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SubjectKernel Opppps Kernel 4.20.0
I got this message this morning on Kernel 4.20.0 , mind you I have not
done anything differently as the same with kernel 4.19.6. So when this
came up this morning I figured I needed to send this in.




[74011.275028] ------------[ cut here ]------------
[74011.275031] CPA: called for zero pte. vaddr = 0 cpa->vaddr = 0
[74011.275041] WARNING: CPU: 0 PID: 33 at arch/x86/mm/pageattr.c:1466
__cpa_process_fault+0x365/0x390
[74011.275041] Modules linked in: fuse cmac cifs fscache snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss
snd_mixer_oss ipv6 cfg80211 8021q garp mrp stp llc joydev hid_generic
usbhid hid hp_wmi sparse_keymap rfkill wmi_bmof gpio_ich ppdev evdev
coretemp snd_hda_codec_realtek snd_hda_codec_hdmi
snd_hda_codec_generic uhci_hcd psmouse serio_raw nouveau mxm_wmi video
ttm drm_kms_helper drm agpgart i2c_algo_bit lpc_ich fb_sys_fops
firewire_ohci firewire_core syscopyarea sysfillrect sysimgblt tg3
i2c_core libphy hwmon parport_pc wmi parport snd_hda_intel
snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd button
ehci_pci ehci_hcd soundcore pcc_cpufreq acpi_cpufreq loop
[74011.275074] CPU: 0 PID: 33 Comm: kswapd0 Tainted: G I
4.20.0 #1
[74011.275075] Hardware name: Hewlett-Packard HP xw4600
Workstation/0AA0h, BIOS 786F3 v01.34 07/09/2012
[74011.275077] EIP: __cpa_process_fault+0x365/0x390
[74011.275079] Code: c4 0c 85 c0 0f 88 5a fe ff ff 01 c6 e9 4b fe ff
ff 8b 7d d8 e9 64 ff ff ff 8b 03 ff 30 ff 75 f0 68 d4 9b 18 d8 e8 7e
0c 01 00 <0f> 0b be f2 ff ff ff 83 c4 0c e9 e4 fc ff ff 8b 45 f0 8d b8
00 00
[74011.275080] EAX: 00000032 EBX: f4acfd78 ECX: d8309424 EDX: 00000007
[74011.275081] ESI: f4acfd78 EDI: 00000000 EBP: f4acfcc4 ESP: f4acfc88
[74011.275083] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 EFLAGS: 00010292
[74011.275084] CR0: 80050033 CR2: b72c3000 CR3: 2b290000 CR4: 000006d0
[74011.275084] Call Trace:
[74011.275090] ? __change_page_attr_set_clr+0x575/0x880
[74011.275092] ? sched_clock+0x8/0x10
[74011.275095] ? flush_tlb_kernel_range+0x70/0x80
[74011.275097] ? __free_vmap_area+0x42/0xd0
[74011.275099] ? __purge_vmap_area_lazy+0x68/0x90
[74011.275101] ? change_page_attr_set_clr+0xf1/0x2f0
[74011.275103] ? xas_load+0xe/0xc0
[74011.275106] ? set_memory_wb+0x35/0x80
[74011.275111] ? ttm_pages_put+0x4c/0x90 [ttm]
[74011.275115] ? ttm_page_pool_free+0x104/0x170 [ttm]
[74011.275119] ? ttm_pool_shrink_scan+0xc0/0x100 [ttm]
[74011.275122] ? do_shrink_slab+0x155/0x2f0
[74011.275124] ? shrink_slab+0x1cf/0x240
[74011.275126] ? __switch_to_asm+0x26/0x50
[74011.275128] ? shrink_node+0xe1/0x430
[74011.275130] ? kswapd+0x375/0x630
[74011.275133] ? kthread+0xef/0x110
[74011.275135] ? mem_cgroup_shrink_node+0x120/0x120
[74011.275136] ? kthread_stop+0xd0/0xd0
[74011.275138] ? ret_from_fork+0x2e/0x40
[74011.275139] ---[ end trace 3ff74d1f7f433be3 ]---
[74011.275140] [TTM] Failed to set 1024 pages to wb!
