* 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 ]---
>
>
>
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^ permalink raw reply [flat|nested] 3+ messages in thread
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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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