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Subject: kern/30160: 
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>Number:         30160
>Category:       kern
>Synopsis:       
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue Aug 28 04:00:01 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     jonas
>Release:        FreeBSD 4.3-STABLE i386
>Organization:
>Environment:
System: FreeBSD localhost.servicefactory.se 4.3-STABLE FreeBSD 4.3-STABLE #0: Thu Jul 19 17:46:00 CEST 2001 jonas@localhost.servicefactory.se:/usr/obj/usr/src/sys/MTP i386
>Description:
Kernel panics if a file system (FAT in this case)) is accessed and the underlying flash disk is removed. (/kernel: ad8: 15MB <SanDisk SDCFB-16> [490/2/32] at ata4-master BIOSPIO)

This happens, for instance, if a flash disk is used in a laptop and the laptop is suspended. When the laptop is resumed, the first access to the file system on the mounted flash disk will cause a kernel panic.

>How-To-Repeat:
See above.

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:
 Kernel panic when flash disk is removed and the flash disk is mounted.

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