attach
>     >       > [    3.762677] sfp_register_bus: Bus registered
>     >       > [    3.766999] sfp_register_socket: register sfp_bus succeeded
>     >       > [    3.775870] of_cfs_init
>     >       > [    3.776000] of_cfs_init: OK
>     >       > [    3.778211] clk: Not disabling unused clocks
>     >       > [   11.278477] Freeing initrd memory: 206056K
>     >       > [   11.279406] Freeing unused kernel memory: 1536K
>     >       > [   11.314006] Checked W+X mappings: passed, no W+X pages found
>     >       > [   11.314142] Run /init as init process
>     >       > INIT: version 3.01 booting
>     >       > fsck (busybox 1.35.0)
>     >       > /dev/mmcblk0p1: clean, 12/102400 files, 238162/409600 blocks
>     >       > /dev/mmcblk0p2: clean, 12/102400 files, 171972/409600 blocks
>     >       > /dev/mmcblk0p3 was not cleanly unmounted, check forced.
>     >       > /dev/mmcblk0p3: 20/4096 files (0.0% non-contiguous), 663/16384 
> blocks
>     >       > [   11.553073] EXT4-fs (mmcblk0p3): mounted filesystem without 
> journal. Opts: (null). Quota mode: disabled.
>     >       > Starting random number generator daemon.
>     >       > [   11.580662] random: crng init done
>     >       > Starting udev
>     >       > [   11.613159] udevd[142]: starting version 3.2.10
>     >       > [   11.620385] udevd[143]: starting eudev-3.2.10
>     >       > [   11.704481] macb ff0b0000.ethernet control_red: renamed from 
> eth0
>     >       > [   11.720264] macb ff0c0000.ethernet control_black: renamed 
> from eth1
>     >       > [   12.063396] ip_local_port_range: prefer different parity for 
> start/end values.
>     >       > [   12.084801] rtc-lpc55 rtc_lpc55: lpc55_rtc_get_time: bad 
> result: 1
>     >       > hwclock: RTC_RD_TIME: Invalid exchange
>     >       > Mon Feb 27 08:40:53 UTC 2023
>     >       > [   12.115309] rtc-lpc55 rtc_lpc55: lpc55_rtc_set_time: bad 
> result
>     >       > hwclock: RTC_SET_TIME: Invalid exchange
>     >       > [   12.131027] rtc-lpc55 rtc_lpc55: lpc55_rtc_get_time: bad 
> result: 1
>     >       > Starting mcud
>     >       > INIT: Entering runlevel: 5
>     >       > Configuring network interfaces... done.
>     >       > resetting network interface
>     >       > [   12.718295] macb ff0b0000.ethernet control_red: PHY 
> [ff0b0000.ethernet-ffffffff:02] driver [Xilinx PCS/PMA PHY] (irq=POLL)
>     >       > [   12.723919] macb ff0b0000.ethernet control_red: configuring 
> for phy/gmii link mode
>     >       > [   12.732151] pps pps0: new PPS source ptp0
>     >       > [   12.735563] macb ff0b0000.ethernet: gem-ptp-timer ptp clock 
> registered.
>     >       > [   12.745724] macb ff0c0000.ethernet control_black: PHY 
> [ff0c0000.ethernet-ffffffff:01] driver [Xilinx PCS/PMA PHY]
>     >       (irq=POLL)
>     >       > [   12.753469] macb ff0c0000.ethernet control_black: 
> configuring for phy/gmii link mode
>     >       > [   12.761804] pps pps1: new PPS source ptp1
>     >       > [   12.765398] macb ff0c0000.ethernet: gem-ptp-timer ptp clock 
> registered.
>     >       > Auto-negotiation: off
>     >       > Auto-negotiation: off
>     >       > [   16.828151] macb ff0b0000.ethernet control_red: unable to 
> generate target frequency: 125000000 Hz
>     >       > [   16.834553] macb ff0b0000.ethernet control_red: Link is Up - 
> 1Gbps/Full - flow control off
>     >       > [   16.860552] macb ff0c0000.ethernet control_black: unable to 
> generate target frequency: 125000000 Hz
>     >       > [   16.867052] macb ff0c0000.ethernet control_black: Link is Up 
> - 1Gbps/Full - flow control off
>     >       > Starting Failsafe Secure Shell server in port 2222: sshd
>     >       > done.
>     >       > Starting rpcbind daemon...done.
>     >       >
>     >       > [   17.093019] rtc-lpc55 rtc_lpc55: lpc55_rtc_get_time: bad 
> result: 1
>     >       > hwclock: RTC_RD_TIME: Invalid exchange
>     >       > Starting State Manager Service
>     >       > Start state-manager restarter...
>     >       > (XEN) d0v1 Forwarding AES operation: 3254779951
>     >       > Starting /usr/sbin/xenstored....[   17.265256] BTRFS: device 
> fsid 80efc224-c202-4f8e-a949-4dae7f04a0aa devid 1 transid 744
>     >       /dev/dm-0
>     >       > scanned by udevd (385)
>     >       > [   17.349933] BTRFS info (device dm-0): disk space caching is 
> enabled
>     >       > [   17.350670] BTRFS info (device dm-0): has skinny extents
>     >       > [   17.364384] BTRFS info (device dm-0): enabling ssd 
> optimizations
>     >       > [   17.830462] BTRFS: device fsid 
> 27ff666b-f4e5-4f90-9054-c210db5b2e2e devid 1 transid 6 
> /dev/mapper/client_prov scanned by
>     >       mkfs.btrfs
>     >       > (526)
>     >       > [   17.872699] BTRFS info (device dm-1): using free space tree
>     >       > [   17.872771] BTRFS info (device dm-1): has skinny extents
>     >       > [   17.878114] BTRFS info (device dm-1): flagging fs with big 
> metadata feature
>     >       > [   17.894289] BTRFS info (device dm-1): enabling ssd 
> optimizations
>     >       > [   17.895695] BTRFS info (device dm-1): checking UUID tree
>     >       >
>     >       > Setting domain 0 name, domid and JSON config...
>     >       > Done setting up Dom0
>     >       > Starting xenconsoled...
>     >       > Starting QEMU as disk backend for dom0
>     >       > Starting domain watchdog daemon: xenwatchdogd startup
>     >       >
>     >       > [   18.408647] BTRFS: device fsid 
> 5e08d5e9-bc2a-46b9-af6a-44c7087b8921 devid 1 transid 6 
> /dev/mapper/client_config scanned by
>     >       mkfs.btrfs
>     >       > (574)
>     >       > [done]
>     >       > [   18.465552] BTRFS info (device dm-2): using free space tree
>     >       > [   18.465629] BTRFS info (device dm-2): has skinny extents
>     >       > [   18.471002] BTRFS info (device dm-2): flagging fs with big 
> metadata feature
>     >       > Starting crond: [   18.482371] BTRFS info (device dm-2): 
> enabling ssd optimizations
>     >       > [   18.486659] BTRFS info (device dm-2): checking UUID tree
>     >       > OK
>     >       > starting rsyslogd ... Log partition ready after 0 poll loops
>     >       > done
>     >       > rsyslogd: cannot connect to 172.18.0.1:514 
> <http://172.18.0.1:514>: Network is unreachable [v8.2208.0 try 
> https://www.rsyslog.com/e/2027 <https://www.rsyslog.com/e/2027> ]
>     >       > [   18.670637] BTRFS: device fsid 
> 39d7d9e1-967d-478e-94ae-690deb722095 devid 1 transid 608 /dev/dm-3 scanned by 
> udevd (518)
>     >       >
>     >       > Please insert USB token and enter your role in login prompt.
>     >       >
>     >       > login:
>     >       >
>     >       > Regards,
>     >       > O.
>     >       >
>     >       >
>     >       > пн, 24 апр. 2023 г. в 23:39, Stefano Stabellini 
> <sstabellini@xxxxxxxxxx <mailto:sstabellini@xxxxxxxxxx>>:
>     >       >       Hi Oleg,
>     >       >
>     >       >       Here is the issue from your logs:
>     >       >
>     >       >       SError Interrupt on CPU0, code 0xbe000000 -- SError
>     >       >
>     >       >       SErrors are special signals to notify software of serious 
> hardware
>     >       >       errors.  Something is going very wrong. Defective 
> hardware is a
>     >       >       possibility.  Another possibility if software accessing 
> address ranges
>     >       >       that it is not supposed to, sometimes it causes SErrors.
