Re: one time crash in usb_allocmem_flags

2014-02-10 Thread Nick Hudson
On 02/09/14 19:48, Alexander Nasonov wrote: Hi, I was running current amd64 (last updated few weeks ago) when I got a random crash shortly after switching to X mode. If my analysis is correct, it crashed in usb_allocmem_flags inside this loop: LIST_FOREACH(f, usb_frag_freelist, next)

Re: one time crash in usb_allocmem_flags

2014-02-10 Thread Alexander Nasonov
10.02.14, 12:15, Nick Hudson sk...@netbsd.org: Please fill a PR so it doesn't get forgotten about. Sure, will do. At first glance it doesn't look like that usb_frag_freelist isn't protected correctly. I looks more like random corruption. What was the value of %edx? The stack isn't in