The new kernel implements the "fix" for meltdown. You could try booting with the fix turned off - I believe the kernel parameter is pti=off Rob Hurle <rob1...@gmail.com> writes:
>Hi All, > >I'm running Stretch and yesterday I did my normal: > >sudo apt-get update >sudo apt-get upgrade > >It seemed to install vmlinuz-4.9.0-5-686-pae (and associated config >and image files, etc) in place of 4.9.0-4-686-pae versions. Now the >system won't boot at all. I have reverted to 4.9.0-4-686-pae and all >is well. My questions are: > >1. Does anyone else see this? > >2. How can I revert without losing my working 4.9.0-4-686-pae system? >Can I just change the soft links for initrd.img and vmlinuz at / to >point to the 4.9.0-4-686-pae versions instead of the 4.9.0-5-686-pae >ones? Will this break something else for a future upgrade? > >Any help much appreciated. Thank you. > >Cheers, Rob Hurle > >----------------------------- >Rob Hurle >e-mail: rob1...@gmail.com >Mobile: +61 417 293 603 (Australia) >Telephone: (02) 6236 3895 >28 Mirrormere Rd, Burra, NSW 2620, Australia