Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756749Ab0FCP4J (ORCPT ); Thu, 3 Jun 2010 11:56:09 -0400 Received: from mail-ww0-f46.google.com ([74.125.82.46]:57720 "EHLO mail-ww0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751690Ab0FCP4G convert rfc822-to-8bit (ORCPT ); Thu, 3 Jun 2010 11:56:06 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=mime-version:reply-to:in-reply-to:references:date:message-id :subject:from:to:cc:content-type:content-transfer-encoding; b=VxxQGuvLUNEwoW4HFKzDW1T5bOXhHTBekmItCe9pz/kuvGFC5ZB/BkwNIWTJKVtZkN BQhSQXL+BKHlAw6YBS3SCNN7NhzJkOQfDx5p4XJxhKRkRvmy1uPNlBV+XoiZb5BeLtbZ nrSn+ecv4wfQBwZIOHVR6KhLY6g9zqra3Cs/Q= MIME-Version: 1.0 Reply-To: sedat.dilek@gmail.com In-Reply-To: <20100603151752.GB2053@tiehlicka.suse.cz> References: <20100603151752.GB2053@tiehlicka.suse.cz> Date: Thu, 3 Jun 2010 17:56:02 +0200 Message-ID: Subject: Re: iwl3945 oops with latest git From: Sedat Dilek To: Michal Hocko Cc: Miklos Szeredi , Reinette Chatre , linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4459 Lines: 101 The patch in [1] applies against 2.6.35-rc1 and works fine since... $ uptime 17:54:38 up 2:32, 1 user, load average: 0.23, 0.26, 0.18 $ cat /proc/version Linux version 2.6.35-rc1-iniza-686-kms (Debian 2.6.35~rc1-4~git1.sd.1) (sedat.dilek@gmail.com) (gcc version 4.4.4 (Debian 4.4.4-4) ) #1 SMP PREEMPT Thu Jun 3 14:58:19 CEST 2010 Hope this information helps you. - Sedat - [1] https://patchwork.kernel.org/patch/104010/ On Thu, Jun 3, 2010 at 5:17 PM, Michal Hocko wrote: > On Thu 03-06-10 17:01:50, Miklos Szeredi wrote: >> Hi, > > Hi, > >> >> This oops comes shortly after booting machine and using wireless >> network. Reproduced two times now. >> >> Please let me know if you need more info. >> >> Thanks, >> Miklos >> >> >> BUG: unable to handle kernel NULL pointer dereference at (null) >> IP: [] iwl3945_request_scan+0x961/0xd68 [iwl3945] > > Sounds pretty much like https://patchwork.kernel.org/patch/103596/ > I have similar problem but didn't get to testing the patch. > >> PGD 0 >> Oops: 0000 [#1] PREEMPT SMP >> last sysfs file: /sys/class/rfkill/rfkill1/state >> CPU 0 >> Modules linked in: nfs lockd nfs_acl sunrpc rfcomm sco bnep l2cap acpi_cpufreq mperf nf_conntrack_netbios_ns fuse iwl3945 iwlcore thinkpad_acpi nsc_ircc mac80211 backlight btusb led_class uinput ac irda battery crc_ccitt thermal cfg80211 bluetooth button processor e1000e rfkill kvm_intel kvm >> >> Pid: 1493, comm: iwl3945 Not tainted 2.6.35-rc1-00194-gaef4b9a #76 2007FUG/2007FUG >> RIP: 0010:[] [] iwl3945_request_scan+0x961/0xd68 [iwl3945] >> RSP: 0018:ffff8800b4d71d10 EFLAGS: 00010287 >> RAX: ffff8800bea80c00 RBX: ffff8800b4171380 RCX: 0000000000000021 >> RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8800b4171380 >> RBP: ffff8800b4d71de0 R08: 000000000000030e R09: 00000000ffffffff >> R10: 000000000ad21900 R11: 0000000000000292 R12: 0000000000000000 >> R13: ffff8800b60950f2 R14: 0000000000000000 R15: 0000000000000058 >> FS: 0000000000000000(0000) GS:ffff880001a00000(0000) knlGS:0000000000000000 >> CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b >> CR2: 0000000000000000 CR3: 0000000001612000 CR4: 00000000000006f0 >> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 >> DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 >> Process iwl3945 (pid: 1493, threadinfo ffff8800b4d70000, task ffff8800b6790940) >> Stack: >> ffff880001a12f40 0000000000012f40 ffff8800b64f8800 ffffffff8161a378 >> <0> 0000000000000000 ffff8800b6095000 00578800b4d71e20 0000005800000021 >> <0> ffff8800b4d71fd8 00ff8800b4175128 ffff8800b4d71fd8 002188ffb6790940 >> Call Trace: >> [] iwl_bg_start_internal_scan+0x34f/0x371 [iwlcore] >> [] worker_thread+0x1fc/0x2a3 >> [] ? iwl_bg_start_internal_scan+0x0/0x371 [iwlcore] >> [] ? autoremove_wake_function+0x0/0x34 >> [] ? _raw_spin_unlock_irqrestore+0x27/0x29 >> [] ? worker_thread+0x0/0x2a3 >> [] kthread+0x7a/0x82 >> [] kernel_thread_helper+0x4/0x10 >> [] ? kthread+0x0/0x82 >> [] ? kernel_thread_helper+0x0/0x10 >> Code: 48 b5 00 00 48 89 45 80 48 89 85 70 ff ff ff 41 8d 47 ff 66 89 85 66 ff ff ff e9 43 02 00 00 48 63 55 a8 4c 8b 64 d0 38 8b 55 a4 <41> 39 14 24 0f 85 2a 02 00 00 66 41 8b 54 24 06 48 89 df 41 88 >> RIP [] iwl3945_request_scan+0x961/0xd68 [iwl3945] >> RSP >> CR2: 0000000000000000 >> ---[ end trace 63fe07b50f147114 ]--- >> -- >> 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/ > > -- > Michal Hocko > L3 team > SUSE LINUX s.r.o. > Lihovarska 1060/12 > 190 00 Praha 9 > Czech Republic > -- > To unsubscribe from this list: send the line "unsubscribe linux-wireless" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- 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/