USB FLASH DISK cause panic with page fault

From: Ricardo A. Reis (ricardo_bsd_at_yahoo.com.br)
Date: 07/31/05

  • Next message: Vladimir Dvorak: "AMD64 with Ralink Wifi - ray driver"
    Date: Sun, 31 Jul 2005 14:42:43 -0300 (ART)
    To: current@freebsd.org, ricardo_bsd@yahoo.com.br
    
    

    Hi all,

          I not sucess to get message of panic with kgdb,

    KGDB OUTPUT
    ------
     kgdb /boot/kernel.debug/kernel.debug
    /usr/crash/vmcore.4
    kgdb: kvm_read: invalid address (0x8)
    kgdb: kvm_read: invalid address (0x821c000)
    kgdb: kvm_read: invalid address (0x51)
    kgdb: kvm_read: invalid address (0x51)
    kgdb: kvm_read: invalid address (0x51)
    kgdb: kvm_read: invalid address (0x51)
    kgdb: kvm_read: invalid address (0x51)
    kgdb: kvm_read: invalid address (0x51)
    kgdb: kvm_read: invalid address (0x51)
    kgdb: kvm_read: invalid address (0x51)
    -----

    info.4 output

    ----
    Dump header from device /dev/ad2s1b
      Architecture: i386
      Architecture Version: 33554432
      Dump Length: 200867840B (191 MB)
      Blocksize: 512
      Dumptime: Sun Jul 31 12:39:18 2005
      Hostname: myfreebsd.homeunix.org
      Magic: FreeBSD Kernel Dump
      Version String: FreeBSD 6.0-BETA1 #2: Sun Jul 31
    08:49:07 BRT 2005
       
    root@myfreebsd.homeunix.org:/usr/obj/usr/src/sys/GENERIC-NG
      Panic String: page fault
      Dump Parity: 3571976966
      Bounds: 4
      Dump Status: good
    --------------------------------------------------
      This dump is referring a GENERIC-NG  striped Kernel
    without debug, it should be for that motive kdb
    programs not work.
      I try get a dump with GENERIC, but this i not sucess
    and capture screen of db console
    but a vmcore,dmesg,pciconf is available in
    http://ricardo.epm.br/debug/
    Sorry my english is bad.
          
    Thanks for Advanced..
       Atenciosamente
       Ricardo A. Reis
       UNIFESP - SENAI
    	
    	
    		
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