Re: dtrace ustack kernel panic

2011-07-30 Thread Andriy Gapon
on 30/07/2011 00:27 maestro something said the following: Hi, trying to do so I don't really find my way around. This is what I get when I run kgdb On startup the assert frame is #7 and the probe frame is #8. [snip] kernel trap 12 with interrupts disabled Fatal trap 12: page

Re: dtrace ustack kernel panic

2011-07-30 Thread Andriy Gapon
on 30/07/2011 00:27 maestro something said the following: on 30/07/2011 10:50 Andriy Gapon said the following: #7 0xc11012d7 in dtrace_panic_trigger () from /boot/kernel/dtrace.ko Previous frame inner to this frame (corrupt stack?) (kgdb) what am I doing wrong and what do I have to do

Re: dtrace ustack kernel panic

2011-07-30 Thread maestro something
On Sat, Jul 30, 2011 at 12:50 AM, Andriy Gapon a...@freebsd.org wrote: on 30/07/2011 00:27 maestro something said the following: Hi, trying to do so I don't really find my way around. This is what I get when I run kgdb On startup the assert frame is #7 and the probe frame is #8.

Re: dtrace ustack kernel panic

2011-07-30 Thread Andriy Gapon
on 30/07/2011 21:19 maestro something said the following: On Sat, Jul 30, 2011 at 12:50 AM, Andriy Gapon a...@freebsd.org mailto:a...@freebsd.org wrote: on 30/07/2011 00:27 maestro something said the following: Hi, trying to do so I don't really find my way around.

Re: dtrace ustack kernel panic

2011-07-30 Thread maestro something
On Sat, Jul 30, 2011 at 11:27 AM, Andriy Gapon a...@freebsd.org wrote: on 30/07/2011 21:19 maestro something said the following: On Sat, Jul 30, 2011 at 12:50 AM, Andriy Gapon a...@freebsd.org mailto:a...@freebsd.org wrote: on 30/07/2011 00:27 maestro something said the

Re: dtrace ustack kernel panic

2011-07-30 Thread maestro something
Hi, Have you started kgdb with the correct kernel and core file? If yes, then I am out of ideas. I hope so, I only recompiled the kernel once according to the DTRACE wiki instructions and I certainly only have one /var/crash/vmcore.* file. I'll try recompiling the kernel with -O1 and try

UDP Packet reassembly

2011-07-30 Thread Stephen Clark
Hello List, Didn't see this show up in the mailing list so I am resending. Could someone enlighten me as to when FreeBSD 6.3 does UDP packet reassembly? I am having a problem where I am getting a fragmented udp packet (2 pieces) everthing is fine if I get the first frag first. but if the

Re: dtrace ustack kernel panic

2011-07-30 Thread Kostik Belousov
On Sat, Jul 30, 2011 at 12:05:33PM -0700, maestro something wrote: Hi, Have you started kgdb with the correct kernel and core file? If yes, then I am out of ideas. I hope so, I only recompiled the kernel once according to the DTRACE wiki instructions and I certainly only have one

Re: dtrace ustack kernel panic

2011-07-30 Thread Andriy Gapon
on 30/07/2011 22:05 maestro something said the following: fb82i386# cat /etc/make.conf CFLAGS= -O (accodring to man make.conf only -O and -O2 is supported for CFLAGS anyways) kernel.debug is the newly compiled kernel (according to the timestamp) fb82i386# kgdb kernel.debug

Re: dtrace ustack kernel panic

2011-07-30 Thread maestro something
Hi, On Sat, Jul 30, 2011 at 12:52 PM, Andriy Gapon a...@freebsd.org wrote: on 30/07/2011 22:05 maestro something said the following: fb82i386# cat /etc/make.conf CFLAGS= -O (accodring to man make.conf only -O and -O2 is supported for CFLAGS anyways) kernel.debug is the newly

Re: dtrace ustack kernel panic

2011-07-30 Thread Andriy Gapon
on 30/07/2011 23:03 maestro something said the following: (kgdb) list *dtrace_probe+0xfd6 No source file for address 0xc10fa6a6. Are the sources on the same machine? This is probably the last idea from me. -- Andriy Gapon ___

Re: dtrace ustack kernel panic

2011-07-30 Thread maestro something
Hi, on 30/07/2011 23:03 maestro something said the following: (kgdb) list *dtrace_probe+0xfd6 No source file for address 0xc10fa6a6. Are the sources on the same machine? This is probably the last idea from me. Yes all is done on the same (virtual 32bit) machine. Sources are there too.

Re: dtrace ustack kernel panic

2011-07-30 Thread maestro something
Hi, This is i386, right ? I think the cause is that assembler routine panic_trigger does not establish the standard i386 frame. Basically, you need either this, or dwarf annotations, for gdb to be able to walk over the frame. You need to add the standard prologue pushl %ebp

Re: dtrace ustack kernel panic

2011-07-30 Thread maestro something
Hi, This is i386, right ? I think the cause is that assembler routine panic_trigger does not establish the standard i386 frame. Basically, you need either this, or dwarf annotations, for gdb to be able to walk over the frame. You need to add the standard prologue pushl %ebp

Re: UDP Packet reassembly

2011-07-30 Thread Jeremy Chadwick
On Sat, Jul 30, 2011 at 03:11:35PM -0400, Stephen Clark wrote: Didn't see this show up in the mailing list so I am resending. It showed up, and people have responded. Search for UDP Packet reassembly and you'll see. http://lists.freebsd.org/pipermail/freebsd-stable/2011-July/thread.html -- |

Re: UDP Packet reassembly

2011-07-30 Thread Mark Andrews
In message 4e345767.5070...@earthlink.net, Stephen Clark writes: Hello List, Didn't see this show up in the mailing list so I am resending. Could someone enlighten me as to when FreeBSD 6.3 does UDP packet reassembly? I am having a problem where I am getting a fragmented udp packet