STC860:alpine-pdq:alpdq5p03: kernel panic when adding vnic
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned | ||
Xenial |
Fix Released
|
Undecided
|
Tim Gardner | ||
Yakkety |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
Description: Ubuntu 16.04 LTS
Linux alpdq5p03 4.4.0-22-generic #40-Ubuntu SMP Thu May 12 22:03:35 UTC 2016 ppc64le ppc64le ppc64le GNU/Linux
Problem Description :
When I created a vNIC on alpdq5p03 using U78C7.001.
[ 129.977324] ibmvnic 30000004: Virtual Adapter failed (rc=8)
[ 129.977346] Unable to handle kernel paging request for data at address 0x000000f1
[ 129.977351] Faulting instruction address: 0xd000000010882434
[ 129.977355] Oops: Kernel access of bad area, sig: 11 [#1]
[ 129.977359] SMP NR_CPUS=2048 NUMA pSeries
[ 129.977364] Modules linked in: ibmvnic rpadlpar_io rpaphp nfsv3 nfs_acl rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace fscache dccp_diag dccp tcp_diag udp_diag inet_diag unix_diag af_packet_diag netlink_diag rtc_generic pseries_rng binfmt_misc sunrpc autofs4 ibmvscsi ibmveth
[ 129.977392] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.0-22-generic #40-Ubuntu
[ 129.977397] task: c0000000015566b0 ti: c000001ffffd8000 task.ti: c0000000015b0000
[ 129.977401] NIP: d000000010882434 LR: d000000010882420 CTR: c0000000002b25f0
[ 129.977406] REGS: c000001ffffdb9c0 TRAP: 0300 Not tainted (4.4.0-22-generic)
[ 129.977410] MSR: 8000000000009033 <SF,EE,
[ 129.977422] CFAR: c000000000008468 DAR: 00000000000000f1 DSISR: 40000000 SOFTE: 0
GPR00: d000000010882420 c000001ffffdbc40 d000000010894240 0000000000000000
GPR04: c000001ff4039ee0 0000000000000000 0000001ffdd80000 0000000000002082
GPR08: c000000000f9fda8 c000000000f9fda8 0000001ffdd80000 d0000000108896e8
GPR12: c0000000002b25f0 c00000000e7e0000 c0000000015eef18 c000000000f9d678
GPR16: 0000000000000001 0000000000000000 c000001fd3960e18 c000001fd3960db0
GPR20: c0000000015b0000 c000001fd3960d98 c000001fd3960e08 c000001fd3960900
GPR24: c000001fd3960d88 c000001fd39bf000 c000001fd39bf048 0000000000000000
GPR28: 0000000000000100 0000000000000200 00000000000000f0 c000001fd3960900
[ 129.977482] NIP [d000000010882434] ibmvnic_
[ 129.977488] LR [d000000010882420] ibmvnic_
[ 129.977492] Call Trace:
[ 129.977496] [c000001ffffdbc40] [d000000010882420] ibmvnic_
[ 129.977503] [c000001ffffdbce0] [d000000010887188] ibmvnic_
[ 129.977509] [c000001ffffdbda0] [d000000010888ea8] ibmvnic_
[ 129.977517] [c000001ffffdbe10] [c000000000130660] handle_
[ 129.977523] [c000001ffffdbed0] [c000000000130948] handle_
[ 129.977528] [c000001ffffdbf00] [c000000000135c2c] handle_
[ 129.977534] [c000001ffffdbf30] [c00000000012f844] generic_
[ 129.977539] [c000001ffffdbf60] [c000000000011320] __do_irq+0x80/0x1d0
[ 129.977545] [c000001ffffdbf90] [c000000000024800] call_do_
[ 129.977550] [c0000000015b39a0] [c000000000011508] do_IRQ+0x98/0x140
[ 129.977555] [c0000000015b39f0] [c000000000002594] hardware_
[ 129.977563] --- interrupt: 501 at plpar_hcall_
[ 129.977563] LR = check_and_
[ 129.977570] [c0000000015b3ce0] [c00000000090d9f0] check_and_
[ 129.977576] [c0000000015b3d40] [c00000000090da94] dedicated_
[ 129.977582] [c0000000015b3d80] [c00000000090ac20] cpuidle_
[ 129.977588] [c0000000015b3de0] [c000000000119a88] call_cpuidle+
[ 129.977593] [c0000000015b3e20] [c000000000119e5c] cpu_startup_
[ 129.977599] [c0000000015b3ee0] [c00000000000bdcc] rest_init+0xac/0xc0
[ 129.977605] [c0000000015b3f00] [c000000000ea3f5c] start_kernel+
[ 129.977610] [c0000000015b3f90] [c000000000008c6c] start_here_
[ 129.977615] Instruction dump:
[ 129.977617] e95e0010 7fc3f378 f92a0008 f9490000 fb9e0010 fbbe0018 480072cd e8410018
[ 129.977626] ebde0010 7fb6f040 3bdefff0 419e00f4 <893e0001> 2f890009 409effb4 7ea3ab78
[ 129.977636] ---[ end trace 79d415687d3074f2 ]---
[ 129.979495]
[ 131.979529] Kernel panic - not syncing: Fatal exception in interrupt
[ 131.985480] ---[ end Kernel panic - not syncing: Fatal exception in interrupt
There was a fix for this particular bug in the ibmvnic_
Here is the commit (actually noticed by someone else independently before I could push my own patch)
This patch should fix this kernel panic.
A test kernel needs to be built and tested but mirroring to Launchpad for a heads up to Canonical.
tags: | added: architecture-ppc64le bugnameltc-142343 severity-high targetmilestone-inin16041 |
Changed in ubuntu: | |
assignee: | nobody → Taco Screen team (taco-screen-team) |
affects: | ubuntu → linux (Ubuntu) |
Changed in linux (Ubuntu Xenial): | |
status: | In Progress → Fix Committed |
tags: | removed: bugnameltc-142343 severity-high |
tags: |
added: verification-done-xenial removed: verification-failed-xenial |
https:/ /lists. ubuntu. com/archives/ kernel- team/2016- September/ 080072. html