From owner-freebsd-current  Fri May 25 10:48:26 2001
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Date: Fri, 25 May 2001 10:47:51 -0700 (PDT)
From: John Baldwin <jhb@FreeBSD.org>
To: Tamiji Homma <thomma@baynetworks.com>
Subject: RE: Panic vm_page_alloc(sendfile)
Cc: freebsd-current@FreeBSD.org, alfred@FreeBSD.org
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On 25-May-01 Tamiji Homma wrote:
> Hi,
> 
> I noticed this panic for last few days on my -current
> sandbox laptop.
> 
> When I do FTP get file from the machine running
> -current causes panic like below (hand copied).
> 
> The machine running ftpd panics not FTP client side.
> I have not tried FTP put yet... It may panic at FTP 
> client side as well.
> 
> My last cvsup was around 22:00 PDT on May 24 2001.
> 
> panic: mutex vm not owned at ../../vm/vm_page.c:755
> Debugger("panic")
> db> trace
> Debugger(c038865b) at Debugger+0x44
> panic(c0387828,c03a0554,c03a1eaf,2f3,0) at panic+0x70
> _mtx_assert(c045ca20,1,c03a1eaf,2f3) at _mtx_assert+0x49
> vm_page_alloc(c8bcc9c0,0,0,c8b04b9c,c8b04a80) at vm_page_alloc+0x22
> sendfile(c8b04a80,c8b43f80,0,0,381508) at sendfile+0x31e
> syscall(2f,2f,2f,381508,0) at syscall+0x689
> syscall_with_err_pushed() at syscall_with_err_pushed+0x1b
> 
> PS: I am not subscribed to -current but subscribed to 
>     current-digest so if it is already reported/fixed, sorry...

Cool, thanks for the bug report.  Please try the patch at
http://www.FreeBSD.org/~jhb/patches/sendfile.patch.

-- 

John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/
PGP Key: http://www.baldwin.cx/~john/pgpkey.asc
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

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