Re: BUG_ON() in workingset_node_shadows_dec() triggers

From	Linus Torvalds <torvalds@linux-foundation.org>
Newsgroups	linux.kernel
Subject	Re: BUG_ON() in workingset_node_shadows_dec() triggers
Date	2016-10-07 19:30 +0200
Message-ID	<spH86-3EG-51@gated-at.bofh.it> (permalink)
References	(7 earlier) <sppkS-7h3-25@gated-at.bofh.it> <sppXA-7O8-9@gated-at.bofh.it> <spqK2-85w-7@gated-at.bofh.it> <spwmm-416-3@gated-at.bofh.it> <spGYq-3AS-31@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Fri, Oct 7, 2016 at 10:16 AM, Kees Cook <keescook@chromium.org> wrote:
>
> Regardless, I still think that we can't let BUG continue kernel
> execution though, since it may lead to entirely unexpected behavior
> (possibly security-sensitive) by still running. Upgrading BUG to
> panic(), though, I'd be fine with, as a way to get people to convert
> to WARN.

No. Really. You can upgrade BUG() to "panic()" with a kernel command
line. But not by default.

I'm not going to take any patches that make BUG() even *worse*. That
would be insane. I'm not insane.

              Linus

Thread

BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-04 06:10 +0200
  Re: BUG_ON() in workingset_node_shadows_dec() triggers Greg KH <greg@kroah.com> - 2016-10-04 10:20 +0200
  Re: BUG_ON() in workingset_node_shadows_dec() triggers Johannes Weiner <hannes@cmpxchg.org> - 2016-10-04 11:40 +0200
    Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-05 03:30 +0200
      Re: BUG_ON() in workingset_node_shadows_dec() triggers Johannes Weiner <hannes@cmpxchg.org> - 2016-10-05 11:30 +0200
        Re: BUG_ON() in workingset_node_shadows_dec() triggers Johannes Weiner <hannes@cmpxchg.org> - 2016-10-05 11:40 +0200
        Re: BUG_ON() in workingset_node_shadows_dec() triggers Jan Kara <jack@suse.cz> - 2016-10-05 12:50 +0200
        Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-05 18:20 +0200
          Re: [PATCH] checkpatch: extend BUG warning Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-05 19:10 +0200
          [PATCH] checkpatch: extend BUG warning Joe Perches <joe@perches.com> - 2016-10-05 19:10 +0200
  Re: BUG_ON() in workingset_node_shadows_dec() triggers Paul Gortmaker <paul.gortmaker@windriver.com> - 2016-10-05 04:50 +0200
    Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-05 05:30 +0200
      Re: BUG_ON() in workingset_node_shadows_dec() triggers Willy Tarreau <w@1wt.eu> - 2016-10-05 07:50 +0200
        Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-05 18:00 +0200
          Re: BUG_ON() in workingset_node_shadows_dec() triggers Willy Tarreau <w@1wt.eu> - 2016-10-05 21:10 +0200
            Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-05 21:20 +0200
              Re: BUG_ON() in workingset_node_shadows_dec() triggers Willy Tarreau <w@1wt.eu> - 2016-10-05 23:20 +0200
              Re: BUG_ON() in workingset_node_shadows_dec() triggers Kees Cook <keescook@chromium.org> - 2016-10-05 23:20 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-05 23:50 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Kees Cook <keescook@chromium.org> - 2016-10-06 00:20 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-06 00:40 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Kees Cook <keescook@chromium.org> - 2016-10-07 00:10 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-07 00:30 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Kees Cook <keescook@chromium.org> - 2016-10-07 01:10 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-07 02:00 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Willy Tarreau <w@1wt.eu> - 2016-10-07 08:00 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Kees Cook <keescook@chromium.org> - 2016-10-07 19:20 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-07 19:30 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Kees Cook <keescook@chromium.org> - 2016-10-07 19:40 +0200
                Re: BUG_ON() in workingset_node_shadows_dec() triggers Willy Tarreau <w@1wt.eu> - 2016-10-07 20:30 +0200
      Re: BUG_ON() in workingset_node_shadows_dec() triggers Dave Chinner <david@fromorbit.com> - 2016-10-06 04:10 +0200
        Re: BUG_ON() in workingset_node_shadows_dec() triggers Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-06 04:20 +0200

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