[74011.277580] ------------[ cut here ]------------
[74011.277582] CPA: called for zero pte. vaddr = 0 cpa->vaddr = 0
[74011.277590] WARNING: CPU: 0 PID: 33 at arch/x86/mm/pageattr.c:1466
__cpa_process_fault+0x365/0x390
[74011.277590] Modules linked in: fuse cmac cifs fscache snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss
snd_mixer_oss ipv6 cfg80211 8021q garp mrp stp llc joydev hid_generic
usbhid hid hp_wmi sparse_keymap rfkill wmi_bmof gpio_ich ppdev evdev
coretemp snd_hda_codec_realtek snd_hda_codec_hdmi
snd_hda_codec_generic uhci_hcd psmouse serio_raw nouveau mxm_wmi video
ttm drm_kms_helper drm agpgart i2c_algo_bit lpc_ich fb_sys_fops
firewire_ohci firewire_core syscopyarea sysfillrect sysimgblt tg3
i2c_core libphy hwmon parport_pc wmi parport snd_hda_intel
snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd button
ehci_pci ehci_hcd soundcore pcc_cpufreq acpi_cpufreq loop
[74011.277619] CPU: 0 PID: 33 Comm: kswapd0 Tainted: G W I
4.20.0 #1
[74011.277619] Hardware name: Hewlett-Packard HP xw4600
Workstation/0AA0h, BIOS 786F3 v01.34 07/09/2012
[74011.277622] EIP: __cpa_process_fault+0x365/0x390
[74011.277623] Code: c4 0c 85 c0 0f 88 5a fe ff ff 01 c6 e9 4b fe ff
ff 8b 7d d8 e9 64 ff ff ff 8b 03 ff 30 ff 75 f0 68 d4 9b 18 d8 e8 7e
0c 01 00 <0f> 0b be f2 ff ff ff 83 c4 0c e9 e4 fc ff ff 8b 45 f0 8d b8
00 00
[74011.277625] EAX: 00000032 EBX: f4acfd78 ECX: d8309424 EDX: 00000007
[74011.277626] ESI: f4acfd78 EDI: 00000000 EBP: f4acfcc4 ESP: f4acfc88
[74011.277627] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 EFLAGS: 00010292
[74011.277628] CR0: 80050033 CR2: b72c3000 CR3: 32b74000 CR4: 000006d0
[74011.277629] Call Trace:
[74011.277633] ? __change_page_attr_set_clr+0x575/0x880
[74011.277636] ? sched_clock+0x8/0x10
[74011.277639] ? enqueue_entity+0xa2/0x2f0
[74011.277641] ? __switch_to_asm+0x32/0x50
[74011.277642] ? __switch_to_asm+0x26/0x50
[74011.277643] ? __switch_to_asm+0x32/0x50
[74011.277645] ? __switch_to_asm+0x32/0x50
[74011.277646] ? __switch_to_asm+0x26/0x50
[74011.277647] ? __switch_to_asm+0x32/0x50
[74011.277649] ? __switch_to_asm+0x26/0x50
[74011.277651] ? change_page_attr_set_clr+0xf1/0x2f0
[74011.277652] ? __switch_to_asm+0x32/0x50
[74011.277653] ? __switch_to_asm+0x26/0x50
[74011.277656] ? set_memory_wb+0x35/0x80
[74011.277661] ? ttm_pages_put+0x4c/0x90 [ttm]
[74011.277665] ? ttm_page_pool_free+0x104/0x170 [ttm]
[74011.277668] ? ttm_pool_shrink_scan+0xc0/0x100 [ttm]
[74011.277671] ? do_shrink_slab+0x155/0x2f0
[74011.277673] ? shrink_slab+0x1cf/0x240
[74011.277674] ? __switch_to_asm+0x26/0x50
[74011.277676] ? shrink_node+0xe1/0x430
[74011.277678] ? kswapd+0x375/0x630
[74011.277681] ? kthread+0xef/0x110
[74011.277683] ? mem_cgroup_shrink_node+0x120/0x120
[74011.277684] ? kthread_stop+0xd0/0xd0
[74011.277686] ? ret_from_fork+0x2e/0x40
[74011.277687] ---[ end trace 3ff74d1f7f433be4 ]---
[74011.277688] [TTM] Failed to set 1024 pages to wb!
[74011.280974] ------------[ cut here ]------------
[74011.280976] CPA: called for zero pte. vaddr = 0 cpa->vaddr = 0
[74011.280985] WARNING: CPU: 0 PID: 33 at arch/x86/mm/pageattr.c:1466
__cpa_process_fault+0x365/0x390
[74011.280985] Modules linked in: fuse cmac cifs fscache snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss
snd_mixer_oss ipv6 cfg80211 8021q garp mrp stp llc joydev hid_generic
usbhid hid hp_wmi sparse_keymap rfkill wmi_bmof gpio_ich ppdev evdev
coretemp snd_hda_codec_realtek snd_hda_codec_hdmi
snd_hda_codec_generic uhci_hcd psmouse serio_raw nouveau mxm_wmi video
ttm drm_kms_helper drm agpgart i2c_algo_bit lpc_ich fb_sys_fops
firewire_ohci firewire_core syscopyarea sysfillrect sysimgblt tg3
i2c_core libphy hwmon parport_pc wmi parport snd_hda_intel
snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd button
ehci_pci ehci_hcd soundcore pcc_cpufreq acpi_cpufreq loop
[74011.281016] CPU: 0 PID: 33 Comm: kswapd0 Tainted: G W I
4.20.0 #1
[74011.281017] Hardware name: Hewlett-Packard HP xw4600
Workstation/0AA0h, BIOS 786F3 v01.34 07/09/2012
[74011.281019] EIP: __cpa_process_fault+0x365/0x390
[74011.281021] Code: c4 0c 85 c0 0f 88 5a fe ff ff 01 c6 e9 4b fe ff
ff 8b 7d d8 e9 64 ff ff ff 8b 03 ff 30 ff 75 f0 68 d4 9b 18 d8 e8 7e
0c 01 00 <0f> 0b be f2 ff ff ff 83 c4 0c e9 e4 fc ff ff 8b 45 f0 8d b8
00 00
[74011.281022] EAX: 00000032 EBX: f4acfd78 ECX: d8309424 EDX: 00000007
[74011.281023] ESI: f4acfd78 EDI: 00000000 EBP: f4acfcc4 ESP: f4acfc88
[74011.281024] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 EFLAGS: 00210292
[74011.281025] CR0: 80050033 CR2: b72c3000 CR3: 292b5000 CR4: 000006d0
[74011.281026] Call Trace:
[74011.281031] ? __change_page_attr_set_clr+0x575/0x880
[74011.281033] ? update_curr+0xbf/0x1b0
[74011.281036] ? sched_clock+0x8/0x10
[74011.281037] ? enqueue_entity+0xa2/0x2f0
[74011.281040] ? __switch_to_asm+0x32/0x50
[74011.281041] ? __switch_to_asm+0x26/0x50
[74011.281042] ? __switch_to_asm+0x32/0x50
[74011.281044] ? __switch_to_asm+0x32/0x50
[74011.281045] ? __switch_to_asm+0x26/0x50
[74011.281046] ? __switch_to_asm+0x32/0x50
[74011.281047] ? __switch_to_asm+0x26/0x50
[74011.281049] ? change_page_attr_set_clr+0xf1/0x2f0
[74011.281051] ? __switch_to_asm+0x32/0x50
[74011.281052] ? __switch_to_asm+0x26/0x50
[74011.281054] ? set_memory_wb+0x35/0x80
[74011.281061] ? ttm_pages_put+0x4c/0x90 [ttm]
[74011.281064] ? ttm_page_pool_free+0x104/0x170 [ttm]
[74011.281068] ? ttm_pool_shrink_scan+0xc0/0x100 [ttm]
[74011.281071] ? do_shrink_slab+0x155/0x2f0
[74011.281073] ? shrink_slab+0x1cf/0x240
[74011.281074] ? __switch_to_asm+0x26/0x50
[74011.281076] ? shrink_node+0xe1/0x430
[74011.281078] ? kswapd+0x375/0x630
[74011.281081] ? kthread+0xef/0x110
[74011.281083] ? mem_cgroup_shrink_node+0x120/0x120
[74011.281084] ? kthread_stop+0xd0/0xd0
[74011.281086] ? ret_from_fork+0x2e/0x40
[74011.281087] ---[ end trace 3ff74d1f7f433be5 ]---
[74011.281088] [TTM] Failed to set 1024 pages to wb!
