From owner-freebsd-current@freebsd.org Mon Feb 8 18:20:59 2021 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id C23A453C362; Mon, 8 Feb 2021 18:20:59 +0000 (UTC) (envelope-from manu@bidouilliste.com) Received: from mx.blih.net (mx.blih.net [212.83.155.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "mx.blih.net", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4DZDqH2KCTz4cbt; Mon, 8 Feb 2021 18:20:59 +0000 (UTC) (envelope-from manu@bidouilliste.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bidouilliste.com; s=mx; t=1612808451; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Kgsfz53sSaTOJSgv38JeJVUZKzOk3Uj0kh1lqCmfRwg=; b=EWNgc+JnqEGNSfBfdxJcSaedtm5GKR7XRJjlRDLYJzenkbcsZXPh5DCcVOVxKxEr+YYzu0 sdEIHoKYkOYQblHII76sKb08fVhoHSg7ubnRdrKwuut8UkYweuW88Ux930IRA+PHGDERrx +wi+N128bZlZBQ9gwCwHGdD524LE93U= Received: from skull.home.blih.net (lfbn-idf2-1-745-114.w86-247.abo.wanadoo.fr [86.247.192.114]) by mx.blih.net (OpenSMTPD) with ESMTPSA id 40cc3331 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO); Mon, 8 Feb 2021 18:20:51 +0000 (UTC) Date: Mon, 8 Feb 2021 19:20:51 +0100 From: Emmanuel Vadot To: Greg V Cc: Alastair Hogge , Steve Kargl , Andriy Gapon , freebsd-current@freebsd.org, freebsd-x11@freebsd.org Subject: Re: panic in drm or vt or deadlock on mutex or ... Message-Id: <20210208192051.fde7084c730e9bd8d43f70cd@bidouilliste.com> In-Reply-To: <0928OQ.XWU19W2YPKY51@unrelenting.technology> References: <20210203050828.GA21823@troutmask.apl.washington.edu> <4581b83f-e048-fb8b-edfe-44332d3dc460@FreeBSD.org> <20210203160324.GA23963@troutmask.apl.washington.edu> <20210204105029.5fc11bed5df0e4283f983fbf@bidouilliste.com> <36a5927f9992ec828a0fe1e9bf480ce3@riseup.net> <0928OQ.XWU19W2YPKY51@unrelenting.technology> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; amd64-portbld-freebsd14.0) Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: 4DZDqH2KCTz4cbt X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.34 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: Mon, 08 Feb 2021 18:20:59 -0000 On Mon, 08 Feb 2021 21:05:24 +0300 Greg V wrote: >=20 >=20 > On Mon, Feb 8, 2021 at 04:53, Alastair Hogge wrote: > > On 2021-02-04 17:50, Emmanuel Vadot wrote: > >=20 > > [...] > >=20 > >> Only happens with drm when you do what ? > >=20 > > Boot to multi-user; login (getty): > > $ doas kldload /boot/modules/amdgpu.ko > > $ sysctl > > [panic] > >=20 > > ..is a guaranteed way to panic my system. >=20 >=20 > https://github.com/freebsd/drm-kmod/issues/15 ?=20 > https://github.com/freebsd/drm-kmod/pull/37 ? Yeah I was about to link that. To my knowledge this should be fixed but maybe something else is needed for some different gpu. Alastair: Can you report a bug there : https://github.com/freebsd/drm-kmod/issues Cheers, --=20 Emmanuel Vadot