Hi Mulyadi,<br><br>Below is the kernel panic logs i am getting, for your analysis:<br><br><b>[0.820851] tg3 0000:02:00.0: Problem fetching invariants of chip, aborting<br><br>[1.408713] EXT3 -f3 (sda1):error:could not mount because of unsupported optional features (240)<br>
<br>[1.449074] Kernel panic - not syncing : VFS: unable to mount root fs on unknown -block(8,1)<br><br>[1.449111] pid:1,comm:swapper/0 not tainted 3.4.9#2<br><br>[1.449128] call trace:<br><br>[1.449142] [&lt;ffffffff816df216&gt;] Panic+0xb8/0x1c3<br>
<br>[1.449159] [&lt;ffffffff816df35d&gt;] ? Printk+0x3c/0x3e<br><br>[1.449177] [&lt;ffffffff81cb804a&gt;] mount_block_root+0x1d4/0x1eb<br><br>[1.449197] [&lt;ffffffff81cb8252&gt;] mount_root+0xe1/0xec<br><br>[1.449216] [&lt;ffffffff81130aa17&gt;] sys_unlink+0x11/0x20<br>
<br>[1.449234] [&lt;ffffffff81cb83cd&gt;] prepare_namespace + 0x170/0x19d<br><br>[1.449253] [&lt;ffffffff81cb7d14&gt;] kernel_init+0x1b8/0x1ca<br><br>[1.449270] [&lt;ffffffff81cb7536&gt;] ? log level +0x31/0x31<br><br>[1.449288] [&lt;ffffffff816ea9547&gt;] kernel_thread_helper+0x4/0x10<br>
<br>[1.449307] [&lt;ffffffff81cb7b5c&gt;] ? start_kernel+0x338/0x338<br><br>[1.449325] [&lt;ffffffff816ea9507&gt;] ? gs_change+0x3/0xb<br><br>[1.449385] panic occured, switching back to console<br></b><br>Thanks<br>Vivek<br>
<br><div class="gmail_quote">On Tue, Oct 16, 2012 at 12:26 AM, Mulyadi Santosa <span dir="ltr">&lt;<a href="mailto:mulyadi.santosa@gmail.com" target="_blank">mulyadi.santosa@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

<div>On Mon, Oct 15, 2012 at 6:10 PM, Vivek Panwar &lt;<a href="mailto:vivekpanwar2008@gmail.com" target="_blank">vivekpanwar2008@gmail.com</a>&gt; wrote:<br>
&gt;     linux    /boot/vmlinuz-3.4.9 root=/dev/sda1 ro   quiet splash<br>
&gt; vt.handoff=7 kgdbwait kgdb8250=ttyUSB0,115200,kgdboc=ttyUSB0,115200<br>
&gt; }<br>
&gt;<br>
<br>
<br>
</div>Do you remember exactly what panic messages you saw? maybe we can get<br>
clues from there....<br>
<span><font color="#888888"><br>
--<br>
regards,<br>
<br>
Mulyadi Santosa<br>
Freelance Linux trainer and consultant<br>
<br>
blog: <a href="http://the-hydra.blogspot.com" target="_blank">the-hydra.blogspot.com</a><br>
training: <a href="http://mulyaditraining.blogspot.com" target="_blank">mulyaditraining.blogspot.com</a><br>
</font></span></blockquote></div><br>