Re: rcu_sched self-detected stall on CPU

From: Mike Galbraith
Date: Thu Sep 15 2016 - 02:22:46 EST


On Wed, 2016-09-14 at 23:02 -0500, NTU wrote:
> [ 26.542980] Call Trace:
> [ 26.542983] [<ffffffffa7fbd7c1>] ? 0xffffffffa7fbd7c1
> [ 26.542985] [<ffffffffa7f17d35>] ? 0xffffffffa7f17d35
> [ 26.542986] [<ffffffffa796c115>] ? 0xffffffffa796c115
> [ 26.542988] [<ffffffffa7633d86>] ? 0xffffffffa7633d86
> [ 26.542989] [<ffffffffa796c0a6>] ? 0xffffffffa796c0a6
...

The stack trace is useless without symbols.