>     >       >
>     >       >       Cheers,
>     >       >
>     >       >       Stefano
>     >       >
>     >       >
>     >       >
>     >       >       On Mon, 24 Apr 2023, Oleg Nikitenko wrote:
>     >       >
>     >       >       > Hello,
>     >       >       >
>     >       >       > Thanks guys.
>     >       >       > I found out where the problem was.
>     >       >       > Now dom0 booted more. But I have a new one.
>     >       >       > This is a kernel panic during Dom0 loading.
>     >       >       > Maybe someone is able to suggest something ?
>     >       >       >
>     >       >       > Regards,
>     >       >       > O.
>     >       >       >
>     >       >       > [    3.771362] sfp_register_bus: upstream ops attach
>     >       >       > [    3.776119] sfp_register_bus: Bus registered
>     >       >       > [    3.780459] sfp_register_socket: register sfp_bus 
> succeeded
>     >       >       > [    3.789399] of_cfs_init
>     >       >       > [    3.789499] of_cfs_init: OK
>     >       >       > [    3.791685] clk: Not disabling unused clocks
>     >       >       > [   11.010355] SError Interrupt on CPU0, code 
> 0xbe000000 -- SError
>     >       >       > [   11.010380] CPU: 0 PID: 9 Comm: kworker/u4:0 Not 
> tainted 5.15.72-xilinx-v2022.1 #1
>     >       >       > [   11.010393] Workqueue: events_unbound 
> async_run_entry_fn
>     >       >       > [   11.010414] pstate: 60000005 (nZCv daif -PAN -UAO 
> -TCO -DIT -SSBS BTYPE=--)
>     >       >       > [   11.010422] pc : simple_write_end+0xd0/0x130
>     >       >       > [   11.010431] lr : generic_perform_write+0x118/0x1e0
>     >       >       > [   11.010438] sp : ffffffc00809b910
>     >       >       > [   11.010441] x29: ffffffc00809b910 x28: 
> 0000000000000000 x27: ffffffef69ba88c0
>     >       >       > [   11.010451] x26: 0000000000003eec x25: 
> ffffff807515db00 x24: 0000000000000000
>     >       >       > [   11.010459] x23: ffffffc00809ba90 x22: 
> 0000000002aac000 x21: ffffff807315a260
>     >       >       > [   11.010472] x20: 0000000000001000 x19: 
> fffffffe02000000 x18: 0000000000000000
>     >       >       > [   11.010481] x17: 00000000ffffffff x16: 
> 0000000000008000 x15: 0000000000000000
>     >       >       > [   11.010490] x14: 0000000000000000 x13: 
> 0000000000000000 x12: 0000000000000000
>     >       >       > [   11.010498] x11: 0000000000000000 x10: 
> 0000000000000000 x9 : 0000000000000000
>     >       >       > [   11.010507] x8 : 0000000000000000 x7 : 
> ffffffef693ba680 x6 : 000000002d89b700
>     >       >       > [   11.010515] x5 : fffffffe02000000 x4 : 
> ffffff807315a3c8 x3 : 0000000000001000
>     >       >       > [   11.010524] x2 : 0000000002aab000 x1 : 
> 0000000000000001 x0 : 0000000000000005
>     >       >       > [   11.010534] Kernel panic - not syncing: Asynchronous 
> SError Interrupt
>     >       >       > [   11.010539] CPU: 0 PID: 9 Comm: kworker/u4:0 Not 
> tainted 5.15.72-xilinx-v2022.1 #1
>     >       >       > [   11.010545] Hardware name: D14 Viper Board - White 
> Unit (DT)
>     >       >       > [   11.010548] Workqueue: events_unbound 
> async_run_entry_fn
>     >       >       > [   11.010556] Call trace:
>     >       >       > [   11.010558]  dump_backtrace+0x0/0x1c4
>     >       >       > [   11.010567]  show_stack+0x18/0x2c
>     >       >       > [   11.010574]  dump_stack_lvl+0x7c/0xa0
>     >       >       > [   11.010583]  dump_stack+0x18/0x34
>     >       >       > [   11.010588]  panic+0x14c/0x2f8
>     >       >       > [   11.010597]  print_tainted+0x0/0xb0
>     >       >       > [   11.010606]  arm64_serror_panic+0x6c/0x7c
>     >       >       > [   11.010614]  do_serror+0x28/0x60
>     >       >       > [   11.010621]  el1h_64_error_handler+0x30/0x50
>     >       >       > [   11.010628]  el1h_64_error+0x78/0x7c
>     >       >       > [   11.010633]  simple_write_end+0xd0/0x130
>     >       >       > [   11.010639]  generic_perform_write+0x118/0x1e0
>     >       >       > [   11.010644]  __generic_file_write_iter+0x138/0x1c4
>     >       >       > [   11.010650]  generic_file_write_iter+0x78/0xd0
>     >       >       > [   11.010656]  __kernel_write+0xfc/0x2ac
>     >       >       > [   11.010665]  kernel_write+0x88/0x160
>     >       >       > [   11.010673]  xwrite+0x44/0x94
>     >       >       > [   11.010680]  do_copy+0xa8/0x104
>     >       >       > [   11.010686]  write_buffer+0x38/0x58
>     >       >       > [   11.010692]  flush_buffer+0x4c/0xbc
>     >       >       > [   11.010698]  __gunzip+0x280/0x310
>     >       >       > [   11.010704]  gunzip+0x1c/0x28
>     >       >       > [   11.010709]  unpack_to_rootfs+0x170/0x2b0
>     >       >       > [   11.010715]  do_populate_rootfs+0x80/0x164
>     >       >       > [   11.010722]  async_run_entry_fn+0x48/0x164
>     >       >       > [   11.010728]  process_one_work+0x1e4/0x3a0
>     >       >       > [   11.010736]  worker_thread+0x7c/0x4c0
>     >       >       > [   11.010743]  kthread+0x120/0x130
>     >       >       > [   11.010750]  ret_from_fork+0x10/0x20
>     >       >       > [   11.010757] SMP: stopping secondary CPUs
>     >       >       > [   11.010784] Kernel Offset: 0x2f61200000 from 
> 0xffffffc008000000
>     >       >       > [   11.010788] PHYS_OFFSET: 0x0
>     >       >       > [   11.010790] CPU features: 0x00000401,00000842
>     >       >       > [   11.010795] Memory Limit: none
>     >       >       > [   11.277509] ---[ end Kernel panic - not syncing: 
> Asynchronous SError Interrupt ]---
>     >       >       >
>     >       >       > пт, 21 апр. 2023 г. в 15:52, Michal Orzel 
> <michal.orzel@xxxxxxx <mailto:michal.orzel@xxxxxxx>>:
>     >       >       >       Hi Oleg,
>     >       >       >
>     >       >       >       On 21/04/2023 14:49, Oleg Nikitenko wrote:
>     >       >       >       >       
>     >       >       >       >
>     >       >       >       >
>     >       >       >       > Hello Michal,
>     >       >       >       >
>     >       >       >       > I was not able to enable earlyprintk in the xen 
> for now.
>     >       >       >       > I decided to choose another way.
>     >       >       >       > This is a xen's command line that I found out 
> completely.
>     >       >       >       >
>     >       >       >       > (XEN) $$$$ console=dtuart dtuart=serial0 
> dom0_mem=1600M dom0_max_vcpus=2 dom0_vcpus_pin bootscrub=0
>     >       vwfi=native
>     >       >       sched=null
>     >       >       >       timer_slop=0
>     >       >       >       Yes, adding a printk() in Xen was also a good 
> idea.
>     >       >       >
>     >       >       >       >
>     >       >       >       > So you are absolutely right about a command 
> line.
>     >       >       >       > Now I am going to find out why xen did not have 
> the correct parameters from the device tree.
