Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753291AbZF0LKd (ORCPT ); Sat, 27 Jun 2009 07:10:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751839AbZF0LKZ (ORCPT ); Sat, 27 Jun 2009 07:10:25 -0400 Received: from lvps87-230-0-242.dedicated.hosteurope.de ([87.230.0.242]:36276 "EHLO lvps87-230-0-242.dedicated.hosteurope.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751308AbZF0LKY (ORCPT ); Sat, 27 Jun 2009 07:10:24 -0400 Message-Id: <23AED400-6DA5-462F-94F0-BEE34AC08A7A@it-loops.com> From: Michael Guntsche To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v935.3) Subject: Re: BUG: scheduling while atomic Date: Sat, 27 Jun 2009 13:10:23 +0200 Cc: alan@linux.intel.com X-Mailer: Apple Mail (2.935.3) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2563 Lines: 60 Hello list, Alan, I got the same error with pptpgw as Sergey after switching form 2.6.30 to recent git (rc1). [ 102.335486] BUG: scheduling while atomic: pptpgw/392/0x00000500 [ 102.341528] Modules linked in: emlog nf_nat_irc nf_conntrack_irc nf_nat_rtsp nf_conntrack_rtsp [ 102.350242] NIP: c00258d0 LR: c00258c8 CTR: c001cae8 [ 102.355240] REGS: c7a75d20 TRAP: 0501 Tainted: G W (2.6.31-rc1) [ 102.362148] MSR: 00009032 CR: 24222482 XER: 20000000 [ 102.368609] TASK = c7966880[392] 'pptpgw' THREAD: c7a74000 [ 102.373949] GPR00: c01c101c c7a75dd0 c7966880 00000001 00190834 00000000 0014ff97 00000019 [ 102.382396] GPR08: 0834548b 00000004 00000004 c7a74000 00190834 [ 102.388671] NIP [c00258d0] __tasklet_schedule+0x80/0x90 [ 102.393935] LR [c00258c8] __tasklet_schedule+0x78/0x90 [ 102.399101] Call Trace: [ 102.401576] [c7a75dd0] [c00258c8] __tasklet_schedule+0x78/0x90 (unreliable) [ 102.408620] [c7a75de0] [c01c101c] ppp_asynctty_wakeup+0x90/0xbc [ 102.414594] [c7a75e00] [c017037c] tty_wakeup+0x70/0xa0 [ 102.419773] [c7a75e10] [c0178cd4] pty_unthrottle+0x24/0x50 [ 102.425305] [c7a75e20] [c0175340] tty_unthrottle+0x5c/0x78 [ 102.430831] [c7a75e30] [c0172e7c] check_unthrottle+0x1c/0x2c [ 102.436530] [c7a75e40] [c0174a14] n_tty_read+0x3f8/0x65c [ 102.441881] [c7a75ec0] [c0171bf8] tty_read+0xa8/0xe4 [ 102.446891] [c7a75ef0] [c0084004] vfs_read+0xb4/0x1c0 [ 102.451990] [c7a75f10] [c008438c] sys_read+0x4c/0x90 [ 102.457008] [c7a75f40] [c00118a8] ret_from_syscall+0x0/0x38 [ 102.462620] --- Exception: c01 at 0xff2d510 [ 102.462629] LR = 0x100032e0 [ 102.470004] Instruction dump: [ 102.473004] 60000020 90090040 4182001c 7fe00124 80010014 83e1000c 38210010 7c0803a6 [ 102.480840] 4e800020 4bfff6d5 7fe00124 80010014 <83e1000c> 38210010 7c0803a6 4e800020 this happens if I put some load on my ADSL line. I already have ppp_async.c build with commit commit a6540f731d506d9e82444cf0020e716613d4c46c Author: Alan Cox Date: Mon Jun 22 18:42:29 2009 +0100 ppp: Fix throttling bugs So I do not understand why this is still happening here. My call trace looks different than the one from Sergey so I do not know if I am hitting the same problem. 2.6.30 is rock solid. Kind regards, Michael Guntsche -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/