From owner-freebsd-bugs@freebsd.org Wed Nov 27 13:21:32 2019 Return-Path: Delivered-To: freebsd-bugs@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 F00711AC00D for ; Wed, 27 Nov 2019 13:21:32 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 47NLyN681Pz44dJ for ; Wed, 27 Nov 2019 13:21:32 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id D2D7E1AC00C; Wed, 27 Nov 2019 13:21:32 +0000 (UTC) Delivered-To: bugs@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 D29EC1AC00B for ; Wed, 27 Nov 2019 13:21:32 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 47NLyN5GfSz44dH for ; Wed, 27 Nov 2019 13:21:32 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 98539DF7F for ; Wed, 27 Nov 2019 13:21:32 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id xARDLWr3092978 for ; Wed, 27 Nov 2019 13:21:32 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id xARDLWId092956 for bugs@FreeBSD.org; Wed, 27 Nov 2019 13:21:32 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 241639] Fatal trap 12: page fault ... current process = 0 (vmbusdev) when using mlx4en Date: Wed, 27 Nov 2019 13:21:32 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: panic X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: hselasky@FreeBSD.org X-Bugzilla-Status: In Progress X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 27 Nov 2019 13:21:33 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D241639 --- Comment #34 from Hans Petter Selasky --- Hi, Can you try this patch and get those prints off the DMESG? Maybe some memory is not zero-initialized ... --HPS diff --git a/sys/kern/kern_linker.c b/sys/kern/kern_linker.c index 6dc21886066..89b575b0ab7 100644 --- a/sys/kern/kern_linker.c +++ b/sys/kern/kern_linker.c @@ -1066,6 +1066,9 @@ kern_kldload(struct thread *td, const char *file, int *fileid) if ((error =3D priv_check(td, PRIV_KLD_LOAD)) !=3D 0) return (error); + printf("TD_PROC=3D%p\n", td->td_proc); + printf("P_FD=3D%p\n", td->td_proc->p_fd); + /* * It is possible that kldloaded module will attach a new ifnet, * so vnet context must be set when this ocurs. --=20 You are receiving this mail because: You are the assignee for the bug.=