>     >       >       >       Maybe you will find this document helpful:
>     >       >       >       
> https://github.com/Xilinx/xen/blob/xlnx_rebase_4.16/docs/misc/arm/device-tree/booting.txt
>  
> <https://github.com/Xilinx/xen/blob/xlnx_rebase_4.16/docs/misc/arm/device-tree/booting.txt>
>     >       >       >
>     >       >       >       ~Michal
>     >       >       >
>     >       >       >       >
>     >       >       >       > Regards,
>     >       >       >       > Oleg
>     >       >       >       >
>     >       >       >       > пт, 21 апр. 2023 г. в 11:16, Michal Orzel 
> <michal.orzel@xxxxxxx <mailto:michal.orzel@xxxxxxx> 
> <mailto:michal.orzel@xxxxxxx <mailto:michal.orzel@xxxxxxx>>>:
>     >       >       >       >
>     >       >       >       >
>     >       >       >       >     On 21/04/2023 10:04, Oleg Nikitenko wrote:
>     >       >       >       >     >       
>     >       >       >       >     >
>     >       >       >       >     >
>     >       >       >       >     > Hello Michal,
>     >       >       >       >     >
>     >       >       >       >     > Yes, I use yocto.
>     >       >       >       >     >
>     >       >       >       >     > Yesterday all day long I tried to follow 
> your suggestions.
>     >       >       >       >     > I faced a problem.
>     >       >       >       >     > Manually in the xen config build file I 
> pasted the strings:
>     >       >       >       >     In the .config file or in some Yocto file 
> (listing additional Kconfig options) added to SRC_URI?
>     >       >       >       >     You shouldn't really modify .config file 
> but if you do, you should execute "make olddefconfig"
>     >       afterwards.
>     >       >       >       >
>     >       >       >       >     >
>     >       >       >       >     > CONFIG_EARLY_PRINTK
>     >       >       >       >     > CONFIG_EARLY_PRINTK_ZYNQMP
>     >       >       >       >     > CONFIG_EARLY_UART_CHOICE_CADENCE
>     >       >       >       >     I hope you added =y to them.
>     >       >       >       >
>     >       >       >       >     Anyway, you have at least the following 
> solutions:
>     >       >       >       >     1) Run bitbake xen -c menuconfig to 
> properly set early printk
>     >       >       >       >     2) Find out how you enable other Kconfig 
> options in your project (e.g. CONFIG_COLORING=y that is not
>     >       enabled by
>     >       >       default)
>     >       >       >       >     3) Append the following to 
> "xen/arch/arm/configs/arm64_defconfig":
>     >       >       >       >     CONFIG_EARLY_PRINTK_ZYNQMP=y
>     >       >       >       >
>     >       >       >       >     ~Michal
>     >       >       >       >
>     >       >       >       >     >
>     >       >       >       >     > Host hangs in build time. 
>     >       >       >       >     > Maybe I did not set something in the 
> config build file ?
>     >       >       >       >     >
>     >       >       >       >     > Regards,
>     >       >       >       >     > Oleg
>     >       >       >       >     >
>     >       >       >       >     > чт, 20 апр. 2023 г. в 11:57, Oleg 
> Nikitenko <oleshiiwood@xxxxxxxxx <mailto:oleshiiwood@xxxxxxxxx> 
> <mailto:oleshiiwood@xxxxxxxxx <mailto:oleshiiwood@xxxxxxxxx>>
>     >       >       >       <mailto:oleshiiwood@xxxxxxxxx 
> <mailto:oleshiiwood@xxxxxxxxx> <mailto:oleshiiwood@xxxxxxxxx 
> <mailto:oleshiiwood@xxxxxxxxx>>>>:
>     >       >       >       >     >
>     >       >       >       >     >     Thanks Michal,
>     >       >       >       >     >
>     >       >       >       >     >     You gave me an idea.
>     >       >       >       >     >     I am going to try it today.
>     >       >       >       >     >
>     >       >       >       >     >     Regards,
>     >       >       >       >     >     O.
>     >       >       >       >     >
>     >       >       >       >     >     чт, 20 апр. 2023 г. в 11:56, Oleg 
> Nikitenko <oleshiiwood@xxxxxxxxx <mailto:oleshiiwood@xxxxxxxxx> 
> <mailto:oleshiiwood@xxxxxxxxx <mailto:oleshiiwood@xxxxxxxxx>>
>     >       >       >       <mailto:oleshiiwood@xxxxxxxxx 
> <mailto:oleshiiwood@xxxxxxxxx> <mailto:oleshiiwood@xxxxxxxxx 
> <mailto:oleshiiwood@xxxxxxxxx>>>>:
>     >       >       >       >     >
>     >       >       >       >     >         Thanks Stefano.
>     >       >       >       >     >
>     >       >       >       >     >         I am going to do it today.
>     >       >       >       >     >
>     >       >       >       >     >         Regards,
>     >       >       >       >     >         O.
>     >       >       >       >     >
>     >       >       >       >     >         ср, 19 апр. 2023 г. в 23:05, 
> Stefano Stabellini <sstabellini@xxxxxxxxxx <mailto:sstabellini@xxxxxxxxxx>
>     >       <mailto:sstabellini@xxxxxxxxxx <mailto:sstabellini@xxxxxxxxxx>>
>     >       >       >       <mailto:sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx> <mailto:sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx>>>>:
>     >       >       >       >     >
>     >       >       >       >     >             On Wed, 19 Apr 2023, Oleg 
> Nikitenko wrote:
>     >       >       >       >     >             > Hi Michal,
>     >       >       >       >     >             >
>     >       >       >       >     >             > I corrected xen's command 
> line.
>     >       >       >       >     >             > Now it is
>     >       >       >       >     >             > xen,xen-bootargs = 
> "console=dtuart dtuart=serial0 dom0_mem=1600M dom0_max_vcpus=2
>     >       dom0_vcpus_pin
>     >       >       >       bootscrub=0 vwfi=native sched=null
>     >       >       >       >     >             > timer_slop=0 way_size=65536 
> xen_colors=0-3 dom0_colors=4-7";
>     >       >       >       >     >
>     >       >       >       >     >             4 colors is way too many for 
> xen, just do xen_colors=0-0. There is no
>     >       >       >       >     >             advantage in using more than 
> 1 color for Xen.
>     >       >       >       >     >
>     >       >       >       >     >             4 colors is too few for dom0, 
> if you are giving 1600M of memory to Dom0.
>     >       >       >       >     >             Each color is 256M. For 1600M 
> you should give at least 7 colors. Try:
>     >       >       >       >     >
>     >       >       >       >     >             xen_colors=0-0 dom0_colors=1-8
>     >       >       >       >     >
>     >       >       >       >     >
>     >       >       >       >     >
>     >       >       >       >     >             > Unfortunately the result 
> was the same.
>     >       >       >       >     >             >
>     >       >       >       >     >             > (XEN)  - Dom0 mode: Relaxed
>     >       >       >       >     >             > (XEN) P2M: 40-bit IPA with 
> 40-bit PA and 8-bit VMID
>     >       >       >       >     >             > (XEN) P2M: 3 levels with 
> order-1 root, VTCR 0x0000000080023558
>     >       >       >       >     >             > (XEN) Scheduling 
> granularity: cpu, 1 CPU per sched-resource
>     >       >       >       >     >             > (XEN) Coloring general 
> information
>     >       >       >       >     >             > (XEN) Way size: 64kB
>     >       >       >       >     >             > (XEN) Max. number of colors 
> available: 16
>     >       >       >       >     >             > (XEN) Xen color(s): [ 0 ]
>     >       >       >       >     >             > (XEN) alternatives: 
> Patching with alt table 00000000002cc690 -> 00000000002ccc0c
>     >       >       >       >     >             > (XEN) Color array 
> allocation failed for dom0
>     >       >       >       >     >             > (XEN)
>     >       >       >       >     >             > (XEN) 
> ****************************************
>     >       >       >       >     >             > (XEN) Panic on CPU 0:
>     >       >       >       >     >             > (XEN) Error creating domain > 0
>     >       >       >       >     >             > (XEN) 
> ****************************************
>     >       >       >       >     >             > (XEN)
>     >       >       >       >     >             > (XEN) Reboot in five 
> seconds...
>     >       >       >       >     >             >
>     >       >       >       >     >             > I am going to find out how 
> command line arguments passed and parsed.
>     >       >       >       >     >             >
>     >       >       >       >     >             > Regards,
>     >       >       >       >     >             > Oleg
>     >       >       >       >     >             >
>     >       >       >       >     >             > ср, 19 апр. 2023 г. в 
> 11:25, Oleg Nikitenko <oleshiiwood@xxxxxxxxx <mailto:oleshiiwood@xxxxxxxxx>
>     >       <mailto:oleshiiwood@xxxxxxxxx <mailto:oleshiiwood@xxxxxxxxx>>
>     >       >       >       <mailto:oleshiiwood@xxxxxxxxx 
> <mailto:oleshiiwood@xxxxxxxxx> <mailto:oleshiiwood@xxxxxxxxx 
> <mailto:oleshiiwood@xxxxxxxxx>>>>:
>     >       >       >       >     >             >       Hi Michal,
>     >       >       >       >     >             >
>     >       >       >       >     >             > You put my nose into the 
> problem. Thank you.
