From owner-freebsd-current Tue Aug 21 20:41:11 2001 Delivered-To: freebsd-current@freebsd.org Received: from nasu.utsunomiya-u.ac.jp (nasu.utsunomiya-u.ac.jp [160.12.128.3]) by hub.freebsd.org (Postfix) with ESMTP id 4A55837B40E for ; Tue, 21 Aug 2001 20:41:01 -0700 (PDT) (envelope-from yokota@zodiac.mech.utsunomiya-u.ac.jp) Received: from nantai.utsunomiya-u.ac.jp by nasu.utsunomiya-u.ac.jp (8.11.2/1.1.29.3/26Jan01-1134AM) id f7M3es550886; Wed, 22 Aug 2001 12:40:54 +0900 (JST) Received: from zodiac.mech.utsunomiya-u.ac.jp by nantai.utsunomiya-u.ac.jp (8.11.2/1.1.29.3/30Jan01-0241PM) id f7M3erc85706; Wed, 22 Aug 2001 12:40:53 +0900 (JST) Received: from zodiac.mech.utsunomiya-u.ac.jp (IDENT:53/R6RzF+ku56wbsl3qb0/CS8sl/oOk0@zodiac.mech.utsunomiya-u.ac.jp [160.12.43.7]) by zodiac.mech.utsunomiya-u.ac.jp (8.9.3+3.2W/3.7W/zodiac-May2000) with ESMTP id MAA03898; Wed, 22 Aug 2001 12:50:35 +0900 (JST) Message-Id: <200108220350.MAA03898@zodiac.mech.utsunomiya-u.ac.jp> To: kc5vdj@yahoo.com Cc: freebsd-current@freebsd.org, yokota@zodiac.mech.utsunomiya-u.ac.jp Subject: Re: syscons VTY switch panic... In-reply-to: Your message of "Tue, 21 Aug 2001 02:34:42 EST." <3B820F12.7050209@yahoo.com> References: <3B820F12.7050209@yahoo.com> Date: Wed, 22 Aug 2001 12:50:34 +0900 From: Kazutaka YOKOTA Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Do you by any chance use a VESA mode in text vtys? The vesa module in -CURRENT has problems now. If you try to set the VESA_800x600 mode in syscons, you will likely to hang your machine. This is a known problem, and is somewhat related to vm86 and context switching. I am afraid there is no immediate fix for it. Kazu >I am getting this with regularity now. > >The one time I was available to see the panic, I forgot to go into the debugge >r and do a traceback, but it had something to do with >a mwrite, and had a line concerning [maybe a buffer is....?]... > >I know this isn't much to go on, but that's what I have. I'll get more info w >hen I feel like wasting ten or fifteen minutes for a >double-reboot... [is it necessary to do the `shutdown -r now` to write a new >entropy, or can we just keep going if it boots without >the proper entropy?]... > >I have pretty much isolated this to VTY switching via syscons. Occasionally, >it will leave the system speaker in a constant tone >until it reboots. This is very noticable then X exits. > >jim To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message