Re: Impact of changes made to umass.c at r232358

2012-04-09 Thread Hans Petter Selasky
sd-...@freebsd.org [mailto:owner-freebsd-...@freebsd.org] > On Behalf Of Terence Telkamp Sent: Friday, April 06, 2012 11:17 AM > To: freebsd-usb@freebsd.org > Subject: Impact of changes made to umass.c at r232358 > > I am seeing a kernel panic in FreeBSD 8.1, which is reproduced after > phys

RE: Impact of changes made to umass.c at r232358

2012-04-06 Thread Terence Telkamp
: Friday, April 06, 2012 11:17 AM To: freebsd-usb@freebsd.org Subject: Impact of changes made to umass.c at r232358 I am seeing a kernel panic in FreeBSD 8.1, which is reproduced after physically attaching and detaching a USB device several times. The kernel debugger shows that the panic happens in

Impact of changes made to umass.c at r232358

2012-04-06 Thread Terence Telkamp
I am seeing a kernel panic in FreeBSD 8.1, which is reproduced after physically attaching and detaching a USB device several times. The kernel debugger shows that the panic happens in camisr where the cam_sim and its associated mutex are clearly destroyed. sim->refcount is 0, sim->softc is 1 (