[74011.283664] ------------[ cut here ]------------
[74011.283666] CPA: called for zero pte. vaddr = 0 cpa->vaddr = 0
[74011.283673] WARNING: CPU: 0 PID: 33 at arch/x86/mm/pageattr.c:1466
__cpa_process_fault+0x365/0x390
[74011.283674] Modules linked in: fuse cmac cifs fscache snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss
snd_mixer_oss ipv6 cfg80211 8021q garp mrp stp llc joydev hid_generic
usbhid hid hp_wmi sparse_keymap rfkill wmi_bmof gpio_ich ppdev evdev
coretemp snd_hda_codec_realtek snd_hda_codec_hdmi
snd_hda_codec_generic uhci_hcd psmouse serio_raw nouveau mxm_wmi video
ttm drm_kms_helper drm agpgart i2c_algo_bit lpc_ich fb_sys_fops
firewire_ohci firewire_core syscopyarea sysfillrect sysimgblt tg3
i2c_core libphy hwmon parport_pc wmi parport snd_hda_intel
snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd button
ehci_pci ehci_hcd soundcore pcc_cpufreq acpi_cpufreq loop
[74011.283702] CPU: 0 PID: 33 Comm: kswapd0 Tainted: G W I
4.20.0 #1
[74011.283702] Hardware name: Hewlett-Packard HP xw4600
Workstation/0AA0h, BIOS 786F3 v01.34 07/09/2012
[74011.283705] EIP: __cpa_process_fault+0x365/0x390
[74011.283706] Code: c4 0c 85 c0 0f 88 5a fe ff ff 01 c6 e9 4b fe ff
ff 8b 7d d8 e9 64 ff ff ff 8b 03 ff 30 ff 75 f0 68 d4 9b 18 d8 e8 7e
0c 01 00 <0f> 0b be f2 ff ff ff 83 c4 0c e9 e4 fc ff ff 8b 45 f0 8d b8
00 00
[74011.283708] EAX: 00000032 EBX: f4acfd78 ECX: d8309424 EDX: 00000007
[74011.283709] ESI: f4acfd78 EDI: 00000000 EBP: f4acfcc4 ESP: f4acfc88
[74011.283710] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 EFLAGS: 00010292
[74011.283711] CR0: 80050033 CR2: b72c3000 CR3: 32b74000 CR4: 000006d0
[74011.283712] Call Trace:
[74011.283716] ? ktime_get+0x3f/0x120
[74011.283718] ? __change_page_attr_set_clr+0x575/0x880
[74011.283720] ? sched_clock+0x8/0x10
[74011.283722] ? enqueue_entity+0xa2/0x2f0
[74011.283724] ? __switch_to_asm+0x32/0x50
[74011.283726] ? __switch_to_asm+0x26/0x50
[74011.283727] ? __switch_to_asm+0x32/0x50
[74011.283728] ? __switch_to_asm+0x32/0x50
[74011.283730] ? __switch_to_asm+0x26/0x50
[74011.283731] ? __switch_to_asm+0x32/0x50
[74011.283732] ? __switch_to_asm+0x26/0x50
[74011.283734] ? change_page_attr_set_clr+0xf1/0x2f0
[74011.283735] ? __switch_to_asm+0x32/0x50
[74011.283737] ? __switch_to_asm+0x26/0x50
[74011.283739] ? set_memory_wb+0x35/0x80
[74011.283744] ? ttm_pages_put+0x4c/0x90 [ttm]
[74011.283748] ? ttm_page_pool_free+0x104/0x170 [ttm]
[74011.283752] ? ttm_pool_shrink_scan+0xc0/0x100 [ttm]
[74011.283754] ? do_shrink_slab+0x155/0x2f0
[74011.283756] ? shrink_slab+0x1cf/0x240
[74011.283758] ? __switch_to_asm+0x26/0x50
[74011.283760] ? shrink_node+0xe1/0x430
[74011.283762] ? kswapd+0x375/0x630
[74011.283764] ? kthread+0xef/0x110
[74011.283766] ? mem_cgroup_shrink_node+0x120/0x120
[74011.283768] ? kthread_stop+0xd0/0xd0
[74011.283769] ? ret_from_fork+0x2e/0x40
[74011.283770] ---[ end trace 3ff74d1f7f433be6 ]---
[74011.283771] [TTM] Failed to set 1024 pages to wb!
[74011.291409] ------------[ cut here ]------------
[74011.291412] CPA: called for zero pte. vaddr = 0 cpa->vaddr = 0
[74011.291423] WARNING: CPU: 0 PID: 33 at arch/x86/mm/pageattr.c:1466
__cpa_process_fault+0x365/0x390
[74011.291424] Modules linked in: fuse cmac cifs fscache snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss
snd_mixer_oss ipv6 cfg80211 8021q garp mrp stp llc joydev hid_generic
usbhid hid hp_wmi sparse_keymap rfkill wmi_bmof gpio_ich ppdev evdev
coretemp snd_hda_codec_realtek snd_hda_codec_hdmi
snd_hda_codec_generic uhci_hcd psmouse serio_raw nouveau mxm_wmi video
ttm drm_kms_helper drm agpgart i2c_algo_bit lpc_ich fb_sys_fops
firewire_ohci firewire_core syscopyarea sysfillrect sysimgblt tg3
i2c_core libphy hwmon parport_pc wmi parport snd_hda_intel
snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd button
ehci_pci ehci_hcd soundcore pcc_cpufreq acpi_cpufreq loop
[74011.291456] CPU: 0 PID: 33 Comm: kswapd0 Tainted: G W I
4.20.0 #1
[74011.291457] Hardware name: Hewlett-Packard HP xw4600
Workstation/0AA0h, BIOS 786F3 v01.34 07/09/2012
[74011.291459] EIP: __cpa_process_fault+0x365/0x390
[74011.291461] Code: c4 0c 85 c0 0f 88 5a fe ff ff 01 c6 e9 4b fe ff
ff 8b 7d d8 e9 64 ff ff ff 8b 03 ff 30 ff 75 f0 68 d4 9b 18 d8 e8 7e
0c 01 00 <0f> 0b be f2 ff ff ff 83 c4 0c e9 e4 fc ff ff 8b 45 f0 8d b8
00 00
[74011.291463] EAX: 00000032 EBX: f4acfd78 ECX: d8309424 EDX: 00000007
[74011.291464] ESI: f4acfd78 EDI: 00000000 EBP: f4acfcc4 ESP: f4acfc88
[74011.291465] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 EFLAGS: 00010292
[74011.291466] CR0: 80050033 CR2: b72c3000 CR3: 31c5b000 CR4: 000006d0
[74011.291467] Call Trace:
[74011.291472] ? __change_page_attr_set_clr+0x575/0x880
[74011.291474] ? default_inquire_remote_apic+0x10/0x10
[74011.291477] ? lapic_next_event+0x1d/0x30
[74011.291480] ? change_page_attr_set_clr+0xf1/0x2f0
[74011.291483] ? es_do_reclaim_extents+0x9a/0x100
[74011.291485] ? set_memory_wb+0x35/0x80
[74011.291491] ? ttm_pages_put+0x4c/0x90 [ttm]
[74011.291495] ? ttm_page_pool_free+0x104/0x170 [ttm]
[74011.291499] ? ttm_pool_shrink_scan+0xc0/0x100 [ttm]
[74011.291502] ? do_shrink_slab+0x155/0x2f0
[74011.291504] ? shrink_slab+0x1cf/0x240
[74011.291506] ? __switch_to_asm+0x26/0x50
[74011.291508] ? shrink_node+0xe1/0x430
[74011.291510] ? kswapd+0x375/0x630
[74011.291513] ? kthread+0xef/0x110
[74011.291515] ? mem_cgroup_shrink_node+0x120/0x120
[74011.291516] ? kthread_stop+0xd0/0xd0
[74011.291518] ? ret_from_fork+0x2e/0x40
[74011.291519] ---[ end trace 3ff74d1f7f433be7 ]---
[74011.291521] [TTM] Failed to set 1024 pages to wb!
[74011.291534] ------------[ cut here ]------------
[74011.291534] CPA: called for zero pte. vaddr = 0 cpa->vaddr = 0
[74011.291538] WARNING: CPU: 0 PID: 33 at arch/x86/mm/pageattr.c:1466
__cpa_process_fault+0x365/0x390
[74011.291538] Modules linked in: fuse cmac cifs fscache snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss
snd_mixer_oss ipv6 cfg80211 8021q garp mrp stp llc joydev hid_generic
usbhid hid hp_wmi sparse_keymap rfkill wmi_bmof gpio_ich ppdev evdev
coretemp snd_hda_codec_realtek snd_hda_codec_hdmi
snd_hda_codec_generic uhci_hcd psmouse serio_raw nouveau mxm_wmi video
ttm drm_kms_helper drm agpgart i2c_algo_bit lpc_ich fb_sys_fops
firewire_ohci firewire_core syscopyarea sysfillrect sysimgblt tg3
i2c_core libphy hwmon parport_pc wmi parport snd_hda_intel
snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd button
ehci_pci ehci_hcd soundcore pcc_cpufreq acpi_cpufreq loop
[74011.291558] CPU: 0 PID: 33 Comm: kswapd0 Tainted: G W I
4.20.0 #1
[74011.291559] Hardware name: Hewlett-Packard HP xw4600
Workstation/0AA0h, BIOS 786F3 v01.34 07/09/2012
[74011.291561] EIP: __cpa_process_fault+0x365/0x390
[74011.291562] Code: c4 0c 85 c0 0f 88 5a fe ff ff 01 c6 e9 4b fe ff
ff 8b 7d d8 e9 64 ff ff ff 8b 03 ff 30 ff 75 f0 68 d4 9b 18 d8 e8 7e
0c 01 00 <0f> 0b be f2 ff ff ff 83 c4 0c e9 e4 fc ff ff 8b 45 f0 8d b8
00 00
[74011.291563] EAX: 00000032 EBX: f4acfd78 ECX: d8309424 EDX: 00000007
[74011.291564] ESI: f4acfd78 EDI: 00000000 EBP: f4acfcc4 ESP: f4acfc88
[74011.291565] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 EFLAGS: 00010292
[74011.291567] CR0: 80050033 CR2: b72c3000 CR3: 31c5b000 CR4: 000006d0
[74011.291567] Call Trace:
[74011.291570] ? sched_clock+0x8/0x10
[74011.291572] ? __change_page_attr_set_clr+0x575/0x880
[74011.291575] ? sched_clock_cpu+0xb5/0xd0
[74011.291577] ? log_store+0x1f7/0x280
[74011.291579] ? change_page_attr_set_clr+0xf1/0x2f0
[74011.291581] ? set_memory_wb+0x35/0x80
[74011.291585] ? ttm_pages_put+0x4c/0x90 [ttm]
[74011.291589] ? ttm_page_pool_free+0x104/0x170 [ttm]
[74011.291593] ? ttm_pool_shrink_scan+0xc0/0x100 [ttm]
[74011.291595] ? do_shrink_slab+0x155/0x2f0
[74011.291597] ? shrink_slab+0x1cf/0x240
[74011.291598] ? __switch_to_asm+0x26/0x50
[74011.291600] ? shrink_node+0xe1/0x430
[74011.291602] ? kswapd+0x375/0x630
[74011.291604] ? kthread+0xef/0x110
[74011.291606] ? mem_cgroup_shrink_node+0x120/0x120
[74011.291608] ? kthread_stop+0xd0/0xd0
[74011.291609] ? ret_from_fork+0x2e/0x40
[74011.291610] ---[ end trace 3ff74d1f7f433be8 ]---
[74011.291611] [TTM] Failed to set 1024 pages to wb!
