From nobody Fri Jan 26 19:09:31 2024 X-Original-To: bugs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4TM6gv6bBQz58g8j for ; Fri, 26 Jan 2024 19:09:31 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4TM6gv4d8Lz45Kl for ; Fri, 26 Jan 2024 19:09:31 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1706296171; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; 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Fri, 26 Jan 2024 19:09:31 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 40QJ9V03065571 for ; Fri, 26 Jan 2024 19:09:31 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 40QJ9Vv6065570 for bugs@FreeBSD.org; Fri, 26 Jan 2024 19:09:31 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 276414] rtnetlink: destroying an interface generates spurious RTM_NEWLINKs Date: Fri, 26 Jan 2024 19:09:31 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: markj@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: melifaro@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D276414 Mark Johnston changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |markj@FreeBSD.org --- Comment #2 from Mark Johnston --- A dtrace script which gives some info about where the notifications are com= ing from: dtrace -n 'fbt::rtnl_handle_ifevent:entry /args[1] =3D=3D 16/{stack();}' When I destroy a wg interface, I get: 8 22603 rtnl_handle_ifevent:entry=20 kernel`do_link_state_change+0x44 kernel`taskqueue_run_locked+0x182 kernel`taskqueue_run+0x68 kernel`ithread_loop+0x257 kernel`fork_exit+0x7f kernel`0xffffffff80fff13e 8 22603 rtnl_handle_ifevent:entry=20 kernel`do_link_state_change+0x1e7 kernel`taskqueue_run_locked+0x182 kernel`taskqueue_run+0x68 kernel`ithread_loop+0x257 kernel`fork_exit+0x7f kernel`0xffffffff80fff13e 4 22603 rtnl_handle_ifevent:entry=20 kernel`if_detach_internal+0x138 kernel`if_detach+0x59 0xffffffff843e59cb kernel`if_clone_destroy+0x91 kernel`ifioctl+0x899 kernel`kern_ioctl+0x255 kernel`sys_ioctl+0x114 kernel`amd64_syscall+0x109 kernel`0xffffffff80ffe9eb These are triggered by if_link_state_change(LINK_STATE_DOWN) calls in the wireguard code, of which there are several... perhaps some are redundant? --=20 You are receiving this mail because: You are on the CC list for the bug.=