Re: [Xen-devel] Xen4.2 S3 regression?

[Ben Guthro <ben@xxxxxxxxxx>]

It looks like this regression may be related to MSI handling.

"pci=nomsi" on the kernel command line seems to bypass the issue.

Clearly, legacy interrupts are not ideal.


On Tue, Aug 7, 2012 at 11:04 AM, Ben Guthro <ben@xxxxxxxxxx> wrote:
> I have been doing some experiments in upgrading the Xen version in a
> future version of XenClient Enterprise, and I've been running into a
> regression that I'm wondering if anyone else has seen.
>
> dom0 suspend/resume (S3) does not seem to be working for me.
>
> In swapping out components of the system, the common failure seems to
> be when I use Xen-4.2 (upgraded from Xen-4.0.3)
>
> The first suspend seems to mostly work...but subsequent ones always
> resume improperly.
> By "improperly" - I see I/O failures, and stalls of many processes.
>
> Below is a log excerpt of 2 S3 attempts.
>
>
> Has anyone else seen these failures?
>
> - Ben
>
>
> (XEN) Preparing system for ACPI S3 state.
> (XEN) Disabling non-boot CPUs ...
> (XEN) Breaking vcpu affinity for domain 0 vcpu 1
> (XEN) Breaking vcpu affinity for domain 0 vcpu 2
> (XEN) Breaking vcpu affinity for domain 0 vcpu 3
> (XEN) Entering ACPI S3 state.
> (XEN) mce_intel.c:1239: MCA Capability: BCAST 1 SER 0 CMCI 1 firstbank
> 0 extended MCE MSR 0
> (XEN) CPU0 CMCI LVT vector (0xf1) already installed
> (XEN) Finishing wakeup from ACPI S3 state.
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) Enabling non-boot CPUs  ...
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> [   36.440696] [drm:pch_irq_handler] *ERROR* PCH poison interrupt
> (XEN) Preparing system for ACPI S3 state.
> (XEN) Disabling non-boot CPUs ...
> (XEN) Entering ACPI S3 state.
> (XEN) mce_intel.c:1239: MCA Capability: BCAST 1 SER 0 CMCI 1 firstbank
> 0 extended MCE MSR 0
> (XEN) CPU0 CMCI LVT vector (0xf1) already installed
> (XEN) Finishing wakeup from ACPI S3 state.
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) Enabling non-boot CPUs  ...
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> (XEN) microcode: collect_cpu_info : sig=0x306a4, pf=0x2, rev=0x7
> [   65.893235] [drm:pch_irq_handler] *ERROR* PCH poison interrupt
> [   66.508829] ata3.00: revalidation failed (errno=-5)
> [   66.508861] ata1.00: revalidation failed (errno=-5)
> [   76.858815] ata3.00: revalidation failed (errno=-5)
> [   76.898807] ata1.00: revalidation failed (errno=-5)
> [  107.208817] ata3.00: revalidation failed (errno=-5)
> [  107.288807] ata1.00: revalidation failed (errno=-5)
> [  107.718866] pm_op(): scsi_bus_resume_common+0x0/0x60 returns 262144
> [  107.718877] PM: Device 0:0:0:0 failed to resume async: error 262144
> [  107.718913] end_request: I/O error, dev sda, sector 35193296
> [  107.718919] Buffer I/O error on device dm-5, logical block 7690
> [  107.718947] end_request: I/O error, dev sda, sector 35657184
> [  107.718965] end_request: I/O error, dev sda, sector 246202760
> [  107.718968] Buffer I/O error on device dm-6, logical block 26252801
> [  107.718995] end_request: I/O error, dev sda, sector 254548368
> [  107.719009] Aborting journal on device dm-6-8.
> [  107.719021] end_request: I/O error, dev sda, sector 35164192
> [  107.719023] Buffer I/O error on device dm-5, logical block 4052
> [  107.719063] Aborting journal on device dm-5-8.
> [  107.719085] end_request: I/O error, dev sda, sector 254546304
> [  107.719097] Buffer I/O error on device dm-6, logical block 27295744
> [  107.719129] JBD2: I/O error detected when updating journal
> superblock for dm-6-8.
> [  107.719141] end_request: I/O error, dev sda, sector 35656064
> [  107.719146] Buffer I/O error on device dm-5, logical block 65536
> [  107.719168] JBD2: I/O error detected when updating journal
> superblock for dm-5-8.
