From owner-freebsd-current@freebsd.org Fri Jun 17 01:03:55 2016 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A0334A446F6; Fri, 17 Jun 2016 01:03:55 +0000 (UTC) (envelope-from feld@FreeBSD.org) Received: from out3-smtp.messagingengine.com (out3-smtp.messagingengine.com [66.111.4.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 7DA8B26A6; Fri, 17 Jun 2016 01:03:55 +0000 (UTC) (envelope-from feld@FreeBSD.org) Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id 3DCE1208C7; Thu, 16 Jun 2016 21:03:54 -0400 (EDT) Received: from web3 ([10.202.2.213]) by compute6.internal (MEProxy); Thu, 16 Jun 2016 21:03:54 -0400 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=content-transfer-encoding:content-type :date:from:message-id:mime-version:subject:to:x-sasl-enc :x-sasl-enc; s=smtpout; bh=uKDZMREEu58bWm2V7HIay96VcSM=; b=A5LOR Q/+ekZZ6AU7ABnwbBe0xnHBz64fxPD3qrm4kMx6LIQ/SIXAew2KCO7kVwlOfRNV1 RxzTMs2hJoh7gmr2EtmAbo0w7BchIiLjQf+IPqzBU7VrCNstEpQ6uSAZUtCCR7f7 n6weXOToqnIK/yU9Ub3Rz4zNRdgY/Sdzc36AWE= Received: by mailuser.nyi.internal (Postfix, from userid 99) id 0E00F16624; Thu, 16 Jun 2016 21:03:54 -0400 (EDT) Message-Id: <1466125434.1167831.640215001.594DC233@webmail.messagingengine.com> X-Sasl-Enc: b5Y2BeezsPJxaJcmiwR4+8RS6AbPCVvtAfxmkWlLZqP0 1466125434 From: Mark Felder To: freebsd-current@freebsd.org, freebsd-ipfw@freebsd.org MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain X-Mailer: MessagingEngine.com Webmail Interface - ajax-127413e6 Subject: ALPHA3 panic with ipfw+dummynet and gif/gre tunnels Date: Thu, 16 Jun 2016 20:03:54 -0500 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 Jun 2016 01:03:55 -0000 Hello, I can pretty reliably panic CURRENT by creating/destroying gif and gre interfaces used for IPv6 tunnels. I'm uploading the dump, kernel.debug, and kernel in a tarball here: https://feld.me/freebsd/crash/r301929.tgz It's still uploading so you might end up with an incomplete download if you fetch it now. Here's the sha256 of it: 1e9fddad1da3bac2b11c51a18c7dad48eb9259acf844f35f5eb40630ca84de64 r301929.tgz Here's the backtrace: (kgdb) bt #0 doadump (textdump=0) at pcpu.h:221 #1 0xffffffff80391fab in db_dump (dummy=, dummy2=false, dummy3=0, dummy4=0x0) at /usr/src/sys/ddb/db_command.c:533 #2 0xffffffff80391da9 in db_command (cmd_table=) at /usr/src/sys/ddb/db_command.c:440 #3 0xffffffff80391b04 in db_command_loop () at /usr/src/sys/ddb/db_command.c:493 #4 0xffffffff80394a3b in db_trap (type=, code=) at /usr/src/sys/ddb/db_main.c:251 #5 0xffffffff80a88913 in kdb_trap (type=, code=, tf=) at /usr/src/sys/kern/subr_kdb.c:654 #6 0xffffffff80eb8331 in trap_fatal (frame=0xfffffe0122831770, eva=26) at /usr/src/sys/amd64/amd64/trap.c:836 #7 0xffffffff80eb857d in trap_pfault (frame=0xfffffe0122831770, usermode=0) at /usr/src/sys/amd64/amd64/trap.c:691 #8 0xffffffff80eb7a64 in trap (frame=0xfffffe0122831770) at /usr/src/sys/amd64/amd64/trap.c:442 #9 0xffffffff80e97f91 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:236 #10 0xffffffff80c57ebc in ip6_output (m0=, opt=, ro=, flags=, im6o=0x0, ifpp=0x0, inp=) at /usr/src/sys/netinet6/ip6_output.c:1060 #11 0xffffffff82661fd2 in dummynet_send (m=) at /usr/src/sys/modules/dummynet/../../netpfil/ipfw/ip_dn_io.c:800 #12 0xffffffff82661890 in dummynet_task (context=, pending=) at /usr/src/sys/modules/dummynet/../../netpfil/ipfw/ip_dn_io.c:746 #13 0xffffffff80a9a1ac in taskqueue_run_locked (queue=) at /usr/src/sys/kern/subr_taskqueue.c:465 #14 0xffffffff80a9acf8 in taskqueue_thread_loop (arg=) at /usr/src/sys/kern/subr_taskqueue.c:719 #15 0xffffffff80a0b3e4 in fork_exit (callout=0xffffffff80a9ac70 , arg=0xffffffff8266c8a8, frame=0xfffffe0122831c00) at /usr/src/sys/kern/kern_fork.c:1038 #16 0xffffffff80e984ce in fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:611 #17 0x0000000000000000 in ?? () Current language: auto; currently minimal -- Mark Felder ports-secteam member feld@FreeBSD.org