Date: Sat, 13 Nov 2010 14:17:35 -0800 From: Julian Elischer <julian@freebsd.org> To: Robert Watson <rwatson@freebsd.org> Cc: Kostik Belousov <kostikbel@gmail.com>, Alexander Best <arundel@freebsd.org>, freebsd-current@freebsd.org Subject: Re: www/chromium crashing whole system Message-ID: <4CDF0E7F.3060406@freebsd.org> In-Reply-To: <alpine.BSF.2.00.1011132206380.12353@fledge.watson.org> References: <20101112223715.GA1356@freebsd.org> <20101113112447.GF2392@deviant.kiev.zoral.com.ua> <20101113115900.GA14975@freebsd.org> <20101113122853.GG2392@deviant.kiev.zoral.com.ua> <20101113123846.GA21390@freebsd.org> <20101113124146.GH2392@deviant.kiev.zoral.com.ua> <20101113124758.GA23469@freebsd.org> <alpine.BSF.2.00.1011132206380.12353@fledge.watson.org>
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On 11/13/10 2:08 PM, Robert Watson wrote: > > On Sat, 13 Nov 2010, Alexander Best wrote: > >>>> i tried detaching and attaching my keyboard after chromium >>>> crashed my system and the lights of the keyboard didn't even went >>>> on. so in fact everything crashed and not just X. >>> If I said it unclear, let me repeat, the usermode crash dump you >>> got probably has nothing common with the kernel issue. >> >> oh sorry. indeed i misunderstood you there. well i guess this is >> the problem most regular users have. we don't own any >> serial/firewire consoles. all i can offer is to add kernel OPTIONS. >> however none of them seem to be able to prevent the lock up and >> instead letting me enter the debugger or trigger a kernel core dump. >> >> i even have watchdog running, but without any sucess. i guess all i >> can hope for is that maybe at some point a kernel dump does make it >> to disk. > > Do you have a second box you can run X11 on, and SSH into the box > that will run Chromium? If it is really Chromium triggering the > crash, this might allow you to access the console when it crashes. > However, if it's Chromium triggering an X11-related crash, it might > well not. (Also, it might well not because of timing differences, > but it is worth a try). > > Another thing to consider is starting Chromium when switched to a > text virtual console from X11, which would leave you in text mode > for DDB, or at least let you see something interesting on the console. > > If regular crashdumps appear unreliable, try setting up a textdump > with an automatic reboot, that might provde more reliable (small > chance, but it could). we did have some people working on an ethernet version of the dcons/remote debugging stuff I guess it only supports a small subset of ethernet chips though.. Anyone know the status of that work? > Robert > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to > "freebsd-current-unsubscribe@freebsd.org" >
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