Re: WARNING in get_pi_state

Peter Zijlstra
2017-10-31T08:36:52Z

On Mon, Oct 30, 2017 at 12:44:00PM -0700, syzbot wrote:
> WARNING: CPU: 1 PID: 24353 at kernel/futex.c:818 get_pi_state+0x15b/0x190
> kernel/futex.c:818

> exit_pi_state_list+0x556/0x7a0 kernel/futex.c:932
> mm_release+0x46d/0x590 kernel/fork.c:1191
> exit_mm kernel/exit.c:499 [inline]
> do_exit+0x481/0x1b00 kernel/exit.c:852
> SYSC_exit kernel/exit.c:937 [inline]
> SyS_exit+0x22/0x30 kernel/exit.c:935
> entry_SYSCALL_64_fastpath+0x1f/0xbe

Argh, I definitely messed that up. Let me have a prod..