[Kernel-packages] [Bug 1747563] Re: Ubuntu18.04[P9, Boston]: while booting system with disable_radix as kernel boot parameter continuous cpu warn on seen in console

[Joseph Salisbury]

** Changed in: linux (Ubuntu Bionic)
   Status: Fix Committed => Fix Released

** Changed in: ubuntu-power-systems
   Status: Fix Committed => Fix Released

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1747563

Title:
  Ubuntu18.04[P9, Boston]: while booting system with disable_radix as
  kernel boot parameter   continuous  cpu warn on seen in console

Status in The Ubuntu-power-systems project:
  Fix Released
Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Bionic:
  Fix Released

Bug description:
  == Comment: #0 - Praveen K. Pandey  - 2018-01-16 
02:38:52 ==
  Problem Description :

   while booting Power9 Boston as ubuntu18.04  system with disable_radix
  as kernel boot parameter   continuous  cpu warn on seen in console

  Steps to reproduce:
  1- install P9 system with ubuntu 18.04
  2-  boot system with disable_radix as kernel boot parameter

  LOG:

  0
  [   47.953357] [c00febc3be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.953358] Instruction dump:
  [   47.953358] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.953360] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.953363] ---[ end trace 69b8c2ab7570cdbf ]---
  [   47.953561] [ cut here ]
  [   47.953562] WARNING: CPU: 23 PID: 995 at 
/build/linux-268tGw/linux-4.13.0/mm/vmalloc.c:2521 pcpu_get_vm_areas+0x62c/0x660
  [   47.953563] Modules linked in: hid_generic crc32c_vpmsum ast i2c_algo_bit 
ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm usbhid hid 
aac
  raid i40e(+)
  [   47.953567] CPU: 23 PID: 995 Comm: kworker/23:1 Tainted: GW   
4.13.0-25-generic #29-Ubuntu
  [   47.953569] Workqueue: events pcpu_balance_workfn
  [   47.953570] task: c00febb97000 task.stack: c00febc38000
  [   47.953570] NIP: c032fedc LR: c02f9c54 CTR: 

  [   47.953571] REGS: c00febc3b800 TRAP: 0700   Tainted: GW
(4.13.0-25-generic)
  [   47.953571] MSR: 92029033 
  [   47.953574]   CR: 24024828  XER: 2004
  [   47.953574] CFAR: c032fa98 SOFTE: 1 
  [   47.953574] GPR00: 21e0 c00febc3ba80 c15f6200 
c000200fff6da480 
  [   47.953574] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.953574] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.953574] GPR12: 0002 cfacf180 c0f7dbe0 
c00febc3bbb0 
  [   47.953574] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.953574] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.953574] GPR24:  c000200fff6da488 0001 
2320 
  [   47.953574] GPR28: 0002 000f d800 
d000 
  [

  
  [   47.960515] GPR00: 21e0 c00febc5ba80 c15f6200 
c000200fff6da480 
  [   47.960515] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.960515] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.960515] GPR12: 0002 cfacdc80 c0f7dbe0 
c00febc5bbb0 
  [   47.960515] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.960515] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.960515] GPR24:  c000200fff6da488 0001 
2320 
  [   47.960515] GPR28: 0002 000f d800 
d000 
  [   47.960527] NIP [c032fedc] pcpu_get_vm_areas+0x62c/0x660
  [   47.960528] LR [c02f9c54] pcpu_create_chunk+0xb4/0x1b0
  [   47.960528] Call Trace:
  [   47.960529] [c00febc5ba80] [c00febc5bac0] 0xc00febc5bac0 
(unreliable)
  [   47.960531] [c00febc5bb50] [c02f9c54] 
pcpu_create_chunk+0xb4/0x1b0
  [   47.960532] [c00febc5bb90] [c02fb510] 
pcpu_balance_workfn+0x600/0x960
  [   47.960534] [c00febc5bc90] [c0124018] 
process_one_work+0x298/0x5a0
  [   47.960536] [c00febc5bd20] [c01243a8] worker_thread+0x88/0x620
  [   47.960537] [c00febc5bdc0] [c012d21c] kthread+0x1ac/0x1c0
  [   47.960539] [c00febc5be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.960539] Instruction dump:
  [   47.960540] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.960542] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.960545] ---[ end trace 69b8c2ab7570ce02 ]---
  [   47.960554] [ cut here ]
  [   47.960556] WARNING: CPU: 21 PID: 

