Blame SOURCES/0229-systemd-Default-to-OOMPolicy-continue-for-login-sess.patch
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From df85e937594d551c91a1efd5ba73d56399304f19 Mon Sep 17 00:00:00 2001
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From: Mark Laws <mdl@60hz.org>
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Date: Thu, 24 Nov 2022 14:56:29 +0900
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Subject: [PATCH] systemd: Default to OOMPolicy=continue for login session
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scopes
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If the kernel OOM kills a process under a login session scope, we don't want to
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kill the user's other processes for no good reason.
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(cherry picked from commit 98b6c94b577205d31b019286c2a84cc9af244ea0)
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Resolves: #2175619
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---
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src/login/logind-dbus.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
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index 86a5decf3f..2ab26b9c6d 100644
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--- a/src/login/logind-dbus.c
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+++ b/src/login/logind-dbus.c
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@@ -3970,6 +3970,12 @@ int manager_start_scope(
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if (r < 0)
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return r;
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+ /* For login session scopes, if a process is OOM killed by the kernel, *don't* terminate the rest of
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+ the scope */
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+ r = sd_bus_message_append(m, "(sv)", "OOMPolicy", "s", "continue");
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+ if (r < 0)
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+ return r;
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+
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/* disable TasksMax= for the session scope, rely on the slice setting for it */
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r = sd_bus_message_append(m, "(sv)", "TasksMax", "t", UINT64_MAX);
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if (r < 0)
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