>     >       >       >       >     >             > I am going to use your 
> point.
>     >       >       >       >     >             > Let's see what happens.
>     >       >       >       >     >             >
>     >       >       >       >     >             > Regards,
>     >       >       >       >     >             > Oleg
>     >       >       >       >     >             >
>     >       >       >       >     >             >
>     >       >       >       >     >             > ср, 19 апр. 2023 г. в 
> 10:37, Michal Orzel <michal.orzel@xxxxxxx <mailto:michal.orzel@xxxxxxx>
>     >       <mailto:michal.orzel@xxxxxxx <mailto:michal.orzel@xxxxxxx>>
>     >       >       >       <mailto:michal.orzel@xxxxxxx 
> <mailto:michal.orzel@xxxxxxx> <mailto:michal.orzel@xxxxxxx 
> <mailto:michal.orzel@xxxxxxx>>>>:
>     >       >       >       >     >             >       Hi Oleg,
>     >       >       >       >     >             >
>     >       >       >       >     >             >       On 19/04/2023 09:03, 
> Oleg Nikitenko wrote:
>     >       >       >       >     >             >       >       
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       > Hello Stefano,
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       > Thanks for the 
> clarification.
>     >       >       >       >     >             >       > My company uses 
> yocto for image generation.
>     >       >       >       >     >             >       > What kind of 
> information do you need to consult me in this case ?
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       > Maybe modules 
> sizes/addresses which were mentioned by @Julien Grall
>     >       >       <mailto:julien@xxxxxxx <mailto:julien@xxxxxxx>
>     >       >       >       <mailto:julien@xxxxxxx <mailto:julien@xxxxxxx>> 
> <mailto:julien@xxxxxxx <mailto:julien@xxxxxxx> <mailto:julien@xxxxxxx 
> <mailto:julien@xxxxxxx>>>> ?
>     >       >       >       >     >             >
>     >       >       >       >     >             >       Sorry for jumping 
> into discussion, but FWICS the Xen command line you provided
>     >       seems to be
>     >       >       not the
>     >       >       >       one
>     >       >       >       >     >             >       Xen booted with. The 
> error you are observing most likely is due to dom0 colors
>     >       >       configuration not
>     >       >       >       being
>     >       >       >       >     >             >       specified (i.e. lack 
> of dom0_colors=<> parameter). Although in the command line you
>     >       >       provided, this
>     >       >       >       parameter
>     >       >       >       >     >             >       is set, I strongly 
> doubt that this is the actual command line in use.
>     >       >       >       >     >             >
>     >       >       >       >     >             >       You wrote:
>     >       >       >       >     >             >       xen,xen-bootargs = 
> "console=dtuart dtuart=serial0 dom0_mem=1600M dom0_max_vcpus=2
>     >       >       dom0_vcpus_pin
>     >       >       >       bootscrub=0 vwfi=native
>     >       >       >       >     >             >       sched=null 
> timer_slop=0 way_szize=65536 xen_colors=0-3 dom0_colors=4-7";
>     >       >       >       >     >             >
>     >       >       >       >     >             >       but:
>     >       >       >       >     >             >       1) way_szize has a 
> typo
>     >       >       >       >     >             >       2) you specified 4 
> colors (0-3) for Xen, but the boot log says that Xen has only
>     >       one:
>     >       >       >       >     >             >       (XEN) Xen color(s): [ 
> 0 ]
>     >       >       >       >     >             >
>     >       >       >       >     >             >       This makes me believe 
> that no colors configuration actually end up in command line
>     >       that Xen
>     >       >       booted
>     >       >       >       with.
>     >       >       >       >     >             >       Single color for Xen 
> is a "default if not specified" and way size was probably
>     >       calculated
>     >       >       by asking
>     >       >       >       HW.