[Kernel-packages] [Bug 1747563] Re: Ubuntu18.04[P9, Boston]: while booting system with disable_radix as kernel boot parameter continuous cpu warn on seen in console

[bugproxy]

** Tags removed: targetmilestone-inin---
** Tags added: targetmilestone-inin1804

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1747563

Title:
  Ubuntu18.04[P9, Boston]: while booting system with disable_radix as
  kernel boot parameter   continuous  cpu warn on seen in console

Status in The Ubuntu-power-systems project:
  Fix Committed
Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Bionic:
  Fix Committed

Bug description:
  == Comment: #0 - Praveen K. Pandey  - 2018-01-16 
02:38:52 ==
  Problem Description :

   while booting Power9 Boston as ubuntu18.04  system with disable_radix
  as kernel boot parameter   continuous  cpu warn on seen in console

  Steps to reproduce:
  1- install P9 system with ubuntu 18.04
  2-  boot system with disable_radix as kernel boot parameter

  LOG:

  0
  [   47.953357] [c00febc3be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.953358] Instruction dump:
  [   47.953358] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.953360] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.953363] ---[ end trace 69b8c2ab7570cdbf ]---
  [   47.953561] [ cut here ]
  [   47.953562] WARNING: CPU: 23 PID: 995 at 
/build/linux-268tGw/linux-4.13.0/mm/vmalloc.c:2521 pcpu_get_vm_areas+0x62c/0x660
  [   47.953563] Modules linked in: hid_generic crc32c_vpmsum ast i2c_algo_bit 
ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm usbhid hid 
aac
  raid i40e(+)
  [   47.953567] CPU: 23 PID: 995 Comm: kworker/23:1 Tainted: GW   
4.13.0-25-generic #29-Ubuntu
  [   47.953569] Workqueue: events pcpu_balance_workfn
  [   47.953570] task: c00febb97000 task.stack: c00febc38000
  [   47.953570] NIP: c032fedc LR: c02f9c54 CTR: 

  [   47.953571] REGS: c00febc3b800 TRAP: 0700   Tainted: GW
(4.13.0-25-generic)
  [   47.953571] MSR: 92029033 
  [   47.953574]   CR: 24024828  XER: 2004
  [   47.953574] CFAR: c032fa98 SOFTE: 1 
  [   47.953574] GPR00: 21e0 c00febc3ba80 c15f6200 
c000200fff6da480 
  [   47.953574] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.953574] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.953574] GPR12: 0002 cfacf180 c0f7dbe0 
c00febc3bbb0 
  [   47.953574] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.953574] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.953574] GPR24:  c000200fff6da488 0001 
2320 
  [   47.953574] GPR28: 0002 000f d800 
d000 
  [

  
  [   47.960515] GPR00: 21e0 c00febc5ba80 c15f6200 
c000200fff6da480 
  [   47.960515] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.960515] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.960515] GPR12: 0002 cfacdc80 c0f7dbe0 
c00febc5bbb0 
  [   47.960515] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.960515] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.960515] GPR24:  c000200fff6da488 0001 
2320 
  [   47.960515] GPR28: 0002 000f d800 
d000 
  [   47.960527] NIP [c032fedc] pcpu_get_vm_areas+0x62c/0x660
  [   47.960528] LR [c02f9c54] pcpu_create_chunk+0xb4/0x1b0
  [   47.960528] Call Trace:
  [   47.960529] [c00febc5ba80] [c00febc5bac0] 0xc00febc5bac0 
(unreliable)
  [   47.960531] [c00febc5bb50] [c02f9c54] 
pcpu_create_chunk+0xb4/0x1b0
  [   47.960532] [c00febc5bb90] [c02fb510] 
pcpu_balance_workfn+0x600/0x960
  [   47.960534] [c00febc5bc90] [c0124018] 
process_one_work+0x298/0x5a0
  [   47.960536] [c00febc5bd20] [c01243a8] worker_thread+0x88/0x620
  [   47.960537] [c00febc5bdc0] [c012d21c] kthread+0x1ac/0x1c0
  [   47.960539] [c00febc5be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.960539] Instruction dump:
  [   47.960540] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.960542] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.960545] ---[ end trace 69b8c2ab7570ce02 ]---
  [   47.960554] [ cut here ]
  [   47.960556] WARNING: CPU: 21 PID: 994 at 
/build/linux-268tGw/linux-4.13.0/mm/vmalloc.c:2521 

[Kernel-packages] [Bug 1747563] Re: Ubuntu18.04[P9, Boston]: while booting system with disable_radix as kernel boot parameter continuous cpu warn on seen in console

[Joseph Salisbury]

Those three commits are in 18.04 -proposed:
https://launchpad.net/ubuntu/+source/linux/4.14.0-16.19

** Changed in: linux (Ubuntu Bionic)
 Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) => 
Joseph Salisbury (jsalisbury)

** Changed in: linux (Ubuntu Bionic)
   Status: Triaged => Fix Committed

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1747563

Title:
  Ubuntu18.04[P9, Boston]: while booting system with disable_radix as
  kernel boot parameter   continuous  cpu warn on seen in console

Status in The Ubuntu-power-systems project:
  Triaged
Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Bionic:
  Fix Committed

Bug description:
  == Comment: #0 - Praveen K. Pandey  - 2018-01-16 
02:38:52 ==
  Problem Description :

   while booting Power9 Boston as ubuntu18.04  system with disable_radix
  as kernel boot parameter   continuous  cpu warn on seen in console

  Steps to reproduce:
  1- install P9 system with ubuntu 18.04
  2-  boot system with disable_radix as kernel boot parameter

  LOG:

  0
  [   47.953357] [c00febc3be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.953358] Instruction dump:
  [   47.953358] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.953360] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.953363] ---[ end trace 69b8c2ab7570cdbf ]---
  [   47.953561] [ cut here ]
  [   47.953562] WARNING: CPU: 23 PID: 995 at 
/build/linux-268tGw/linux-4.13.0/mm/vmalloc.c:2521 pcpu_get_vm_areas+0x62c/0x660
  [   47.953563] Modules linked in: hid_generic crc32c_vpmsum ast i2c_algo_bit 
ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm usbhid hid 
aac
  raid i40e(+)
  [   47.953567] CPU: 23 PID: 995 Comm: kworker/23:1 Tainted: GW   
4.13.0-25-generic #29-Ubuntu
  [   47.953569] Workqueue: events pcpu_balance_workfn
  [   47.953570] task: c00febb97000 task.stack: c00febc38000
  [   47.953570] NIP: c032fedc LR: c02f9c54 CTR: 

  [   47.953571] REGS: c00febc3b800 TRAP: 0700   Tainted: GW
(4.13.0-25-generic)
  [   47.953571] MSR: 92029033 
  [   47.953574]   CR: 24024828  XER: 2004
  [   47.953574] CFAR: c032fa98 SOFTE: 1 
  [   47.953574] GPR00: 21e0 c00febc3ba80 c15f6200 
c000200fff6da480 
  [   47.953574] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.953574] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.953574] GPR12: 0002 cfacf180 c0f7dbe0 
c00febc3bbb0 
  [   47.953574] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.953574] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.953574] GPR24:  c000200fff6da488 0001 
2320 
  [   47.953574] GPR28: 0002 000f d800 
d000 
  [

