[Ubuntu 18.04] Guest fails to boot with "console=ttyS0,115200" included in kernel param
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
The Ubuntu-power-systems project |
Invalid
|
High
|
Canonical Kernel Team | ||
linux (Ubuntu) |
Invalid
|
High
|
Canonical Kernel Team | ||
Bionic |
Invalid
|
High
|
Canonical Kernel Team |
Bug Description
== Comment: #0 - Balamuruhan S <email address hidden> - 2018-03-29 01:36:52 ==
---Problem Description---
Guest fails to boot with Call Trace by using "console=
Using latest kernel suggested by Bug 166023 in Host and Guest
Contact Information = Balamuruhan S / <email address hidden>
---uname output---
# uname -a Linux ltc-boston17 4.15.0-12-generic #13 SMP Tue Mar 27 08:20:19 CDT 2018 ppc64le ppc64le ppc64le GNU/Linux
Machine Type = Boston
---Debugger---
A debugger is not configured
---Steps to Reproduce---
1. Have a healthy guest booted with latest kernel
2. Boot the guest and enter grub menu to edit kernel param
2. append "console=
3. Guest fails to boot and goes to shutoff state with Call Trace
Call Trace:
[ 9.184631] random: crng init done
[ 9.330927] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000100
[ 9.330927]
[ 9.332928] CPU: 25 PID: 1 Comm: init Not tainted 4.15.0-12-generic #13
[ 9.334375] Call Trace:
[ 9.335077] [c0000007fd10bc30] [c000000000ce991c] dump_stack+
[ 9.336334] [c0000007fd10bc70] [c00000000010b4a0] panic+0x148/0x328
[ 9.337339] [c0000007fd10bd10] [c000000000112888] do_exit+0xc78/0xc80
[ 9.338359] [c0000007fd10bdd0] [c000000000112960] do_group_
[ 9.339216] [c0000007fd10be10] [c000000000112a24] SyS_exit_
[ 9.340113] [c0000007fd10be30] [c00000000000b184] system_
Oops output:
no
System Dump Info:
The system is not configured to capture a system dump.
*Additional Instructions for Balamuruhan S / <email address hidden>:
-Post a private note with access information to the machine that the bug is occuring on.
-Attach sysctl -a output output to the bug.
== Comment: #7 - Balamuruhan S <email address hidden> - 2018-04-13 04:28:22 ==
I have hit it while booting already installed guest from qcow2 and edited its commandline from grub menu, so I have attached the full boot log.
Changed in ubuntu-power-systems: | |
importance: | Undecided → High |
assignee: | nobody → Canonical Kernel Team (canonical-kernel-team) |
tags: | added: triage-g |
Changed in linux (Ubuntu): | |
assignee: | Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) → Canonical Kernel Team (canonical-kernel-team) |
importance: | Undecided → High |
Changed in ubuntu-power-systems: | |
status: | New → Triaged |
tags: | added: kernel-da-key |
Changed in linux (Ubuntu Bionic): | |
status: | New → Triaged |
Changed in ubuntu-power-systems: | |
status: | Triaged → Incomplete |
Changed in linux (Ubuntu Bionic): | |
status: | Triaged → Incomplete |
Default Comment by Bridge