From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933099AbZHEBai (ORCPT ); Tue, 4 Aug 2009 21:30:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933006AbZHEBai (ORCPT ); Tue, 4 Aug 2009 21:30:38 -0400 Received: from mail-gx0-f213.google.com ([209.85.217.213]:53040 "EHLO mail-gx0-f213.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933004AbZHEBag convert rfc822-to-8bit (ORCPT ); Tue, 4 Aug 2009 21:30:36 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; b=LhPUvXodHybnZbncMTNDl68Tp5JoTaShMeoGDqP1EEWcE0dAIgAWCB7RTRh6y5WRG2 CVHGs6M+CbDKa0eM0rcvle9iyjo9xJdWVzvSbtSUbuUsUQZOBQDnFRpLNn0Co305YN8e dA1fBF2g7OGnOJ939m/dHFVm6Tohd62GejckY= MIME-Version: 1.0 In-Reply-To: References: Date: Tue, 4 Aug 2009 18:30:36 -0700 X-Google-Sender-Auth: ef04101d43bcb996 Message-ID: <1f1b08da0908041830ybd718e6o2dde7eb05a48d590@mail.gmail.com> Subject: Re: [ANNOUNCE] 2.6.31-rc4-rt1 From: john stultz To: Thomas Gleixner Cc: LKML , rt-users , Ingo Molnar , Steven Rostedt , Peter Zijlstra , Carsten Emde , Clark Williams , Frank Rowand , Robin Gareus , Gregory Haskins , Philippe Reynes , Fernando Lopez-Lezcano , Will Schmidt , Darren Hart , Jan Blunck , Sven-Thorsten Dietrich , Jon Masters Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 29, 2009 at 5:48 PM, Thomas Gleixner wrote: > 2) I'm going on vacation for 10 days. Please send patches and > bugreports^Wsuccess stories to the mailinglist as usual. There are > folks looking out. I'm seeing the following if CONFIG_PREEMPT_RT is disabled: Freeing unused kernel memory: 636k freed Write protecting the kernel read-only data: 11512k BUG: unable to handle kernel NULL pointer dereference at (null) IP: [] pagevec_move_tail+0x2b/0x140 PGD 0 Oops: 0000 [#1] SMP last sysfs file: CPU 1 Pid: 1, comm: init Tainted: G W 2.6.31-rc4-rt1tirq #7 IBM eServer BladeCenter LS20 -[885065U]- RIP: 0010:[] [] pagevec_move_tail+0x2b/0x140 RSP: 0018:ffff880111a818a0 EFLAGS: 00010046 RAX: 0000000000000001 RBX: 0000000000000206 RCX: 0000000000000000 RDX: 0000000003b70630 RSI: 0000000000000000 RDI: ffff880028045c60 RBP: ffff880111a818d0 R08: 0000000000000000 R09: ffff88010f4e3d30 R10: 0000000000000002 R11: 00000000ca416065 R12: 0000000000000000 R13: ffff880028045c60 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff880028037000(0000) knlGS:0000000000000000 CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b CR2: 0000000000000000 CR3: 000000010f44c000 CR4: 00000000000006a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process init (pid: 1, threadinfo ffff880111a80000, task ffff880111a7b770) Stack: ffff88010f44dad8 0000000000000206 0000000000000005 0000000000000001 <0> ffff88010f44dad8 00007fffd7d6a000 ffff880111a81900 ffffffff810b3481 <0> 00000000fffffff4 0000000000001000 00000000fffffff4 00007fffffffe000 Call Trace: [] lru_add_drain+0x61/0x80 [] setup_arg_pages+0x1b7/0x3b0 [] ? inode_permission+0x65/0xb0 [] ? get_random_int+0x5b/0x60 [] load_elf_binary+0x4d4/0x1e40 [] ? generic_file_aio_read+0x5e6/0x640 [] ? do_sync_read+0xf1/0x130 [] ? strrchr+0x11/0x30 [] ? load_misc_binary+0x80/0x3d0 [] search_binary_handler+0x9f/0x1e0 [] load_script+0x1ee/0x240 [] ? get_user_pages+0x32/0x40 [] ? get_arg_page+0x4b/0xb0 [] ? put_arg_page+0x9/0x10 [] search_binary_handler+0x9f/0x1e0 [] do_execve+0x27e/0x340 [] sys_execve+0x49/0x70 [] kernel_execve+0x68/0xd0 [] ? run_init_process+0x1e/0x20 [] init_post+0x76/0x110 [] kernel_init+0x22e/0x250 [] child_rip+0xa/0x20 [] ? kernel_init+0x0/0x250 [] ? child_rip+0x0/0x20 Code: 55 31 c9 48 89 e5 41 57 41 56 41 55 49 89 fd 41 54 53 48 83 ec 08 8b 17 85 d2 0f 84 d3 00 00 00 45 31 ff 45 31 f6 4f 8b 64 f5 10 <49> 8b 04 24 48 89 c2 48 c1 e8 38 83 e0 03 48 c1 ea 3a 48 8d 04 RIP [] pagevec_move_tail+0x2b/0x140 RSP CR2: 0000000000000000 ---[ end trace 93761b2e97bc6de2 ]--- thanks -john From mboxrd@z Thu Jan 1 00:00:00 1970 From: john stultz Subject: Re: [ANNOUNCE] 2.6.31-rc4-rt1 Date: Tue, 4 Aug 2009 18:30:36 -0700 Message-ID: <1f1b08da0908041830ybd718e6o2dde7eb05a48d590@mail.gmail.