  
  [   47.960515] GPR00: 21e0 c00febc5ba80 c15f6200 
c000200fff6da480 
  [   47.960515] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.960515] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.960515] GPR12: 0002 cfacdc80 c0f7dbe0 
c00febc5bbb0 
  [   47.960515] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.960515] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.960515] GPR24:  c000200fff6da488 0001 
2320 
  [   47.960515] GPR28: 0002 000f d800 
d000 
  [   47.960527] NIP [c032fedc] pcpu_get_vm_areas+0x62c/0x660
  [   47.960528] LR [c02f9c54] pcpu_create_chunk+0xb4/0x1b0
  [   47.960528] Call Trace:
  [   47.960529] [c00febc5ba80] [c00febc5bac0] 0xc00febc5bac0 
(unreliable)
  [   47.960531] [c00febc5bb50] [c02f9c54] 
pcpu_create_chunk+0xb4/0x1b0
  [   47.960532] [c00febc5bb90] [c02fb510] 
pcpu_balance_workfn+0x600/0x960
  [   47.960534] [c00febc5bc90] [c0124018] 
process_one_work+0x298/0x5a0
  [   47.960536] [c00febc5bd20] [c01243a8] worker_thread+0x88/0x620
  [   47.960537] [c00febc5bdc0] [c012d21c] kthread+0x1ac/0x1c0
  [   47.960539] [c00febc5be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.960539] Instruction dump:
  [   47.960540] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.960542] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 

[Kernel-packages] [Bug 1747563] Re: Ubuntu18.04[P9, Boston]: while booting system with disable_radix as kernel boot parameter continuous cpu warn on seen in console

[Frank Heimes]

** Changed in: ubuntu-power-systems
   Status: Triaged => Fix Committed

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1747563

Title:
  Ubuntu18.04[P9, Boston]: while booting system with disable_radix as
  kernel boot parameter   continuous  cpu warn on seen in console

Status in The Ubuntu-power-systems project:
  Fix Committed
Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Bionic:
  Fix Committed

Bug description:
  == Comment: #0 - Praveen K. Pandey  - 2018-01-16 
02:38:52 ==
  Problem Description :

   while booting Power9 Boston as ubuntu18.04  system with disable_radix
  as kernel boot parameter   continuous  cpu warn on seen in console

  Steps to reproduce:
  1- install P9 system with ubuntu 18.04
  2-  boot system with disable_radix as kernel boot parameter

  LOG:

  0
  [   47.953357] [c00febc3be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.953358] Instruction dump:
  [   47.953358] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.953360] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.953363] ---[ end trace 69b8c2ab7570cdbf ]---
  [   47.953561] [ cut here ]
  [   47.953562] WARNING: CPU: 23 PID: 995 at 
/build/linux-268tGw/linux-4.13.0/mm/vmalloc.c:2521 pcpu_get_vm_areas+0x62c/0x660
  [   47.953563] Modules linked in: hid_generic crc32c_vpmsum ast i2c_algo_bit 
ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm usbhid hid 
aac
  raid i40e(+)
  [   47.953567] CPU: 23 PID: 995 Comm: kworker/23:1 Tainted: GW   
4.13.0-25-generic #29-Ubuntu
  [   47.953569] Workqueue: events pcpu_balance_workfn
  [   47.953570] task: c00febb97000 task.stack: c00febc38000
  [   47.953570] NIP: c032fedc LR: c02f9c54 CTR: 

  [   47.953571] REGS: c00febc3b800 TRAP: 0700   Tainted: GW
(4.13.0-25-generic)
  [   47.953571] MSR: 92029033 
  [   47.953574]   CR: 24024828  XER: 2004
  [   47.953574] CFAR: c032fa98 SOFTE: 1 
  [   47.953574] GPR00: 21e0 c00febc3ba80 c15f6200 
c000200fff6da480 
  [   47.953574] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.953574] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.953574] GPR12: 0002 cfacf180 c0f7dbe0 
c00febc3bbb0 
  [   47.953574] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.953574] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.953574] GPR24:  c000200fff6da488 0001 
2320 
  [   47.953574] GPR28: 0002 000f d800 
d000 
  [

