OCI: Instance Crashes After Exiting From Single User Mode

Applies to:

Oracle Cloud Infrastructure

Linux x86-64

Symptoms

After booting to single user mode by adding "init=/bin/bash" to the kernel command line.

On finishing the session, the instance crashes after typing “exit” at the command line:

[root@localhost /]# exit 
exit 
[   49.190913] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000100 
[   49.193352] CPU: 1 PID: 1 Comm: bash Not tainted 5.4.17-2136.332.5.2.el8uek.x86_64 #3 
[   49.194528] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.6.6 08/22/2023 
[   49.197288] Call Trace: 
[   49.198390]  dump_stack+0x6d/0x8f 
[   49.199604]  panic+0x114/0x302 
[   49.200806]  do_exit.cold.27+0x15/0xa7 
[   49.201849]  ? __do_page_fault+0x218/0x4c3 
[   49.203251]  do_group_exit+0x43/0xa0 
[   49.203685]  __x64_sys_exit_group+0x18/0x18 
[   49.205331]  x64_sys_call+0xabe/0x1d2e 
[