>Number:         20694
>Category:       port-i386
>Synopsis:       Current kernel dies at boot time inside ACPI probe.
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    port-i386-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Mar 13 13:36:00 PST 2003
>Closed-Date:
>Last-Modified:
>Originator:     Christos Zoulas
>Release:        NetBSD 1.6P
>Organization:
	Lazy they call me.
>Environment:
	
	
System: NetBSD gw2.twosigma.com 1.6P NetBSD 1.6P (GENERIC) #174: Wed Mar 5 17:56:22 EST 2003 christos@gw2.twosigma.com:/usr/src/sys/arch/i386/compile/GENERIC i386
Architecture: i386
Machine: i386
>Description:
	Today's kernel crashes inside the ACPI code probe:

db> t
cpu_Debugger(caa58000,c0785d64,c0845b5c,0,0) at cpu_Debugger+0x4
panic(c05ca6c0,caa58000,7ff0123,c0845bc8,0) at panic+0xb8
pmap_remove_pte(c0787820,0,bff2a960,caa58000,c0845bc8) at pmap_remove_pte+0xcf
pmap_do_remove(c0787820,caa58000,caa59000,0,c07469c0) at pmap_do_remove+0x188
pmap_remove(c0787820,caa58000,caa59000,c0746940,c07469c0) at pmap_remove+0x16
uvm_unmap_remove(c07469c0,caa58000,caa59000,c0845c6c,0) at uvm_unmap_remove+0x15
a
uvm_unmap(c07469c0,caa58000,caa59000,caa58000,caa59000) at uvm_unmap+0xb2
uvm_km_free(c07469c0,caa58000,1000,c0845d2c,c0845dc4) at uvm_km_free+0x2b
_x86_memio_unmap(1,caa58000,24,0,caa57000) at _x86_memio_unmap+0xbb
acpi_md_OsUnmapMemory(caa58000,24,24,c0845d2c,0) at acpi_md_OsUnmapMemory+0x15
AcpiOsUnmapMemory(caa58000,24,24,c0845d2c,c0845dc4) at AcpiOsUnmapMemory+0x14
AcpiTbGetTableHeader(c0845dc4,c0845d5c,c0845d70,c053725f,c0845dc4) at AcpiTbGetT
ableHeader+0xa0
AcpiTbGetTable(c0845dc4,c0845dd0,c0845e00,c052eb3c,c0845dc4) at AcpiTbGetTable+0
x19
AcpiTbGetTableRsdt(c0acffc0,c0acffc0,c0845e30,c0531ead,c0acffc0) at AcpiTbGetTab
leRsdt+0x21
AcpiLoadTables(c0743e20,c0a87fa0,c0845eb0,c03e4fac,c05d4e51) at AcpiLoadTables+0
x99
acpi_probe(c05d4e51,0,7,f,c0720548) at acpi_probe+0x55
mainbus_attach(0,c0acffc0,0,c0330aa5,c0acffc0) at mainbus_attach+0x28
config_attach(0,c071f128,0,0,9) at config_attach+0x35d
config_rootfound(c05c50e9,0,c0845f60,c03b385d,c0724860) at config_rootfound+0x3f

cpu_configure(9,c0778900,c0845fa0,c0313810,c0778900) at cpu_configure+0x24
configure(c0841010,841000,84a000,0,0) at configure+0x4a
main(0,0,0,0,0) at main+0x3e4

>How-To-Repeat:
	Compile a fresh GENERIC with acpi enabled and reboot.
>Fix:
	Unknown
>Release-Note:
>Audit-Trail:
>Unformatted: