This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1871996
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
** Tags added: eoan
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https://bugs.launchpad.net/bugs/1871996
Title:
Can't turn off lockdown with alt-sysrq-x
Status in linux package in Ubuntu:
Incomplete
Bug description:
[ 316.110967] sysrq: This sysrq operation is disabled.
[ 340.098340] sysrq: HELP : loglevel(0-9) reboot(b) crash(c)
terminate-all-tasks(e) memory-full-oom-kill(f) kill-all-tasks(i)
thaw-filesystems(j) sak(k) show-backtrace-all-active-cpus(l)
show-memory-usage(m) nice-all-RT-tasks(n) poweroff(o) show-registers(p)
show-all-timers(q) unraw(r) sync(s) show-task-states(t) unmount(u) force-fb(V)
show-blocked-tasks(w) dump-ftrace-buffer(z)
# uname -a
Linux laptop 5.3.0-46-generic #38-Ubuntu SMP Fri Mar 27 17:37:05 UTC 2020
x86_64 x86_64 x86_64 GNU/Linux
# lsb_release -rd
Description: Ubuntu 19.10
Release: 19.10
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