Re: swapctl: SWAP_STATS different to SWAP_NSWAP (2 != 3)

On Tue, Feb 10, 2026 at 01:55:02PM +0100, Martin Husemann wrote:
> On Tue, Feb 10, 2026 at 01:35:36PM +0100, Thomas Klausner wrote:
> > How can that happen?
> 
> Not sure, looks like the only possibility is the copyout() in
> src/sys/uvm/uvm_swap.c:817 going wrong.
> 
> Can you modify src/sbin/swapctl/swaplist.c to print errno in that
> warnx() and see what comes out of that?

I replaced warnx with warn, but errno was 0:

swapctl: SWAP_STATS different to SWAP_NSWAP (1 != 3): Undefined error: 0

 Thomas