Re: INFO: rcu detected stall in sctp_generate_heartbeat_event

From: Marcelo Ricardo Leitner
Date: Tue May 08 2018 - 09:31:59 EST


On Tue, May 08, 2018 at 12:35:02AM -0700, syzbot wrote:
> Hello,
>
> syzbot found the following crash on:
>
> HEAD commit: 90278871d4b0 Merge git://git.kernel.org/pub/scm/linux/kern..
> git tree: net-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=119a7237800000
> kernel config: https://syzkaller.appspot.com/x/.config?x=aea320d3af5ef99d
> dashboard link: https://syzkaller.appspot.com/bug?extid=e4a5bbd54260c93014f9
> compiler: gcc (GCC) 8.0.1 20180413 (experimental)
>
> Unfortunately, I don't have any reproducer for this crash yet.

A reproducer will be welcomed. With just these traces, I don't think
we have enough information.

Marcelo