Re: [Xen-devel] [xen-unstable test] 122968: regressions - FAIL

[Juergen Gross <jgross@xxxxxxxx>]

On 22/05/18 01:59, osstest service owner wrote:
> flight 122968 xen-unstable real [real]
> http://logs.test-lab.xenproject.org/osstest/logs/122968/
> 
> Regressions :-(
> 
> Tests which did not succeed and are blocking,
> including tests which could not be run:
>  test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm 16 
> guest-localmigrate/x10 fail REGR. vs. 122804

This seems to be a kernel issue:

[  349.264490] Freezing user space processes ... (elapsed 0.004 seconds)
done.
[  349.277385] Freezing remaining freezable tasks ...
[  369.285006] Freezing of tasks failed after 20.002 seconds (1 tasks
refusing to freeze, wq_busy=0):
[  369.293150] jbd2/xvda5-8    D 0000000000000000     0   115      2
0x00000000
[  369.299858]  ffff8800001fd590 0000000000000046 0000000000013200
ffff88002ea3ffd8
[  369.307084]  0000000000013200 ffff8800001fd590 ffff88002f813ab0
ffff88002fbd7140
[  369.314260]  0000000000000002 ffffffff811df230 ffff88002ea3fc80
ffff880029f64398
[  369.321462] Call Trace:
[  369.323726]  [<ffffffff811df230>] ? generic_block_bmap+0x50/0x50
[  369.329144]  [<ffffffff815217e9>] ? io_schedule+0x99/0x120
[  369.334118]  [<ffffffff811df23a>] ? sleep_on_buffer+0xa/0x10
[  369.339259]  [<ffffffff81521b6c>] ? __wait_on_bit+0x5c/0x90
[  369.344304]  [<ffffffff811df230>] ? generic_block_bmap+0x50/0x50
[  369.349782]  [<ffffffff81521c17>] ? out_of_line_wait_on_bit+0x77/0x90
[  369.355718]  [<ffffffff810abc90>] ? autoremove_wake_function+0x30/0x30
[  369.361624]  [<ffffffffa01605aa>] ?
jbd2_journal_commit_transaction+0x182a/0x1a30 [jbd2]
[  369.368948]  [<ffffffffa0163e42>] ? kjournald2+0xb2/0x240 [jbd2]
[  369.374387]  [<ffffffff810abc60>] ? prepare_to_wait_event+0xf0/0xf0
[  369.380082]  [<ffffffffa0163d90>] ? commit_timeout+0x10/0x10 [jbd2]
[  369.385805]  [<ffffffff8108b13d>] ? kthread+0xbd/0xe0
[  369.390470]  [<ffffffff8108b080>] ? kthread_create_on_node+0x180/0x180
[  369.396412]  [<ffffffff81524c58>] ? ret_from_fork+0x58/0x90
[  369.401489]  [<ffffffff8108b080>] ? kthread_create_on_node+0x180/0x180
[  369.407450]
[  369.408916] Restarting kernel threads ... done.
[  369.413308] xen:manage: do_suspend: freeze kernel threads failed -16
[  369.420958] Restarting tasks ... done.

Which kernel version is that?


>  test-amd64-amd64-xl-qemut-ws16-amd64 13 guest-saverestore fail REGR. vs. 
> 122804

Can someone from tools side look at this, please?

xc: error: Failed to get types for pfn batch (14 = Bad address):
Internal error
xc: error: Save failed (14 = Bad address): Internal error

>  test-armhf-armhf-libvirt     19 leak-check/check         fail REGR. vs. 
> 122804

Bad timing/missing whitelist?

2018-05-20 06:25:03 Z LEAKED [process 25641 /bin/sh] process: root
25641 25637  0 06:25 ?        00:00:00 /bin/sh -c test -x
/usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.daily )
2018-05-20 06:25:03 Z LEAKED [process 25644 /bin/sh] process: root
25644 25642  0 06:25 ?        00:00:00 /bin/sh /etc/cron.daily/apt
2018-05-20 06:25:03 Z LEAKED [process 25637 /usr/sbin/CRON] process:
root     25637  1298  0 06:25 ?        00:00:00 /usr/sbin/CRON
2018-05-20 06:25:03 Z LEAKED [process 25663 apt-get] process: root
25663 25644  8 06:25 ?        00:00:00 apt-get check -qq
2018-05-20 06:25:03 Z LEAKED [process 25642 run-parts] process: root
25642 25641  0 06:25 ?        00:00:00 run-parts --report /etc/cron.daily


Juergen

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