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15.20.9632.017; Thu, 26 Feb 2026 07:08:59 +0000 Message-ID: <58775ef9-22c1-4ce5-aa44-ffe6c7d9a598@windriver.com> Date: Thu, 26 Feb 2026 15:08:54 +0800 User-Agent: Mozilla Thunderbird Subject: Re: [OE-core] [meta-xfce][master][PATCH] tumbler: fix segfault on startup when built without any plugins To: openembedded-core@lists.openembedded.org References: <1897B8E525EA5156.1454197@lists.openembedded.org> From: Peng Zhang Content-Language: en-US In-Reply-To: <1897B8E525EA5156.1454197@lists.openembedded.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: SI2PR01CA0011.apcprd01.prod.exchangelabs.com (2603:1096:4:191::6) To CH3PR11MB8562.namprd11.prod.outlook.com (2603:10b6:610:1b8::13) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH3PR11MB8562:EE_|PH3PPFAC6BA7F25:EE_ X-MS-Office365-Filtering-Correlation-Id: 1510f1cf-d073-4d89-6d5b-08de7505ea1b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 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https://lists.openembedded.org/g/openembedded-core/message/231991 Sorry for the noise. This patch was sent to the wrong mailing list. I have resent it to openembedded-devel. Please ignore this one. On 2/26/26 14:44, Zhang, Peng (Paul) (CN) via lists.openembedded.org wrote: > From: Zhang Peng > > tumbler default build without any plugins. In this situation, when > xfce desktop startup, tumblerd will segfault as following: > > ``` > tumblerd[1138]: segfault at 30 ip 00007fc5dc169fb0 sp 00007ffd03ee3be8 error 4 in libglib-2.0.so.0.8600.3 > [aefb0,7fc5dc0da000+a0000] likely on CPU 2 (core 4, socket 0) > ``` > Backport upstream fix to handle cases where there are no plugins gracefully > > Signed-off-by: Zhang Peng > --- > ...here-there-are-no-plugins-gracefully.patch | 58 +++++++++++++++++++ > .../recipes-xfce/tumbler/tumbler_4.20.1.bb | 1 + > 2 files changed, 59 insertions(+) > create mode 100644 meta-xfce/recipes-xfce/tumbler/files/0001-Handle-cases-where-there-are-no-plugins-gracefully.patch > > diff --git a/meta-xfce/recipes-xfce/tumbler/files/0001-Handle-cases-where-there-are-no-plugins-gracefully.patch b/meta-xfce/recipes-xfce/tumbler/files/0001-Handle-cases-where-there-are-no-plugins-gracefully.patch > new file mode 100644 > index 0000000000..a4e60f998a > --- /dev/null > +++ b/meta-xfce/recipes-xfce/tumbler/files/0001-Handle-cases-where-there-are-no-plugins-gracefully.patch > @@ -0,0 +1,58 @@ > +From 95244ee0d1f3184e2c2cae9d33095dc03829b10e Mon Sep 17 00:00:00 2001 > +From: =?UTF-8?q?Ga=C3=ABl=20Bonithon?= > +Date: Fri, 20 Feb 2026 17:07:56 +0100 > +Subject: [PATCH] Handle cases where there are no plugins gracefully > + > +Not sure it makes much sense to allow the cache plugin not to be built, > +but then again, why not? It could be replaced by a customized > +implementation, and it has always been possible not to build it, so we > +might as well leave it as it is. > + > +Fixes: #109 > +(cherry picked from commit b4f4db4bfc1a45f0a405c4516e38394a44c90fcf) > + > +Upstream-Status: Backport [https://gitlab.xfce.org/xfce/tumbler/-/commit/95244ee0d1f3184e2c2cae9d33095dc03829b10e] > + > +Signed-off-by: Zhang Peng > +--- > + tumbler/tumbler-cache-plugin.c | 5 ++++- > + tumblerd/tumbler-registry.c | 7 ++++++- > + 2 files changed, 10 insertions(+), 2 deletions(-) > + > +diff --git a/tumbler/tumbler-cache-plugin.c b/tumbler/tumbler-cache-plugin.c > +index 50700a3..e308638 100644 > +--- a/tumbler/tumbler-cache-plugin.c > ++++ b/tumbler/tumbler-cache-plugin.c > +@@ -188,7 +188,10 @@ tumbler_cache_plugin_get_default (void) > + g_object_add_weak_pointer (G_OBJECT (plugin), (gpointer) &plugin); > + > + if (!g_type_module_use (G_TYPE_MODULE (plugin))) > +- return NULL; > ++ { > ++ g_object_unref (plugin); > ++ return NULL; > ++ } > + } > + > + return G_TYPE_MODULE (plugin); > +diff --git a/tumblerd/tumbler-registry.c b/tumblerd/tumbler-registry.c > +index 705dbc9..b58e831 100644 > +--- a/tumblerd/tumbler-registry.c > ++++ b/tumblerd/tumbler-registry.c > +@@ -534,7 +534,12 @@ tumbler_registry_update_supported (TumblerRegistry *registry) > + > + /* abort if there are no thumbnailers */ > + if (thumbnailers == NULL) > +- return; > ++ { > ++ /* we need NULL-terminated arrays for the _get_supported() dbus call anyway */ > ++ registry->uri_schemes = g_new0 (gchar *, 1); > ++ registry->mime_types = g_new0 (gchar *, 1); > ++ return; > ++ } > + > + /* clear visited flag of all thumbnailers */ > + for (lp = thumbnailers; lp != NULL; lp = lp->next) > +-- > +2.50.0 > + > diff --git a/meta-xfce/recipes-xfce/tumbler/tumbler_4.20.1.bb b/meta-xfce/recipes-xfce/tumbler/tumbler_4.20.1.bb > index 7a01882d57..3cbc43fc20 100644 > --- a/meta-xfce/recipes-xfce/tumbler/tumbler_4.20.1.bb > +++ b/meta-xfce/recipes-xfce/tumbler/tumbler_4.20.1.bb > @@ -7,6 +7,7 @@ DEPENDS = "xfce4-dev-tools-native libxfce4util" > > inherit xfce gtk-doc systemd > > +SRC_URI += " file://0001-Handle-cases-where-there-are-no-plugins-gracefully.patch" > SRC_URI[sha256sum] = "87b90df8f30144a292d70889e710c8619d8b8803f0e1db3280a4293367a42eae" > > INSANE_SKIP:${PN} = "dev-so" > > -=-=-=-=-=-=-=-=-=-=-=- > Links: You receive all messages sent to this group. > View/Reply Online (#231989): https://lists.openembedded.org/g/openembedded-core/message/231989 > Mute This Topic: https://lists.openembedded.org/mt/118008932/8576101 > Group Owner: openembedded-core+owner@lists.openembedded.org > Unsubscribe: https://lists.openembedded.org/g/openembedded-core/unsub [peng.zhang1.cn@windriver.com] > -=-=-=-=-=-=-=-=-=-=-=- >