Subject: kern/25935: cd9660: size reported wrong for 2gig file
To: None <gnats-bugs@gnats.netbsd.org>
From: None <dillo@netbsd.org>
List: netbsd-bugs
Date: 06/15/2004 17:16:02
>Number: 25935
>Category: kern
>Synopsis: cd9660: size reported wrong for 2gig file
>Confidential: no
>Severity: serious
>Priority: low
>Responsible: kern-bug-people
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Tue Jun 15 15:17:00 UTC 2004
>Closed-Date:
>Last-Modified:
>Originator: Dieter Baron
>Release: NetBSD 2.0_BETA
>Organization:
>Environment:
System: NetBSD wintermute 2.0_BETA NetBSD 2.0_BETA (WINTERMUTE) #3: Sat Jun 5 00:54:40 MEST 2004 root@wintermute:/usr/src/sys/arch/i386/compile/WINTERMUTE i386
Architecture: i386
Machine: i386
>Description:
The size of files on cd9660 file system gets sign extended to 64bit
(or so it seems). A file that is 2gb long (2147483648 (0x80000000)
bytes) gets reported as being 18446744071562067968 (0xFFFFFFFF80000000)
bytes long.
>How-To-Repeat:
mkdir cd
cd cd
dd if=/dev/zero of=2gig bs=1m count=2048
cd ..
mkisofs -v -o iso cd
vndconfig vnd0 iso
mount -t cd9660 /dev/vnd0d /mnt
ll /mnt
>Fix:
non known.
>Release-Note:
>Audit-Trail:
>Unformatted: