Subject: kern/21501: kernel panic when apache accessing files which have been overwritten by ftp
To: None <gnats-bugs@gnats.netbsd.org>
From: None <ofrick@bluewin.ch>
List: netbsd-bugs
Date: 05/08/2003 14:22:51
>Number:         21501
>Category:       kern
>Synopsis:       kernel panic when apache access overwritten files
>Confidential:   no
>Severity:       serious
>Priority:       low
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu May 08 12:17:00 UTC 2003
>Closed-Date:
>Last-Modified:
>Originator:     Oliver Frick
>Release:        NetBSD 1.5.3
>Organization:
	
>Environment:
System: NetBSD omega-prime.ofrick.com 1.5.3 NetBSD 1.5.3 (GENERIC) #59: Mon Jul 1 21:23:57 MEST 2002 he@albatross.urc.uninett.no:/usr/src/sys/arch/alpha/compile/GENERIC alpha
Architecture: alpha
Machine: alpha
>Description:
when apache 1.3.27 accesses file which have been overwritten via ftp before, kernel will panic with error message:
fatal kernel trap:

    trap entry = 0x2 (memory management fault)
    a0         = 0x70
    a1         = 0x1
    a2         = 0x0
    pc         = 0xfffffc000057b9e8
    ra         = 0xfffffc000057b854
    curproc    = 0xfffffc0006fd7b88
        pid = 226, comm = httpd

http://mail-index.netbsd.org/port-alpha/2002/05/30/0001.html
describe a similar problem, i think.

>How-To-Repeat:
transfer a file via ftp and access it from web browser, then overwrite file with new content, same name and access the file from web browser again.
>Fix:
i don't have a fix at this time
>Release-Note:
>Audit-Trail:
>Unformatted: