Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751079Ab0KWBqT (ORCPT ); Mon, 22 Nov 2010 20:46:19 -0500 Received: from web52908.mail.re2.yahoo.com ([206.190.49.18]:32998 "HELO web52908.mail.re2.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1750756Ab0KWBqS convert rfc822-to-8bit (ORCPT ); Mon, 22 Nov 2010 20:46:18 -0500 X-Greylist: delayed 399 seconds by postgrey-1.27 at vger.kernel.org; Mon, 22 Nov 2010 20:46:17 EST DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=Message-ID:X-YMail-OSG:Received:X-Mailer:Date:From:Subject:To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=nIfvAhlIPTWjrwHC58hza0ga20Lq203tzUtwrDInMmouUkhz1t/GJ9Eey6kAwGtaEPXBwfQG/vX1n5VD33Gyl2GP0MzOq67Q8QZy6+u18ZxRTv1Q6QT73wtIQDeP5cvlM/FovwbaunMzMagkGqZixnlNDOuXmnydcrq1sNdkjZk=; Message-ID: <824504.64343.qm@web52908.mail.re2.yahoo.com> X-YMail-OSG: W7w4D2cVM1mKQoyjX3dlDHzt3wUa3nsLLyrCQt3lUaU2SM7 JUfqOJDB_92uNzjPh_ErU85kCcvL0.mVqJdddcXe1gziXTl2TFxyzHuw79An 0kMvuNyYdmgsZJWK0h_8l_YfMCICiDc7SjYPX7FEGvNP401y_2W1NU.gBhfD aREgSYcH2wfT3kRoouNBYAQ3Vzh5tqpWDaLFSpWgNR5ke9EzvaXWAsLPKjiH vgsjp_bNZyMS.xMdiiMxTmPAq1udFEE7QvewAnIQADpLbEPeCDeqvmkMvGnY V3oaCMgKviZMHi4PXjujyS8nvgb6xrfy7rJUFgN4bDccbm8OuwOA7Ws3xpD6 YJ.kl X-Mailer: YahooMailClassic/11.4.9 YahooMailWebService/0.8.107.285259 Date: Mon, 22 Nov 2010 17:39:37 -0800 (PST) From: Chris Rankin Subject: [BUG] Re: Linux 2.6.35.9 To: linux-kernel@vger.kernel.org MIME-Version: 1.0 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: 6343 Lines: 121 Hi, Just testing my latest 2.6.35.9 kernel by playing WoW (with multiple Java processes and a VPN running in the background) when I saw this BUG (below). I've never seen anything like this before with earlier kernels and so doubt that this is a hardware error. I suppose it *might* be caused by a bad incremental build, and so I've deleted all my .o and .ko files and rebuilt my kernel. But it could equally be something deeper (and nastier). The hardware is a dual hyperthreaded P4 Xeon (4 logical CPUs) with 2 GB of RAM and a RV350 graphics card. Cheers, Chris -- snip ------------------------------------------------------------ swap_free: Unused swap offset entry 0000006c BUG: Bad page map in process explorer.exe pte:0000d800 pmd:36a23067 addr:7e9d6000 vm_flags:08000075 anon_vma:(null) mapping:ecb94fc8 index:99 vma->vm_ops->fault: filemap_fault+0x0/0x30c vma->vm_file->f_op->mmap: generic_file_mmap+0x0/0x39 Pid: 21815, comm: explorer.exe Not tainted 2.6.35.9 #1 Call Trace: [] ? print_bad_pte+0x138/0x149 [] ? swap_info_get+0x5a/0x80 [] ? unmap_vmas+0x36d/0x584 [] ? exit_mmap+0x9b/0x131 [] ? mmput+0x30/0xa4 [] ? exit_mm+0xe4/0xec [] ? audit_free+0x15f/0x181 [] ? do_exit+0x1cd/0x5c4 [] ? sub_preempt_count+0x74/0x80 [] ? _raw_spin_unlock_irq+0xd/0x20 [] ? do_group_exit+0x5a/0x7d [] ? sys_exit_group+0x11/0x14 [] ? sysenter_do_call+0x12/0x22 Disabling lock debugging due to kernel taint BUG: Bad page map in process explorer.exe pte:186f3747 pmd:36a23067 addr:7e9de000 vm_flags:08100073 anon_vma:f3115510 mapping:ecb94fc8 index:a1 vma->vm_ops->fault: filemap_fault+0x0/0x30c vma->vm_file->f_op->mmap: generic_file_mmap+0x0/0x39 Pid: 21815, comm: explorer.exe Tainted: G B 2.6.35.9 #1 Call Trace: [] ? print_bad_pte+0x138/0x149 [] ? vm_normal_page+0x26/0x4d [] ? unmap_vmas+0x19c/0x584 [] ? exit_mmap+0x9b/0x131 [] ? mmput+0x30/0xa4 [] ? exit_mm+0xe4/0xec [] ? audit_free+0x15f/0x181 [] ? do_exit+0x1cd/0x5c4 [] ? sub_preempt_count+0x74/0x80 [] ? _raw_spin_unlock_irq+0xd/0x20 [] ? do_group_exit+0x5a/0x7d [] ? sys_exit_group+0x11/0x14 [] ? sysenter_do_call+0x12/0x22 ------------[ cut here ]------------ WARNING: at /home/chris/LINUX/linux-2.6.35/fs/buffer.c:668 __set_page_dirty+0x3d/0x7f() Hardware name: Precision WorkStation 650 Modules linked in: snd_seq_oss snd_seq_midi snd_seq_dummy tun nfs fuse cpufreq_ondemand nfsd lockd auth_rpcgss exportfs autofs4 sunrpc p4_clockmod speedstep_lib af_packet ipt_LOG xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables ip6t_LOG nf_conntrack_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables x_tables ipv6 binfmt_misc dm_mirror dm_region_hash dm_log dm_mod uinput snd_emu10k1_synth snd_emux_synth snd_seq_virmidi snd_seq_midi_event snd_seq_midi_emul snd_emu10k1 snd_ac97_codec snd_usb_audio ac97_bus snd_seq snd_pcm snd_timer joydev ppdev uvcvideo snd_usbmidi_lib psmouse usbhid snd_page_alloc snd_util_mem parport_pc floppy videodev serio_raw firewire_ohci parport snd_hwdep firewire_core crc_itu_t v4l1_compat dcdbas snd_rawmidi snd_seq_device snd pcspkr sg i2c_i801 soundcore ext3 jbd mbcache sr_mod cdrom sd_mod sata_sil pata_acpi uhci_hcd ata_piix libata ehci_hcd scsi_mod e1000 usbcore thermal button radeon intel_agp ttm drm_kms_helper drm agpgart i2c_algo_bit cfbcopyarea cfbimgblt cfbfillrect [last unloaded: mperf] Pid: 21794, comm: WoW.exe Tainted: G B 2.6.35.9 #1 Call Trace: [] ? warn_slowpath_common+0x6a/0x7d [] ? __set_page_dirty+0x3d/0x7f [] ? warn_slowpath_null+0xd/0x10 [] ? __set_page_dirty+0x3d/0x7f [] ? __set_page_dirty_buffers+0x77/0x81 [] ? set_page_dirty+0x2f/0x4c [] ? unmap_vmas+0x28a/0x584 [] ? unmap_region+0xab/0x13d [] ? do_munmap+0x1c0/0x208 [] ? mmap_region+0x78/0x395 [] ? sys_mmap_pgoff+0x75/0x9a [] ? sysenter_do_call+0x12/0x22 ---[ end trace 4098e2b13de2a43d ]--- BUG: Bad page map in process WoW.exe pte:28c60047 pmd:351e9067 page:c186cc00 count:2 mapcount:-1 mapping:f6c23740 index:0x92702b page flags: 0x40000874(referenced|dirty|lru|active|private) addr:041c3000 vm_flags:00100073 anon_vma:f518d930 mapping:(null) index:41c3 Pid: 21794, comm: WoW.exe Tainted: G B W 2.6.35.9 #1 Call Trace: [] ? print_bad_pte+0x138/0x149 [] ? __dec_zone_state+0x13/0x6a [] ? unmap_vmas+0x2d3/0x584 [] ? unmap_region+0xab/0x13d [] ? do_munmap+0x1c0/0x208 [] ? mmap_region+0x78/0x395 [] ? sys_mmap_pgoff+0x75/0x9a [] ? sysenter_do_call+0x12/0x22 BUG: Bad page map in process java pte:1e6b0047 pmd:35e36067 page:c1721600 count:2 mapcount:-1 mapping:f6c23740 index:0x93a804 page flags: 0x40000874(referenced|dirty|lru|active|private) addr:94f4d000 vm_flags:00100077 anon_vma:f5a9e540 mapping:(null) index:94f4d Pid: 19805, comm: java Tainted: G B W 2.6.35.9 #1 Call Trace: [] ? print_bad_pte+0x138/0x149 [] ? __dec_zone_state+0x13/0x6a [] ? unmap_vmas+0x2d3/0x584 [] ? exit_mmap+0x9b/0x131 [] ? mmput+0x30/0xa4 [] ? exit_mm+0xe4/0xec [] ? audit_free+0x15f/0x181 [] ? do_exit+0x1cd/0x5c4 [] ? recalc_sigpending+0xf/0x2a [] ? dequeue_signal+0xa4/0x114 [] ? do_group_exit+0x5a/0x7d [] ? get_signal_to_deliver+0x342/0x359 [] ? do_signal+0x58/0x674 [] ? try_to_wake_up+0x22a/0x246 [] ? syscall_trace_leave+0x29/0xc3 [] ? perf_event_task_sched_in+0xe/0x77 [] ? _raw_spin_unlock_irq+0xd/0x20 [] ? sys_futex+0xe6/0xf3 [] ? audit_syscall_entry+0x15d/0x17f [] ? do_notify_resume+0x20/0x56 [] ? work_notifysig+0x13/0x19 -- 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/