Date: Wed, 21 Feb 2007 15:32:14 GMT From: Alexander Shiryaev<coumarin@gmail.com> To: freebsd-gnats-submit@FreeBSD.org Subject: usb/109397: [panic] on boot from USB flash Message-ID: <200702211532.l1LFWE1b051554@www.freebsd.org> Resent-Message-ID: <200702211540.l1LFe4oL063925@freefall.freebsd.org>
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>Number: 109397 >Category: usb >Synopsis: [panic] on boot from USB flash >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-usb >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Feb 21 15:40:04 GMT 2007 >Closed-Date: >Last-Modified: >Originator: Alexander Shiryaev >Release: RELENG_6 >Organization: MSU >Environment: FreeBSD aix-lame.hackers 6.2-STABLE FreeBSD 6.2-STABLE #3: Tue Feb 6 14:16:42 MSK 2007 aix-d@aix-lame.hackers:/usr/obj/usr/src/sys/Lassie_Kernel_2 i386 >Description: I have installed FreeBSD to USB flash: # dd if=/dev/zero of=/dev/da0 bs=32k count=1 # fdisk -B da0 # fdisk -v da0 # bsdlabel -r -w -B da0s1 auto # bsdlabel -e da0s1 # size offset fstype [fsize bsize bps/cpg] a: 256m 0 4.2BSD 1024 8192 c: <do not touch> d: * * 4.2BSD 2048 16384 # newfs /dev/da0s1a # newfs -U /dev/da0s1d # mkdir /mnt/da0 # mount /dev/da0s1a /mnt/da0 # mkdir /mnt/da0/var # mkdir /mnt/da0/tmp # mkdir /mnt/da0/usr # mount /dev/da0s1d /mnt/usr # chmod 1777 /mnt/da0/tmp # cd /usr/src # make installworld DESTDIR=/mnt/da0 # cd etc # make distribution DESTDIR=/mnt/da0 # cd .. # make installkernel DESTDIR=/mnt/da0 # cat > /mnt/da0/etc/fstab <<DATA /dev/da0s1a / ufs rw 1 1 /dev/da0s1d /usr ufs rw 2 2 /dev/cd0 /cdrom cd9660 ro,-C=KOI8-R,noauto 0 0 DATA # reboot Then I try to boot system from USB flash and get a panic: http://users.msu.dubna.ru/~shiryaev/files/fbsd/nokia015_1.jpg Also this operation damages data structure of USB flash (when I retry to boot, loader don't works). >How-To-Repeat: Read full description and try to reproduce. It reproduces 2 of 2 times on my system. >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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