Date: Wed, 12 Jun 1996 05:13:05 -0700 From: David Greenman <davidg@Root.COM> To: Brian Tao <taob@io.org> Cc: Matt Day <mday@artisoft.com>, freebsd-current@FreeBSD.org Subject: Re: Kernel panic in fsync, 2.2-960501-SNAP Message-ID: <199606121213.FAA00941@Root.COM> In-Reply-To: Your message of "Tue, 11 Jun 1996 23:28:25 EDT." <Pine.NEB.3.92.960611232239.5845F-100000@zap.io.org>
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>On Tue, 11 Jun 1996, Matt Day wrote: >> >> Sorry for the false alarm on yesterday's patch. I saw "NULL >> dereference" and "fsync" and I immediately thought of that fsync >> dereferencing NULL bug... but that was ffs_fsync(), not plain old >> fsync()! I think appropriate punishment for my error would be to >> find this other bug. :-) > > Could you, pretty please? ;-) I've built emacs 19.31 linked with >the 2.2 libs to see if that was a problem, but I just saw one of the >shell servers die again tonight. :( I'm going to try your patch >anyway to see how it goes. Thanks. > >Fatal trap 12: page fault while in kernel mode >fault virtual address = 0x18 >fault code = supervisor read, page not present >instruction pointer = 0x8:0xf012afc3 Since this is -current, I would strongly suggest SUPing the latest stuff. There were a great deal of serious VM system bugs in the 0501 snapshot that have just recently been worked out. -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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