>     >       >       >       >     >             >
>     >       >       >       >     >             >       So I would suggest to 
> first cross-check the command line in use.
>     >       >       >       >     >             >
>     >       >       >       >     >             >       ~Michal
>     >       >       >       >     >             >
>     >       >       >       >     >             >
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       > Regards,
>     >       >       >       >     >             >       > Oleg
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       > вт, 18 апр. 2023 г. 
> в 20:44, Stefano Stabellini <sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx>
>     >       >       >       <mailto:sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx>> <mailto:sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx> <mailto:sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx>>>
>     >       >       <mailto:sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx>
>     >       >       >       <mailto:sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx>> <mailto:sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx> <mailto:sstabellini@xxxxxxxxxx 
> <mailto:sstabellini@xxxxxxxxxx>>>>>:
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >     On Tue, 18 Apr 
> 2023, Oleg Nikitenko wrote:
>     >       >       >       >     >             >       >     > Hi Julien,
>     >       >       >       >     >             >       >     >
>     >       >       >       >     >             >       >     > >> This 
> feature has not been merged in Xen upstream yet
>     >       >       >       >     >             >       >     >
>     >       >       >       >     >             >       >     > > would 
> assume that upstream + the series on the ML [1] work
>     >       >       >       >     >             >       >     >
>     >       >       >       >     >             >       >     > Please 
> clarify this point.
>     >       >       >       >     >             >       >     > Because the 
> two thoughts are controversial.
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >     Hi Oleg,
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >     As Julien 
> wrote, there is nothing controversial. As you are aware,
>     >       >       >       >     >             >       >     Xilinx 
> maintains a separate Xen tree specific for Xilinx here:
>     >       >       >       >     >             >       >     
> https://github.com/xilinx/xen <https://github.com/xilinx/xen> 
> <https://github.com/xilinx/xen <https://github.com/xilinx/xen>>
>     >       >       <https://github.com/xilinx/xen 
> <https://github.com/xilinx/xen>
>     >       >       >       <https://github.com/xilinx/xen 
> <https://github.com/xilinx/xen>>> <https://github.com/xilinx/xen 
> <https://github.com/xilinx/xen> <https://github.com/xilinx/xen 
> <https://github.com/xilinx/xen>>
>     >       >       <https://github.com/xilinx/xen 
> <https://github.com/xilinx/xen>
>     >       >       >       <https://github.com/xilinx/xen 
> <https://github.com/xilinx/xen>>>>
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >     and the branch 
> you are using (xlnx_rebase_4.16) comes from there.
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >     Instead, the 
> upstream Xen tree lives here:
>     >       >       >       >     >             >       >     
> https://xenbits.xen.org/gitweb/?p=xen.git;a=summary 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary>
>     >       >       >       
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary>> 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary>
>     >       >       >       
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary>>> 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary>
>     >       >       >       
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary>> 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary>
>     >       >       >       
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary 
> <https://xenbits.xen.org/gitweb/?p=xen.git;a=summary>>>>
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >     The Cache 
> Coloring feature that you are trying to configure is present
>     >       >       >       >     >             >       >     in 
> xlnx_rebase_4.16, but not yet present upstream (there is an
>     >       >       >       >     >             >       >     outstanding 
> patch series to add cache coloring to Xen upstream but it
>     >       >       >       >     >             >       >     hasn't been 
> merged yet.)
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >     Anyway, if you 
> are using xlnx_rebase_4.16 it doesn't matter too much for
>     >       >       >       >     >             >       >     you as you 
> already have Cache Coloring as a feature there.
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >     I take you are 
> using ImageBuilder to generate the boot configuration? If
>     >       >       >       >     >             >       >     so, please post 
> the ImageBuilder config file that you are using.
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >       >     But from the 
> boot message, it looks like the colors configuration for
>     >       >       >       >     >             >       >     Dom0 is 
> incorrect.
>     >       >       >       >     >             >       >
>     >       >       >       >     >             >
>     >       >       >       >     >             >
>     >       >       >       >     >             >
>     >       >       >       >     >
>     >       >       >       >
>     >       >       >
>     >       >       >
>     >       >       >
>     >       >
>     >       >
>     >       >
>     >
>     >
>     > 
> 



 


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