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From: Philipp Stephani <p.stephani2@gmail.com>
To: "Basil L. Contovounesios" <contovob@tcd.ie>
Cc: 47708@debbugs.gnu.org
Subject: bug#47708: 28.0.50; SIGSYS test failure with seccomp-filter.bpf
Date: Sun, 11 Apr 2021 19:39:21 +0200	[thread overview]
Message-ID: <CAArVCkSmedke3uSyzqDc9Jc1tkFGWzH4dPaAXk2oYPm-_x7B7w@mail.gmail.com> (raw)
In-Reply-To: <87h7kcpww3.fsf@tcd.ie>

Am So., 11. Apr. 2021 um 19:13 Uhr schrieb Basil L. Contovounesios
<contovob@tcd.ie>:
>
> Philipp Stephani <p.stephani2@gmail.com> writes:
>
> > Could you check which syscall exactly is failing, e.g. using
> > journalctl -g SECCOMP -t audisp-syslog
> > (assuming that system uses systemd and seccomp audit logging is enabled).
>
> After running:
>
>   ./src/emacs -Q -batch -seccomp test/src/emacs-resources/seccomp-filter.bpf
>
> the last audit in 'sudo journalctl -g SECCOMP' is:
>
>   Apr 11 18:08:56 tia audit[25251]: SECCOMP auid=1000 uid=1000 gid=1000
>   ses=3 subj==unconfined pid=25251 comm="emacs"
>   exe="/home/blc/.local/src/emacs/src/emacs" sig=31 arch=c000003e
>   syscall=228 compat=0 ip=0x7fff7f1f7a7d code=0x80000000
>
> Looking up syscall 228 online points to clock_gettime, just like in the
> GDB log I attached in my previous message.

Thanks for the confirmation. (Occasionally the actual syscall is
different from the C library function that invokes it.)





      parent reply	other threads:[~2021-04-11 17:39 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-11 13:17 bug#47708: 28.0.50; SIGSYS test failure with seccomp-filter.bpf Basil L. Contovounesios
2021-04-11 13:58 ` Philipp Stephani
2021-04-11 17:13   ` Basil L. Contovounesios
2021-04-11 17:19     ` Basil L. Contovounesios
2021-04-11 17:52       ` Philipp Stephani
2021-04-11 18:49         ` Basil L. Contovounesios
2021-04-11 17:39     ` Philipp Stephani [this message]

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