crash in natd again
Sean McNeil
sean at mcneil.com
Mon Nov 22 14:25:55 PST 2004
This is on an amd64 machine. I though that setting
dumpdev="AUTO"
in /etc/rc.conf was sufficient to get a crash dump, but it didn't work.
I'm adding
dumpon_enable="YES"
savecore_enable="YES"
now. Please let me know if there is anything else I need to set.
The information I can get is:
Nov 22 13:47:27 server kernel: Fatal trap 12: page fault while in kernel mode
Nov 22 13:47:27 server kernel: fault virtual address = 0x18
Nov 22 13:47:27 server kernel: fault code = supervisor read, page
not present
Nov 22 13:47:27 server kernel: instruction pointer = 0x8:0xffffffff80357980Nov 22 13:47:27 server kernel: stack pointer = 0x10:0xffffffffb41c5620
Nov 22 13:47:27 server kernel: frame pointer = 0x10:0xffffffffb41c5680
Nov 22 13:47:27 server kernel: code segment = base 0x0, limit 0xfffff, type 0x1b
Nov 22 13:47:27 server kernel: = DPL 0, pres 1, long 1, def32 0, gran 1
Nov 22 13:47:27 server kernel: processor eflags = interrupt enabled, resume, IOPL = 0
Nov 22 13:47:27 server kernel: current process = 215 (natd)
Nov 22 13:47:27 server kernel: trap number = 12
Nov 22 13:47:27 server kernel: panic: page fault
Nov 22 13:47:27 server kernel: KDB: enter: panic
uname is
FreeBSD server.mcneil.com 6.0-CURRENT FreeBSD 6.0-CURRENT #5: Sun Nov 21
00:33:27 PST 2004 root at server.mcneil.com:/usr/obj/usr/src/sys/AMD64
amd64
(gdb) l *0xffffffff80357980
0xffffffff80357980 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 }
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 187 bytes
Desc: This is a digitally signed message part
Url : http://lists.freebsd.org/pipermail/freebsd-current/attachments/20041122/04a63d80/attachment.bin
More information about the freebsd-current
mailing list