Date: Mon, 21 Apr 1997 03:28:51 -0700 From: David Greenman <dg@root.com> To: Simon Shapiro <Shimon@i-Connect.Net> Cc: freebsd-hackers@freebsd.org, freebsd-bugs@freebsd.org Subject: Re: Mystery of the X11 Panic... Message-ID: <199704211028.DAA03554@root.com> In-Reply-To: Your message of "Mon, 21 Apr 1997 00:31:25 PDT." <XFMail.970421005121.Shimon@i-Connect.Net>
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>Running 2.2.1-970415 and later, shortly after starting X11, while clicking ... >these problems. the better news is that I managed to catch this panic >while X11 was running: > >Fatal trap 12 - Page fault while in kernel mode. in virtual address >0xf71e0014. Tracing back shows that bash (?!) was the culprit, causing it >after calling _Xsyscall -> _syscall -> _vm_open -> _spec_open. > >Things go south at _spec_open + 0x6e, complaining about cmpl $0,0(%eax). > >Now, I am a pretty good shell programmer, but never lerned how to panic a >kernel with running a program on one :-) > >There is no explicit bash call on my part, to trigger the fault, but much >of the X11 activity forks and exec's all over the place. But you know that >already... > >Anyway, any help will be appreciated...! I must stabilize this kernel!!! This is almost certainly caused by the bug I fixed in kern_exec.c on April 18th. You say "-970415" and later...does this mean that you've updated your source in the past day or so? -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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