[Kernel-packages] [Bug 1743529] Comment bridged from LTC Bugzilla

2018-03-26 Thread bugproxy 
--- Comment From indira.pr...@in.ibm.com 2018-03-26 06:13 EDT---
Hi,

Verified issue with latest ubunu1804 daily build kernel and now not
seeing problem with triggering crash with below levels

root@whip:~#  dpkg -l | grep kexec-tools
ii  kexec-tools 1:2.0.16-1ubuntu1   
   ppc64el  tools to support fast kexec reboots
root@whip:~# dpkg -l | grep makedumpfile
ii  makedumpfile1:1.6.3-1   
   ppc64el  VMcore extraction tool
root@whip:~# uname -a
Linux whip 4.15.0-12-generic #13 SMP Thu Mar 22 07:28:54 CDT 2018 ppc64le 
ppc64le ppc64le GNU/Linux

Triggered crash:
*
root@whip:/etc/default/grub.d# echo c > /proc/sysrq-trigger
[  183.215596] sysrq: SysRq : This sysrq operation is disabled.
root@whip:/etc/default/grub.d# echo 1 > /proc/sys/kernel/sysrq
root@whip:/etc/default/grub.d# echo c > /proc/sysrq-trigger
[  210.082354] sysrq: SysRq : Trigger a crash
[  210.082396] Unable to handle kernel paging request for data at address 
0x
[  210.082518] Faulting instruction address: 0xc07ec4e8
[  210.082581] Oops: Kernel access of bad area, sig: 11 [#1]
[  210.082646] LE SMP NR_CPUS=2048 NUMA PowerNV
[  210.082713] Modules linked in: rpcsec_gss_krb5 nfsv4 nfs fscache 
rdma_ucm(OE) ib_ucm(OE) rdma_cm(OE) iw_cm(OE) ib_ipoib(OE) ib_cm(OE) 
ib_uverbs(OE) ib_umad(OE) esp6_offload esp6 esp4_offload esp4 xfrm_algo 
mlx5_fpga_tools(OE) mlx4_en(OE) mlx4_ib(OE) mlx4_core(OE) ofpart cmdlinepart 
vmx_crypto powernv_flash mtd idt_89hpesx crct10dif_vpmsum ipmi_powernv 
ipmi_devintf ipmi_msghandler at24 uio_pdrv_genirq uio opal_prd ibmpowernv 
binfmt_misc nfsd auth_rpcgss nfs_acl lockd grace sunrpc sch_fq_codel knem(OE) 
ip_tables x_tables autofs4 btrfs xor zstd_compress raid6_pq mlx5_ib(OE) 
ib_core(OE) mlx5_core(OE) nouveau mlxfw(OE) devlink mlx_compat(OE) lpfc ast 
i2c_algo_bit ttm drm_kms_helper nvmet_fc syscopyarea nvmet cxl sysfillrect 
sysimgblt nvme_fc fb_sys_fops ahci nvme_fabrics crc32c_vpmsum drm tg3 pnv_php
[  210.083672]  libahci scsi_transport_fc
[  210.083722] CPU: 10 PID: 5235 Comm: bash Tainted: G   OE
4.15.0-12-generic #13
[  210.083792] NIP:  c07ec4e8 LR: c07ed428 CTR: c07ec4c0
[  210.083895] REGS: c07fb73279f0 TRAP: 0300   Tainted: G   OE 
(4.15.0-12-generic)
[  210.084027] MSR:  90009033   CR: 2822  
XER: 2004
[  210.084154] CFAR: c07ed424 DAR:  DSISR: 4200 
SOFTE: 1
[  210.084154] GPR00: c07ed428 c07fb7327c70 c16eaf00 
0063
[  210.084154] GPR04: c07fdeb7ce18 c07fdeb94368 90009033 
000a
[  210.084154] GPR08: 0007 0001  
90001003
[  210.084154] GPR12: c07ec4c0 c3266e00 0f1697af6b08 

[  210.084154] GPR16: 0f167ebce9f0 0f167ec61998 0f167ec619d0 
0f167ec98204
[  210.084154] GPR20:  0001  
7fffc5069ac4
[  210.084154] GPR24: 7fffc5069ac0 0f167ec9afc4 c15e9968 
0002
[  210.084154] GPR28: 0063 0007 c1572a9c 
c15e9d08
[  210.085152] NIP [c07ec4e8] sysrq_handle_crash+0x28/0x30
[  210.085269] LR [c07ed428] __handle_sysrq+0xf8/0x2c0
[  210.085328] Call Trace:
[  210.085378] [c07fb7327c70] [c07ed408] __handle_sysrq+0xd8/0x2c0 
(unreliable)
[  210.085482] [c07fb7327d10] [c07edc34] 
write_sysrq_trigger+0x64/0x90
[  210.085584] [c07fb7327d40] [c047de88] proc_reg_write+0x88/0xd0
[  210.085673] [c07fb7327d70] [c03d11bc] __vfs_write+0x3c/0x70
[  210.085751] [c07fb7327d90] [c03d1418] vfs_write+0xd8/0x220
[  210.085824] [c07fb7327de0] [c03d1738] SyS_write+0x68/0x110
[  210.085941] [c07fb7327e30] [c000b184] system_call+0x58/0x6c
[  210.086030] Instruction dump:
[  210.086067] 4bfff9f1 4bfffe50 3c4c00f0 3842ea40 7c0802a6 6000 3921 
3d42001c
[  210.086185] 394a6db0 912a 7c0004ac 3940 <992a> 4e800020 3c4c00f0 
3842ea10
[  210.086293] ---[ end trace 2141bc6e05b3cc02 ]---
[  211.090273]
211.090393] Sending IPI to other CP[  373.057331960,5] OPAL: Switch to 
big-endian OS
Us
[  211.12[  377.207676398,5] OPAL: Switch to little-endian OS
0361] IPI complete
[  213.393057] kexec: Starting switchover sequence.

[1.295245] i
ntegrity: Unable
to open file: /
etc/keys/x509_im
a.der (-2)

[1.295249] integrity: Unable to open file: /etc/keys/x509_evm.der (-2)
[1.353447] vio vio: uevent: failed to send synthetic uevent
[2.089461] nouveau 0004:04:00.0: unknown chipset (14a1)
[2.131257] nouveau 0004:05:00.0: unknown chipset (14a1)
[2.131538] nouveau 0035:03:00.0: unknown chipset (14a1)
[2.131664] nouveau 0035:04:00.0: unknown

[Kernel-packages] [Bug 1743529] Comment bridged from LTC Bugzilla

2018-02-13 Thread bugproxy 
--- Comment From indira.pr...@in.ibm.com 2018-02-13 03:49 EDT---
Any update on fix availability in official ubunu1804 build

Regards,
Indira

-- 
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/1743529

Title:
  ISST-LTE:PowerNV:Ubuntu1804:Witherspoon:whip: System hung with Kernel
  panic -not syncing: Out of memory message when crash is triggered.

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

Bug description:
  == Comment: #0 - INDIRA P. JOGA
  Problem Description:
  ===
  System hung with kernel panic Kernel panic - not syncing: Out of memory 
message when crash is triggered

  Steps to re-create:
  ==
  > Installed ubuntu1804 daily build on Witherspoon test system
  root@whip:~# uname -a
  Linux whip 4.13.0-17-generic #20-Ubuntu SMP Mon Nov 6 10:03:08 UTC 2017 
ppc64le ppc64le ppc64le GNU/Linux
  root@whip:~# uname -r
  4.13.0-17-generic

  > root@whip:~# free -h
totalusedfree  shared  buff/cache   
available
  Mem:   507G2.0G504G 19M728M
503G
  Swap:  2.0G  0B2.0G

  
  > Edited the grub /etc/default/grub.d/kexec-tools.cfg file and set the crash 
kernel parameter=4096M

  > Updated grub using update-grub command and reboot system.

  cat root@whip:~# cat /proc/cmdline
  root=UUID=46c6aa02-8215-44cc-b3fc-0bc79c3c8815 ro splash quiet 
crashkernel=4096M

  > kdump status before triggering crash

  root@whip:~# kdump-config show
  DUMP_MODE:kdump
  USE_KDUMP:1
  KDUMP_SYSCTL: kernel.panic_on_oops=1
  KDUMP_COREDIR:/var/crash
  crashkernel addr: 
 /var/lib/kdump/vmlinuz: symbolic link to /boot/vmlinux-4.13.0-17-generic
  kdump initrd: 
 /var/lib/kdump/initrd.img: symbolic link to 
/var/lib/kdump/initrd.img-4.13.0-17-generic
  current state:ready to kdump

  kexec command:
/sbin/kexec -p 
--command-line="root=UUID=46c6aa02-8215-44cc-b3fc-0bc79c3c8815 ro splash quiet 
irqpoll noirqdistrib nr_cpus=1 nousb systemd.unit=kdump-tools.service 
ata_piix.prefer_ms_hyperv=0" --initrd=/var/lib/kdump/initrd.img 
/var/lib/kdump/vmlinuz

  root@whip:~# kdump-config status
  current state   : ready to kdump

  >  Enabled sysrq
  root@whip:~# sysctl -w kernel.sysrq=1
  kernel.sysrq = 1

  > Triggered crash and it hangs with kernel panic- OOM message as below

  root@whip:~# echo c > /proc/sysrq-trigger
  [   85.731415] sysrq: SysRq : Trigger a crash
  [   85.731472] Unable to handle kernel paging request for data at address 
0x
  [   85.731584] Faulting instruction address: 0xc078f588
  [   85.731670] Oops: Kernel access of bad area, sig: 11 [#1]
  [   85.731744] SMP NR_CPUS=2048 
  [   85.731745] NUMA 
  [   85.731790] PowerNV
  [   85.731853] Modules linked in: rpcsec_gss_krb5 nfsv4 nfs fscache sctp_diag 
sctp dccp_diag dccp tcp_diag udp_diag raw_diag inet_diag unix_diag 
af_packet_diag netlink_diag binfmt_misc vmx_crypto crct10dif_vpmsum ofpart 
cmdlinepart idt_89hpesx powernv_flash ipmi_powernv opal_prd ibmpowernv mtd 
ipmi_devintf ipmi_msghandler at24 uio_pdrv_genirq uio dm_multipath scsi_dh_rdac 
scsi_dh_emc scsi_dh_alua nfsd auth_rpcgss sch_fq_codel nfs_acl lockd grace 
sunrpc ip_tables x_tables autofs4 btrfs xor raid6_pq nouveau bnx2x ast 
i2c_algo_bit ttm drm_kms_helper mdio libcrc32c crc32c_vpmsum mlx5_core 
syscopyarea sysfillrect sysimgblt fb_sys_fops tg3 drm ahci mlxfw libahci nvme 
devlink nvme_core
  [   85.732704] CPU: 10 PID: 4316 Comm: bash Not tainted 4.13.0-17-generic 
#20-Ubuntu
  [   85.732764] task: c03fcb141700 task.stack: c03fc2374000
  [   85.732858] NIP: c078f588 LR: c07904b8 CTR: 
c078f560
  [   85.732977] REGS: c03fc23779f0 TRAP: 0300   Not tainted  
(4.13.0-17-generic)
  [   85.733066] MSR: 90009033 
  [   85.733075]   CR: 2842  XER: 2004
  [   85.733201] CFAR: c07904b4 DAR:  DSISR: 4200 
SOFTE: 1 
  [   85.733201] GPR00: c07904b8 c03fc2377c70 c15f6000 
0063 
  [   85.733201] GPR04: c03feedfade8 c03feee12068 90009033 
000a 
  [   85.733201] GPR08: 0007 0001  
90001003 
  [   85.733201] GPR12: c078f560 c7a66900 10180df8 
10189e30 
  [   85.733201] GPR16: 10189ea8 10151210 1018bd58 
1018de48 
  [   85.733201] GPR20: 321168d8 0001 10164590 
10163bb0 
  [   85.733201] GPR24: 7fffcfa6e7d4 7fffcfa6e7d0 c14fa570 
0002 
  [   85.733201] GPR28: 0063 0004 c14822f4 
c14fa910 
  [   85.734116] NIP [c078f588] sysrq_handle_crash+0x28/0x30
  [   85.734211] LR

[Kernel-packages] [Bug 1743529] Comment bridged from LTC Bugzilla

2018-01-31 Thread bugproxy 
--- Comment From indira.pr...@in.ibm.com 2018-01-31 03:30 EDT---
Hi Breno,

Is fix available in official ubunu1804 build

Regards,
Indira

--- Comment From indira.pr...@in.ibm.com 2018-01-31 03:31 EDT---
When can we expect the fix in official ubunu1804 build.

Regards,
Indira

-- 
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/1743529

Title:
  ISST-LTE:PowerNV:Ubuntu1804:Witherspoon:whip: System hung with Kernel
  panic -not syncing: Out of memory message when crash is triggered.

