From owner-freebsd-current@freebsd.org Wed Mar 21 12:09:53 2018 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 8DEBDF62AC7 for ; Wed, 21 Mar 2018 12:09:53 +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 285C26BEFE for ; Wed, 21 Mar 2018 12:09:53 +0000 (UTC) (envelope-from david@catwhisker.org) Received: by mailman.ysv.freebsd.org (Postfix) id D6AB0F62ABF; Wed, 21 Mar 2018 12:09:52 +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 C40F4F62ABE for ; Wed, 21 Mar 2018 12:09:52 +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 1258C6BEFD for ; Wed, 21 Mar 2018 12:09:51 +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 w2LC9gmn045161 for ; Wed, 21 Mar 2018 12:09:42 GMT (envelope-from david@albert.catwhisker.org) Received: (from david@localhost) by albert.catwhisker.org (8.15.2/8.15.2/Submit) id w2LC9gYM045160 for current@freebsd.org; Wed, 21 Mar 2018 05:09:42 -0700 (PDT) (envelope-from david) Date: Wed, 21 Mar 2018 05:09:42 -0700 From: David Wolfskill To: current@freebsd.org Subject: "panic: Unholding 5 with cnt = 0" head/amd64 @r331290 Message-ID: <20180321120942.GV1233@albert.catwhisker.org> Mail-Followup-To: David Wolfskill , current@freebsd.org MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="sIvENLKIDbNLrB32" Content-Disposition: inline User-Agent: Mutt/1.9.4 (2018-02-28) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.25 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: Wed, 21 Mar 2018 12:09:53 -0000 --sIvENLKIDbNLrB32 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable This is on my build machine, running a GENERIC kernel. (Laptop is still building lib32 shim libraries as I type). Here's a copy/paste from the serial console: da3: Attempt to query device size failed: NOT READY, Medium not present da3: quirks=3D0x2 da3: Delete methods: GEOM: new disk da1 GEOM: new disk da2 GEOM: new disk da3 (da1:umass-sim0:0:0:1): PREVENT ALLOW MEDIUM REMOVAL not supported. ugen0.4: at usbus0 (dpanic: Unholding 5 with cnt =3D 0 cpuid =3D 3 time =3D 1521633742 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0000491= 3c0 vpanic() at vpanic+0x18d/frame 0xfffffe0000491420 panic() at panic+0x43/frame 0xfffffe0000491480 dadone() at dadone+0x1cc9/frame 0xfffffe00004919e0 xpt_done_process() at xpt_done_process+0x390/frame 0xfffffe0000491a20 xpt_done_td() at xpt_done_td+0xf6/frame 0xfffffe0000491a70 fork_exit() at fork_exit+0x84/frame 0xfffffe0000491ab0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0000491ab0 --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 --- KDB: enter: panic [ thread pid 15 tid 100065 ] Stopped at kdb_enter+0x3b: movq $0,kdb_why db>=20 Anything I can/should do to poke at it before trying to capture a dump? Peace, david --=20 David H. Wolfskill david@catwhisker.org An investigator who doesn't make a perp nervous isn't doing his job. See http://www.catwhisker.org/~david/publickey.gpg for my public key. --sIvENLKIDbNLrB32 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQGSBAEBCgB9FiEEzLfO+ReoAfQwZNd7FTnMQKBJ7hcFAlqyS4ZfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEND QjdDRUY5MTdBODAxRjQzMDY0RDc3QjE1MzlDQzQwQTA0OUVFMTcACgkQFTnMQKBJ 7hfJFgf3dA0CxOq0PIt3drB3zAMuYgaF3v6D4WRS5alNZ1Lk9ZF9WCfsRPhuRnd+ /WN7dyOdOcb/xaFhbrFK39MfQUwUvkAxiWM08NRKqEfUdeHnT6ti5XkeGu5TOk5m trD4zXRWeV+drKEBbo6c4XE0TZD1o/4nX5/8B1gLCaY9Z0RqzCy73uvf/nvFkl0E d+kFSRsbou+yTxQ9c/N+fWGl4nUfNp5vSS06gpLZFNTagaSKF+wKXzygyzZZ4Dw6 342A7vguQ5anmreop2SZ+C0RvoBfVUYmtVK2hAWOYHIdyWTK7lKIpnNGewI/cdGf aF3uL8xgThGUClj8qElyBpRnHVdv =GjV5 -----END PGP SIGNATURE----- --sIvENLKIDbNLrB32--