* bug report for 3.8.0-rc1+ @ 2013-02-22 10:01 NKoc 2013-02-22 12:51 ` [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+) Peter Hurley 0 siblings, 1 reply; 3+ messages in thread From: NKoc @ 2013-02-22 10:01 UTC (permalink / raw) To: linux-kernel 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:[<c10e54cc>] 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: [<c10b5531>] ? free_hot_cold_page_list+0x21/0x40 Feb 22 10:44:16 nkoc kernel: [<c10b8568>] ? release_pages+0x148/0x180 Feb 22 10:44:16 nkoc kernel: [<c10ca112>] ? unmap_single_vma+0xf2/0x560 Feb 22 10:44:16 nkoc kernel: [<c10caf00>] ? zap_page_range+0x80/0xd0 Feb 22 10:44:16 nkoc kernel: [<c107427f>] ? clockevents_program_event+0x9f/0x150 Feb 22 10:44:16 nkoc kernel: [<c10c8310>] ? sys_madvise+0x1f0/0x570 Feb 22 10:44:16 nkoc kernel: [<c10503d0>] ? hrtimer_interrupt+0x170/0x290 Feb 22 10:44:16 nkoc kernel: [<c12c9935>] ? __percpu_counter_add+0x65/0xb0 Feb 22 10:44:16 nkoc kernel: [<c17f142f>] ? syscall_call+0x7/0xb Feb 22 10:44:16 nkoc kernel: [<c17f0000>] ? __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: [<c10e54cc>] __split_huge_page_pmd+0x1fc/0x220 SS:ESP 0068:f1d75e68 Feb 22 10:44:16 nkoc kernel: ---[ end trace e8618ddbef619686 ]--- ^ permalink raw reply [flat|nested] 3+ messages in thread
* [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+) 2013-02-22 10:01 bug report for 3.8.0-rc1+ NKoc @ 2013-02-22 12:51 ` Peter Hurley 2013-02-23 8:41 ` Hillf Danton 0 siblings, 1 reply; 3+ messages in thread From: Peter Hurley @ 2013-02-22 12:51 UTC (permalink / raw) To: Kirill A. Shutemov; +Cc: linux-kernel, NKoc, Andrew Morton 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:[<c10e54cc>] 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: [<c10b5531>] ? free_hot_cold_page_list+0x21/0x40 > Feb 22 10:44:16 nkoc kernel: [<c10b8568>] ? release_pages+0x148/0x180 > Feb 22 10:44:16 nkoc kernel: [<c10ca112>] ? unmap_single_vma+0xf2/0x560 > Feb 22 10:44:16 nkoc kernel: [<c10caf00>] ? zap_page_range+0x80/0xd0 > Feb 22 10:44:16 nkoc kernel: [<c107427f>] ? clockevents_program_event+0x9f/0x150 > Feb 22 10:44:16 nkoc kernel: [<c10c8310>] ? sys_madvise+0x1f0/0x570 > Feb 22 10:44:16 nkoc kernel: [<c10503d0>] ? hrtimer_interrupt+0x170/0x290 > Feb 22 10:44:16 nkoc kernel: [<c12c9935>] ? __percpu_counter_add+0x65/0xb0 > Feb 22 10:44:16 nkoc kernel: [<c17f142f>] ? syscall_call+0x7/0xb > Feb 22 10:44:16 nkoc kernel: [<c17f0000>] ? __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: [<c10e54cc>] > __split_huge_page_pmd+0x1fc/0x220 SS:ESP 0068:f1d75e68 > Feb 22 10:44:16 nkoc kernel: ---[ end trace e8618ddbef619686 ]--- ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [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+) 2013-02-22 12:51 ` [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+) Peter Hurley @ 2013-02-23 8:41 ` Hillf Danton 0 siblings, 0 replies; 3+ messages in thread From: Hillf Danton @ 2013-02-23 8:41 UTC (permalink / raw) To: Peter Hurley Cc: Kirill A. Shutemov, linux-kernel, NKoc, Andrew Morton, Andrea Arcangeli, Mel Gorman, Hillf Danton Hello Peter [with Andrea and Mel cced] On Fri, Feb 22, 2013 at 8:51 PM, Peter Hurley <peter@hurleysoftware.com> wrote: > 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 } > Lets check if anon vma still available(see Mel's comment in split_huge_page()). Diff is based on -next. Can we remove the trap? Hillf --- --- a/mm/huge_memory.c Sat Feb 23 16:19:40 2013 +++ b/mm/huge_memory.c Sat Feb 23 16:24:18 2013 @@ -2675,6 +2675,7 @@ static void __split_huge_zero_page_pmd(s void __split_huge_page_pmd(struct vm_area_struct *vma, unsigned long address, pmd_t *pmd) { + int unsplitted; struct page *page; struct mm_struct *mm = vma->vm_mm; unsigned long haddr = address & HPAGE_PMD_MASK; @@ -2704,10 +2705,11 @@ void __split_huge_page_pmd(struct vm_are spin_unlock(&mm->page_table_lock); mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end); - split_huge_page(page); + unsplitted = split_huge_page(page); put_page(page); - BUG_ON(pmd_trans_huge(*pmd)); + if (!unsplitted) + BUG_ON(pmd_trans_huge(*pmd)); } void split_huge_page_pmd_mm(struct mm_struct *mm, unsigned long address, -- > 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:[<c10e54cc>] 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: [<c10b5531>] ? free_hot_cold_page_list+0x21/0x40 >> Feb 22 10:44:16 nkoc kernel: [<c10b8568>] ? release_pages+0x148/0x180 >> Feb 22 10:44:16 nkoc kernel: [<c10ca112>] ? unmap_single_vma+0xf2/0x560 >> Feb 22 10:44:16 nkoc kernel: [<c10caf00>] ? zap_page_range+0x80/0xd0 >> Feb 22 10:44:16 nkoc kernel: [<c107427f>] ? clockevents_program_event+0x9f/0x150 >> Feb 22 10:44:16 nkoc kernel: [<c10c8310>] ? sys_madvise+0x1f0/0x570 >> Feb 22 10:44:16 nkoc kernel: [<c10503d0>] ? hrtimer_interrupt+0x170/0x290 >> Feb 22 10:44:16 nkoc kernel: [<c12c9935>] ? __percpu_counter_add+0x65/0xb0 >> Feb 22 10:44:16 nkoc kernel: [<c17f142f>] ? syscall_call+0x7/0xb >> Feb 22 10:44:16 nkoc kernel: [<c17f0000>] ? __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: [<c10e54cc>] >> __split_huge_page_pmd+0x1fc/0x220 SS:ESP 0068:f1d75e68 >> Feb 22 10:44:16 nkoc kernel: ---[ end trace e8618ddbef619686 ]--- > > > > -- > 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/ > > ^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2013-02-23 8:41 UTC | newest] Thread overview: 3+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2013-02-22 10:01 bug report for 3.8.0-rc1+ NKoc 2013-02-22 12:51 ` [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+) Peter Hurley 2013-02-23 8:41 ` Hillf Danton
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