On 12/14/2014, 07:25 PM, Borislav Petkov wrote: > On Sun, Dec 14, 2014 at 03:41:20PM +0000, Richard Farthing wrote: >> I patched 3.12.34 to 3.12.35 and the attached now happens at boot. >> Sorry I don't have better than a photo, cannot get past this. >> >> The root FS is EXT2. It's admittedly an old test machine that I'm using to >> build up a new configuration, so the BIOS is a bit old, but it's at least >> dual core, not totally ancient. >> >> Let me know if you need more diagnostic > > That happens very early and the first oops which is the most > relevant one is cut off and one cannot see what the bug actually is, > unfortunately. > > Can you catch dmesg of that boot over serial or netconsole or so? Ask if > you don't know how. > > You could send your .config, maybe it is reproducible in kvm. Also, can > you send a full dmesg of the successful boot with 3.12.34?
Hmm... panic from mount_block_root? That would be: "VFS: Unable to mount root fs on %s" Did you use proper root= kernel parameter? Do you have initrd properly created and installed? thanks, -- js suse labs -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/