Date: Thu, 3 Nov 2011 09:27:55 +0100 From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-current@freebsd.org Cc: Jan Henrik Sylvester <me@janh.de> Subject: Re: USB3 express card panics on 9.0-RC1 Message-ID: <201111030927.55637.hselasky@c2i.net> In-Reply-To: <4EB1602C.6030807@janh.de> References: <4EB1602C.6030807@janh.de>
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On Wednesday 02 November 2011 16:22:20 Jan Henrik Sylvester wrote: > I have bought a "Super-speed Express Card To USB 3.0 1-Port" to connect > an USB3 hard disk to my Thinkpad T510, which only has USB2. > > Trying to hot plug the express card did nothing, but I guess that is > expected. Hence, I booted with the express card already inserted, only > to receive a panic upon xhci0 initialization, see below. > > This is on FreeBSD 9.0-RC1/amd64 with a generic kernel installed from > the official DVD. > > I guess I could test 226803 mentioned in > http://lists.freebsd.org/pipermail/freebsd-usb/2011-October/010746.html > , which happened after RC1, but from the commit message, it only fixes > suspend and resume. > > As I do not have much time now, should I test 226803, find a Linux CD to > actually identify the device, or anything else? > > Cheers, > Jan Henrik > > > usbus0: 480 Mbps High Speed USB v2.0 > > Fatal trap 12: page fault while in kernel mode > cpuid = 0; apic id = 00 > fault virtual address = 0x18 > fault code = supervisor write data, page not present > instruction ponter = 0x20:0xffffffff806e80aa > stack pointer = 0x28:0xffffff810ee50bc0 > frame pointer = 0x28:0xffffff810ee50bf0 > code segment = base 0x0, limit 0xfffff, type 0x16 > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 15 (xhci0) > trap number = 12 > panic: page fault > cpuid = 0 > Uptime = 1s > Automatic reboot in 15 seconds - press a key on the console to abort Hi, This looks like a NULL-pointer issue inside "xhci_configure_msg()" which probably should be easy to fix. Could you compile and boot a kernel with kernel debugging enable so that you get a backgtrace? --HPS
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