>Number:         9992
>Category:       port-i386
>Synopsis:       1.4.2 GENERIC crashes at pas-probe(i386)
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    port-i386-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Apr 27 04:22:00 PDT 2000
>Closed-Date:
>Last-Modified:
>Originator:     Jarkko Teppo
>Release:        1.4.2
>Organization:
HP 9000 fanatics anonymous
>Environment:
NetBSD hostname 1.4.2 NetBSD 1.4.2 (GENERIC) #1: Mon Mar 13 01:24:35 PST 2000 toddpw@vader.toddpw.net:/usr/src/sys/arch/i386/compile/GENERIC i386

>Description:
Intel i486-75 8MB noname laptop, ESS ES488 AudioDrive (probes as sb0), 
CT65540 VGA, crashes when booting 1.4.2 GENERIC kernel after installation.
GENERIC_TINY works OK.

Boot message copied with 10-finger ddb.
----
<after finding sb0>
audio0 at sb0: half duplex
opl at sb0 not configured
pas: can't map i/o space 0x220/24 in probe
extent 'ioport' (0x0 - 0xffff), flags = 0x3
	0x0 - 0xf
	0x60 - 0x60
	0x64 - 0x64
	0x80 - 0x8e
	0xc0 - 0xdf
	0x170 - 0x177
	0x1f0 - 0x1f7
	0x220 - 0x22f
	0x2f8 - 0x2ff
	0x376 - 0x376
	0x378 - 0x37b
	0x388 - 0x388
	0x3c0 - 0x3cf
	0x3d0 - 0x3df
	0x3f6 - 0x3f6
	0x3f8 - 0x3ff
extent_free: start 0x0, end 0x17
panic: extent_free: region not found
Stopped in at _Debugger+0x4:  leave
db> trace
_Debugger(0,0,17,c044abd0,c019401b) at _Debugger+0x4
_panic(c0193e5f, c0193e3a,0,17,c03caf18) at _panic+0x55
_extent_free(c03caf18,0,18,10) at _extent_free+0x19b
_i386_memio_unmap(0,0,18) at _i386_memio_unmap+0xd1
_pasfind(c04d3f80.c044ac48,c044ad98,1,0) at _pasfind+0x1dc
_pasprobe(c04d3f80,c0396fac,c044ad98) at _pasprobe+0x4b
>How-To-Repeat:
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted: