Re: svn commit: r328996 - head/sys/kern

2018-02-07 Thread Andriy Gapon
On 08/02/2018 00:41, Steven Hartland wrote: > What would be the expected behavior if this was triggered, app crash or kernel > panic...? To be honest, I haven't analyzed it much. I would expect either a crash when trying to unbusy a page that is not busy or hanging while forever waiting for a leak

Re: svn commit: r328996 - head/sys/kern

2018-02-07 Thread Steven Hartland
What would be the expected behavior if this was triggered, app crash or kernel panic...? On 07/02/2018 21:52, Andriy Gapon wrote: Author: avg Date: Wed Feb 7 21:51:59 2018 New Revision: 328996 URL: https://svnweb.freebsd.org/changeset/base/328996 Log: exec_map_first_page: fix an inverse co

svn commit: r328996 - head/sys/kern

2018-02-07 Thread Andriy Gapon
Author: avg Date: Wed Feb 7 21:51:59 2018 New Revision: 328996 URL: https://svnweb.freebsd.org/changeset/base/328996 Log: exec_map_first_page: fix an inverse condition introduced in r254138 While the bug itself was serious, as we could either pass a non-busied page to vm_pager_get_pages(