[Bug 225450] 11.1-* panics on AMD Opteron 2k due to EARLY_AP_STARTUP

Fri Jan 26 23:44:42 UTC 2018

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=225450

--- Comment #3 from Pablo Ruiz <pablo.ruiz at gmail.com> ---
Hi,

I've tried with MAXCPU=3 & MAXCPU=4.. 

With MAXCPU=3, the system boots ok too:

------------------------------------------------------------
OK boot kernel.test
/boot/kernel.test/kernel text=0x16f2208 data=0xb66730+0x34e428
syms=[0x8+0x1898e8+0x8+0x18a675]
Booting...
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2017 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 11.1-RELEASE-p6 #1 r313908+e3535340e0f(RELENG_2_4-EVI): Fri Jan 26
23:22:34 UTC 2018
    root at builder:
/usr/src/kernel/tmp/obj/usr/src/kernel/tmp/FreeBSD-src/sys/test  amd64
FreeBSD clang version 4.0.0 (tags/RELEASE_400/final 297347) (based on LLVM
4.0.0)
VT(vga): resolution 640x480
CPU: Dual-Core AMD Opteron(tm) Processor 2222 SE (2992.11-MHz K8-class CPU)
  Origin="AuthenticAMD"  Id=0x40f13  Family=0xf  Model=0x41  Stepping=3

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=0x2001<SSE3,CX16>
  AMD Features=0xea500800<SYSCALL,NX,MMX+,FFXSR,RDTSCP,LM,3DNow!+,3DNow!>
  AMD Features2=0x1f<LAHF,CMP,SVM,ExtAPIC,CR8>
  SVM: NAsids=64
real memory  = 6442450944 (6144 MB)
avail memory = 6190874624 (5904 MB)
Event timer "LAPIC" quality 100
ACPI APIC Table: <SUN    X4200 M2>
FreeBSD/SMP: Multiprocessor System Detected: 3 CPUs
FreeBSD/SMP: 2 package(s) x 2 core(s)
FreeBSD/SMP Online: Non-uniform topology
ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Gpe0Block: 64/32
(20170303/tbfadt-748)
ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Gpe1Block: 128/64
(20170303/tbfadt-748)
ioapic1: Changing APIC ID to 16
ioapic2: Changing APIC ID to 17
ioapic3 <Version 1.1> irqs 24-47 on motherboard
ioapic0 <Version 1.1> irqs 0-23 on motherboard
ioapic1 <Version 1.1> irqs 48-54 on motherboard
ioapic2 <Version 1.1> irqs 56-62 on motherboard
SMP: AP CPU #1 Launched!
SMP: AP CPU #2 Launched!
random: entropy device external interface
wlan: mac acl policy registered
kbd1 at kbdmux0
netmap: loaded module
module_register_init: MOD_LOAD (vesa, 0xffffffff81155ef0, 0) error 19
nexus0
vtvga0: <VT VGA driver> on motherboard
cryptosoft0: <software crypto> on motherboard
padlock0: No ACE support.
acpi0: <SUN X4200 M2> on motherboard
acpi0: Power Button (fixed)
unknown: I/O range not supported
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
cpu2: <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
...

While with MAXCPU=4 it fails:

---------------------------------------------------------
OK boot kernel.test
/boot/kernel.test/kernel text=0x16f3108 data=0xb66730+0x34fc98
syms=[0x8+0x1898e8+0x8+0x18a675]
Booting...
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2017 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 11.1-RELEASE-p6 #2 r313908+cac12d01a89(RELENG_2_4-EVI): Fri Jan 26
23:35:27 UTC 2018
    root at pfsense-builder:
/usr/src/kernel/tmp/obj/usr/src/kernel/tmp/FreeBSD-src/sys/test amd64
FreeBSD clang version 4.0.0 (tags/RELEASE_400/final 297347) (based on LLVM
4.0.0)
VT(vga): resolution 640x480
CPU: Dual-Core AMD Opteron(tm) Processor 2222 SE (2992.11-MHz K8-class CPU)
  Origin="AuthenticAMD"  Id=0x40f13  Family=0xf  Model=0x41  Stepping=3

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=0x2001<SSE3,CX16>
  AMD Features=0xea500800<SYSCALL,NX,MMX+,FFXSR,RDTSCP,LM,3DNow!+,3DNow!>
  AMD Features2=0x1f<LAHF,CMP,SVM,ExtAPIC,CR8>
  SVM: NAsids=64
real memory  = 6442450944 (6144 MB)
avail memory = 6190829568 (5904 MB)
Event timer "LAPIC" quality 100
ACPI APIC Table: <SUN    X4200 M2>
FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
FreeBSD/SMP: 2 package(s) x 2 core(s)
ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Gpe0Block: 64/32
(20170303/tbfadt-748)
ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Gpe1Block: 128/64
(20170303/tbfadt-748)
ioapic1: Changing APIC ID to 16
ioapic2: Changing APIC ID to 17
ioapic3 <Version 1.1> irqs 24-47 on motherboard
ioapic0 <Version 1.1> irqs 0-23 on motherboard
ioapic1 <Version 1.1> irqs 48-54 on motherboard
ioapic2 <Version 1.1> irqs 56-62 on motherboard
SMP: AP CPU #1 Launched!
SMP: AP CPU #2 Launched
Fa
Fa
Fa
Fa

...

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