** Also affects: linux (Ubuntu Groovy)
Importance: Undecided
Status: Confirmed
** Also affects: linux (Ubuntu Bionic)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Eoan)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1877620
Title:
Backport of Patch "ata: ahci: Add shutdown to freeze hardware
resources of ahci"
Status in linux package in Ubuntu:
Confirmed
Status in linux source package in Bionic:
New
Status in linux source package in Eoan:
New
Status in linux source package in Focal:
New
Status in linux source package in Groovy:
Confirmed
Bug description:
Issue
--------------
During our internal testing, we found an issue for kexec -e.
Using kexec to reboot works mostly, but ~1 of 5 times the system fails
to reboot. SATA failures in new kernel resulting in drop to initramfs
as rootfs isn't loadable.
Error log for 1)
[ 47.384805] ata1: failed to reset engine (errno=-5)
[ 47.384805] ata1: failed to reset engine (errno=-5)
[ 51.529054] ata1: softreset failed (1st FIS failed)
[ 51.529054] ata1: softreset failed (1st FIS failed)
[ 57.888800] ata1: failed to reset engine (errno=-5)
[ 57.888800] ata1: failed to reset engine (errno=-5)
[ 62.037258] ata1: softreset failed (1st FIS failed)
[ 62.037258] ata1: softreset failed (1st FIS failed)
[ 68.396807] ata1: failed to reset engine (errno=-5)
[ 68.396807] ata1: failed to reset engine (errno=-5)
Solution
--------
https://patchwork.ozlabs.org/patch/1229154/ i.e. ata: ahci: Add shutdown to
freeze hardware resources of ahci needs to applied to all applicable Linux
version.
Please note this patch is already applied to main-line and back-ported
to 4.9, 4.14, 4.19, 5.4 and 5.5
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1877620/+subscriptions
--
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help : https://help.launchpad.net/ListHelp