[74011.298088] ------------[ cut here ]------------
[74011.298091] CPA: called for zero pte. vaddr = 0 cpa->vaddr = 0
[74011.298104] WARNING: CPU: 0 PID: 33 at arch/x86/mm/pageattr.c:1466
__cpa_process_fault+0x365/0x390
[74011.298104] Modules linked in: fuse cmac cifs fscache snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss
snd_mixer_oss ipv6 cfg80211 8021q garp mrp stp llc joydev hid_generic
usbhid hid hp_wmi sparse_keymap rfkill wmi_bmof gpio_ich ppdev evdev
coretemp snd_hda_codec_realtek snd_hda_codec_hdmi
snd_hda_codec_generic uhci_hcd psmouse serio_raw nouveau mxm_wmi video
ttm drm_kms_helper drm agpgart i2c_algo_bit lpc_ich fb_sys_fops
firewire_ohci firewire_core syscopyarea sysfillrect sysimgblt tg3
i2c_core libphy hwmon parport_pc wmi parport snd_hda_intel
snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd button
ehci_pci ehci_hcd soundcore pcc_cpufreq acpi_cpufreq loop
[74011.298136] CPU: 0 PID: 33 Comm: kswapd0 Tainted: G W I
4.20.0 #1
[74011.298137] Hardware name: Hewlett-Packard HP xw4600
Workstation/0AA0h, BIOS 786F3 v01.34 07/09/2012
[74011.298140] EIP: __cpa_process_fault+0x365/0x390
[74011.298142] Code: c4 0c 85 c0 0f 88 5a fe ff ff 01 c6 e9 4b fe ff
ff 8b 7d d8 e9 64 ff ff ff 8b 03 ff 30 ff 75 f0 68 d4 9b 18 d8 e8 7e
0c 01 00 <0f> 0b be f2 ff ff ff 83 c4 0c e9 e4 fc ff ff 8b 45 f0 8d b8
00 00
[74011.298143] EAX: 00000032 EBX: f4acfd78 ECX: d8309424 EDX: 00000007
[74011.298144] ESI: f4acfd78 EDI: 00000000 EBP: f4acfcc4 ESP: f4acfc88
[74011.298145] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 EFLAGS: 00010292
[74011.298146] CR0: 80050033 CR2: b72c3000 CR3: 32b74000 CR4: 000006d0
[74011.298147] Call Trace:
[74011.298152] ? __change_page_attr_set_clr+0x575/0x880
[74011.298155] ? default_inquire_remote_apic+0x10/0x10
[74011.298158] ? tick_program_event+0x3d/0x90
[74011.298160] ? change_page_attr_set_clr+0xf1/0x2f0
[74011.298163] ? es_do_reclaim_extents+0x9a/0x100
[74011.298166] ? set_memory_wb+0x35/0x80
[74011.298172] ? ttm_pages_put+0x4c/0x90 [ttm]
[74011.298176] ? ttm_page_pool_free+0x104/0x170 [ttm]
[74011.298180] ? ttm_pool_shrink_scan+0xc0/0x100 [ttm]
[74011.298183] ? do_shrink_slab+0x155/0x2f0
[74011.298185] ? shrink_slab+0x1cf/0x240
[74011.298188] ? __switch_to_asm+0x26/0x50
[74011.298190] ? shrink_node+0xe1/0x430
[74011.298192] ? kswapd+0x375/0x630
[74011.298195] ? kthread+0xef/0x110
[74011.298196] ? mem_cgroup_shrink_node+0x120/0x120
[74011.298198] ? kthread_stop+0xd0/0xd0
[74011.298199] ? ret_from_fork+0x2e/0x40
[74011.298200] ---[ end trace 3ff74d1f7f433be9 ]---
[74011.298202] [TTM] Failed to set 1024 pages to wb!
