Leann,
More kernel patches supporting upcoming hardware.
Michael
On 03/24/2017 06:19 AM, Launchpad Bug Tracker wrote:
> bugproxy (bugproxy) has assigned this bug to you for Ubuntu:
>
> Ubuntu17.04 installation Fails on ZZ-BML (POWER9) as getting (rcu_sched
> detected stalls call traces )
>
> Reproducible Step:
> 1- kick off the installation
>
> while package installation rcu stalls detected and installation fails
>
> Firmware version : FW910.00 (UL910_006)
>
> LOG:
>
> ??????????????????????? Installing the base system ????????????????????????
> ? ?
> ? 32% ?
> ? ?
> ? [ 466.603008] Oops: Machine check, sig: 7 [#1] ?
> [ 466.603069] SMP NR_CPUS=2048 ?
> [ 466.603071] NUMA ?????????????????????????????????????????????????????????
> [ 466.603108] Harmless Hypervisor Maintenance interrupt [Recovered]
> [ 466.603111] Error detail: Processor Recovery done
> [ 466.603113] HMER: 2040000000000000
> [ 466.603117] Harmless Hypervisor Maintenance interrupt [Recovered]
> [ 466.603119] Error detail: Processor Recovery done
> [ 466.603121] HMER: 2040000000000000
> [ 466.603123] Harmless Hypervisor Maintenance interrupt [Recovered]
> [ 466.603125] Error detail: Processor Recovery done
> [ 466.603128] HMER: 2040000000000000
> [ 466.603909] PowerNV
> [ 466.603963] Modules linked in: xfs jfs btrfs ntfs raid10 raid456
> async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq
> libcrc32c raid1 raid0 multipath linear ipr scsi_dh_alua scsi_dh_emc
> scsi_dh_hp_sw scsi_dh_rdac usb_storage tg3
> [ 466.604408] CPU: 16 PID: 15340 Comm: debootstrap Tainted: G M
> 4.10.0-13-generic #15-Ubuntu
> [ 466.604580] task: c0000000031bc800 task.stack: c00000000324c000
> [ 466.604704] NIP: c000000000079aa4 LR: c0000000006124c4 CTR:
> c00000000034a980
> [ 466.604851] REGS: c00000000fe7bd80 TRAP: 0200 Tainted: G M
> (4.10.0-13-generic)
> [ 466.605020] MSR: 9000000000209033 <SF,HV,EE,ME,IR,DR,RI,LE>
> [ 466.605043] CR: 88002881 XER: 20000000
> [ 466.605214] CFAR: c000000000079a8c DAR: 00000000525984f0 DSISR: 00000400
> SOFTE: 1
> [ 466.605214] GPR00: c0000000006124b0 c00000000324fbe0 c00000000143c700
> c0000003adf3ea8c
> [ 466.605214] GPR04: 00000000525984f0 0000000000000001 c00000000324fd20
> ffffffffffffffff
> [ 466.605214] GPR08: c000000000000000 c000000000b60000 c000000000000000
> c000000000b61060
> [ 466.605214] GPR12: c00000000034a980 c00000000fb89000 0000000000000000
> 0000000000000000
> [ 466.605214] GPR16: 0000000000000000 00003ffffd8246d8 000000004b7de900
> 00003ffffd83fefc
> [ 466.605214] GPR20: 000000004b7de8c0 000000004b7e2528 0000000000000002
> 00000000525984f0
> [ 466.605214] GPR24: c00000000324fd70 000000000000ea8c 0000000000000000
> 0000000000000001
> [ 466.605214] GPR28: c00a000000eb7cc0 c0000003adf3ea8c 0000000000000001
> c00000000324fd20
> [ 466.607454] NIP [c000000000079aa4] __copy_tofrom_user_power7+0x250/0x7cc
> [ 466.607687] LR [c0000000006124c4] copy_page_from_iter+0xe4/0x2e0
> [ 466.607911] Call Trace:
> [ 466.608010] [c00000000324fbe0] [c0000000006124b0]
> copy_page_from_iter+0xd0/0x2e0 (unreliable)
> [ 466.608327] [c00000000324fc50] [c00000000034bca4] pipe_write+0x514/0x560
