[Bug 1578621] Re: Ubuntu 16.04 with kernel 4.4.0-21 freezes at the password prompt upon boot unless acpi=off

2016-08-04 Thread Launchpad Bug Tracker
[Expired for linux (Ubuntu) because there has been no activity for 60 days.] ** Changed in: linux (Ubuntu) Status: Incomplete => Expired -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1578621

[Bug 1578621] Re: Ubuntu 16.04 with kernel 4.4.0-21 freezes at the password prompt upon boot unless acpi=off

2016-06-05 Thread Christopher M. Penalver
Albert, as per https://support.apple.com/en-us/HT201518 an update to your computer's buggy, insecure, and outdated BIOS is available (MBP111.0138.B16). If you update to this following https://help.ubuntu.com/community/BIOSUpdate does it change anything? For more on BIOS updates and linux, please

[Bug 1578621] Re: Ubuntu 16.04 with kernel 4.4.0-21 freezes at the password prompt upon boot unless acpi=off

2016-05-11 Thread Albert
Joseph, Would appreciate if you could point me to debugging instructions for ACPI. None of the cargo-cult-style parameters I passed to the 4.4* or 4.6* kernels works, other than acpi=off, which is not ideal to say the least. The 4.4.0-21 kernel worked in this macbook pro prior to blessing the

[Bug 1578621] Re: Ubuntu 16.04 with kernel 4.4.0-21 freezes at the password prompt upon boot unless acpi=off

2016-05-10 Thread Albert
Just tried 4.6.0-rc7-wily kernel: same result. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1578621 Title: Ubuntu 16.04 with kernel 4.4.0-21 freezes at the password prompt upon boot unless

[Bug 1578621] Re: Ubuntu 16.04 with kernel 4.4.0-21 freezes at the password prompt upon boot unless acpi=off

2016-05-09 Thread Albert
For the record, if GRUB is setup to boot in text mode (so that the graphical desktop does not come up), the keyboard is not working either: the system books all the way to a tty prompt, then, despite the cursor blinking the whole time (never stops blinking, like it does after a few seconds for the

[Bug 1578621] Re: Ubuntu 16.04 with kernel 4.4.0-21 freezes at the password prompt upon boot unless acpi=off

2016-05-05 Thread Albert
Tested with 4.6.0-rc6-wily, same result. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1578621 Title: Ubuntu 16.04 with kernel 4.4.0-21 freezes at the password prompt upon boot unless acpi=off

[Bug 1578621] Re: Ubuntu 16.04 with kernel 4.4.0-21 freezes at the password prompt upon boot unless acpi=off

2016-05-05 Thread Joseph Salisbury
Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.6 kernel[0]. If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix