From owner-freebsd-current@freebsd.org Sat May 18 12:35:12 2019 Return-Path: Delivered-To: freebsd-current@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 CFC3615B18D1 for ; Sat, 18 May 2019 12:35:12 +0000 (UTC) (envelope-from david@catwhisker.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 4DF8277E1A for ; Sat, 18 May 2019 12:35:12 +0000 (UTC) (envelope-from david@catwhisker.org) Received: by mailman.ysv.freebsd.org (Postfix) id 03DB315B18CE; Sat, 18 May 2019 12:35:12 +0000 (UTC) Delivered-To: current@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 B8F9815B18CD for ; Sat, 18 May 2019 12:35:11 +0000 (UTC) (envelope-from david@catwhisker.org) Received: from mx.catwhisker.org (mx.catwhisker.org [198.144.209.73]) (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 EA15377E18 for ; Sat, 18 May 2019 12:35:09 +0000 (UTC) (envelope-from david@catwhisker.org) Received: from albert.catwhisker.org (localhost [127.0.0.1]) by albert.catwhisker.org (8.15.2/8.15.2) with ESMTP id x4ICZ6WM096655 for ; Sat, 18 May 2019 12:35:06 GMT (envelope-from david@albert.catwhisker.org) Received: (from david@localhost) by albert.catwhisker.org (8.15.2/8.15.2/Submit) id x4ICZ6WB096654 for current@freebsd.org; Sat, 18 May 2019 05:35:06 -0700 (PDT) (envelope-from david) Date: Sat, 18 May 2019 05:35:06 -0700 From: David Wolfskill To: current@freebsd.org Subject: Panic after update from r347896 to r347950: panic: insanity vmem 0xffffffff81d7c840 Message-ID: <20190518123506.GX79998@albert.catwhisker.org> Reply-To: current@freebsd.org Mail-Followup-To: current@freebsd.org MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="00Xftji29zlN/ZGB" Content-Disposition: inline User-Agent: Mutt/1.11.4 (2019-03-13) X-Rspamd-Queue-Id: EA15377E18 X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; spf=pass (mx1.freebsd.org: domain of david@catwhisker.org designates 198.144.209.73 as permitted sender) smtp.mailfrom=david@catwhisker.org X-Spamd-Result: default: False [-3.97 / 15.00]; HAS_REPLYTO(0.00)[current@freebsd.org]; R_SPF_ALLOW(-0.20)[+ip4:198.144.209.73]; TO_DN_NONE(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; MX_GOOD(-0.01)[cached: mx.catwhisker.org]; NEURAL_HAM_SHORT(-1.00)[-0.998,0]; SIGNED_PGP(-2.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+,1:+]; ASN(0.00)[asn:7961, ipnet:198.144.192.0/19, country:US]; RCVD_TLS_LAST(0.00)[]; REPLYTO_EQ_TO_ADDR(5.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; PREVIOUSLY_DELIVERED(0.00)[current@freebsd.org]; DMARC_NA(0.00)[catwhisker.org]; RCPT_COUNT_ONE(0.00)[1]; IP_SCORE(-3.56)[ip: (-9.45), ipnet: 198.144.192.0/19(-4.61), asn: 7961(-3.69), country: US(-0.06)]; RCVD_IN_DNSWL_NONE(0.00)[73.209.144.198.list.dnswl.org : 127.0.10.0] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 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: Sat, 18 May 2019 12:35:13 -0000 --00Xftji29zlN/ZGB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable This was fairly late in the transition from single- to multi-user mode: the NICs had been probed; em0 was determined (correctly) to have no link, but the wireless NIC (wlan0) hadn't associated to the AP yet. I have placed copies of the dump and a couple of screenshots in http://www.catwhisker.org/~david/FreeBSD/head/r347950/ Just before the panic message, there's: =2E....overwrapped tags 0xffffffff81d7cc70: 0 0, 5(cursor) 0xfffff800040086c8: fffffe0c1052c000 8000000, 3(free) and then we get to: panic: insanity vmem 0xffffffff81d7c840 Unread portion of the kernel message buffer: __curthread () at /usr/src/sys/amd64/include/pcpu.h:246 246 __asm("movq %%gs:%P1,%0" : "=3Dr" (td) : "n" (OFFSETOF_CURT= HREAD)); (kgdb) #0 __curthread () at /usr/src/sys/amd64/include/pcpu.h:246 #1 doadump (textdump=3D0) at /usr/src/sys/kern/kern_shutdown.c:383 #2 0xffffffff8049884b in db_dump (dummy=3D,=20 dummy2=3D, dummy3=3D, dummy4=3D) at /usr/src/sys/ddb/db_command.c:574 #3 0xffffffff80498619 in db_command (last_cmdp=3D,=20 cmd_table=3D, dopager=3D1) at /usr/src/sys/ddb/db_comman= d.c:481 #4 0xffffffff80498394 in db_command_loop () at /usr/src/sys/ddb/db_command.c:534 #5 0xffffffff8049b53f in db_trap (type=3D, code=3D) at /usr/src/sys/ddb/db_main.c:252 #6 0xffffffff80bc9acc in kdb_trap (type=3D3, code=3D0, tf=3D) at /usr/src/sys/kern/subr_kdb.c:692 #7 0xffffffff80fde7d1 in trap (frame=3D0xfffffe0c185ab810) at /usr/src/sys/amd64/amd64/trap.c:619 #8 #9 kdb_enter (why=3D0xffffffff81252ef5 "panic", msg=3D) at /usr/src/sys/kern/subr_kdb.c:479 #10 0xffffffff80b80c5a in vpanic (fmt=3D, ap=3D) at /usr/src/sys/kern/kern_shutdown.c:885 #11 0xffffffff80b809d3 in panic ( fmt=3D0xffffffff81c75d38 "\226\216!\201\377\377\377\377") at /usr/src/sys/kern/kern_shutdown.c:823 #12 0xffffffff80be7fd3 in vmem_check ( vm=3D0xffffffff81d7c840 ) at /usr/src/sys/kern/subr_vmem.c:1766 #13 vmem_periodic (unused=3D, pending=3D) at /usr/src/sys/kern/subr_vmem.c:768 #14 0xffffffff80bdcd8c in taskqueue_run_locked (queue=3D0xfffff80009e33500) at /usr/src/sys/kern/subr_taskqueue.c:467 #15 0xffffffff80bddd08 in taskqueue_thread_loop (arg=3D) at /usr/src/sys/kern/subr_taskqueue.c:773 #16 0xffffffff80b40044 in fork_exit ( callout=3D0xffffffff80bddc80 ,=20 arg=3D0xffffffff81e95000 , frame=3D0xfffffe0c185abac0) at /usr/src/sys/kern/kern_fork.c:1058 #17 (kgdb)=20 [that last copy/pasted from core.txt.1]. I noticed nothing peculiar while (briefly) running r347896 (built yesterday evening & smoke-tested: booted to multi-user mode; wlan0 associated to the expected AP at the time; X11 (xdm) came up, and I was able to login, ssh to home -- the usual stuff). The above link should be functional (but slow -- residential ADSL); it has: albert(11.3-P)[8] ls -lT total 42849 -rw-r--r-- 1 david wheel 301534 May 18 05:18:26 2019 console_0.jpg -rw-r--r-- 1 david wheel 311923 May 18 05:18:26 2019 console_1.jpg -rw-r--r-- 1 david staff 156926 May 18 05:07:13 2019 core.txt.1 -rw-r--r-- 1 david staff 37080 May 18 05:07:13 2019 core.txt.1.gz -rw-r--r-- 1 david staff 56590336 May 18 05:23:15 2019 vmcore.1.gz albert(11.3-P)[9]=20 Peace, david --=20 David H. Wolfskill david@catwhisker.org One wonders just who benefits from Trump's trade war with China. See http://www.catwhisker.org/~david/publickey.gpg for my public key. --00Xftji29zlN/ZGB Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQGTBAEBCgB9FiEE4owz2QxMJyaxAefyQLJg+bY2PckFAlzf+/pfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEUy OEMzM0Q5MEM0QzI3MjZCMTAxRTdGMjQwQjI2MEY5QjYzNjNEQzkACgkQQLJg+bY2 PckxTQf+N8gWDxcB53SMJhubhQlj+7dvDhxN7ucBMpGjTZqnd9LEjJmCRrbmBYtu KiHQEAZkydGB8Uk3rXeRTHxwlqN+yqHKvTrBpHmtwq5EArKBWiyX6scQQR+wY+Mf 9ZC8SezGT3lDbW+OF8eNbt6kIa4uypEJ7/c3wqU8LWdhOBwJFhqm7kfX+a7iXbOG II5tucqGY1sPx+gsq+iB1jrHBAGxfD3HHGi8S1EJv17ET+8jhnzDprtj7VDZE63w Uzq/oNe1rT7VXXpGyWniG9Jbl0cJGQBYfOyDmlGaH5b/vnPE/aVURS/+IwIaQDMA srb556TYkjtmMvnhUV091tcExwx9rg== =lURI -----END PGP SIGNATURE----- --00Xftji29zlN/ZGB--