Date: Tue, 20 Feb 2018 19:19:21 +0100 From: Hans Petter Selasky <hps@selasky.org> To: Yuri <yuri@rawbw.com>, Freebsd hackers list <freebsd-hackers@FreeBSD.org> Subject: Re: 'scanimage -L' from 'graphics/sane-backends' causes system crashes after a while Message-ID: <4dc31781-c6df-04bf-0158-fc09d14b3fb8@selasky.org> In-Reply-To: <5fe20134-4b4f-4789-fa54-8ce746453130@rawbw.com> References: <5fe20134-4b4f-4789-fa54-8ce746453130@rawbw.com>
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On 02/20/18 19:15, Yuri wrote: > For my system this works with a 100% reliability: run 'scanimage -L' (or > just scan something), and system will crash after a few hours or so. > > '-L' option calls the function 'sane_get_devices', which has about 90 > implementations there. It calls all of them trying to find a scanner. > Some of them cause system to crash later. > > My real scanner is on the wifi network. I'm not sure if the real scanner > is what causes the problem, or maybe it's some other test among these 90 > 'sane_get_devices' functions that causes this problem. > > What is the easiest way to troubleshoot this? The problem is that the > crash doesn't come right away. > > 11.1-STABLE > Try ktrac'ing the program first, or run from inside of gdb801 from ports: gdb801 > file scanimage > run -L --HPS
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