On Mon, Jan 27, 2014 at 9:20 AM, Richard Weinberger <rich...@nod.at> wrote: > Am 27.01.2014 18:05, schrieb Kees Cook: >> I would argue that decoding a non-panic oops on a running system is >> entirely possible as-is, since the offset can be found from >> /proc/kallsyms as root. It was the dead system that needed the offset >> exported: via text in the panic, or via an ELF note in a core. > > The problem is that you have to pickup information from two sources. > As a kernel developer users/customers often show you a backtrace (oops or > panic) > and want you do find the problem. > They barley manage it copy&paste the topmost full trace from dmesg or > /var/log/messages. > If I have to ask them a bit later to tell me the offset from /proc/kallsyms > or something else > I'm lost. Mostly because they have already rebooted the box...
As long as I can turn it off, I'd be happy. :) /proc/sys/kernel/kaslr_in_oops or something? -Kees -- Kees Cook Chrome OS Security -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/