Linux kernel bug fix: powerpc/idle: Don't corrupt back chain when going idle
Subsystem: arch/powerpc (arch/powerpc/kernel/idle_book3s.S)
Bug type: crash, severity: high
Files changed: arch/powerpc/kernel/idle_book3s.S
Introduced by Michael Ellerman on 2021-10-16 00:39:54 +1100; fixed by Michael Ellerman on 2021-10-20 21:37:58 +1100 (lifetime: 4 days)