[Bug 1396889] Re: kexec reboot fails

2014-11-30 Thread MegaBrutal
The first bad commit is 8ab3820fd5b2896d66da7bb2a906bc382e63e7bc x86, kaslr: Return location from decompress_kernel which introduces KASLR. The problem only presents itself when CONFIG_RANDOMIZE_BASE=y. While this bug has been around in the kernel source for quite a time, it was dormant, as

[Bug 1396889] Re: kexec reboot fails

2014-11-30 Thread Christopher M. Penalver
MegaBrutal, the issue you are reporting is an upstream one. Could you please report this problem to the appropriate mailing list by following the instructions _verbatim_ at https://wiki.ubuntu.com/Bugs/Upstream/kernel ? Please provide a direct URL to your e-mail to the mailing list once you have

[Bug 1396889] Re: kexec reboot fails

2014-11-27 Thread MegaBrutal
** Description changed: After release upgrade to Utopic, when I reboot with kexec (simply with reboot command), my computer cold reboots after Starting new kernel (i.e. I need to get through the POST and GRUB), instead of the new kernel being loaded. Previously I didn't experience

[Bug 1396889] Re: kexec reboot fails

2014-11-27 Thread MegaBrutal
I did the BIOS upgrade and nothing has changed. 7UET94WW (3.24 ) 10/17/2012 ** Changed in: linux (Ubuntu) Status: Incomplete = Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1396889

[Bug 1396889] Re: kexec reboot fails

2014-11-27 Thread Christopher M. Penalver
MegaBrutal, the next step is to fully commit bisect from kernel 3.13 to 3.16 in order to identify the last good kernel commit, followed immediately by the first bad one. This will allow for a more expedited analysis of the root cause of your issue. Could you please do this following

[Bug 1396889] Re: kexec reboot fails

2014-11-26 Thread Christopher M. Penalver
MegaBrutal, thank you for reporting this and helping make Ubuntu better. As per http://support.lenovo.com/us/en/products/laptops-and-netbooks/thinkpad-t-series-laptops/thinkpad-t400 an update to your BIOS is available (3.24). If you update to this following