Re: kern/49964

[coypu%SDF.ORG@localhost]

The following reply was made to PR kern/49964; it has been noted by GNATS.

From: coypu%SDF.ORG@localhost
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: kern/49964
Date: Thu, 1 Oct 2015 14:22:19 +0000

 >Submitter-Id:	net
 >Originator:	coypu%sdf.org@localhost
 >Organization:
 	
 >Confidential:	no
 >Synopsis:	
 >Severity:	critical
 >Priority:	medium
 >Category:	kern
 >Class:		sw-bug
 >Release:	NetBSD 7.0
 	
 	
 >Environment:
 	
 	
 System: NetBSD 7.0 NetBSD 7.0 (GENERIC.201509250726Z) amd64
 Architecture: x86_64
 Machine: amd64
 Relevant GPU: ATI Radeon HD 5430 
 BIOS Information:
 	Vendor: Dell Inc.
 	Version: A07
 
 >Description:
 	NetBSD 7.0 amd64 installed from 6.1.5 using sysupgrade panics at boot.
 
         Last messages are:
         drm: initializing kernel modesetting (CEDAR 0x1002:0x68E1 0x1028:0x0466)
         drm: register mmio base: 0xfbe20000
         drm: register mmio base: 131072
         DRM error in radeon_get_bios: Unable to locate a BIOS ROM
         : error: Fatal error during GPU init
         radeon0: unable to attach drm: 22
         panic: cnopen: no console device
         fatal breakpoint trap in supervisor mode
         trap type 1 code 0 rip ffffffff80281dc5 cs 8 rflags 246 7f7ff6c0cc00 ilevel
         0 rsp fffe804585cad8
         curlwp 0xfffffe80ba057aa0 pid 2.1 lowest kstack 0xfffffe804585a2c0
         Stopped in pid 2.1 (init) at    netbsd:breakpoint+0x5:  leave
         
 >How-To-Repeat:
 	Install 6.1.5-amd64, use sysupgrade to get to 7.0.
 >Fix:
 	userconf disable radeon resolves this issue specifically. to boot successfully I needed to disable cortemp as 
 well.