> [ 466.608556] [c00000000324fd00] [c00000000033c8ec] new_sync_write+0xec/0x150
> [ 466.608786] [c00000000324fd90] [c00000000033e414] vfs_write+0xd4/0x240
> [ 466.609017] [c00000000324fde0] [c00000000033ffc8] SyS_write+0x68/0x110
> [ 466.609250] [c00000000324fe30] [c00000000000b184] system_call+0x38/0xe0
> [ 466.609476] Instruction dump:
> [ 466.609614] 38630008 409d0014 80040000 38840004 90030000 38630004 409e0014
> a0040000
> [ 466.609894] 38840002 b0030000 38630002 409f000c <88040000> 98030000
> 38600000 4e800020
> [ 466.610181] ---[ end trace cea5171b162d1d13 ]---
> [ 466.610372]
> [ 487.618915] INFO: rcu_sched detected stalls on CPUs/tasks:
> [ 487.619114] 16-...: (1 GPs behind) idle=093/140000000000000/0
> softirq=2896/2940 fqs=2626
> [ 487.619259] (detected by 14, t=5252 jiffies, g=17122, c=17121,
> q=3265)
> [ 487.619393] Task dump for CPU 16:
> [ 487.619468] debootstrap R running task 0 15340 8860
> 0x00042004
> [ 487.619617] Call Trace:
> [ 487.619677] [c00000000324faf0] [c00000000324fdd0] 0xc00000000324fdd0
> (unreliable)
> [ 550.642918] INFO: rcu_sched detected stalls on CPUs/tasks:
> [ 550.643121] 16-...: (1 GPs behind) idle=093/140000000000000/0
> softirq=2896/2940 fqs=10504
> [ 550.643269] (detected by 26, t=21008 jiffies, g=17122, c=17121,
> q=6735)
> [ 550.643404] Task dump for CPU 16:
> [ 550.643481] debootstrap R running task 0 15340 8860
> 0x00042004
> [ 550.643635] Call Trace:
> [ 550.643694] [c00000000324faf0] [c00000000324fdd0] 0xc00000000324fdd0
> (unreliable)
> [ 613.666915] INFO: rcu_sched detected stalls on CPUs/tasks:
> [ 613.667029] 16-...: (1 GPs behind) idle=093/140000000000000/0
> softirq=2896/2940 fqs=18383
> [ 613.667099] (detected by 8, t=36764 jiffies, g=17122, c=17121,
> q=10254)
> [ 613.667229] Task dump for CPU 16:
> [ 613.667303] debootstrap R running task 0 15340 8860
> 0x00042004
> [ 613.667452] Call Trace:
> [ 613.667509] [c00000000324faf0] [c00000000324fdd0] 0xc00000000324fdd0
> (unreliable)
> [ 676.690913] INFO: rcu_sched detected stalls on CPUs/tasks:
> [ 676.691106] 16-...: (1 GPs behind) idle=093/140000000000000/0
> softirq=2896/2940 fqs=26262
> [ 676.691252] (detected by 5, t=52520 jiffies, g=17122, c=17121,
> q=13570)
> [ 676.691383] Task dump for CPU 16:
> [ 676.691457] debootstrap R running task 0 15340 8860
> 0x00042004
> [ 676.691606] Call Trace:
>
> == Comment: #5 - Breno Henrique Leitao <bren...@br.ibm.com> - 2017-03-24
> 08:09:57 ==
> We need to have these patches included in 17.04:
>
>
> https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=fixes&id=1363875bdb6317a2d0798284d7aaf320f0782f6d
>
> https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=fixes&id=c1bbf387d6191e6e18f3adc4db45b922822c2ba4
>
> https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=fixes&id=7b9f71f974a12740e79e918cfd58c2fce0b5b580
>
> ** Affects: ubuntu
> Importance: Undecided
> Assignee: Taco Screen team (taco-screen-team)
> Status: New
>
>
> ** Tags: architecture-ppc64le bugnameltc-152883 severity-critical
> targetmilestone-inin1704
--
Michael Hohnbaum
OIL Program Manager
Power (ppc64el) Development Project Manager
Canonical, Ltd.
--
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https://bugs.launchpad.net/bugs/1675771
Title:
In ZZ-BML (POWER9):ubuntu17.04 installation Fails
Status in linux package in Ubuntu:
Fix Committed
Status in linux source package in Zesty:
Fix Committed
Bug description:
Ubuntu17.04 installation Fails on ZZ-BML (POWER9) as getting
(rcu_sched detected stalls call traces )
Reproducible Step:
1- kick off the installation
while package installation rcu stalls detected and installation fails
Firmware version : FW910.00 (UL910_006)
LOG:
??????????????????????? Installing the base system ????????????????????????
? ?
? 32% ?
? ?
? [ 466.603008] Oops: Machine check, sig: 7 [#1] ?
[ 466.603069] SMP NR_CPUS=2048 ?
[ 466.603071] NUMA ?????????????????????????????????????????????????????????
[ 466.603108] Harmless Hypervisor Maintenance interrupt [Recovered]
[ 466.603111] Error detail: Processor Recovery done
[ 466.603113] HMER: 2040000000000000
[ 466.603117] Harmless Hypervisor Maintenance interrupt [Recovered]
[ 466.603119] Error detail: Processor Recovery done
[ 466.603121] HMER: 2040000000000000
[ 466.603123] Harmless Hypervisor Maintenance interrupt [Recovered]
[ 466.603125] Error detail: Processor Recovery done
[ 466.603128] HMER: 2040000000000000
[ 466.603909] PowerNV
[ 466.603963] Modules linked in: xfs jfs btrfs ntfs raid10 raid456
async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq
libcrc32c raid1 raid0 multipath linear ipr scsi_dh_alua scsi_dh_emc
scsi_dh_hp_sw scsi_dh_rdac usb_storage tg3
[ 466.604408] CPU: 16 PID: 15340 Comm: debootstrap Tainted: G M
4.10.0-13-generic #15-Ubuntu
[ 466.604580] task: c0000000031bc800 task.stack: c00000000324c000
[ 466.604704] NIP: c000000000079aa4 LR: c0000000006124c4 CTR:
c00000000034a980
[ 466.604851] REGS: c00000000fe7bd80 TRAP: 0200 Tainted: G M
(4.10.0-13-generic)
[ 466.605020] MSR: 9000000000209033 <SF,HV,EE,ME,IR,DR,RI,LE>
[ 466.605043] CR: 88002881 XER: 20000000
[ 466.605214] CFAR: c000000000079a8c DAR: 00000000525984f0 DSISR: 00000400
SOFTE: 1
[ 466.605214] GPR00: c0000000006124b0 c00000000324fbe0 c00000000143c700
c0000003adf3ea8c
[ 466.605214] GPR04: 00000000525984f0 0000000000000001 c00000000324fd20
ffffffffffffffff
[ 466.605214] GPR08: c000000000000000 c000000000b60000 c000000000000000
c000000000b61060
[ 466.605214] GPR12: c00000000034a980 c00000000fb89000 0000000000000000
0000000000000000
[ 466.605214] GPR16: 0000000000000000 00003ffffd8246d8 000000004b7de900
00003ffffd83fefc
[ 466.605214] GPR20: 000000004b7de8c0 000000004b7e2528 0000000000000002
00000000525984f0
[ 466.605214] GPR24: c00000000324fd70 000000000000ea8c 0000000000000000
0000000000000001
[ 466.605214] GPR28: c00a000000eb7cc0 c0000003adf3ea8c 0000000000000001
c00000000324fd20
[ 466.607454] NIP [c000000000079aa4] __copy_tofrom_user_power7+0x250/0x7cc
[ 466.607687] LR [c0000000006124c4] copy_page_from_iter+0xe4/0x2e0
[ 466.607911] Call Trace:
[ 466.608010] [c00000000324fbe0] [c0000000006124b0]
copy_page_from_iter+0xd0/0x2e0 (unreliable)
[ 466.608327] [c00000000324fc50] [c00000000034bca4] pipe_write+0x514/0x560
[ 466.608556] [c00000000324fd00] [c00000000033c8ec] new_sync_write+0xec/0x150
[ 466.608786] [c00000000324fd90] [c00000000033e414] vfs_write+0xd4/0x240
[ 466.609017] [c00000000324fde0] [c00000000033ffc8] SyS_write+0x68/0x110
[ 466.609250] [c00000000324fe30] [c00000000000b184] system_call+0x38/0xe0
[ 466.609476] Instruction dump:
[ 466.609614] 38630008 409d0014 80040000 38840004 90030000 38630004 409e0014
a0040000
[ 466.609894] 38840002 b0030000 38630002 409f000c <88040000> 98030000
38600000 4e800020
[ 466.610181] ---[ end trace cea5171b162d1d13 ]---
[ 466.610372]
[ 487.618915] INFO: rcu_sched detected stalls on CPUs/tasks:
[ 487.619114] 16-...: (1 GPs behind) idle=093/140000000000000/0
softirq=2896/2940 fqs=2626
[ 487.619259] (detected by 14, t=5252 jiffies, g=17122, c=17121,
q=3265)
[ 487.619393] Task dump for CPU 16:
[ 487.619468] debootstrap R running task 0 15340 8860
0x00042004
[ 487.619617] Call Trace:
[ 487.619677] [c00000000324faf0] [c00000000324fdd0] 0xc00000000324fdd0
(unreliable)
[ 550.642918] INFO: rcu_sched detected stalls on CPUs/tasks:
[ 550.643121] 16-...: (1 GPs behind) idle=093/140000000000000/0
softirq=2896/2940 fqs=10504
[ 550.643269] (detected by 26, t=21008 jiffies, g=17122, c=17121,
q=6735)
[ 550.643404] Task dump for CPU 16:
[ 550.643481] debootstrap R running task 0 15340 8860
0x00042004
[ 550.643635] Call Trace:
[ 550.643694] [c00000000324faf0] [c00000000324fdd0] 0xc00000000324fdd0
(unreliable)
[ 613.666915] INFO: rcu_sched detected stalls on CPUs/tasks:
[ 613.667029] 16-...: (1 GPs behind) idle=093/140000000000000/0
softirq=2896/2940 fqs=18383
[ 613.667099] (detected by 8, t=36764 jiffies, g=17122, c=17121,
q=10254)
[ 613.667229] Task dump for CPU 16:
[ 613.667303] debootstrap R running task 0 15340 8860
0x00042004
[ 613.667452] Call Trace:
[ 613.667509] [c00000000324faf0] [c00000000324fdd0] 0xc00000000324fdd0
(unreliable)
[ 676.690913] INFO: rcu_sched detected stalls on CPUs/tasks:
[ 676.691106] 16-...: (1 GPs behind) idle=093/140000000000000/0
softirq=2896/2940 fqs=26262
[ 676.691252] (detected by 5, t=52520 jiffies, g=17122, c=17121,
q=13570)
[ 676.691383] Task dump for CPU 16:
[ 676.691457] debootstrap R running task 0 15340 8860
0x00042004
[ 676.691606] Call Trace:
== Comment: #5 - Breno Henrique Leitao <bren...@br.ibm.com> - 2017-03-24
08:09:57 ==
We need to have these patches included in 17.04:
https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=fixes&id=1363875bdb6317a2d0798284d7aaf320f0782f6d
https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=fixes&id=c1bbf387d6191e6e18f3adc4db45b922822c2ba4
https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=fixes&id=7b9f71f974a12740e79e918cfd58c2fce0b5b580
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