natd panics are back
Conrad J. Sabatier
conrads at cox.net
Thu Nov 18 08:02:37 PST 2004
On Mon, 15 Nov 2004 14:01:48 -0800, Sean McNeil <sean at mcneil.com> wrote:
> This was fixed a while ago and now it has made its way back into
> current:
>
> server# uname -a
> FreeBSD server.mcneil.com 6.0-CURRENT FreeBSD 6.0-CURRENT #58: Mon Nov
> 15 08:40:01 PST 2004
> root at server.mcneil.com:/usr/obj/usr/src/sys/AMD64 amd64
>
> Nov 15 13:56:16 server kernel: Fatal trap 12: page fault while in
> kernel mode Nov 15 13:56:16 server kernel: fault virtual address =
> 0x18 Nov 15 13:56:16 server kernel: fault code =
> supervisor read, page not present
> Nov 15 13:56:16 server kernel: instruction pointer =
> 0x8:0xffffffff80354810Nov 15 13:56:16 server kernel: stack pointer
> = 0x10:0xffffffffb1c71620
> Nov 15 13:56:16 server kernel: frame pointer =
> 0x10:0xffffffffb1c71680 Nov 15 13:56:16 server kernel: code segment
> = base 0x0, limit 0xfffff, type 0x1b
> Nov 15 13:56:16 server kernel: = DPL 0, pres 1, long 1, def32 0, gran
> 1 Nov 15 13:56:16 server kernel: processor eflags = interrupt enabled,
> resume, IOPL = 0 Nov 15 13:56:16 server kernel: current process
> = 212 (natd)
> Nov 15 13:56:16 server kernel: trap number = 12
> Nov 15 13:56:16 server kernel: panic: page fault
> Nov 15 13:56:16 server kernel: KDB: enter: panic
>
>
> (gdb) l *0xffffffff80354810
> 0xffffffff80354810 is in m_copym (/usr/src/sys/kern/uipc_mbuf.c:373).
> 368 MBUF_CHECKSLEEP(wait);
> 369 if (off == 0 && m->m_flags & M_PKTHDR)
> 370 copyhdr = 1;
> 371 while (off > 0) {
> 372 KASSERT(m != NULL, ("m_copym, offset > size of
> mbuf chain")); 373 if (off < m->m_len)
> 374 break;
> 375 off -= m->m_len;
> 376 m = m->m_next;
> 377 }
Are you still having this problem? I went a few days without upgrading,
then cvsupped and built a new world/kernel yesterday. No panic on boot
with natd.
This is on my amd64 box. Haven't upgraded my i386 box yet.
--
Conrad J. Sabatier <conrads at cox.net> -- "In Unix veritas"
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