Hi,

with a recent -CURRENT and xen-4.6.0, I now see a different crash at boot on 
the same box. Any ideas?

Thanks,
Lars


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 Xen 4.6.0el/cc_vegas.ko size 0x3348 at 0x1403000                        `
(XEN) Xen version 4.6.0 (r...@netapp.com) (gcc47 (FreeBSD Ports Collection) 
4.7.4) debug=n Wed Oct 14 18:50:20 CEST 2015g...el/cc_hd.ko size 0x2ea8 at 
0x13ff000o   .--`         /y:`      +.
(XEN) Latest ChangeSet: 'ertt'             |  yo`:.            :o      `+-
(XEN) Bootloader: FreeBSD Loader           |   y/               -/`   -o/
(XEN) Command line: guest_loglvl=all loglvl=al dom0_max_vcpus=32 dom0_mem=4096M 
dom0pvh=1 com1=115200,8n1 console=com13. [Esc]ape to loader prompt           |  
/                     `--  /
(XEN) Video information:                   | `:                          :`
(XEN)  VGA is text mode 80x25, font 8x16   | `:                          :`
(XEN)  VBE/DDC methods: none; EDID transfer time: 0 seconds              /
(XEN)  EDID info not retrieved because no DDC retrieval method detected -.
(XEN) Disc information:O]ptions...         |   --                      -.
(XEN)  Found 1 MBR signatures              |    `:`                  `:`
(XEN)  Found 1 EDD information structures  |      .--             `--.
(XEN) Xen-e820 RAM map:                    |         .---.....----.
(XEN)  0000000000000000 - 000000000009ac00 (usable)
(XEN)  000000000009ac00 - 00000000000a0000 (reserved)
(XEN)  00000000000e0000 - 0000000000100000 (reserved)
(XEN)  0000000000100000 - 000000007de19000 (usable)
(XEN)  000000007de19000 - 000000007dea8000 (reserved)
(XEN)  000000007dea8000 - 000000007dfb1000 (ACPI data)
(XEN)  000000007dfb1000 - 000000007e1cb000 (ACPI NVS)
(XEN)  000000007e1cb000 - 000000007f355000 (reserved)
(XEN)  000000007f355000 - 000000007f800000 (ACPI NVS)
(XEN)  0000000080000000 - 0000000090000000 (reserved)
(XEN)  00000000fed1c000 - 00000000fed40000 (reserved)
(XEN)  00000000ff000000 - 0000000100000000 (reserved)
(XEN)  0000000100000000 - 0000002080000000 (usable)
(XEN) ACPI: RSDP 000F04A0, 0024 (r2 SUPERM)
(XEN) ACPI: XSDT 7DEDD088, 008C (r1 SUPERM SMCI--MB        1 AMI     10013)
(XEN) ACPI: FACP 7DEE80F8, 00F4 (r4 SUPERM SMCI--MB        1 AMI     10013)
(XEN) ACPI: DSDT 7DEDD1A0, AF53 (r2 SUPERM SMCI--MB        0 INTL 20091112)
(XEN) ACPI: FACS 7E1C2080, 0040
(XEN) ACPI: APIC 7DEE81F0, 0224 (r3                        1 AMI     10013)
(XEN) ACPI: FPDT 7DEE8418, 0044 (r1                        1 AMI     10013)
(XEN) ACPI: HPET 7DEE8460, 0038 (r1 SUPERM SMCI--MB        1 AMI.        5)
