From: Richard Henderson <richard.henderson@linaro.org>
To: "Alex Bennée" <alex.bennee@linaro.org>, qemu-devel@nongnu.org
Cc: "Beraldo Leal" <bleal@redhat.com>,
"Peter Maydell" <peter.maydell@linaro.org>,
"Bandan Das" <bsd@redhat.com>,
"Qiuhao Li" <Qiuhao.Li@outlook.com>,
"Daniel P. Berrangé" <berrange@redhat.com>,
"Michael Roth" <michael.roth@amd.com>,
"Cleber Rosa" <crosa@redhat.com>,
"Alexander Bulekov" <alxndr@bu.edu>,
"Darren Kenny" <darren.kenny@oracle.com>,
"Stefan Hajnoczi" <stefanha@redhat.com>,
"Markus Armbruster" <armbru@redhat.com>,
"John Snow" <jsnow@redhat.com>, "Ed Maste" <emaste@freebsd.org>,
"Wainer dos Santos Moschetta" <wainersm@redhat.com>,
"Philippe Mathieu-Daudé" <philmd@linaro.org>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Li-Wen Hsu" <lwhsu@freebsd.org>,
"Marc-André Lureau" <marcandre.lureau@redhat.com>,
"Thomas Huth" <thuth@redhat.com>
Subject: Re: [PATCH 16/18] tests/tcg: Use SIGKILL for timeout
Date: Thu, 19 Jan 2023 09:55:41 -1000 [thread overview]
Message-ID: <0ffe338e-87b1-98f6-8fbf-efa16b47675c@linaro.org> (raw)
In-Reply-To: <20230119180419.30304-17-alex.bennee@linaro.org>
On 1/19/23 08:04, Alex Bennée wrote:
> From: Richard Henderson <richard.henderson@linaro.org>
>
> linux-user blocks all signals while attempting to handle guest
> signals (e.g. ABRT), which means that the default TERM sent by timeout
> has no effect -- KILL instead.
>
> When a guest aborts (possible nios2 guest bug), sending SIGABRT to
> itself, I have caught one thread waiting in start_exclusive, and all
> of the others blocked in exclusive_idle. I look at that and think
> there's a bug in our start_exclusive locking, but I can't prove it.
I don't think this bit of the cover letter is helpful here.
It was just the sigprocmask in process_pending_signals that
was relevant.
Anyway...
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> Message-Id: <20230117035701.168514-2-richard.henderson@linaro.org>
> [AJB: expanded commit message from cover letter]
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
next prev parent reply other threads:[~2023-01-19 19:56 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-19 18:04 [PATCH 00/18] testing/next updates (gitlab, docker, check-tcg) Alex Bennée
2023-01-19 18:04 ` [PATCH 01/18] scripts/ci: update gitlab-runner playbook to use latest runner Alex Bennée
2023-01-19 18:04 ` [PATCH 02/18] gitlab: add FF_SCRIPT_SECTIONS for timings Alex Bennée
2023-01-19 18:04 ` [PATCH 03/18] gitlab: just use plain --cc=clang for custom runner build Alex Bennée
2023-01-19 18:36 ` Philippe Mathieu-Daudé
2023-01-19 18:04 ` [PATCH 04/18] tests/unit: drop hacky race avoidance in test-io-channel-command Alex Bennée
2023-01-19 18:04 ` [PATCH 05/18] build-sys: fix crlf-ending C code Alex Bennée
2023-01-19 18:04 ` [PATCH 06/18] .gitlab-ci.d/windows: do not disable opengl Alex Bennée
2023-01-19 19:32 ` Philippe Mathieu-Daudé
2023-01-19 18:04 ` [PATCH 07/18] meson: replace Perl usage with Python Alex Bennée
2023-01-19 18:04 ` [PATCH 08/18] docs: drop texinfo options Alex Bennée
2023-01-19 18:04 ` [PATCH 09/18] gitlab: add lsan suppression file to workaround tcmalloc issues Alex Bennée
2023-01-19 18:04 ` [PATCH 10/18] Update lcitool and fedora to 37 Alex Bennée
2023-01-19 19:35 ` Philippe Mathieu-Daudé
2023-01-19 23:33 ` Paolo Bonzini
2023-01-20 10:09 ` Alex Bennée
2023-01-19 18:04 ` [PATCH 11/18] lcitool: drop perl from QEMU project/dependencies Alex Bennée
2023-01-19 19:36 ` Philippe Mathieu-Daudé
2023-01-19 18:04 ` [PATCH 12/18] lcitool: drop texinfo " Alex Bennée
2023-01-19 18:04 ` [PATCH 13/18] tests/docker: Install flex in debian-tricore-cross Alex Bennée
2023-01-19 18:04 ` [PATCH 14/18] tests/docker: drop debian-tricore-cross's partial status Alex Bennée
2023-01-19 19:36 ` Philippe Mathieu-Daudé
2023-01-19 19:52 ` Richard Henderson
2023-01-20 10:06 ` Alex Bennée
2023-01-19 18:04 ` [PATCH 15/18] tests/tcg: skip the vma-pthread test on CI Alex Bennée
2023-01-19 19:33 ` Richard Henderson
2023-01-19 18:04 ` [PATCH 16/18] tests/tcg: Use SIGKILL for timeout Alex Bennée
2023-01-19 19:55 ` Richard Henderson [this message]
2023-01-19 18:04 ` [PATCH 17/18] gitlab: wrap up test results for custom runners Alex Bennée
2023-01-20 8:26 ` Thomas Huth
2023-01-20 10:14 ` Alex Bennée
2023-01-19 18:04 ` [PATCH 18/18] MAINTAINERS: Fix the entry for tests/tcg/nios2 Alex Bennée
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