Linux kernel bug fix: powerpc/sysrq: Fix oops whem ppmu is not registered
Subsystem: arch/powerpc (arch/powerpc/perf/core-book3s.c)
Bug type: crash, severity: high
Files changed: arch/powerpc/perf/core-book3s.c
Introduced by Anshuman Khandual on 2014-03-24 09:48:23 +1100; fixed by Ravi Bangoria on 2017-09-20 13:30:09 +1000 (lifetime: 1276 days)