From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268592AbUILKcZ (ORCPT ); Sun, 12 Sep 2004 06:32:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268633AbUILKcZ (ORCPT ); Sun, 12 Sep 2004 06:32:25 -0400 Received: from grendel.digitalservice.pl ([217.67.200.140]:9619 "HELO mail.digitalservice.pl") by vger.kernel.org with SMTP id S268592AbUILKcQ (ORCPT ); Sun, 12 Sep 2004 06:32:16 -0400 From: "Rafael J. Wysocki" To: Pavel Machek Subject: swsusp (2.6.9-rc1-mm4 + bigdiff): Unable to handle kernel paging request Date: Sun, 12 Sep 2004 12:32:48 +0200 User-Agent: KMail/1.6.2 Cc: Andi Kleen , Andrew Morton , kernel list , Patrick Mochel References: <20040909154219.GB11742@atrey.karlin.mff.cuni.cz> <200409112122.24194.rjw@sisk.pl> <200409112359.43265.rjw@sisk.pl> In-Reply-To: <200409112359.43265.rjw@sisk.pl> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-2" Content-Transfer-Encoding: 7bit Message-Id: <200409121232.48759.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Saturday 11 of September 2004 23:59, Rafael J. Wysocki wrote: > On Saturday 11 of September 2004 21:22, Rafael J. Wysocki wrote: > > On Saturday 11 of September 2004 11:50, Rafael J. Wysocki wrote: [- snip -] > After issuing "echo 4 > /proc/acpi/sleep" I get things similar to this: Here goes a similar trace of that sort: Stopping tasks: ====================================================================| Freeing memory... done (97366 pages freed) PM: Attempting to suspend to disk. PM: snapshotting memory. swsusp: critical section: [nosave pfn 0x5ef]swsusp: Need to copy 26830 pages suspend: (pages needed: 26830 + 512 free: 104049) [nosave pfn 0x5ef]swsusp: critical section/: done (27086 pages copied) Unable to handle kernel paging request at ffffffff93d9fdff RIP: {syscall_init+1} PML4 103027 PGD 105027 PMD 0 Oops: 0002 [1] CPU 0 Modules linked in: usbserial parport_pc lp parport joydev sg sd_mod sr_mod scsi_mod ohci1394 yenta_socket ieee1394 pcmcia_core cpufreq_ud Pid: 17970, comm: bash Not tainted 2.6.9-rc1-mm4 RIP: 0010:[] {syscall_init+1} RSP: 0000:000001000a089e40 EFLAGS: 00010402 RAX: 0000000000000089 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 000001000a089e68 RDI: ffffffff804741d0 RBP: ffffffff80487140 R08: 0000000000000000 R09: 0000000000000004 R10: 00000000ffffffff R11: 0000000000000000 R12: 0000000000000003 R13: 0000000000000002 R14: 0000002a955a5000 R15: 0000000000000000 FS: 0000002a95d330a0(0000) GS:ffffffff805c16c0(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffff93d9fdff CR3: 0000000000101000 CR4: 00000000000006e0 Process bash (pid: 17970, threadinfo 000001000a088000, task 0000010016f7aa10) Stack: ffffffff801211d9 0000000000000002 ffffffff80487140 8000895b7e402080 00000000ffffffff ffffffff8053de00 ffffffff80121448 0000000000000000 ffffffff80161033 0000000000000002 Call Trace:{fix_processor_context+137} {__restore_processor_state+120} {swsusp_suspend+19} {pm_suspend_disk+100} {enter_state+70} {acpi_system_write_sleep+107} {vfs_write+228} {sys_write+83} {system_call+126} Code: d9 93 ff fd d9 93 ff fe da 93 ff fd da 91 ff fc d9 90 ff fd RIP {syscall_init+1} RSP <000001000a089e40> CR2: ffffffff93d9fdff It is easily reproducible. It suffices to run X with KDE and some apps with it and try "echo 4 > /proc/acpi/sleep" to get one of those (100% of the time or so). Greets, RJW -- - Would you tell me, please, which way I ought to go from here? - That depends a good deal on where you want to get to. -- Lewis Carroll "Alice's Adventures in Wonderland"