(XEN) ACPI: PRAD 7DEE8498, 00BE (r2 PRADID  PRADTID        1 MSFT  4000000)
(XEN) ACPI: SPMI 7DEE8558, 0040 (r5 A M I   OEMSPMI        0 AMI.        0)
(XEN) ACPI: SSDT 7DEE8598, C7AE8 (r2  INTEL    CpuPm     4000 INTL 20091112)
(XEN) ACPI: EINJ 7DFB0080, 0130 (r1    AMI AMI EINJ        0             0)
(XEN) ACPI: ERST 7DFB01B0, 0230 (r1  AMIER AMI ERST        0             0)
(XEN) ACPI: HEST 7DFB03E0, 00A8 (r1    AMI AMI HEST        0             0)
(XEN) ACPI: BERT 7DFB0488, 0030 (r1    AMI AMI BERT        0             0)
(XEN) ACPI: DMAR 7DFB04B8, 0168 (r1 A M I   OEMDMAR        1 INTL        1)
(XEN) ACPI: MCFG 7DFB0620, 003C (r1 SUPERM SMCI--MB        1 MSFT       97)
(XEN) System RAM: 131037MB (134182604kB)
(XEN) Domain heap initialised
(XEN) ACPI: 32/64X FACS address mismatch in FADT - 7e1c2080/0000000000000000, 
using 32
(XEN) Processor #0 6:13 APIC version 21
(XEN) Processor #2 6:13 APIC version 21
(XEN) Processor #4 6:13 APIC version 21
(XEN) Processor #6 6:13 APIC version 21
(XEN) Processor #8 6:13 APIC version 21
(XEN) Processor #10 6:13 APIC version 21
(XEN) Processor #12 6:13 APIC version 21
(XEN) Processor #14 6:13 APIC version 21
(XEN) Processor #32 6:13 APIC version 21
(XEN) Processor #34 6:13 APIC version 21
(XEN) Processor #36 6:13 APIC version 21
(XEN) Processor #38 6:13 APIC version 21
(XEN) Processor #40 6:13 APIC version 21
(XEN) Processor #42 6:13 APIC version 21
(XEN) Processor #44 6:13 APIC version 21
(XEN) Processor #46 6:13 APIC version 21
(XEN) Processor #1 6:13 APIC version 21
(XEN) Processor #3 6:13 APIC version 21
(XEN) Processor #5 6:13 APIC version 21
(XEN) Processor #7 6:13 APIC version 21
(XEN) Processor #9 6:13 APIC version 21
(XEN) Processor #11 6:13 APIC version 21
(XEN) Processor #13 6:13 APIC version 21
(XEN) Processor #15 6:13 APIC version 21
(XEN) Processor #33 6:13 APIC version 21
(XEN) Processor #35 6:13 APIC version 21
(XEN) Processor #37 6:13 APIC version 21
(XEN) Processor #39 6:13 APIC version 21
(XEN) Processor #41 6:13 APIC version 21
(XEN) Processor #43 6:13 APIC version 21
(XEN) Processor #45 6:13 APIC version 21
(XEN) Processor #47 6:13 APIC version 21
(XEN) IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23
(XEN) IOAPIC[1]: apic_id 2, version 32, address 0xfec01000, GSI 24-47
(XEN) IOAPIC[2]: apic_id 3, version 32, address 0xfec40000, GSI 48-71
(XEN) Enabling APIC mode:  Phys.  Using 3 I/O APICs
(XEN) Switched to APIC driver x2apic_cluster.
(XEN) xstate_init: using cntxt_size: 0x340 and states: 0x7
(XEN) Using scheduler: SMP Credit Scheduler (credit)
(XEN) Detected 2000.043 MHz processor.