> [  107.870082] end_request: I/O error, dev sda, sector 35131776
> [  107.875825] Buffer I/O error on device dm-5, logical block 0
> [  107.881805] end_request: I/O error, dev sda, sector 35131776
> [  107.887637] Buffer I/O error on device dm-5, logical block 0
> [  107.893573] EXT4-fs error (device dm-5): ext4_journal_start_sb:327:
> [  107.893579] EXT4-fs (dm-5): I/O error while writing superblock
> [  107.893582] EXT4-fs error (device dm-5): ext4_journal_start_sb:327:
> Detected aborted journal
> [  107.893584] EXT4-fs (dm-5): Remounting filesystem read-only
> [  107.893617] end_request: I/O error, dev sda, sector 35131776
> [  107.893620] Buffer I/O error on device dm-5, logical block 0
> [  107.893749] end_request: I/O error, dev sda, sector 36180352
> [  107.893752] Buffer I/O error on device dm-6, logical block 0
> [  107.893762] EXT4-fs error (device dm-6): ext4_journal_start_sb:327:
> Detected aborted journal
> [  107.893765] EXT4-fs (dm-6): Remounting filesystem read-only
> [  107.893766] EXT4-fs (dm-6): previous I/O error to superblock detected
> [  107.893784] end_request: I/O error, dev sda, sector 36180352
> [  107.893787] Buffer I/O error on device dm-6, logical block 0
> [  107.894467] EXT4-fs error (device dm-5): ext4_journal_start_sb:327:
> Detected aborted journal
> [  108.669763] end_request: I/O error, dev sda, sector 25957784
> [  108.675555] Aborting journal on device dm-3-8.
> [  108.680246] end_request: I/O error, dev sda, sector 25956736
> [  108.686099] JBD2: I/O error detected when updating journal
> superblock for dm-3-8.
> [  108.693908] journal commit I/O error
> [  108.755829] end_request: I/O error, dev sda, sector 17305984
> [  108.761600] EXT4-fs error (device dm-3): ext4_journal_start_sb:327:
> Detected aborted journal
> [  108.770340] EXT4-fs (dm-3): Remounting filesystem read-only
> [  108.776159] EXT4-fs (dm-3): previous I/O error to superblock detected
> [  108.782904] end_request: I/O error, dev sda, sector 17305984
> [  109.660011] end_request: I/O error, dev sda, sector 358788
> [  109.665572] Buffer I/O error on device dm-1, logical block 46082
> [  109.682479] end_request: I/O error, dev sda, sector 18832256
> [  109.688246] end_request: I/O error, dev sda, sector 18832256
> [  109.709559] end_request: I/O error, dev sda, sector 357762
> [  109.715120] Buffer I/O error on device dm-1, logical block 45569
> [  109.721506] end_request: I/O error, dev sda, sector 358790
> [  109.727114] Buffer I/O error on device dm-1, logical block 46083
> [  109.743714] end_request: I/O error, dev sda, sector 18832256
> [  109.755555] end_request: I/O error, dev sda, sector 18832256
> [  109.886187] end_request: I/O error, dev sda, sector 357764
> [  109.891756] Buffer I/O error on device dm-1, logical block 45570
> [  109.908344] end_request: I/O error, dev sda, sector 18832256
> [  109.928369] end_request: I/O error, dev sda, sector 349574
> [  109.933938] Buffer I/O error on device dm-1, logical block 41475
> [  109.950336] end_request: I/O error, dev sda, sector 18832256
> [  115.378875] end_request: I/O error, dev sda, sector 365000
> [  115.384445] Aborting journal on device dm-1-8.
> [  115.389120] end_request: I/O error, dev sda, sector 364930
> [  115.394798] Buffer I/O error on device dm-1, logical block 49153
> [  115.401101] JBD2: I/O error detected when updating journal
> superblock for dm-1-8.
> [  207.207426] end_request: I/O error, dev sda, sector 246192376
> [  207.213313] end_request: I/O error, dev sda, sector 246192376
> [  207.903181] end_request: I/O error, dev sda, sector 246192376
> [  209.234399] end_request: I/O error, dev sda, sector 18518400
> [  209.240221] end_request: I/O error, dev sda, sector 18518400

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