From owner-freebsd-bugs@freebsd.org Sat Mar 31 19:45:51 2018 Return-Path: Delivered-To: freebsd-bugs@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 B8058F7B1D3 for ; Sat, 31 Mar 2018 19:45:51 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 5491973759 for ; Sat, 31 Mar 2018 19:45:51 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 787D61FB33 for ; Sat, 31 Mar 2018 19:45:50 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id w2VJjosf042226 for ; Sat, 31 Mar 2018 19:45:50 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w2VJjovN042225 for freebsd-bugs@FreeBSD.org; Sat, 31 Mar 2018 19:45:50 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: freebsd-bugs@FreeBSD.org Subject: [Bug 227116] CURRENT doesn't boot with integer divide fault in uma_startup_count Date: Sat, 31 Mar 2018 19:45:49 +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: regression X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: daniel@octaforge.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: attachments.created 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: 2.1.25 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 31 Mar 2018 19:45:51 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D227116 --- Comment #21 from Daniel Kolesa --- Created attachment 192015 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D192015&action= =3Dedit different panic after patch I rebuilt the kernel once again with my patch this time (the updated condit= ion, see comment above). It didn't panic there, but it did panic in another place. Backtrace attache= d. Here's relevant kgdb listing: 0xffffffff80e3f015 is in keg_ctor (/usr/src/sys/vm/uma_core.c:1294). 1289 shsize =3D 0; 1290 else=20 1291 shsize =3D sizeof(struct uma_slab); 1292=20=20=20=20 1293 keg->uk_ipers =3D (slabsize - shsize) / rsize; 1294 KASSERT(keg->uk_ipers > 0 && keg->uk_ipers <=3D SLAB_SETSIZ= E, 1295 ("%s: keg->uk_ipers %u", __func__, keg->uk_ipers)); 1296=20=20=20=20 1297 memused =3D keg->uk_ipers * rsize + shsize; 1298 wastedspace =3D slabsize - memused; Looks like the assertion is failing this time. --=20 You are receiving this mail because: You are the assignee for the bug.=