From owner-freebsd-net@freebsd.org Wed Jan 23 23:19:02 2019 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id BCC6414B534E for ; Wed, 23 Jan 2019 23:19:02 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 560308FC6B for ; Wed, 23 Jan 2019 23:19:02 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 15E6614B534D; Wed, 23 Jan 2019 23:19:02 +0000 (UTC) Delivered-To: net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id E5C9014B534C for ; Wed, 23 Jan 2019 23:19:01 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 77CD38FC66 for ; Wed, 23 Jan 2019 23:19:01 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 9DE8F80C3 for ; Wed, 23 Jan 2019 23:19:00 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id x0NNJ0ep092199 for ; Wed, 23 Jan 2019 23:19:00 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x0NNJ0ck092198 for net@FreeBSD.org; Wed, 23 Jan 2019 23:19:00 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: net@FreeBSD.org Subject: [Bug 235097] ci runs panic with use-after-free when running sys/netpfil/pf/nat tests Date: Wed, 23 Jan 2019 23:19:00 +0000 X-Bugzilla-Reason: AssignedTo 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 Some People X-Bugzilla-Who: kp@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: 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 MIME-Version: 1.0 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Jan 2019 23:19:03 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D235097 --- Comment #6 from Kristof Provost --- I'm running into a different panic trying to reproduce this one: Fatal trap 9: general protection fault while in kernel mode cpuid =3D 4; apic id =3D 04 instruction pointer =3D 0x20:0xffffffff80d07e9a stack pointer =3D 0x28:0xfffffe0074beb6a0 frame pointer =3D 0x28:0xfffffe0074beb770 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 0 (config_0) trap number =3D 9 panic: general protection fault cpuid =3D 4 time =3D 1548285422 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0074beb= 3b0 vpanic() at vpanic+0x1b4/frame 0xfffffe0074beb410 panic() at panic+0x43/frame 0xfffffe0074beb470 trap_fatal() at trap_fatal+0x369/frame 0xfffffe0074beb4c0 trap() at trap+0x6c/frame 0xfffffe0074beb5d0 calltrap() at calltrap+0x8/frame 0xfffffe0074beb5d0 --- trap 0x9, rip =3D 0xffffffff80d07e9a, rsp =3D 0xfffffe0074beb6a0, rbp = =3D 0xfffffe0074beb770 --- rtsock_msg_mbuf() at rtsock_msg_mbuf+0xda/frame 0xfffffe0074beb770 rt_newmaddrmsg() at rt_newmaddrmsg+0x108/frame 0xfffffe0074beb820 if_delmulti_locked() at if_delmulti_locked+0x74/frame 0xfffffe0074beb860 if_delmulti_ifma_flags() at if_delmulti_ifma_flags+0x5f/frame 0xfffffe0074beb890 in6m_release_task() at in6m_release_task+0x30e/frame 0xfffffe0074beb8f0 gtaskqueue_run_locked() at gtaskqueue_run_locked+0xf9/frame 0xfffffe0074beb= 940 gtaskqueue_thread_loop() at gtaskqueue_thread_loop+0x88/frame 0xfffffe0074beb970 fork_exit() at fork_exit+0x84/frame 0xfffffe0074beb9b0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0074beb9b0 --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 --- KDB: enter: panic I thought that might have been fixed by mark's r 343363 fix for 234296, but that doesn't appear to be the case. --=20 You are receiving this mail because: You are the assignee for the bug.=