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

Bug description:
  == Comment: #0 - INDIRA P. JOGA
  Problem Description:
  ===
  System hung with kernel panic Kernel panic - not syncing: Out of memory 
message when crash is triggered

  Steps to re-create:
  ==
  > Installed ubuntu1804 daily build on Witherspoon test system
  root@whip:~# uname -a
  Linux whip 4.13.0-17-generic #20-Ubuntu SMP Mon Nov 6 10:03:08 UTC 2017 
ppc64le ppc64le ppc64le GNU/Linux
  root@whip:~# uname -r
  4.13.0-17-generic

  > root@whip:~# free -h
totalusedfree  shared  buff/cache   
available
  Mem:   507G2.0G504G 19M728M
503G
  Swap:  2.0G  0B2.0G

  
  > Edited the grub /etc/default/grub.d/kexec-tools.cfg file and set the crash 
kernel parameter=4096M

  > Updated grub using update-grub command and reboot system.

  cat root@whip:~# cat /proc/cmdline
  root=UUID=46c6aa02-8215-44cc-b3fc-0bc79c3c8815 ro splash quiet 
crashkernel=4096M

  > kdump status before triggering crash

  root@whip:~# kdump-config show
  DUMP_MODE:kdump
  USE_KDUMP:1
  KDUMP_SYSCTL: kernel.panic_on_oops=1
  KDUMP_COREDIR:/var/crash
  crashkernel addr: 
 /var/lib/kdump/vmlinuz: symbolic link to /boot/vmlinux-4.13.0-17-generic
  kdump initrd: 
 /var/lib/kdump/initrd.img: symbolic link to 
/var/lib/kdump/initrd.img-4.13.0-17-generic
  current state:ready to kdump

  kexec command:
/sbin/kexec -p 
--command-line="root=UUID=46c6aa02-8215-44cc-b3fc-0bc79c3c8815 ro splash quiet 
irqpoll noirqdistrib nr_cpus=1 nousb systemd.unit=kdump-tools.service 
ata_piix.prefer_ms_hyperv=0" --initrd=/var/lib/kdump/initrd.img 
/var/lib/kdump/vmlinuz

  root@whip:~# kdump-config status
  current state   : ready to kdump

  >  Enabled sysrq
  root@whip:~# sysctl -w kernel.sysrq=1
  kernel.sysrq = 1

  > Triggered crash and it hangs with kernel panic- OOM message as below

  root@whip:~# echo c > /proc/sysrq-trigger
  [   85.731415] sysrq: SysRq : Trigger a crash
  [   85.731472] Unable to handle kernel paging request for data at address 
0x
  [   85.731584] Faulting instruction address: 0xc078f588
  [   85.731670] Oops: Kernel access of bad area, sig: 11 [#1]
  [   85.731744] SMP NR_CPUS=2048 
  [   85.731745] NUMA 
  [   85.731790] PowerNV
  [   85.731853] Modules linked in: rpcsec_gss_krb5 nfsv4 nfs fscache sctp_diag 
sctp dccp_diag dccp tcp_diag udp_diag raw_diag inet_diag unix_diag 
af_packet_diag netlink_diag binfmt_misc vmx_crypto crct10dif_vpmsum ofpart 
cmdlinepart idt_89hpesx powernv_flash ipmi_powernv opal_prd ibmpowernv mtd 
ipmi_devintf ipmi_msghandler at24 uio_pdrv_genirq uio dm_multipath scsi_dh_rdac 
scsi_dh_emc scsi_dh_alua nfsd auth_rpcgss sch_fq_codel nfs_acl lockd grace 
sunrpc ip_tables x_tables autofs4 btrfs xor raid6_pq nouveau bnx2x ast 
i2c_algo_bit ttm drm_kms_helper mdio libcrc32c crc32c_vpmsum mlx5_core 
syscopyarea sysfillrect sysimgblt fb_sys_fops tg3 drm ahci mlxfw libahci nvme 
devlink nvme_core
  [   85.732704] CPU: 10 PID: 4316 Comm: bash Not tainted 4.13.0-17-generic 
#20-Ubuntu
  [   85.732764] task: c03fcb141700 task.stack: c03fc2374000
  [   85.732858] NIP: c078f588 LR: c07904b8 CTR: 
c078f560
  [   85.732977] REGS: c03fc23779f0 TRAP: 0300   Not tainted  
(4.13.0-17-generic)
  [   85.733066] MSR: 90009033 
  [   85.733075]   CR: 2842  XER: 2004
  [   85.733201] CFAR: c07904b4 DAR:  DSISR: 4200 
SOFTE: 1 
  [   85.733201] GPR00: c07904b8 c03fc2377c70 c15f6000 
0063 
  [   85.733201] GPR04: c03feedfade8 c03feee12068 90009033 
000a 
  [   85.733201] GPR08: 0007 0001  
90001003 
  [   85.733201] GPR12: c078f560 c7a66900 10180df8 
10189e30 
  [   85.733201] GPR16: 10189ea8 10151210 1018bd58 
1018de48 
  [   85.733201] GPR20: 321168d8 0001 10164590 
10163bb0 
  [   85.733201] GPR24: 7fffcfa6e7d4 7fffcfa6e7d0 c14fa570 
0002 
  [   85.733201] GPR28: 0063