Date: Tue, 06 Jan 2004 20:49:21 +0100 From: Stefan Ehmann <shoesoft@gmx.net> To: Don Lewis <truckman@FreeBSD.org> Cc: current@FreeBSD.org Subject: Re: page fault panic tracked down (selwakeuppri()) Message-ID: <1073418560.873.11.camel@shoeserv.freebsd> In-Reply-To: <200401061905.i06J547E014581@gw.catspoiler.org> References: <200401061905.i06J547E014581@gw.catspoiler.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tue, 2004-01-06 at 20:05, Don Lewis wrote:
> On 6 Jan, Stefan Ehmann wrote:
>
> > I'm also still not sure why I got three "bad bufsize" panics in a row
> > all of the sudden instead of page faults. (Most of the previous kernels
> > were built without INVARIANTS - but at least some with).
>
> I forgot that historially the kernel options were not used when building
> modules. I think they are used right now, and were used for a while in
> the recent past.
Finally found out in the handbook why debugging of the modules didn't
work and now got it right it seems.
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
#1 0xc04e5178 in boot (howto=256) at
/usr/src/sys/kern/kern_shutdown.c:372
#2 0xc04e5507 in panic () at /usr/src/sys/kern/kern_shutdown.c:550
#3 0xc07eb648 in feed_vchan_s16 (f=0xc3967c00, c=0x0, b=0xc37d0000 "",
count=2048, source=0xc3741500) at
/usr/src/sys/dev/sound/pcm/vchan.c:80
#4 0xc07e1c6d in sndbuf_feed (from=0xc3741500, to=0xc3741600,
channel=0xc37a8880, feeder=0xc3967c00, count=3279164672) at
feeder_if.h:60
#5 0xc07e2225 in chn_wrfeed (c=0xc37a8880)
at /usr/src/sys/dev/sound/pcm/channel.c:221
#6 0xc07e227c in chn_wrintr (c=0x800)
at /usr/src/sys/dev/sound/pcm/channel.c:237
#7 0xc07e2990 in chn_intr (c=0x800)
at /usr/src/sys/dev/sound/pcm/channel.c:483
#8 0xc07fba2f in csa_intr (p=0xc37a8700)
at /usr/src/sys/dev/sound/pci/csapcm.c:623
#9 0xc07fa724 in csa_intr (arg=0xc37a8600)
at /usr/src/sys/dev/sound/pci/csa.c:532
#10 0xc04d1612 in ithread_loop (arg=0xc1737b00)
at /usr/src/sys/kern/kern_intr.c:544
#11 0xc04d0604 in fork_exit (callout=0xc04d1480 <ithread_loop>, arg=0x0,
frame=0x0) at /usr/src/sys/kern/kern_fork.c:796
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?1073418560.873.11.camel>