kern/156799: HEAD panic: Multiple IRQs for PCI interrupt 0.31.INTA: 19 and 16

[Arnaud Lacombe]

>Number:         156799
>Category:       kern
>Synopsis:       HEAD panic: Multiple IRQs for PCI interrupt 0.31.INTA: 19 and 16
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue May 03 17:50:06 UTC 2011
>Closed-Date:
>Last-Modified:
>Originator:     Arnaud Lacombe
>Release:        9-current
>Organization:
n/a
>Environment:
>Description:
Latest HEAD with INVARIANTS panic early on boot:

Copyright (c) 1992-2011 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 9.0-CURRENT #0 r221145+06dcc55-dirty: Tue May  3 13:10:47 EDT 2011
    shai:/src/freebsd/src/sys/GENERIC-debug i386
WARNING: WITNESS option enabled, expect reduced performance.
CPU: Pentium III/Pentium III Xeon/Celeron (2666.72-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x1067a  Family = 6  Model = 17  Stepping = 10
  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=0x408e3fd<SSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,XSAVE>
  AMD Features=0x20100000<NX,LM>
  AMD Features2=0x1<LAHF>
  TSC: P-state invariant, performance statistics
real memory  = 2147483648 (2048 MB)
avail memory = 2084610048 (1988 MB)
MPTable: <OEM00000 PROD00000000>
Event timer "LAPIC" quality 400
FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
FreeBSD/SMP: 1 package(s) x 4 core(s)
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
 cpu2 (AP): APIC ID:  2
 cpu3 (AP): APIC ID:  3
ioapic0: Changing APIC ID to 4
ioapic0: Assuming intbase of 0
ioapic0 <Version 2.0> irqs 0-23 on motherboard
kbd0 at kbdmux0
pcib0: <MPTable Host-PCI bridge> pcibus 0 on motherboard
pci0: <PCI bus> on pcib0
panic: Multiple IRQs for PCI interrupt 0.31.INTA: 19 and 16

cpuid = 0
KDB: enter: panic
[ thread pid 0 tid 100000 ]
Stopped at      kdb_enter+0x3f: movl    $0,kdb_why
db> bt
Tracing pid 0 tid 100000 td 0xc08a2c40
kdb_enter(c080fcea,c080fcea,c0849ab2,c0c20924,0,...) at kdb_enter+0x3f
panic(c0849ab2,0,1f,41,13,...) at panic+0x136
mptable_pci_route_interrupt_handler(c00f1f80,c0c20978,c0c2095c,1f,c4ee8000,...) at mptable_pci_route_interrupt_handler+0x98
mptable_walk_table(c07dcac0,c0c20978,d,c0c20980,c0c20998,...) at mptable_walk_table+0x51
mptable_pci_route_interrupt(c4d88980,c4ee8000,1,c0c209e0,c4ec8c00,...) at mptable_pci_route_interrupt+0x10e
pci_assign_interrupt_method(c4d88900,c4ee8000,c07fe366,0,0,...) at pci_assign_interrupt_method+0x76
pci_assign_interrupt(c4d88900,c4ee8000,1,c4ec8c04,0,...) at pci_assign_interrupt+0x10a
pci_add_resources(c4d88900,c4ee8000,0,0) at pci_add_resources+0x670
pci_add_child(c4d88900,c4ec8c00,0,1f,5,...) at pci_add_child+0x92
pci_add_children(c4d88900,0,0,d4,0,...) at pci_add_children+0x142
pci_attach(c4d88900,c4e6485c,c0866de8,c081307b,80000003,...) at pci_attach+0xfc
device_attach(c4d88900,4,c0812f30,a55) at device_attach+0x377
device_probe_and_attach(c4d88900,c4d88980,c0c20b98,c07dd985,c4d88980,...) at device_probe_and_attach+0x55
bus_generic_attach(c4d88980,c083e07a,0,c0c20b8c,0) at bus_generic_attach+0x1e
mptable_hostb_attach(c4d88980,c4ec405c,c0866de8,c081307b,80000003,...) at mptable_hostb_attach+0x85
device_attach(c4d88980,4,c0812f30,a55) at device_attach+0x377
device_probe_and_attach(c4d88980,c4d88c00,c0c20c20,c07b201f,c4d88c00,...) at device_probe_and_attach+0x55
bus_generic_attach(c4d88c00,c05df39e,c088d4e8,c0866de8,c4e5fb66,...) at bus_generic_attach+0x1e
legacy_attach(c4d88c00,c4e8c85c,c0866de8,c081307b,80000003,...) at legacy_attach+0x1f
device_attach(c4d88c00,4,c0812f30,a55) at device_attach+0x377
device_probe_and_attach(c4d88c00,c4d88e00,c0c20ca8,c07df4d8,c4d88e00,...) at device_probe_and_attach+0x55
bus_generic_attach(c4d88e00,a,c0843389,0,c4e5d7d5,...) at bus_generic_attach+0x1e
nexus_attach(c4d88e00,c4ec205c,c0866de8,c081307b,80000003,...) at nexus_attach+0x88
device_attach(c4d88e00,4,c0812f30,a55) at device_attach+0x377
device_probe_and_attach(c4d88e00,c4d88e80,c05df39e,c4e5f000,c4d88e80,...) at device_probe_and_attach+0x55
bus_generic_new_pass(c4d88e80,c4d05800,c0866d18,c084d50c,fffffff,...) at bus_generic_new_pass+0xd5
bus_set_pass(7fffffff,c0c20d5c,c07a8721,c080a26f,c0c20d78,...) at bus_set_pass+0x81
root_bus_configure(c080a26f,c0c20d78,c055fa56,0,c1ec00,...) at root_bus_configure+0x17
configure(0,c1ec00,c1ec00,c1e000,c25000,...) at configure+0x11
mi_startup() at mi_startup+0xb6
begin() at begin+0x2c

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>Fix:


>Release-Note:
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