The following reply was made to PR usb/145513; it has been noted by GNATS. From: Hans Petter Selasky <[email protected]> To: Mikle Krutov <[email protected]> Cc: [email protected], [email protected] Subject: Re: usb/145513: New USB stack: no new devices after forced usb flash detach Date: Thu, 8 Apr 2010 19:29:43 +0200
On Thursday 08 April 2010 19:14:03 Mikle Krutov wrote: > On Thu, Apr 08, 2010 at 01:52:50PM +0200, Hans Petter Selasky wrote: > > Hi, > > > > That's because the UMASS detach is hanging, most likely. > > > > Try to break into the kernel and get a backtrace. > > > > --HPS > > Hi, > I unfortunately could not find any info about how do i do this. Could > you provide me some link? > Add: options KDB # Enable kernel debugger support. options DDB # Support DDB. options GDB # Support remote GDB. When it hangs, enter this from the console: sysctl debug.kdb.panic=1 Type alltrace bt bt all or something similar. Type "continue" when you are finished. You can also use CTRL+ALT+ESC key combination. --HPS _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to "[email protected]"
