>Number:         37527
>Category:       kern
>Synopsis:       panic: pci_make_tag: bad request
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Dec 12 15:25:01 +0000 2007
>Originator:     YAMAMOTO Takashi <yamt@mwd.biglobe.ne.jp>
>Release:        NetBSD 4.99.42
>Organization:
	
>Environment:
	
	
System: NetBSD 4.99.42
Architecture: i386
Machine: i386
>Description:

	see the following.
	yamt-kmem-base kernel works fine on the same machine.

NetBSD 4.99.42 (b.trunk.d) #396: Wed Dec 12 23:59:43 JST 2007
        takashi@siro.lan:/nfsroot/home/takashi/work/kernel/b.trunk.d
total memory = 1023 MB
avail memory = 997 MB
SMBIOS rev. 2.3 @ 0xf9a10 (87 entries)
Dell Computer Corporation PowerEdge 2850
mainbus0 (root)
cpu0 at mainbus0 apid 0: (boot processor)
cpu0: Intel (686-class), 2793.09 MHz, id 0xf41
cpu0: "Intel(R) Xeon(TM) CPU 2.80GHz"
cpu1 at mainbus0 apid 1: (application processor)
cpu1: Intel (686-class), 2793.12 MHz, id 0xf41
cpu1: "Intel(R) Xeon(TM) CPU 2.80GHz"
ioapic0 at mainbus0 apid 2
ioapic1 at mainbus0 apid 3
ioapic2 at mainbus0 apid 4
acpi0 at mainbus0: Advanced Configuration and Power Interface
panic: pci_make_tag: bad request
Stopped in pid 0.1 (system) at  netbsd:breakpoint+0x1:  ret
db{0}> t
breakpoint(c04fee98,80001000,c05f0838,c03cdc6a,c05f07f4) at netbsd:breakpoint+0x
1
pci_make_tag(c05f07f4,0,1,ffff,ffff) at netbsd:pci_make_tag+0x8c
mpacpi_pcibus_cb(c1aa1b80,3,c1a9e700,0,0) at netbsd:mpacpi_pcibus_cb+0x34a
AcpiNsWalkNamespace(6,c1825e60,64,1,c03cd920) at netbsd:AcpiNsWalkNamespace+0xde

AcpiWalkNamespace(6,c1825e60,64,c03cd920,c1a9e700) at netbsd:AcpiWalkNamespace+0
x7e
mpacpi_find_interrupts(c1a9e700,20070320,c05f0aa8,c0451ab3,c) at netbsd:mpacpi_f
ind_interrupts+0x786
acpi_md_callback(c,0,0,2,d1f67ec8) at netbsd:acpi_md_callback+0x13
acpi_attach(c1827c80,c1a9e700,c05f0b1c,0,c05f0b1c) at netbsd:acpi_attach+0xc3
config_attach_loc(c1827c80,c05166a0,0,c05f0b1c,0) at netbsd:config_attach_loc+0x
156
config_found_ia(c1827c80,c04b13ec,c05f0b1c,0,7) at netbsd:config_found_ia+0x32
mainbus_attach(0,c1827c80,0,c0321fbe,c04b12dc) at netbsd:mainbus_attach+0x231
config_attach_loc(0,c0516478,0,0,0) at netbsd:config_attach_loc+0x156
config_attach(0,c0516478,0,0,c051d5a0) at netbsd:config_attach+0x2c
config_rootfound(c04b12dc,0,0,c051d5a0,5ed000) at netbsd:config_rootfound+0x44
cpu_configure(5ed000,5f4000,c05f0c18,c051d5a0,5ed000) at netbsd:cpu_configure+0x
28
configure(c0520760,2,0,f9300,0) at netbsd:configure+0x38
main(0,c01002bd,0,0,0) at netbsd:main+0x175
db{0}> re 4
Devices without power management support: mainbus0

>How-To-Repeat:
	run -current i386 kernel on Dell PowerEdge 2850.
>Fix:
	

>Unformatted: