From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757299Ab3BVMvh (ORCPT ); Fri, 22 Feb 2013 07:51:37 -0500 Received: from mailout02.c08.mtsvc.net ([205.186.168.190]:45646 "EHLO mailout02.c08.mtsvc.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756803Ab3BVMvg (ORCPT ); Fri, 22 Feb 2013 07:51:36 -0500 Message-ID: <1361537491.5807.9.camel@thor.lan> Subject: [3.8.0-rc1] BUG in __split_huge_page_pmd() at mm/huge_memory.c:2743 ( was Re: bug report for 3.8.0-rc1+) From: Peter Hurley To: "Kirill A. Shutemov" Cc: linux-kernel@vger.kernel.org, NKoc , Andrew Morton Date: Fri, 22 Feb 2013 07:51:31 -0500 In-Reply-To: <512741E2.3050607@ucanlinux.com> References: <512741E2.3050607@ucanlinux.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.6.3-0pjh1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-Authenticated-User: 125194 peter@hurleysoftware.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Kirill, I thought you might be interested in this. HEAD is now at a49f0d1... Linux 3.8-rc1 peter@thor:~/src/kernels/mainline$ sed = mm/huge_memory.c | sed 'N;s/\n/ /' | sed -n '2730,2744p' 2730 spin_unlock(&mm->page_table_lock); 2731 mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end); 2732 return; 2733 } 2734 page = pmd_page(*pmd); 2735 VM_BUG_ON(!page_count(page)); 2736 get_page(page); 2737 spin_unlock(&mm->page_table_lock); 2738 mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end); 2739 2740 split_huge_page(page); 2741 2742 put_page(page); 2743 BUG_ON(pmd_trans_huge(*pmd)); 2744 } Regards, Peter Hurley On Fri, 2013-02-22 at 12:01 +0200, NKoc wrote: > Feb 22 10:44:16 nkoc kernel: ------------[ cut here ]------------ > Feb 22 10:44:16 nkoc kernel: kernel BUG at mm/huge_memory.c:2743! > Feb 22 10:44:16 nkoc kernel: invalid opcode: 0000 [#1] SMP > Feb 22 10:44:16 nkoc kernel: Modules linked in: snd_seq_dummy > snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss > snd_mixer_oss ipv6 ppdev lp parport_pc parport fuse snd_hda_codec_hdmi > snd_hda_codec_via snd_hda_intel snd_hda_codec i915 intel_agp snd_hwdep > snd_pcm rtl8723ae rtlwifi joydev zd1211rw mac80211 intel_gtt > drm_kms_helper hid_generic usbhid hid snd_page_alloc snd_timer cfg80211 > r8169 btusb drm snd bluetooth acpi_cpufreq mperf agpgart freq_table > processor psmouse i2c_i801 thermal rfkill serio_raw i2c_algo_bit video > mii i2c_core lpc_ich mei evdev soundcore thermal_sys coretemp mfd_core > hwmon wmi button battery ac crc32c_intel microcode loop > Feb 22 10:44:16 nkoc kernel: Pid: 2616, comm: thunderbird Tainted: > P 3.8.0-rc1+ #1 EXPER KARIZMA/W240EU/W250EUQ/W270EUQ > Feb 22 10:44:16 nkoc kernel: EIP: 0060:[] EFLAGS: 00210282 CPU: 1 > Feb 22 10:44:16 nkoc kernel: EIP is at __split_huge_page_pmd+0x1fc/0x220 > Feb 22 10:44:16 nkoc kernel: EAX: f6934000 EBX: f6934000 ECX: 00000002 EDX: ef42eaf8 > Feb 22 10:44:16 nkoc kernel: ESI: 00000000 EDI: afbf8000 EBP: 00000000 ESP: f1d75e68 > Feb 22 10:44:16 nkoc kernel: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 > Feb 22 10:44:16 nkoc kernel: CR0: 80050033 CR2: a23fb00c CR3: 2f42e000 CR4: 000407d0 > Feb 22 10:44:16 nkoc kernel: DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 > Feb 22 10:44:16 nkoc kernel: DR6: ffff0ff0 DR7: 00000400 > Feb 22 10:44:16 nkoc kernel: Process thunderbird (pid: 2616, ti=f1d74000 task=f4edc000 task.ti=f1d74000) > Feb 22 10:44:16 nkoc kernel: Stack: > Feb 22 10:44:16 nkoc kernel: afc00000 c10b5531 f494d6c0 af800000 ef42eaf8 c10b8568 afbf9000 afbf9000 > Feb 22 10:44:16 nkoc kernel: afbf8000 afbf8000 c10ca112 f6630f54 afbf9000 f1d75f14 00000001 00000001 > Feb 22 10:44:16 nkoc kernel: f1d45420 ef42eaf8 f4edc000 f1d75ef0 ef42eaf8 afbf9000 afbf8fff a9a63000 > Feb 22 10:44:16 nkoc kernel: Call Trace: > Feb 22 10:44:16 nkoc kernel: [] ? free_hot_cold_page_list+0x21/0x40 > Feb 22 10:44:16 nkoc kernel: [] ? release_pages+0x148/0x180 > Feb 22 10:44:16 nkoc kernel: [] ? unmap_single_vma+0xf2/0x560 > Feb 22 10:44:16 nkoc kernel: [] ? zap_page_range+0x80/0xd0 > Feb 22 10:44:16 nkoc kernel: [] ? clockevents_program_event+0x9f/0x150 > Feb 22 10:44:16 nkoc kernel: [] ? sys_madvise+0x1f0/0x570 > Feb 22 10:44:16 nkoc kernel: [] ? hrtimer_interrupt+0x170/0x290 > Feb 22 10:44:16 nkoc kernel: [] ? __percpu_counter_add+0x65/0xb0 > Feb 22 10:44:16 nkoc kernel: [] ? syscall_call+0x7/0xb > Feb 22 10:44:16 nkoc kernel: [] ? __schedule+0x240/0x720 > Feb 22 10:44:16 nkoc kernel: Code: 4b 69 ff ff 89 d8 e8 64 32 fd ff 84 > c0 0f 85 c2 fe ff ff e9 b9 fe ff ff 8b 0c 24 8b 54 24 0c e8 bb 68 ff ff > e9 50 fe ff ff 0f 0b <0f> 0b 8b 0c 24 8b 54 24 0c 8b 44 24 08 e8 12 69 > ff ff e9 a9 fe > Feb 22 10:44:16 nkoc kernel: EIP: [] > __split_huge_page_pmd+0x1fc/0x220 SS:ESP 0068:f1d75e68 > Feb 22 10:44:16 nkoc kernel: ---[ end trace e8618ddbef619686 ]---