From owner-freebsd-current@freebsd.org Wed Mar 21 12:27:13 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 05C03F63E06 for ; Wed, 21 Mar 2018 12:27:13 +0000 (UTC) (envelope-from bogorodskiy@gmail.com) 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 87F336CA69 for ; Wed, 21 Mar 2018 12:27:12 +0000 (UTC) (envelope-from bogorodskiy@gmail.com) Received: by mailman.ysv.freebsd.org (Postfix) id 45DFBF63E03; Wed, 21 Mar 2018 12:27:12 +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 238A6F63E02 for ; Wed, 21 Mar 2018 12:27:12 +0000 (UTC) (envelope-from bogorodskiy@gmail.com) Received: from mail-lf0-x236.google.com (mail-lf0-x236.google.com [IPv6:2a00:1450:4010:c07::236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 94EC46CA66; Wed, 21 Mar 2018 12:27:11 +0000 (UTC) (envelope-from bogorodskiy@gmail.com) Received: by mail-lf0-x236.google.com with SMTP id e5-v6so7555212lfb.7; Wed, 21 Mar 2018 05:27:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=pfWFTyhCTrQpZ7tuVydCqBJm3B4yOqW00FjWkkHl1EQ=; b=Iz2ARbF2B6QdhJ/JQhMROB9STT9SJA1RTp0QhY/ntkJRtxBK19fLjVFsvpfhqlxqHR FivuWEhDRhqROO08358x6Pt1kwglle1SgQyEgZ3Uz1x0Ro/drPuWAXmQppTHw8fZvRVN B8Lq7ajKBfTU4H0a4yZtnJNli/t6ShxxhwuEK0gedKJPiHjFmbC3XYsaQ/k8HPzJsP1I T19i8wniSXJXAqZUsg0vTBAoL8+IyUF39u+czSkLdAJYTZTQDHwxVd+4/PwParHD8wRg UpG4bQbhdCwx4qCZYrAxB/IEEk33rSsFgOUXTWNz9w3kQ0PzQnSp67QD5q9KFiecHIGt hs4w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=pfWFTyhCTrQpZ7tuVydCqBJm3B4yOqW00FjWkkHl1EQ=; b=cB0lpJ/nr34WtZPuDc2LwFyZbH+jqcQEH8FkPJlgv7Wm0ZV0wrCNPWPg3ENCecUVHc 61msJAf0wD0DlB92bRJJOXX+A2qU9i3koXcqXLs3ISTJ4YrlnY0urmHV51LJjG560QNS OJAp6ptc+drSUTGWaWaW5B/BxBla7MhxEuF67xPZXGX6Sc/nwDprDN3Y1CJPMK6AEaZ6 QZ/TbkE3EmD2zflj8yGn2CzjKsPnap9tnxRqHQM28Fdi/7HucMh4d5jjG4fg1SJIsIM4 V5kSRXyP6VFH0lbbPQj8rlsO9+BE+75lYaRJZCTyw/ZqsEZJYfv1lJWBUR+z8iTtxmeA zVzw== X-Gm-Message-State: AElRT7FJNue867HG5RsXa0+hzgc04GvOeXqnN71CZLzfh83e3NlYePhF /CXidX3qjPBdUExPZN7kg9CSpg== X-Google-Smtp-Source: AG47ELuZMzWC8B6cZ2mGowV/UurVz5V1v7uLuqlSoSmFM8hq69rAjzb6sx9Bfl4yBT6c2Kuer1mU2A== X-Received: by 2002:a19:9e95:: with SMTP id h143-v6mr14429980lfe.129.1521635229994; Wed, 21 Mar 2018 05:27:09 -0700 (PDT) Received: from kloomba ([95.104.130.87]) by smtp.gmail.com with ESMTPSA id 31-v6sm1010166lfs.57.2018.03.21.05.27.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 21 Mar 2018 05:27:09 -0700 (PDT) Sender: Roman Bogorodskiy Date: Wed, 21 Mar 2018 16:26:57 +0400 From: Roman Bogorodskiy To: David Wolfskill , current@freebsd.org Cc: imp@FreeBSD.org Subject: Re: "panic: Unholding 5 with cnt = 0" head/amd64 @r331290 Message-ID: <20180321122656.GA40816@kloomba> References: <20180321120942.GV1233@albert.catwhisker.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="M9NhX3UHpAaciwkO" Content-Disposition: inline In-Reply-To: <20180321120942.GV1233@albert.catwhisker.org> 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 12:27:13 -0000 --M9NhX3UHpAaciwkO Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable David Wolfskill wrote: > This is on my build machine, running a GENERIC kernel. (Laptop is still > building lib32 shim libraries as I type). >=20 > Here's a copy/paste from the serial console: >=20 > 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 0xfffffe00004= 913c0 > 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 >=20 >=20 > Anything I can/should do to poke at it before trying to capture a dump? Looks like it's related to: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D226510#c18 > Peace, > david > --=20 > David H. Wolfskill david@catwhisker.org > An investigator who doesn't make a perp nervous isn't doing his job. >=20 > See http://www.catwhisker.org/~david/publickey.gpg for my public key. Roman Bogorodskiy --M9NhX3UHpAaciwkO Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEcBAEBAgAGBQJask+QAAoJEMltX/4IwiJqN7EIALGUQqNr8+TO42m7HrrpcJfs 6wQuUddeH1Qnf/yGgc00B9+7sbd7JY0hoFzdbI3HH8gtzGGdfRRjgowYfXvt8GfW 5IOhO6SHQFI9TZMu3xDSF+xjjb7eGDpiMeZPl5zqEpF/reUBAToEyW0yzOD4O7/H ysNMfbREfsrTdCl9nvA+iLPMNBdNZHbMBlU5UEg2eB+h6QcwtaeWR5qNGp5eeeg2 BUISLDjUBIShBE0sj8BwE/BXVkf3HYa07lrtQwKo7Lt+iXukQvnUQzk3kjTYN74x eC4xZG5Mx6eGb1KY++c0O8boOjgW4VTDbiFtHD0EJofxeZL1YxoXiTAaGQNGRFU= =AJV5 -----END PGP SIGNATURE----- --M9NhX3UHpAaciwkO--