Control: tag -1 moreinfo
On Tue, 2018-07-24 at 21:25 +1000, Julian Calaby wrote:
> Package: src:linux
> Version: 4.17.8-1
> Severity: important
>
> Dear Maintainer,
>
> Linux 4.17.0-1-amd64 (4.17.8-1) causes my laptop (Thinkpad X200) to fail to
> boot.
>
> During a boot with Systemd the disk gets stopped erroneously approximately
> after udev "coldplugs" anything that hasn't been autodetected already.
>
> This causes the kernel to stop the system disk causing the machine to hang
> with all SATA requests eventually timing out and all startup processes
> eventually failing.
>
> FROM MEMORY, the last disk related messages are:
>
> sda: Synchronising SCSI cache
> sda: Stopping disk
>
> Please note that as I cannot boot that kernel, this bug report was compiled on
> 4.16.0-2-amd64 (4.16.16-2) instead.
>
> Severity is relatively low as this laptop is the only computer I maintain that
> has shown this behaviour (so far) which makes me think it's related to the
> specific drivers I'm using, not something "generic" to this kernel version.
>
> Please let me know if there's any further details you need about my hardware
> or system configuration.
[...]
Does adding the kernel parameter "ahci.mobile_lpm_policy=1" avoid this?
Can you also run these commands to get the model and revision strings
for the HD, so this can be done automatically if necessary:
cat /sys/bus/scsi/devices/1:0:0:0/model
cat /sys/bus/scsi/devices/1:0:0:0/rev
Ben.
--
Ben Hutchings
[W]e found...that it wasn't as easy to get programs right as we had
thought. I realized that a large part of my life from then on was going
to be spent in finding mistakes in my own programs.
- Maurice Wilkes, 1949
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