[74011.298215] ------------[ cut here ]------------
[74011.298216] CPA: called for zero pte. vaddr = 0 cpa->vaddr = 0
[74011.298219] WARNING: CPU: 0 PID: 33 at arch/x86/mm/pageattr.c:1466
__cpa_process_fault+0x365/0x390
[74011.298219] Modules linked in: fuse cmac cifs fscache snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss
snd_mixer_oss ipv6 cfg80211 8021q garp mrp stp llc joydev hid_generic
usbhid hid hp_wmi sparse_keymap rfkill wmi_bmof gpio_ich ppdev evdev
coretemp snd_hda_codec_realtek snd_hda_codec_hdmi
snd_hda_codec_generic uhci_hcd psmouse serio_raw nouveau mxm_wmi video
ttm drm_kms_helper drm agpgart i2c_algo_bit lpc_ich fb_sys_fops
firewire_ohci firewire_core syscopyarea sysfillrect sysimgblt tg3
i2c_core libphy hwmon parport_pc wmi parport snd_hda_intel
snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd button
ehci_pci ehci_hcd soundcore pcc_cpufreq acpi_cpufreq loop
[74011.298239] CPU: 0 PID: 33 Comm: kswapd0 Tainted: G W I
4.20.0 #1
[74011.298240] Hardware name: Hewlett-Packard HP xw4600
Workstation/0AA0h, BIOS 786F3 v01.34 07/09/2012
[74011.298242] EIP: __cpa_process_fault+0x365/0x390
[74011.298243] Code: c4 0c 85 c0 0f 88 5a fe ff ff 01 c6 e9 4b fe ff
ff 8b 7d d8 e9 64 ff ff ff 8b 03 ff 30 ff 75 f0 68 d4 9b 18 d8 e8 7e
0c 01 00 <0f> 0b be f2 ff ff ff 83 c4 0c e9 e4 fc ff ff 8b 45 f0 8d b8
00 00
[74011.298244] EAX: 00000032 EBX: f4acfd78 ECX: d8309424 EDX: 00000007
[74011.298245] ESI: f4acfd78 EDI: 00000000 EBP: f4acfcc4 ESP: f4acfc88
[74011.298247] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 EFLAGS: 00010292
[74011.298248] CR0: 80050033 CR2: b72c3000 CR3: 32b74000 CR4: 000006d0
[74011.298248] Call Trace:
[74011.298252] ? sched_clock+0x8/0x10
[74011.298254] ? __change_page_attr_set_clr+0x575/0x880
[74011.298256] ? sched_clock_cpu+0xb5/0xd0
[74011.298258] ? log_store+0x1f7/0x280
[74011.298260] ? change_page_attr_set_clr+0xf1/0x2f0
[74011.298263] ? set_memory_wb+0x35/0x80
[74011.298267] ? ttm_pages_put+0x4c/0x90 [ttm]
[74011.298270] ? ttm_page_pool_free+0x104/0x170 [ttm]
[74011.298274] ? ttm_pool_shrink_scan+0xc0/0x100 [ttm]
[74011.298276] ? do_shrink_slab+0x155/0x2f0
[74011.298278] ? shrink_slab+0x1cf/0x240
[74011.298279] ? __switch_to_asm+0x26/0x50
[74011.298281] ? shrink_node+0xe1/0x430
[74011.298283] ? kswapd+0x375/0x630
[74011.298286] ? kthread+0xef/0x110
[74011.298287] ? mem_cgroup_shrink_node+0x120/0x120
[74011.298289] ? kthread_stop+0xd0/0xd0
[74011.298290] ? ret_from_fork+0x2e/0x40
[74011.298291] ---[ end trace 3ff74d1f7f433bea ]---
[74011.298292] [TTM] Failed to set 1024 pages to wb!

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