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Date:      Mon, 27 Oct 2008 19:50:04 GMT
From:      "Kevin Downey" <redchin@gmail.com>
To:        freebsd-usb@FreeBSD.org
Subject:   Re: usb/128418: loading if_rum causes panic, looks like in usb stack
Message-ID:  <200810271950.m9RJo4u3032904@freefall.freebsd.org>

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The following reply was made to PR usb/128418; it has been noted by GNATS.

From: "Kevin Downey" <redchin@gmail.com>
To: bug-followup@freebsd.org, redchin@gmail.com
Cc:  
Subject: Re: usb/128418: loading if_rum causes panic, looks like in usb stack
Date: Mon, 27 Oct 2008 12:09:02 -0700

 actual uname:
 FreeBSD circe.nexus.lan 8.0-CURRENT FreeBSD 8.0-CURRENT #2: Sun Oct 26
 07:45:58 PDT 2008     root@:/usr/obj/usr/src/sys/CIRCE8  i386
 
 log output:
 
 Oct 27 09:48:36 circe kernel: rum0: could not transmit buffer: TIMEOUT
 Oct 27 09:48:36 circe kernel: rum0: device timeout
 Oct 27 09:49:59 circe syslogd: restart
 Oct 27 09:49:59 circe syslogd: kernel boot file is /boot/kernel/kernel
 Oct 27 09:49:59 circe kernel:
 Oct 27 09:49:59 circe kernel:
 Oct 27 09:49:59 circe kernel: Fatal trap 12: page fault while in kernel mode
 Oct 27 09:49:59 circe kernel: cpuid = 1; apic id = 01
 Oct 27 09:49:59 circe kernel: fault virtual address     = 0x67001c
 Oct 27 09:49:59 circe kernel: fault code                = supervisor
 read, page not present
 Oct 27 09:49:59 circe kernel: instruction pointer       = 0x20:0xc0572c20
 Oct 27 09:49:59 circe kernel: stack pointer             = 0x28:0xe76e9ca0
 Oct 27 09:49:59 circe kernel: frame pointer             = 0x28:0xe76e9cd4
 Oct 27 09:49:59 circe kernel: code segment              = base 0x0,
 limit 0xfffff, type 0x1b
 Oct 27 09:49:59 circe kernel: = DPL 0, pres 1, def32 1, gran 1
 Oct 27 09:49:59 circe kernel: processor eflags  = interrupt enabled,
 resume, IOPL = 0
 Oct 27 09:49:59 circe kernel: current process           = 1207 (usbtask-dr)
 Oct 27 09:49:59 circe kernel: trap number               = 12
 Oct 27 09:49:59 circe kernel: panic: page fault
 Oct 27 09:49:59 circe kernel: cpuid = 1
 Oct 27 09:49:59 circe kernel: Uptime: 3m11s
 Oct 27 09:49:59 circe kernel: Physical memory: 1005 MB
 Oct 27 09:49:59 circe kernel: Dumping 160 MB: 145 129 113 97 81 65 49 33 17 1
 Oct 27 09:49:59 circe kernel: Dump complete
 Oct 27 09:49:59 circe kernel: Automatic reboot in 15 seconds - press a
 key on the console to abort
 Oct 27 09:49:59 circe kernel: panic: bufwrite: buffer is not busy???
 Oct 27 09:49:59 circe kernel: cpuid = 1
 Oct 27 09:49:59 circe kernel: Rebooting...
 Oct 27 09:49:59 circe kernel: cpu_reset: Stopping other CPUs
 
 
 -- 
 The Mafia way is that we pursue larger goals under the guise of
 personal relationships.
     Fisheye



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