  
  [   47.960515] GPR00: 21e0 c00febc5ba80 c15f6200 
c000200fff6da480 
  [   47.960515] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.960515] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.960515] GPR12: 0002 cfacdc80 c0f7dbe0 
c00febc5bbb0 
  [   47.960515] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.960515] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.960515] GPR24:  c000200fff6da488 0001 
2320 
  [   47.960515] GPR28: 0002 000f d800 
d000 
  [   47.960527] NIP [c032fedc] pcpu_get_vm_areas+0x62c/0x660
  [   47.960528] LR [c02f9c54] pcpu_create_chunk+0xb4/0x1b0
  [   47.960528] Call Trace:
  [   47.960529] [c00febc5ba80] [c00febc5bac0] 0xc00febc5bac0 
(unreliable)
  [   47.960531] [c00febc5bb50] [c02f9c54] 
pcpu_create_chunk+0xb4/0x1b0
  [   47.960532] [c00febc5bb90] [c02fb510] 
pcpu_balance_workfn+0x600/0x960
  [   47.960534] [c00febc5bc90] [c0124018] 
process_one_work+0x298/0x5a0
  [   47.960536] [c00febc5bd20] [c01243a8] worker_thread+0x88/0x620
  [   47.960537] [c00febc5bdc0] [c012d21c] kthread+0x1ac/0x1c0
  [   47.960539] [c00febc5be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.960539] Instruction dump:
  [   47.960540] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.960542] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.960545] ---[ end trace 69b8c2ab7570ce02 ]---
  [   47.960554] [ cut here ]
  [   47.960556] WARNING: CPU: 21 PID: 994 at 
/build/linux-268tGw/linux-4.13.0/mm/vmalloc.c:2521 

[Kernel-packages] [Bug 1747563] Re: Ubuntu18.04[P9, Boston]: while booting system with disable_radix as kernel boot parameter continuous cpu warn on seen in console

[Joseph Salisbury]

** Changed in: linux (Ubuntu)
   Status: New => Triaged

** Changed in: linux (Ubuntu)
   Importance: Undecided => High

** Also affects: linux (Ubuntu Bionic)
   Importance: High
 Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage)
   Status: Triaged

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You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1747563

Title:
  Ubuntu18.04[P9, Boston]: while booting system with disable_radix as
  kernel boot parameter   continuous  cpu warn on seen in console

Status in The Ubuntu-power-systems project:
  Triaged
Status in linux package in Ubuntu:
  Triaged
Status in linux source package in Bionic:
  Triaged

Bug description:
  == Comment: #0 - Praveen K. Pandey  - 2018-01-16 
02:38:52 ==
  Problem Description :

   while booting Power9 Boston as ubuntu18.04  system with disable_radix
  as kernel boot parameter   continuous  cpu warn on seen in console

  Steps to reproduce:
  1- install P9 system with ubuntu 18.04
  2-  boot system with disable_radix as kernel boot parameter

  LOG:

  0
  [   47.953357] [c00febc3be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.953358] Instruction dump:
  [   47.953358] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.953360] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.953363] ---[ end trace 69b8c2ab7570cdbf ]---
  [   47.953561] [ cut here ]
  [   47.953562] WARNING: CPU: 23 PID: 995 at 
/build/linux-268tGw/linux-4.13.0/mm/vmalloc.c:2521 pcpu_get_vm_areas+0x62c/0x660
  [   47.953563] Modules linked in: hid_generic crc32c_vpmsum ast i2c_algo_bit 
ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm usbhid hid 
aac
  raid i40e(+)
  [   47.953567] CPU: 23 PID: 995 Comm: kworker/23:1 Tainted: GW   
4.13.0-25-generic #29-Ubuntu
  [   47.953569] Workqueue: events pcpu_balance_workfn
  [   47.953570] task: c00febb97000 task.stack: c00febc38000
  [   47.953570] NIP: c032fedc LR: c02f9c54 CTR: 