(XEN) Initing memory sharing.
(XEN) Intel VT-d iommu 0 supported page sizes: 4kB, 2MB, 1GB.
(XEN) Intel VT-d iommu 1 supported page sizes: 4kB, 2MB, 1GB.
(XEN) Intel VT-d Snoop Control enabled.
(XEN) Intel VT-d Dom0 DMA Passthrough not enabled.
(XEN) Intel VT-d Queued Invalidation enabled.
(XEN) Intel VT-d Interrupt Remapping enabled.
(XEN) Intel VT-d Shared EPT tables enabled.
(XEN) I/O virtualisation enabled
(XEN)  - Dom0 mode: Relaxed
(XEN) Interrupt remapping enabled
(XEN) Enabled directed EOI with ioapic_ack_old on!
(XEN) ENABLING IO-APIC IRQs
(XEN)  -> Using old ACK method
(XEN) Platform timer is 14.318MHz HPET
(XEN) Allocated console ring of 64 KiB.
(XEN) VMX: Supported advanced features:
(XEN)  - APIC MMIO access virtualisation
(XEN)  - APIC TPR shadow
(XEN)  - Extended Page Tables (EPT)
(XEN)  - Virtual-Processor Identifiers (VPID)
(XEN)  - Virtual NMI
(XEN)  - MSR direct-access bitmap
(XEN)  - Unrestricted Guest
(XEN) HVM: ASIDs enabled.
(XEN) HVM: VMX enabled
(XEN) HVM: Hardware Assisted Paging (HAP) detected
(XEN) HVM: HAP page sizes: 4kB, 2MB, 1GB
(XEN) Brought up 32 CPUs
(XEN) Dom0 has maximum 1224 PIRQs
(XEN) *** LOADING DOMAIN 0 ***
(XEN)  Xen  kernel: 64-bit, lsb, compat32
(XEN)  Dom0 kernel: 64-bit, PAE, lsb, paddr 0x200000 -> 0x15ed678
(XEN)  Dom0 symbol map 0x15ed678 -> 0x180ba40
(XEN) PHYSICAL MEMORY ARRANGEMENT:
(XEN)  Dom0 alloc.:   0000002020000000->0000002024000000 (1032178 pages to be 
allocated)
(XEN)  Init. ramdisk: 000000207fff2000->0000002080000000
(XEN) VIRTUAL MEMORY ARRANGEMENT:
(XEN)  Loaded kernel: ffffffff80200000->ffffffff8180ba40
(XEN)  Init. ramdisk: ffffffff8180c000->ffffffff8181a000
(XEN)  Phys-Mach map: ffffffff8181a000->ffffffff8201a000
(XEN)  Start info:    ffffffff8201a000->ffffffff8201b4b4
(XEN)  Page tables:   ffffffff8201c000->ffffffff82031000
(XEN)  Boot stack:    ffffffff82031000->ffffffff82032000
(XEN)  TOTAL:         ffffffff80000000->ffffffff82400000
(XEN)  ENTRY ADDRESS: ffffffff80963000
(XEN) Dom0 has maximum 32 VCPUs
(XEN) Scrubbing Free RAM on 1 nodes using 16 CPUs
(XEN) .................................................................done.
(XEN) Initial low memory virq threshold set at 0x4000 pages.
(XEN) Std. Loglevel: Errors and warnings
(XEN) Guest Loglevel: All
(XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to 
Xen)
(XEN) Freed 296kB init memory.
FreeBSD PVH running on xen-3.0-x86_64p
GDB: no debug ports present
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2015 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 11.0-CURRENT #15 384e927(muclab)-dirty: Tue Oct 20 16:46:27 CEST 2015
    
el...@laurel.muccbc.hq.netapp.com:/usr/home/elars/obj/usr/home/elars/src/sys/MUCLAB
 amd64
FreeBSD clang version 3.7.0 (tags/RELEASE_370/final 246257) 20150906
sysctl: OID number(10) is already in use for 'intr_direct_queue_maxlen'
sysctl: OID number(11) is already in use for 'intr_direct_queue_drops'
VT(vga): resolution 640x480
(XEN) Direct Vector 0x93
CPU: Intel(R) Xeon(R) CPU E5-2650 0 @ 2.00GHz (2000.00-MHz K8-class CPU)
  Origin="GenuineIntel"  Id=0x206d7  Family=0x6  Model=0x2d  Stepping=7
  
Features=0x1fc3ebff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,PGE,MCA,CMOV,PAT,PSE36,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT>
  
Features2=0x9fb82283<SSE3,PCLMULQDQ,EST,SSSE3,CX16,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX,HV>
  AMD Features=0x20100800<SYSCALL,NX,LM>
  AMD Features2=0x1<LAHF>
  XSAVE Features=0x1<XSAVEOPT>
  TSC: P-state invariant, performance statistics
Hypervisor: Origin = "XenVMMXenVMM"
real memory  = 6478413824 (6178 MB)
avail memory = 4065890304 (3877 MB)
FreeBSD/SMP: Multiprocessor System Detected: 32 CPUs
FreeBSD/SMP: 2 package(s) x 16 core(s)
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  2
 cpu2 (AP): APIC ID:  4
 cpu3 (AP): APIC ID:  6
 cpu4 (AP): APIC ID:  8
 cpu5 (AP): APIC ID: 10
 cpu6 (AP): APIC ID: 12
 cpu7 (AP): APIC ID: 14
 cpu8 (AP): APIC ID: 16
 cpu9 (AP): APIC ID: 18
 cpu10 (AP): APIC ID: 20
 cpu11 (AP): APIC ID: 22
 cpu12 (AP): APIC ID: 24
 cpu13 (AP): APIC ID: 26
 cpu14 (AP): APIC ID: 28
 cpu15 (AP): APIC ID: 30
 cpu16 (AP): APIC ID: 32
 cpu17 (AP): APIC ID: 34
 cpu18 (AP): APIC ID: 36
 cpu19 (AP): APIC ID: 38
 cpu20 (AP): APIC ID: 40
 cpu21 (AP): APIC ID: 42
 cpu22 (AP): APIC ID: 44
 cpu23 (AP): APIC ID: 46
 cpu24 (AP): APIC ID: 48
 cpu25 (AP): APIC ID: 50
 cpu26 (AP): APIC ID: 52
 cpu27 (AP): APIC ID: 54
 cpu28 (AP): APIC ID: 56
 cpu29 (AP): APIC ID: 58
 cpu30 (AP): APIC ID: 60
 cpu31 (AP): APIC ID: 62
random: entropy device external interface
module_register_init: MOD_LOAD (vesa, 0xffffffff80994b90, 0) error 19
netmap: loaded module
vtvga0: <VT VGA driver> on motherboard
smbios0: <System Management BIOS> at iomem 0xf04d0-0xf04ee on motherboard
smbios0: Version: 2.7, BCD Revision: 2.7
aesni0: <AES-CBC,AES-XTS,AES-GCM,AES-ICM> on motherboard
cryptosoft0: <software crypto> on motherboard
acpi0: <SUPERM SMCI--MB> on motherboard
acpi0: Power Button (fixed)
attimer0: <AT timer> port 0x40-0x43 irq 0 on acpi0
Timecounter "i8254" frequency 1193182 Hz quality 0
attimer0: Can't map interrupt.
atrtc0: <AT realtime clock> port 0x70-0x71 irq 8 on acpi0
Event timer "RTC" frequency 32768 Hz quality 0
(XEN) d0v0 EPT violation 0x1aa (-w-/r-x) gpa 0x000000800f8060 mfn 0x800f8 type 5
(XEN) d0v0 Walking EPT tables for GFN 800f8:
(XEN) d0v0  epte 80000020269b7007
(XEN) d0v0  epte 800000207fd8f007
(XEN) d0v0  epte 800000207fd8e007
(XEN) d0v0  epte 80500000800f8805
(XEN) d0v0  --- GLA 0xfffff800800f8060
(XEN) domain_crash called from vmx.c:2691
(XEN) Domain 0 (vcpu#0) crashed on cpu#7:
(XEN) ----[ Xen-4.6.0  x86_64  debug=n  Not tainted ]----
(XEN) CPU:    7
(XEN) RIP:    0020:[<ffffffff8097bf80>]
(XEN) RFLAGS: 0000000000010246   CONTEXT: hvm guest (d0v0)
(XEN) rax: 000000000000008b   rbx: 00000000000f8000   rcx: 00000000000f8060
(XEN) rdx: fffff80080000000   rsi: 000000000000001f   rdi: 0000000000000000
(XEN) rbp: ffffffff82038390   rsp: ffffffff82038350   r8:  000000000000008b
(XEN) r9:  0000000000000001   r10: ffffffff802ffc80   r11: fffff80005d1e830
(XEN) r12: 0000000000000001   r13: 00000000000f8000   r14: 0000000000000000
(XEN) r15: 0000000000000060   cr0: 000000008005003b   cr4: 00000000000406e0
(XEN) cr3: 0000000002043000   cr2: 0000000000000000
(XEN) ds: 003b   es: 003b   fs: 0013   gs: 0028   ss: 0028   cs: 0020
(XEN) Guest stack trace from rsp=ffffffff82038350:
(XEN)   Fault while accessing guest memory.
(XEN) Hardware Dom0 crashed: rebooting machine in 5 seconds.
(XEN) Resetting with ACPI MEMORY or I/O RESET_REG.

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