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: LKML , rt-users , Ingo Molnar , Steven Rostedt , Peter Zijlstra , Carsten Emde , Clark Williams , Frank Rowand , Robin Gareus , Gregory Haskins , Philippe Reynes , Fernando Lopez-Lezcano , Will Schmidt , Darren Hart , Jan Blunck , Sven-Thorsten Dietrich , Jon Masters To: Thomas Gleixner Return-path: Received: from mail-gx0-f213.google.com ([209.85.217.213]:53040 "EHLO mail-gx0-f213.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933004AbZHEBag convert rfc822-to-8bit (ORCPT ); Tue, 4 Aug 2009 21:30:36 -0400 In-Reply-To: Sender: linux-rt-users-owner@vger.kernel.org List-ID: On Wed, Jul 29, 2009 at 5:48 PM, Thomas Gleixner wr= ote: > =A0 2) I'm going on vacation for 10 days. Please send patches and > =A0 bugreports^Wsuccess stories to the mailinglist as usual. There ar= e > =A0 folks looking out. I'm seeing the following if CONFIG_PREEMPT_RT is disabled: =46reeing unused kernel memory: 636k freed Write protecting the kernel read-only data: 11512k BUG: unable to handle kernel NULL pointer dereference at (null) IP: [] pagevec_move_tail+0x2b/0x140 PGD 0 Oops: 0000 [#1] SMP last sysfs file: CPU 1 Pid: 1, comm: init Tainted: G W 2.6.31-rc4-rt1tirq #7 IBM eServer BladeCenter LS20 -[885065U]- RIP: 0010:[] [] pagevec_move_tail+0x2b/0x140 RSP: 0018:ffff880111a818a0 EFLAGS: 00010046 RAX: 0000000000000001 RBX: 0000000000000206 RCX: 0000000000000000 RDX: 0000000003b70630 RSI: 0000000000000000 RDI: ffff880028045c60 RBP: ffff880111a818d0 R08: 0000000000000000 R09: ffff88010f4e3d30 R10: 0000000000000002 R11: 00000000ca416065 R12: 0000000000000000 R13: ffff880028045c60 R14: 0000000000000000 R15: 0000000000000000 =46S: 0000000000000000(0000) GS:ffff880028037000(0000) knlGS:000000000= 0000000 CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b CR2: 0000000000000000 CR3: 000000010f44c000 CR4: 00000000000006a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process init (pid: 1, threadinfo ffff880111a80000, task ffff880111a7b77= 0) Stack: ffff88010f44dad8 0000000000000206 0000000000000005 0000000000000001 <0> ffff88010f44dad8 00007fffd7d6a000 ffff880111a81900 ffffffff810b3481 <0> 00000000fffffff4 0000000000001000 00000000fffffff4 00007fffffffe000 Call Trace: [] lru_add_drain+0x61/0x80 [] setup_arg_pages+0x1b7/0x3b0 [] ? inode_permission+0x65/0xb0 [] ? get_random_int+0x5b/0x60 [] load_elf_binary+0x4d4/0x1e40 [] ? generic_file_aio_read+0x5e6/0x640 [] ? do_sync_read+0xf1/0x130 [] ? strrchr+0x11/0x30 [] ? load_misc_binary+0x80/0x3d0 [] search_binary_handler+0x9f/0x1e0 [] load_script+0x1ee/0x240 [] ? get_user_pages+0x32/0x40 [] ? get_arg_page+0x4b/0xb0 [] ? put_arg_page+0x9/0x10 [] search_binary_handler+0x9f/0x1e0 [] do_execve+0x27e/0x340 [] sys_execve+0x49/0x70 [] kernel_execve+0x68/0xd0 [] ? run_init_process+0x1e/0x20 [] init_post+0x76/0x110 [] kernel_init+0x22e/0x250 [] child_rip+0xa/0x20 [] ? kernel_init+0x0/0x250 [] ? child_rip+0x0/0x20 Code: 55 31 c9 48 89 e5 41 57 41 56 41 55 49 89 fd 41 54 53 48 83 ec 08 8b 17 85 d2 0f 84 d3 00 00 00 45 31 ff 45 31 f6 4f 8b 64 f5 10 <49> 8b 04 24 48 89 c2 48 c1 e8 38 83 e0 03 48 c1 ea 3a 48 8d 04 RIP [] pagevec_move_tail+0x2b/0x140 RSP CR2: 0000000000000000 ---[ end trace 93761b2e97bc6de2 ]--- thanks -john -- To unsubscribe from this list: send the line "unsubscribe linux-rt-user= s" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html