Date: Fri, 18 Oct 2002 16:14:44 +0100 From: Josef Karthauser <joe@FreeBSD.org> To: Brian Fundakowski Feldman <green@FreeBSD.org> Cc: current@FreeBSD.org Subject: Re: kernel panic trying to utilize a da(4)/umass(4) device with ohci(4) Message-ID: <20021018151444.GC1328@genius.tao.org.uk> In-Reply-To: <200210062342.g96NgIoA001063@green.bikeshed.org> References: <200210062342.g96NgIoA001063@green.bikeshed.org>
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[-- Attachment #1 --] Does this happen on a current with this patch applied too? Index: usb_port.h =================================================================== RCS file: /home/ncvs/src/sys/dev/usb/usb_port.h,v retrieving revision 1.58 diff -u -r1.58 usb_port.h --- usb_port.h 2 Oct 2002 07:44:20 -0000 1.58 +++ usb_port.h 18 Oct 2002 15:14:23 -0000 @@ -339,10 +339,7 @@ #define USBVERBOSE -/* We don't use the soft interrupt code in FreeBSD. */ -#if 0 #define USB_USE_SOFTINTR -#endif #define Static static Joe On Sun, Oct 06, 2002 at 07:42:18PM -0400, Brian Fundakowski Feldman wrote: > I can't get more info because crash dumps don't work when this happens, but > for what it's worth, here's a traceback which shows what happens when I > attempt to use my da0: <SanDisk ImageMate II 1.30> Removable Direct Access > SCSI-2 device on an OHCI-based controller. This was working just a few days > ago with a UHCI controller, so ... > > The crash is from an invalid read at 0xbff3e000, which is PTmap plus some > offset. The trace as far as I can get it, from a kernel with USB but no > "options" > enabled, would be: > > ohci_alloc_std_chain+0xf5 (calling a DMAADDR() function, I believe) > ohci_device_bulk_start+0x0d > ohci_device_bulk_transfer+0x27 > usbd_transfer+0xc0 > umass_setup_transfer+0x4f > umass_bbb_state > usb_transfer_complete > ohci_softintr > > Can anyone confirm if this is normal or I have an exceptional system? I > have two completely unrelated OHCI-based controllers in my system and > neither works. > > -- > Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ > <> green@FreeBSD.org <> bfeldman@tislabs.com \ The Power to Serve! \ > Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\ > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message -- "As far as the laws of mathematics refer to reality, they are not certain; and as far as they are certain, they do not refer to reality." - Albert Einstein, 1921 [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (FreeBSD) iEYEARECAAYFAj2wJWQACgkQXVIcjOaxUBZ1HwCgxTb3vuoS6vyoCYYZ0z7UCOty X9sAmwchZKykUv9qskiH/u1UVxccEtbC =RnsV -----END PGP SIGNATURE-----help
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