On Sat, Nov 12, 2016 at 09:40:49AM -0800, Christoph Hellwig wrote:
> Just saw this during a xfstests auto run on virtio with default
> XFS parameters. I don't think I saw this before when running the
> same config, so it might not be 100% reproducible. I'd be surpised
> if my laptop has bad ram, but who knows..
Does your kernel have commit b77428b12b5 ("xfs: defer should abort
intent items if the trans roll fails") in it? I saw similar symptoms
and fixed them with that patch.
(Patch should appear in -rc5 tomorrow.)
--D
>
> [ 2412.538076] XFS (vdc): Mounting V5 Filesystem
> [ 2412.783150] XFS (vdc): Starting recovery (logdev: internal)
> [ 2412.998385] XFS (vdc): Ending recovery (logdev: internal)
> [ 2413.014579] Slab corruption (Tainted: G W ): xfs_efi_item start=ffff88008636ac18, len=408
> [ 2413.015789] Redzone: 0x9f911029d74e35b/0x9f911029d74e35b
> [ 2413.017236] Last user:
> [<ffffffff815c6689>](xfs_efi_item_free+0x29/0x40)
> [ 2413.018854] 070: 6b 6b 6b 6b 6b 6b 6b 6b 6a 6b 6b 6b 6b 6b 6b 6b kkkkkkkkjkkkkkkk
> [ 2413.019815] Single bit error detected. Probably bad RAM.
> [ 2413.020350] Run memtest86+ or a similar memory test tool.
> [ 2413.020915] Prev obj: start=ffff88008636aa68, len=408
> [ 2413.021645] Redzone: 0x9f911029d74e35b/0x9f911029d74e35b
> [ 2413.022191] Last user: [<ffffffff815c6689>](xfs_efi_item_free+0x29/0x40)
> [ 2413.023397] 000: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
> [ 2413.024217] 010: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
> [ 2413.026503] Next obj: start=ffff88008636adc8, len=408
> [ 2413.027304] Redzone: 0x9f911029d74e35b/0x9f911029d74e35b
> [ 2413.027941] Last user: [<ffffffff815c6689>](xfs_efi_item_free+0x29/0x40)
> [ 2413.028695] 000: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
> [ 2413.029616] 010: [ 2413.029810] 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
>
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