The following reply was made to PR kern/29781; it has been noted by GNATS.

From: Quentin Garnier <cube@cubidou.net>
To: maxtaylor@mail.ru
Cc: gnats-bugs@netbsd.org
Subject: Re: kern/29781: problem whith umass
Date: Thu, 24 Mar 2005 09:47:41 +0100

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 On Thu, Mar 24, 2005 at 07:20:00AM +0000, maxtaylor@mail.ru wrote:
 > >Number:         29781
 > >Category:       kern
 > >Synopsis:       problem whith umass
 [...]
 > >Description:
 > When plug and use mp3 player iLyn AP-100 128 mb as umass storage device.
 >=20
 > umass0 at uhub0 port1 configuration 1 interface 0
 > umass0: TelechipsAPIC TCC730 MMC Adapter, rev 1.10/1.00, addr 2
 > umass0: using SCSI over Bulk-Only
 > scsibus0 at umass0: 2 targets, 1 lun per target
 > sd0 at scsibus target 0 lun 0: <TELECHIP, TCC730-TESTPROGX, 0.80> disk re=
 movable
 > sd0: fabricating a geometry
 > sd0: 160 GB ???? , 122cyl, 64 head, 32 sec, 688144 bytes/sect x 250368 se=
 ctors
                                               ^^^^^^
 This is the issue.  The number of sectors is fine considering a sector
 is very very very likely to be 512 byte long.  In that case that makes
 a 122MB drive, which is the expected capacity for a 128 Marketing-MegaByte
 drive.
 
 > mbrlabel -w /dev/sd0 or
 > mount_msdos /dev/sd0i /mnt
 > Kernel sent panic mesage. panic: buf mem pool index 10
 
 Well, that really got the kernel confused.
 
 Now, we have to understand exactly which SCSI command fails and why.
 
 --=20
 Quentin Garnier - cube@cubidou.net - cube@NetBSD.org
 "When I find the controls, I'll go where I like, I'll know where I want
 to be, but maybe for now I'll stay right here on a silent sea."
 KT Tunstall, Silent Sea, Eye to the Telescope, 2004.
 
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