Date: Tue, 13 Sep 2016 17:21:18 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Andriy Gapon <avg@FreeBSD.org> Cc: Konstantin Belousov <kostikbel@gmail.com>, stable@FreeBSD.org Subject: Re: X2APIC support Message-ID: <20160913142118.GA34394@zxy.spb.ru> In-Reply-To: <c6e1a647-344b-a6d7-9f48-65092533ed21@FreeBSD.org> References: <20160912093905.GP34394@zxy.spb.ru> <cfc61757-482a-ee21-e1a1-84d68bc39c00@FreeBSD.org> <20160912164412.GS34394@zxy.spb.ru> <5662c700-f139-4754-8693-7adc0f2657be@FreeBSD.org> <20160912175348.GV34394@zxy.spb.ru> <b03e7fa0-b73f-de92-b783-de8be2d66107@FreeBSD.org> <20160913121133.GX34394@zxy.spb.ru> <71a1f864-66de-0010-5024-e8e985f422f4@FreeBSD.org> <20160913124239.GZ34394@zxy.spb.ru> <c6e1a647-344b-a6d7-9f48-65092533ed21@FreeBSD.org>
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On Tue, Sep 13, 2016 at 03:57:39PM +0300, Andriy Gapon wrote:
> On 13/09/2016 15:42, Slawa Olhovchenkov wrote:
> > On Tue, Sep 13, 2016 at 03:38:17PM +0300, Andriy Gapon wrote:
> >
> >> On 13/09/2016 15:11, Slawa Olhovchenkov wrote:
> >>> On Tue, Sep 13, 2016 at 03:04:13PM +0300, Andriy Gapon wrote:
> >>>
> >>>> On 12/09/2016 20:53, Slawa Olhovchenkov wrote:
> >>>>> boot_cpu_id = 255
> >>>>
> >>>> I think that this points towards the BIOS not configuring the BSP LAPIC
> >>>> correctly when you select that combination of BIOS options.
> >>>> That's weird, but I fail to find any other explanation.
> >>>>
> >>>> If wonder what would happen if you disable X2APIC_OPT_OUT and set
> >>>> hw.x2apic_enable=0 in loader.conf or at the loader prompt.
> >>>
> >>> Boot OK w/o hw.x2apic_enable=0, only with disable X2APIC_OPT_OUT.
> >>>
> >>
> >> This doesn't answer my question and doesn't add any new information, correct?
> >
> > I am don't see any question. I am see only suggestion of workaround.
> > Sorry if missunderstund.
> > You need some additional debug print?
> >
>
> I already knew from you that not enabling X2APIC_OPT_OUT fixed the problem.
> "If wonder what would happen if you disable X2APIC_OPT_OUT and set
> hw.x2apic_enable=0 in loader.conf or at the loader prompt."
> This was a question even though there is no question mark.
boot failed:
set hw.x2apic_enable=0
loading required module 'krpc'
/boot/kernel.VSTREAM/krpc.ko size 0x2a210 at 0x134e000
loading required module 'opensolaris'
^@/boot/kernel.VSTREAM/opensolaris.ko size 0xadb8 at 0x1379000
/boot/kernel.VSTREAM/if_igb.ko size 0x69f10 at 0x1384000
can't find 'if_ixgbe'
/boot/kernel.VSTREAM/if_lagg.ko size 0x150c0 at 0x13ee000^M ^@
+/boot/kernel.VSTREAM/ukbd.ko size 0xe128 at 0x1404000
loading required module 'usb'
/boot/kernel.VSTREAM/usb.ko size 0x458b0 at 0x1413000^M|
/boot/kernel.VSTREAM/umass.ko size 0xaa10 at 0x1459000
/boot/kernel.VSTREAM/accf_http.ko size 0x2710 at 0x1464000
/boot/kernel.VSTREAM/uhci.ko size 0xd508 at 0x1467000
/boot/kernel.VSTREAM/ohci.ko size 0xc9d0 at 0x1475000^M
/boot/kernel.VSTREAM/ehci.ko size 0xfc40 at 0x1482000
/boot/kernel.VSTREAM/xhci.ko size 0x11068 at 0x1492000
/boot/kernel.VSTREAM/cc_htcp.ko size 0x3a70 at 0x14a4000
Booting...
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FreeBSD 11.0-RELEASE-p305117 #0: Mon Sep 12 20:38:53 MSK 2016
slw@edge21.int.integros.com:/usr/obj/usr/src/sys/VSTREAM amd64
FreeBSD clang version 3.8.0 (tags/RELEASE_380/final 262564) (based on LLVM 3.8.0)
VT(vga): text 80x25
CPU: Intel(R) Xeon(R) CPU E5-2650 v4 @ 2.20GHz (2200.04-MHz K8-class CPU)
Origin="GenuineIntel" Id=0x406f1 Family=0x6 Model=0x4f Stepping=1
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
Features2=0x7ffefbff<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX,F16C,RDRAND>
AMD Features=0x2c100800<SYSCALL,NX,Page1GB,RDTSCP,LM>
AMD Features2=0x121<LAHF,ABM,Prefetch>
Structured Extended Features=0x21cbfbb<FSGSBASE,TSCADJ,BMI1,HLE,AVX2,SMEP,BMI2,ERMS,INVPCID,RTM,PQM,NFPUSG,PQE,RDSEED,ADX,SMAP,PROCTRACE>
XSAVE Features=0x1<XSAVEOPT>
VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID,VID,PostIntr
TSC: P-state invariant, performance statistics
real memory = 137438953472 (131072 MB)
avail memory = 133407973376 (127227 MB)
Event timer "LAPIC" quality 600
ACPI APIC Table: <ALASKA A M I >
boot_cpu_id = 255
kernel trap 12 with interrupts disabled
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = ff
fault virtual address = 0x0
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff80537e74
stack pointer = 0x28:0xffffffff814b3a60
frame pointer = 0x28:0xffffffff814b3a70
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = resume, IOPL = 0
current process = 0 ()
trap number = 12
panic: page fault
cpuid = 0
KDB: stack backtrace:
#0 0xffffffff805272e7 at kdb_backtrace+0x67
#1 0xffffffff804dd662 at vpanic+0x182
#2 0xffffffff804dd4d3 at panic+0x43
#3 0xffffffff807a37a1 at trap_fatal+0x351
#4 0xffffffff807a3993 at trap_pfault+0x1e3
#5 0xffffffff807a2f1c at trap+0x26c
#6 0xffffffff80787ca1 at calltrap+0x8
#7 0xffffffff8083b53a at topo_probe+0x61a
#8 0xffffffff8078fe93 at cpu_mp_start+0x1c3
#9 0xffffffff805382ca at mp_start+0x3a
#10 0xffffffff80465cd8 at mi_startup+0x118
#11 0xffffffff8028dfac at btext+0x2c
Uptime: 1s
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