From owner-freebsd-ppc@freebsd.org Sat May 19 00:57:54 2018 Return-Path: Delivered-To: freebsd-ppc@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 B274DEE272B for ; Sat, 19 May 2018 00:57:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.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 49C6C725AD for ; Sat, 19 May 2018 00:57:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 03FCCEE2729; Sat, 19 May 2018 00:57:54 +0000 (UTC) Delivered-To: ppc@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 D587EEE2728 for ; Sat, 19 May 2018 00:57:53 +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 7175D725AC for ; Sat, 19 May 2018 00:57:53 +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 98EBF245FF for ; Sat, 19 May 2018 00:57:52 +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 w4J0vq0C018256 for ; Sat, 19 May 2018 00:57:52 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w4J0vqrj018253 for ppc@FreeBSD.org; Sat, 19 May 2018 00:57:52 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: ppc@FreeBSD.org Subject: [Bug 214598] head -r333594: dump from ddb unsuccessful on a powerpc64 PowerMac G5. . . Date: Sat, 19 May 2018 00:57:52 +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: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: marklmi26-fbsd@yahoo.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: ppc@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: short_desc 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-ppc@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 19 May 2018 00:57:54 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D214598 Mark Millard changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|head -r308247: dump from |head -r333594: dump from |ddb unsuccessful on a |ddb unsuccessful on a |powerpc64 PowerMac G5. . . |powerpc64 PowerMac G5. . . --- Comment #2 from Mark Millard --- A more modern version of head ( -r333594 ) gets the following backtrace (again hand typed from a screen shot and with leading zeros frequently omitted and the like): db> dump Dumping 11 MB (3 chunks) chunk 0: 12MB (2868 pages) ... ok chunk 1: 1MB (24 pages) ... ok chunk 2: 1MB (2 pages)KDB: reentering KDB: stack backtrace: 0xe7c930: at kdb_backtrace+0x68 0xe7ca40: at kdb_reenter+0x54 0xe7cab0: at trap+0x8f0 0xe7cbd0: at powerpc_interrupt+0x74 0xe7cc20: kernel DSI read trap @0xe000000000022ff8 by memcpy+0x148: srr1=3D0x9000000000001032 r1 =3D 0xe7ced0 cr =3D 0x40002224 xer =3D 0x20000000 ctr =3D 0x200 r2 =3D 0x11e4000 sr =3D 0x40000000 0xe7ced0: at 0xc00000006ab17fc 0xe7cf00: at bus_dmamap_load_ccb+0xb0 0xe7cf30: at bus_dmamap_load_sync+0xb0 0xe7cf80: at ata_dmaload+0x200 0xe7d010: at ata_begin_transaction+0x250 0xe7d0a0: at ataaction+0x4b8 0xe7d140: at xpt_run_devq+0x334 0xe7d210: at xpt_action_default+0x63c 0xe7d2c0: at ata_action+0x58 0xe7d300: at xpt_action+0x40 0xe7d330: at cam_periph_runccb+0xbc 0xe7d3c0: at adadump+0x27c 0xe7d580: at dump_write+0x110 0xe7d5f0: at _dump_append+0x34 0xe7d630: at dump_append+0x9c 0xe7d670: at dumpsys_cb_dumpdata+0x144 0xe7d750: at dumpsys_foreach_chunk+0x68 0xe7d7a0: at dumpsys_generic+0x2a0 0xe7d880: at doadump+0xc8 0xe7d8c0: at db_dump+0x38 0xe7d930: at db_command+0x13c 0xe7da60: at db_command_loop+0x9c 0xe7dae0: at db_trap+0xfc 0xe7dc50: at kdb_trap+0x1a8 0xe7dd10: at db_trap_glue+0x70 0xe7dd40: at dbtrap+0x134 0x0a3390: at kdb_enter+0x60 0x0a3410: at kdb_break+0x3c 0x0a3440: at scgetc+0x978 0x0a34f0: at sckdbevent+0x1ec 0x0a3580: at kdbmux_intr+0x8c 0x0a35c0: at kdbmux_kdb_intr+0x4c 0x0a35f0: at taskqueue_run_locked+0xb0 0x0a3690: at taskqueue_run+0x9c 0x0a36e0: at taskqueue_swi_giant_run+0x28 0x0a3710: at intr_event_execute_handlers+0x224 0x0a3790: at ithread_loop+0x138 0x0a3860: at fork_exit+0xb0 0x0a38f0: at fork_trampoline+0x18 0x0a3920: at -0x4 --=20 You are receiving this mail because: You are the assignee for the bug.=