  [   47.953571] REGS: c00febc3b800 TRAP: 0700   Tainted: GW
(4.13.0-25-generic)
  [   47.953571] MSR: 92029033 
  [   47.953574]   CR: 24024828  XER: 2004
  [   47.953574] CFAR: c032fa98 SOFTE: 1 
  [   47.953574] GPR00: 21e0 c00febc3ba80 c15f6200 
c000200fff6da480 
  [   47.953574] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.953574] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.953574] GPR12: 0002 cfacf180 c0f7dbe0 
c00febc3bbb0 
  [   47.953574] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.953574] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.953574] GPR24:  c000200fff6da488 0001 
2320 
  [   47.953574] GPR28: 0002 000f d800 
d000 
  [

  
  [   47.960515] GPR00: 21e0 c00febc5ba80 c15f6200 
c000200fff6da480 
  [   47.960515] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.960515] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.960515] GPR12: 0002 cfacdc80 c0f7dbe0 
c00febc5bbb0 
  [   47.960515] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.960515] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.960515] GPR24:  c000200fff6da488 0001 
2320 
  [   47.960515] GPR28: 0002 000f d800 
d000 
  [   47.960527] NIP [c032fedc] pcpu_get_vm_areas+0x62c/0x660
  [   47.960528] LR [c02f9c54] pcpu_create_chunk+0xb4/0x1b0
  [   47.960528] Call Trace:
  [   47.960529] [c00febc5ba80] [c00febc5bac0] 0xc00febc5bac0 
(unreliable)
  [   47.960531] [c00febc5bb50] [c02f9c54] 
pcpu_create_chunk+0xb4/0x1b0
  [   47.960532] [c00febc5bb90] [c02fb510] 
pcpu_balance_workfn+0x600/0x960
  [   47.960534] [c00febc5bc90] [c0124018] 
process_one_work+0x298/0x5a0
  [   47.960536] [c00febc5bd20] [c01243a8] worker_thread+0x88/0x620
  [   47.960537] [c00febc5bdc0] [c012d21c] kthread+0x1ac/0x1c0
  [   47.960539] [c00febc5be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.960539] Instruction dump:
  [   47.960540] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.960542] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.960545] ---[ end trace 

[Kernel-packages] [Bug 1747563] Re: Ubuntu18.04[P9, Boston]: while booting system with disable_radix as kernel boot parameter continuous cpu warn on seen in console

[Frank Heimes]

** Package changed: kernel-package (Ubuntu) => linux (Ubuntu)

** Also affects: ubuntu-power-systems
   Importance: Undecided
   Status: New

** Tags added: triage-g

** Changed in: ubuntu-power-systems
   Importance: Undecided => High

** Changed in: ubuntu-power-systems
   Status: New => Triaged

** Changed in: ubuntu-power-systems
 Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1747563

Title:
  Ubuntu18.04[P9, Boston]: while booting system with disable_radix as
  kernel boot parameter   continuous  cpu warn on seen in console

Status in The Ubuntu-power-systems project:
  Triaged
Status in linux package in Ubuntu:
  New

Bug description:
  == Comment: #0 - Praveen K. Pandey  - 2018-01-16 
02:38:52 ==
  Problem Description :

   while booting Power9 Boston as ubuntu18.04  system with disable_radix
  as kernel boot parameter   continuous  cpu warn on seen in console

  Steps to reproduce:
  1- install P9 system with ubuntu 18.04
  2-  boot system with disable_radix as kernel boot parameter

  LOG:

  0
  [   47.953357] [c00febc3be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.953358] Instruction dump:
  [   47.953358] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.953360] 7d3f4850 7f7b5214 7fa9d840 409cfbc4 <0fe0> 3ae0 
4bfffcd4 7c0004ac 
  [   47.953363] ---[ end trace 69b8c2ab7570cdbf ]---
  [   47.953561] [ cut here ]
  [   47.953562] WARNING: CPU: 23 PID: 995 at 
/build/linux-268tGw/linux-4.13.0/mm/vmalloc.c:2521 pcpu_get_vm_areas+0x62c/0x660
  [   47.953563] Modules linked in: hid_generic crc32c_vpmsum ast i2c_algo_bit 
ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm usbhid hid 
aac
  raid i40e(+)
  [   47.953567] CPU: 23 PID: 995 Comm: kworker/23:1 Tainted: GW   
4.13.0-25-generic #29-Ubuntu
  [   47.953569] Workqueue: events pcpu_balance_workfn
  [   47.953570] task: c00febb97000 task.stack: c00febc38000
  [   47.953570] NIP: c032fedc LR: c02f9c54 CTR: 

  [   47.953571] REGS: c00febc3b800 TRAP: 0700   Tainted: GW
(4.13.0-25-generic)
  [   47.953571] MSR: 92029033 
  [   47.953574]   CR: 24024828  XER: 2004
  [   47.953574] CFAR: c032fa98 SOFTE: 1 
  [   47.953574] GPR00: 21e0 c00febc3ba80 c15f6200 
c000200fff6da480 
  [   47.953574] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.953574] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.953574] GPR12: 0002 cfacf180 c0f7dbe0 
c00febc3bbb0 
  [   47.953574] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.953574] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.953574] GPR24:  c000200fff6da488 0001 
2320 
  [   47.953574] GPR28: 0002 000f d800 
d000 
  [

  
  [   47.960515] GPR00: 21e0 c00febc5ba80 c15f6200 
c000200fff6da480 
  [   47.960515] GPR04: c000200fff356c08 0008 c000200fff6da488 
 
  [   47.960515] GPR08: 21e0 0800 0140 
c000200fff6da488 
  [   47.960515] GPR12: 0002 cfacdc80 c0f7dbe0 
c00febc5bbb0 
  [   47.960515] GPR16: 0010  c18adff8 
c000200fff356c08 
  [   47.960515] GPR20: 2320 c000200fff356bf8 c000200fff356c00 
 
  [   47.960515] GPR24:  c000200fff6da488 0001 
2320 
  [   47.960515] GPR28: 0002 000f d800 
d000 
  [   47.960527] NIP [c032fedc] pcpu_get_vm_areas+0x62c/0x660
  [   47.960528] LR [c02f9c54] pcpu_create_chunk+0xb4/0x1b0
  [   47.960528] Call Trace:
  [   47.960529] [c00febc5ba80] [c00febc5bac0] 0xc00febc5bac0 
(unreliable)
  [   47.960531] [c00febc5bb50] [c02f9c54] 
pcpu_create_chunk+0xb4/0x1b0
  [   47.960532] [c00febc5bb90] [c02fb510] 
pcpu_balance_workfn+0x600/0x960
  [   47.960534] [c00febc5bc90] [c0124018] 
process_one_work+0x298/0x5a0
  [   47.960536] [c00febc5bd20] [c01243a8] worker_thread+0x88/0x620
  [   47.960537] [c00febc5bdc0] [c012d21c] kthread+0x1ac/0x1c0
  [   47.960539] [c00febc5be30] [c000b4e8] 
ret_from_kernel_thread+0x5c/0x74
  [   47.960539] Instruction dump:
  [   47.960540] eae3 4191fad0 7ed3b378 e9210030 7efbbb78 7c791b78 3b40 
e953 
  [   47.960542] 7d3f4850 7f7b5214 7fa9d840 409cfbc4