Date: Sun, 25 Feb 2007 11:16:11 -0500 From: Joe Auty <joe@netmusician.org> To: Kip Macy <kip.macy@gmail.com> Cc: freebsd-hackers@freebsd.org, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: kernel panic at boot on any 6.x OS Message-ID: <366266A7-38D4-429B-850E-5DDCE9F22F8D@netmusician.org> In-Reply-To: <b1fa29170702242359h4ac9ec36i9f0162b10ec08270@mail.gmail.com> References: <6B2A41DC-79FA-42A1-B1BC-BB9F0A74B765@netmusician.org> <b1fa29170702242359h4ac9ec36i9f0162b10ec08270@mail.gmail.com>
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hey Kip, I'd gladly try a snapshot kernel, but I'm not sure which one to pick out of this list: ftp://ftp.freebsd.org/pub/FreeBSD/releases/i386/6.2-RELEASE/kernels Any suggestions? On Feb 25, 2007, at 2:59 AM, Kip Macy wrote: > It looks as if you've hit a device driver that is trying to print out > a null string. The message you've given doesn't provide any more > information than that. If you install a snapshot kernel it will > probably have ddb compiled in which will allow you to at least get a > backtrace. I'm sorry you're having trouble. > > -Kip > > > > > On 2/24/07, Joe Auty <joe@netmusician.org> wrote: >> Hello, >> >> (sorry, don't know whether kernel problems should go to questions or >> hackers, or both).. >> >> This has been a long-standing problem of mine, but I always ignored >> it hoping it would go away on its own with a future 6.x release, but >> it remains... >> >> No matter whether I boot into safe mode or regular mode, with all >> kernel extensions disabled in /boot/loader.conf, I get the following >> panic late at boot of a fresh RELENG_6_2 kernel (with only a few >> services left to bring up). The 6.x kernels I've tried all build and >> installed cleanly without any errors... >> >> >> > WARNING: Device driver " >> > >> > Fatal trap 12: page fault while in kernel mode >> > fault virtual address = 0x400000 >> > fault code = supervisor read, page not present >> > instruction pointer = 0x20:0xc06d4614 >> > stack pointer = 0x28:0xf015491c >> > frame pointer = 0x28:0xf015491c >> > code segment = base 0x0, limit 0xffffff, type 0x1b >> > = DPL 0, pres 1, def32 1, gran 1 >> > processor eflags = interupt enabled, resume, IOPL = 0 >> > current process = 898 (kldload) >> > trap number = 12 >> > panic: page fault >> > uptime: 36s >> > cannot dump. No dump device defined >> > automatic reboot in 15 seconds >> >> >> This problem does not occur within any 5.x OS for me. I would >> certainly like to resolve this issue now, but this sort of debugging >> is over my head beyond running fsck (which I've tried). Any ideas >> here? >> >> Thanks in advance for your help! >> >> >> >> >> >> ----------- >> Joe Auty >> NetMusician: web publishing software for musicians >> http://www.netmusician.org >> joe@netmusician.org >> >> >> >> > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers- > unsubscribe@freebsd.org" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (Darwin) iD8DBQFF4bZMCgdfeCwsL5ERAv0zAJ4zRjih+XoXGjF8Bc4hd2Yj7I0WNQCfeEb5 5mLoo1jTuYnJpa2z1EJqbUY= =Jwsg -----END PGP SIGNATURE-----
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