Linux PARISC architecture development
 help / color / mirror / Atom feed
From: Carlos O'Donell <carlos@baldric.uwo.ca>
To: Matthew Wilcox <willy@debian.org>
Cc: Grant Grundler <grundler@dsl2.external.hp.com>,
	Thibaut VARENE <varenet@esiee.fr>,
	parisc-linux <parisc-linux@lists.parisc-linux.org>
Subject: Re: [parisc-linux] B132L+ crash with mpg123
Date: Tue, 17 Sep 2002 21:02:09 -0400	[thread overview]
Message-ID: <20020918010209.GC17211@systemhalted> (raw)
In-Reply-To: <20020917180713.P10583@parcelfarce.linux.theplanet.co.uk>

> > > Kernel Fault: Code=15 regs=11ddc640 (Addr=00277e00)
> > > 
> > >       YZrvWESTHLNXBCVMcbcbcbcbOGFRQPDI
> > > PSW: 00000000000011000000000000001111 Not tainted
> > > r00-03  00000000 00000023 101feac4 00000200
> > ...
> > > IASQ: 00000000 0000000 IAOQ: 10263c78 10263c70
> > ...
> > what symbols do 101feac4 and 10263c78 refer to?
> 
> 10263c78 is in copy_from_user, 101feac4 is in harmony_audio_write().
> the only point at which we call copy_from_user is:
> 
>                 /* Copy the page to an aligned buffer */
>                 copy_from_user(played_buf.addr + (HARMONY_BUF_SIZE*buf_to_fill)
> 					+ harmony.play_offset,
> 				buffer+count, frame_size);
> 

Data TLB miss fault / Data page fault.

Looks like it walked a little too far into some address that
wasn't mapped?

c.

  reply	other threads:[~2002-09-18  1:02 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-09-17 10:19 [parisc-linux] B132L+ crash with mpg123 Thibaut VARENE
2002-09-17 17:00 ` Grant Grundler
2002-09-17 17:07   ` Matthew Wilcox
2002-09-18  1:02     ` Carlos O'Donell [this message]
2002-09-18  7:39       ` Thibaut VARENE

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20020918010209.GC17211@systemhalted \
    --to=carlos@baldric.uwo.ca \
    --cc=grundler@dsl2.external.hp.com \
    --cc=parisc-linux@lists.parisc-linux.org \
    --cc=varenet@esiee.fr \
    --cc=willy@debian.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox