The disable trace path in slab_debug() had a logic error where it would set trace=1 instead of trace=0. This made trace functionality permanently enabled once turned on for any slab cache. Fixes: a87615b8f9e2 ("SLUB: slabinfo upgrade") Cc: stable@vger.kernel.org Reviewed-by: SeongJae Park Signed-off-by: Xuewen Wang --- tools/mm/slabinfo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/mm/slabinfo.c b/tools/mm/slabinfo.c index 54c7265ab52d..39f7eae7eecd 100644 --- a/tools/mm/slabinfo.c +++ b/tools/mm/slabinfo.c @@ -798,7 +798,7 @@ static void slab_debug(struct slabinfo *s) fprintf(stderr, "%s can only enable trace for one slab at a time\n", s->name); } if (!tracing && s->trace) - set_obj(s, "trace", 1); + set_obj(s, "trace", 0); } static void totals(void) -- 2.25.1