[erlang-questions] Erlang scheduler segfault at ffffffffffffffff
Wed May 22 08:25:54 CEST 2019
Thank you Mikael,
Linux [x] 4.4.121-92.98-default #1 SMP Fri Oct 19 07:52:13 UTC 2018
(e4d85ce) x86_64 x86_64 x86_64 GNU/Linux
We will update the kernel.
Il giorno mar 21 mag 2019 alle ore 13:26 Mikael Pettersson <
mikpelinux@REDACTED> ha scritto:
> On Mon, May 20, 2019 at 9:20 PM Gabriele Santomaggio
> <g.santomaggio@REDACTED> wrote:
> > Hi,
> > I am having the following the problem:
> > 2019-05-06T10:46:16.413758+00:00 d98-f2-b3-c8-b8-65 kernel:
> [8649388.905125] ../mm/pgtable-generic.c:33: bad pmd
> > 2019-05-06T10:46:16.423251+00:00 d98-f2-b3-c8-b8-65 kernel:
> [8649388.915722] 34_scheduler: segfault at ffffffffffffffff ip
> 0000000040e97113 sp 00007fcffdb7ef78 error 5
> > it causes a crash without erlang dump.
> > HIPE is enabled, do you have an idea if is related in some way to hipe?
> > notes:
> > 1 - Erlang version 20.2.2
> > 2 - 34_scheduler` is one of the erlang schedulers
> This is a kernel bug, plain and simple. OTP and/or HiPE _might_ do
> something that triggers it, but that's just coincidental; a correct
> kernel must not crash due to (unprivileged) user-space actions.
> You don't say what kernel you're running, but you should consider
> upgrading it.
> (Long shot: may also be a bug in the C compiler used to compile the
> kernel, but that's extremely uncommon for vanilla distribution
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