Re: libthr faults with recent kernel?

From: <haro_at_kgt.co.jp>
Date: Mon, 07 Apr 2003 15:22:21 +0900 (JST)
Hi,

With the patch applied, system doesn't crash anymore.
Thanks for the info.

Regards,
 Haro

From: Robert Watson <rwatson_at_freebsd.org>
Date: Mon, 7 Apr 2003 01:23:18 -0400 (EDT)
::Jake Burkholder just posted a patch to freebsd-threads that works around
::(fixes?) the problem; indeed, it does seem to be a result of the recent
::LAZY_SWITCH changes.
::
::Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
::robert_at_fledge.watson.org      Network Associates Laboratories
::
::On Sun, 6 Apr 2003, Munehiro Matsuda wrote:
::
::> Hi,
::> 
::> When ever I try to run application with the new libthr.so.1 with
::> recent kernel, I get my system falt and just reboots:
::> 
::> Fatal trap 12: page fault while in kernel mode
::> fault virtual address   = 0xa0
::> fault code              = supervisor read, page not present
::> instruction pointer     = 0x8:0xc037f80e
::> stack pointer           = 0x10:0xd202fca0
::> frame pointer           = 0x10:0xd202fcc8
::> code segment            = base 0x0, limit 0xfffff, type 0x1b
::>                         = DPL 0, pres 1, def32 1, gran 1
::> processor eflags        = interrupt enabled, resume, IOPL = 0
::> current process         = Idle
::> trap number             = 12
::> panic: page fault
::> 
::> 
::> Anybody seen this, or am I the only getting this?
::> 
::> I'm assuming that, it started after the LAZY_SWITCH commit, 
::> but I can't say for sure.

=-----------------------------------------------------------------------
           _ _    Munehiro (haro) Matsuda
 -|- /_\  |_|_|   Kubota Graphics Technology Inc.
 /|\ |_|  |_|_|   2-8-8 Shinjuku, Shinjuku-ku Tokyo 160-0022, Japan
                  Tel: +81-3-3225-0931  Fax: +81-3-3225-0930
                  Email: haro_at_kgt.co.jp
Received on Sun Apr 06 2003 - 21:22:25 UTC

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