Messages in this thread | | | From | Gabriel C <> | Date | Sun, 23 Dec 2018 00:32:41 +0100 | Subject | Re: [BREAKAGE] Since 4.18, kernel sets SB_I_NODEV implicitly on userns mounts, breaking systemd-nspawn |
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Am So., 23. Dez. 2018 um 00:02 Uhr schrieb Linus Torvalds <torvalds@linux-foundation.org>: > > On Sat, Dec 22, 2018 at 2:49 PM Christian Brauner > <christian.brauner@canonical.com> wrote: > > > > To be fair, no one apart from me was pointing out that it actually > > breaks people including systemd folks > > even though I was bringing it up with them. I even tried to fix all of > > userspace after this got NACKED > > Seriously, the "we don't break user space" is the #1 rule in the > kernel, and people should _know_ it's the #1 rule. > > If somebody ignores that rule, it needs to be escalated to me. > Immediately. Because I need to know. >
I do that usually but I didn't saw Christian's revert the time and I never hit that issue. Just saw that now because the unusual [BREAKAGE] prefix.
> I need to know so that I can override the bogus NAK, and so that we > can fix the breakage ASAP. The absolute last thing we need is some > other user space then starting to rely on the new behavior, which just > compounds the problem and makes it a *much* bigger problem. >
Yes and you are right .. https://github.com/lxc/lxc/pull/2438
I've added an comment there about 4.20.0.
BR,
Gabriel
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