From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0AA711D7996 for ; Fri, 22 Nov 2024 11:02:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732273368; cv=none; b=fpG6MMBySsgfLelRX0ScRP5jCfkp+f5Y6YRcMtY84YqRVoBsLKly41HKo9gJe9NfUxcHMBPTB6ksylbgUQJIELKOS9lLIHiepOMP1BBjf2w7K3D0mAQYaXZAHKXfdaeA9QNyHkt7jZbKAG9+sEEF2E2gqG3/kqLwkCm8JrNWRDs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732273368; c=relaxed/simple; bh=d5H8mVZELxvz+g//t/ffTjKE74QihTD57aPjtKAZW6A=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=Jaau24V/UZM5H7YpIlOpvD8qkomyrTMAoCSFg74dgVH35QIGFVq9MSkjvcj6Ed/4/Wk3a20UzLSVMMYVRtcK7V6Gno2fpje6tEakARJDAjLvwCJnSyw7aUh9lLRdjd1DmerJO3d2TXTkXZq4uaqbkZLGShb5uM/CB7JSitfqSrk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=T9thAhIR; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="T9thAhIR" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1732273366; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=B/7QjoXDa5upmrbgOvGQdy5qmP1I/4qfUpHxKzDJbfU=; b=T9thAhIRvlPY9aByY4quMveX2dhXFRj2EjI9k4i0NS/sOZ91HoVcMMygQcUErPErrI3MhU H8pUCNXBOHJapQGMXIqpT4JR7UCMyZ4n5SrZ3Zg03o6NRE4zgOvl+gtWxHVxbiYWb6dXhT 24FpSmH9UwU/0C9n9WJY+SiRQW5GG40= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-74-zG1JiLfzNZ-A0KACgxBMtg-1; Fri, 22 Nov 2024 06:02:42 -0500 X-MC-Unique: zG1JiLfzNZ-A0KACgxBMtg-1 X-Mimecast-MFC-AGG-ID: zG1JiLfzNZ-A0KACgxBMtg Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 25E9A1955BD2; Fri, 22 Nov 2024 11:02:41 +0000 (UTC) Received: from gerbillo.redhat.com (unknown [10.39.192.31]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id D8F8D19560A3; Fri, 22 Nov 2024 11:02:38 +0000 (UTC) From: Paolo Abeni To: netdev@vger.kernel.org Cc: Eric Dumazet , "David S. Miller" , Jakub Kicinski , Simon Horman , stefan.wiehler@nokia.com Subject: [PATCH net 0/3] net: fix mcast RCU splats Date: Fri, 22 Nov 2024 12:02:13 +0100 Message-ID: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 This series addresses the RCU splat triggered by the forwarding mroute tests. The first patch does not address any specific issue, but makes the following ones more clear. Patch 2 and 3 address the issue for ipv6 and ipv4 respectively. Paolo Abeni (3): ipmr: add debug check for mr table cleanup ip6mr: fix tables suspicious RCU usage ipmr: fix tables suspicious RCU usage net/ipv4/ipmr.c | 51 ++++++++++++++++++++++++++++++++++++------------ net/ipv6/ip6mr.c | 47 +++++++++++++++++++++++++++++++++----------- 2 files changed, 74 insertions(+), 24 deletions(-) -- 2.45.2