Re: umass(4) broken on netbsd-7/amd64?

[Thomas Klausner <wiz%NetBSD.org@localhost>]

On Thu, Jul 27, 2017 at 11:00:18PM -0500, John D. Baker wrote:
> After updating following the latest round of pull-ups to netbsd-7,
> umass(4) doesn't work on amd64 anymore.  Plugging in a USB flash drive
> on any amd64 system so updated fails with:
> 
> /netbsd: umass0 at uhub1 port 6 configuration 1 interface 0
> /netbsd: umass0: SanDisk Cruzer Glide, rev 2.10/1.00, addr 2
> /netbsd: umass0: using SCSI over Bulk-Only
> /netbsd: umass0: failed to create xfers
> 
> Updated netbsd-7/i386 systems appear to be unaffected.

I sometimes see this on a system under memory pressure, but for a while now.

Un- and replugging it seems to work, most of the time; sometimes after
waiting a short while.

 Thomas