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Date:      Sun, 7 Mar 2004 12:06:12 -0800 (PST)
From:      Julian Elischer <julian@elischer.org>
To:        Yoshihiko Sarumaru <mistral@imasy.or.jp>
Cc:        hackers@FreeBSD.org
Subject:   Re: HEADSUP!!! USB MFC committed..
Message-ID:  <Pine.BSF.4.21.0403071204570.15852-100000@InterJet.elischer.org>
In-Reply-To: <040308013807.M0100724@shimako.imasy.or.jp>

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On Mon, 8 Mar 2004, Yoshihiko Sarumaru wrote:

> Hello Julian,
> 
> I report you about a USB problem that would be occur with my
> laptop after you MFC'ed USB stuff.


thankyou.
> 
> With GENERIC kernel, it is fine and there are no changes from
> before, but with no usb kernel + usb.ko + umass.ko, it would be
> panic everytime on boot.

intersting.. I will investigate.

> 
> It is not depend on umass. The panic would be happen when I
> didn't load umass.ko but ucom.ko + umodem.ko and plug USB modem
> (PHS phone).
> 
> | Preloaded elf kernel "kernel.nousb" at 0xc042b000.
> | Preloaded elf module "usb.ko" at 0xc042b0b0.
> | Preloaded elf module "umass.ko" at 0xc042b14c.
> | ...
> | ata0: at 0x1f0 irq 14 on atapci0
> | ata1: at 0x170 irq 15 on atapci0
> | uhci0: <Intel 82371AB/EB (PIIX4) USB controller> port 0xfca0-0xfcbf irq 9 at dev
> | ice 7.2 on pci0
> | usb0: <Intel 82371AB/EB (PIIX4) USB controller> on uhci0
> | usb0: USB revision 1.0
> | uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> | uhub0: 2 ports with 2 removable, self powered
> | uhub1: Philips Semiconductors hub, class 9/0, rev 1.10/1.10, addr 2
> | uhub1: 3 ports with 3 removable, self powered
> | 
> | 
> | Fatal trap 12: page fault while in kernel mode
> | fault virtual address   = 0x38
> | fault code              = supervisor read, page not present
> | instruction pointer     = 0x8:0xc0424323
> | stack pointer           = 0x10:0xc044d91c
> | frame pointer           = 0x10:0xc044d928
> | code segment            = base 0x0, limit 0xfffff, type 0x1b
> |                         = DPL 0, pres 1, def32 1, gran 1
> | processor eflags        = interrupt enabled, resume, IOPL = 0
> | current process         = 0 (swapper)
> | interrupt mask          = net tty bio cam 
> 
> With USB built-in kernel, it will be like this:
> | Preloaded elf kernel "kernel.withusb" at 0xc0434000.
> | Preloaded elf module "ucom.ko" at 0xc043409c.
> | Preloaded elf module "umodem.ko" at 0xc0434138.
> | ...
> | ata0: at 0x1f0 irq 14 on atapci0
> | ata1: at 0x170 irq 15 on atapci0
> | uhci0: <Intel 82371AB/EB (PIIX4) USB controller> port 0xfca0-0xfcbf irq 9 at dev
> | ice 7.2 on pci0
> | usb0: <Intel 82371AB/EB (PIIX4) USB controller> on uhci0
> | usb0: USB revision 1.0
> | uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> | uhub0: 2 ports with 2 removable, self powered
> | uhub1: Philips Semiconductors hub, class 9/0, rev 1.10/1.10, addr 2
> | uhub1: 3 ports with 3 removable, self powered
> | umass0: Sony USB Memory Stick Slot, rev 1.10/1.31, addr 3, UFI over CBI
> | umass0:0:0:-1: Attached to scbus0 as device 0
> 
> Thanks,
> - Yoshihiko
> 
> julian@elischer.org wrote:
> 
> > 
> > The USB code in RELENG_4 has been updated to match that in -current.
> > Please test any USB devices that are critical to you BEFORE we release
> > 4.10 :-)
> > 
> > 
> > thanks
> > 
> > Julian
> > 
> > 
> > _______________________________________________
> > freebsd-stable@freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-stable
> > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
> > 
> --
> Yoshihiko Sarumaru
> mail: mistral@imasy.or.jp       web: http://www.imasy.or.jp/~mistral/
> 




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