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Re: [linux-linus test] 178148: regressions - trouble: blocked/fail/pass/starved

  • To: xen-devel@xxxxxxxxxxxxxxxxxxxx
  • From: Jan Beulich <jbeulich@xxxxxxxx>
  • Date: Thu, 23 Feb 2023 12:25:01 +0100
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  • Cc: osstest service owner <osstest-admin@xxxxxxxxxxxxxx>
  • Delivery-date: Thu, 23 Feb 2023 11:25:08 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 23.02.2023 09:42, osstest service owner wrote:
> flight 178148 linux-linus real [real]
> http://logs.test-lab.xenproject.org/osstest/logs/178148/
> 
> Regressions :-(
> 
> Tests which did not succeed and are blocking,
> including tests which could not be run:
>  test-amd64-amd64-xl-qemuu-ws16-amd64  8 xen-boot         fail REGR. vs. 
> 178042
>  test-amd64-amd64-dom0pvh-xl-amd 14 guest-start           fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-pvhv2-intel  8 xen-boot              fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-pvshim    8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-vhd       8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemuu-win7-amd64  8 xen-boot         fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemut-win7-amd64  8 xen-boot         fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-multivcpu  8 xen-boot                fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemuu-debianhvm-amd64-shadow 8 xen-boot fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-xsm       8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl           8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemuu-debianhvm-amd64  8 xen-boot    fail REGR. vs. 
> 178042
>  test-amd64-amd64-libvirt-qemuu-debianhvm-amd64-xsm 8 xen-boot fail REGR. vs. 
> 178042
>  test-amd64-amd64-libvirt-raw  8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-qemuu-nested-amd  8 xen-boot            fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemut-debianhvm-i386-xsm  8 xen-boot fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-pvhv2-amd  8 xen-boot                fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemuu-dmrestrict-amd64-dmrestrict 8 xen-boot fail REGR. 
> vs. 178042
>  test-amd64-amd64-freebsd11-amd64  8 xen-boot             fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemut-ws16-amd64  8 xen-boot         fail REGR. vs. 
> 178042
>  test-amd64-amd64-qemuu-nested-intel  8 xen-boot          fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-credit1   8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm 8 xen-boot fail REGR. 
> vs. 178042
>  test-amd64-amd64-xl-shadow    8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-pygrub       8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-dom0pvh-xl-intel 14 guest-start         fail REGR. vs. 
> 178042
>  test-amd64-amd64-pair        12 xen-boot/src_host        fail REGR. vs. 
> 178042
>  test-amd64-amd64-pair        13 xen-boot/dst_host        fail REGR. vs. 
> 178042
>  test-amd64-amd64-libvirt-qcow2  8 xen-boot               fail REGR. vs. 
> 178042
>  test-amd64-amd64-libvirt-xsm  8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-libvirt      8 xen-boot                 fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemut-debianhvm-amd64  8 xen-boot    fail REGR. vs. 
> 178042
>  test-amd64-amd64-xl-qemuu-debianhvm-i386-xsm  8 xen-boot fail REGR. vs. 
> 178042
>  test-amd64-amd64-freebsd12-amd64  8 xen-boot             fail REGR. vs. 
> 178042
>  test-amd64-amd64-libvirt-pair 12 xen-boot/src_host       fail REGR. vs. 
> 178042
>  test-amd64-amd64-libvirt-pair 13 xen-boot/dst_host       fail REGR. vs. 
> 178042
>  test-amd64-coresched-amd64-xl  8 xen-boot                fail REGR. vs. 
> 178042

Hmm, looks to be another Linux change to the MSI subsystem which didn't
properly take Xen PV Dom0 into account:

Feb 23 03:58:09.723080 [    0.318338] BUG: kernel NULL pointer dereference, 
address: 0000000000000050
Feb 23 03:58:09.723080 [    0.318487] #PF: supervisor read access in kernel mode
Feb 23 03:58:09.735104 [    0.318522] #PF: error_code(0x0000) - not-present page
Feb 23 03:58:09.735104 [    0.318522] PGD 0 P4D 0 
Feb 23 03:58:09.747081 [    0.318522] Oops: 0000 [#1] PREEMPT SMP NOPTI
Feb 23 03:58:09.747081 [    0.318522] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 
6.2.0+ #1
Feb 23 03:58:09.759130 [    0.318522] Hardware name: Dell Inc. PowerEdge 
R220/081N4V, BIOS 1.1.4 05/06/2014
Feb 23 03:58:09.759130 [    0.318522] RIP: 
e030:irq_domain_create_hierarchy+0x28/0x70
Feb 23 03:58:09.771113 [    0.318522] Code: 90 90 f3 0f 1e fa 41 54 41 89 f4 55 
48 89 fd 48 89 cf 53 85 d2 74 3a 89 d6 31 c9 89 d2 e8 80 fd ff ff 48 89 c3 48 
85 db 74 1b <48> 8b 45 50 44 09 63 28 48 89 df 48 89 ab 80 00 00 00 48 89 43 50
Feb 23 03:58:09.795089 [    0.318522] RSP: e02b:ffffc90040057e48 EFLAGS: 
00010286
Feb 23 03:58:09.795089 [    0.318522] RAX: ffff8880037a5c00 RBX: 
ffff8880037a5c00 RCX: ffff888003469430
Feb 23 03:58:09.807191 [    0.318522] RDX: ffffffff8302cfa8 RSI: 
ffffffff82431fd1 RDI: ffff8880037a5c30
Feb 23 03:58:09.807191 [    0.318522] RBP: 0000000000000000 R08: 
ffff888003469430 R09: 0000000000000000
Feb 23 03:58:09.819069 [    0.318522] R10: ffff888003469430 R11: 
ffffea00000f0080 R12: 0000000000000010
Feb 23 03:58:09.831107 [    0.318522] R13: ffffffff82dee000 R14: 
ffffffff82e8aaf8 R15: ffffffff82d6f140
Feb 23 03:58:09.831107 [    0.318522] FS:  0000000000000000(0000) 
GS:ffff88801f200000(0000) knlGS:0000000000000000
Feb 23 03:58:09.843091 [    0.318522] CS:  e030 DS: 0000 ES: 0000 CR0: 
0000000080050033
Feb 23 03:58:09.855206 [    0.318522] CR2: 0000000000000050 CR3: 
0000000002642000 CR4: 0000000000050660
Feb 23 03:58:09.855206 [    0.318522] Call Trace:
Feb 23 03:58:09.867061 [    0.318522]  <TASK>
Feb 23 03:58:09.867061 [    0.318522]  __msi_create_irq_domain+0xae/0x170
Feb 23 03:58:09.867061 [    0.318522]  xen_create_pci_msi_domain+0x2f/0x40
Feb 23 03:58:09.879047 [    0.318522]  x86_create_pci_msi_domain+0xd/0x20

Jan

 

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