Re: Revision 248649 - causes panic during boot

A stack trace would be helpful.

Thanks,
--Will.


On Tue, Mar 26, 2013 at 4:27 PM, AN <andy_at_neu.net> wrote:

> Hello:
>
> I have identified svn Revision 248649 as causing my system to panic during
> boot up. http://svnweb.freebsd.org/**base?view=revision&revision=**248649<http://svnweb.freebsd.org/base?view=revision&revision=248649>
>
> I have verified this by doing the following:
>
> svn up -r 248648 - buildkernel, installkernel, reboot = boot successful
> svn up -r 248649 - buildkernel, installkernel, reboot = causes panic
>
> The panic happens just after the line that says:
> Entropy harvesting interrupts: Ethernet point to point, then
> Fatal Trap 9 General Protection Fault, and then an automatic reboot.
>
> Here is some system info:
> FreeBSD 10.0-CURRENT #49 r248648: Tue Mar 26 14:55:28 CDT 2013
>     root_at_FBSD10:/usr/obj/usr/src/**sys/MYKERNEL amd64
> FreeBSD clang version 3.2 (tags/RELEASE_32/final 170710) 20121221
> CPU: AMD Phenom(tm) II X6 1045T Processor (2700.05-MHz K8-class CPU)
>   Origin = "AuthenticAMD"  Id = 0x100fa0  Family = 0x10  Model = 0xa
> Stepping = 0
>
> Features=0x178bfbff<FPU,VME,**DE,PSE,TSC,MSR,PAE,MCE,CX8,**
> APIC,SEP,MTRR,PGE,MCA,CMOV,**PAT,PSE36,CLFLUSH,MMX,FXSR,**SSE,SSE2,HTT>
>   Features2=0x802009<SSE3,MON,**CX16,POPCNT>
>   AMD Features=0xee500800<SYSCALL,**NX,MMX+,FFXSR,Page1GB,RDTSCP,**
> LM,3DNow!+,3DNow!>
>   AMD Features2=0x37ff<LAHF,CMP,SVM,**ExtAPIC,CR8,ABM,SSE4A,MAS,**
> Prefetch,OSVW,IBS,SKINIT,WDT>
>   TSC: P-state invariant, performance statistics
> real memory  = 17179869184 (16384 MB)
> avail memory = 15951269888 (15212 MB)
> Event timer "LAPIC" quality 400
> ACPI APIC Table: <HPQOEM SLIC-CPC>
> FreeBSD/SMP: Multiprocessor System Detected: 6 CPUs
> FreeBSD/SMP: 1 package(s) x 6 core(s)
>  cpu0 (BSP): APIC ID:  0
>  cpu1 (AP): APIC ID:  1
>  cpu2 (AP): APIC ID:  2
>  cpu3 (AP): APIC ID:  3
>  cpu4 (AP): APIC ID:  4
>  cpu5 (AP): APIC ID:  5
> ACPI BIOS Bug: Warning: Optional FADT field Pm2ControlBlock has zero
> address or length: 0x0000000000000000/0x1 (20130214/tbfadt-626)
> ioapic0 <Version 2.1> irqs 0-23 on motherboard
> kbd1 at kbdmux0
> ctl: CAM Target Layer loaded
> acpi0: <HPQOEM SLIC-CPC> on motherboard
> acpi0: Power Button (fixed)
> acpi0: reservation of fee00000, 1000 (3) failed
> acpi0: reservation of ffb80000, 80000 (3) failed
> acpi0: reservation of fec10000, 20 (3) failed
> acpi0: reservation of 0, a0000 (3) failed
> acpi0: reservation of 100000, c7f00000 (3) failed
> cpu0: <ACPI CPU> on acpi0
> cpu1: <ACPI CPU> on acpi0
> cpu2: <ACPI CPU> on acpi0
> cpu3: <ACPI CPU> on acpi0
> cpu4: <ACPI CPU> on acpi0
> cpu5: <ACPI CPU> on acpi0
> attimer0: <AT timer> port 0x40-0x43 irq 0 on acpi0
> Timecounter "i8254" frequency 1193182 Hz quality 0
> Event timer "i8254" frequency 1193182 Hz quality 100
> atrtc0: <AT realtime clock> port 0x70-0x71 irq 8 on acpi0
> Event timer "RTC" frequency 32768 Hz quality 0
> hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
> Timecounter "HPET" frequency 14318180 Hz quality 950
> Event timer "HPET" frequency 14318180 Hz quality 450
> Event timer "HPET1" frequency 14318180 Hz quality 450
> Event timer "HPET2" frequency 14318180 Hz quality 450
> Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
> acpi_timer0: <32-bit timer at 3.579545MHz> port 0x808-0x80b on acpi0
>
> The following is the last commit that works:
> # cd /usr/src
> # svn info
> Path: .
> Working Copy Root Path: /usr/src
> URL: svn://svn.freebsd.org/base/**head <http://svn.freebsd.org/base/head>
> Repository Root: svn://svn.freebsd.org/base
> Repository UUID: ccf9f872-aa2e-dd11-9fc8-**001c23d0bc1f
> Revision: 248648
> Node Kind: directory
> Schedule: normal
> Last Changed Author: des
> Last Changed Rev: 248648
> Last Changed Date: 2013-03-23 09:52:31 -0500 (Sat, 23 Mar 2013)
>
> Would you please review the commit for anything that may cause a panic
> during boot up.  Let me know if there is any more info that I should
> provide.  Should I file a PR?
>
> Thank you in advance for reviewing this.
>