[Bug 1783994] Re: systemd spams log with "Failed to dissect: Input/output error" on systems with mmc

[Dan Streetman]

** Description changed:

- If a device has an mmc installed, systemd-gpt-auto-generator will fail because of "special partition" (rpmb, boot) and record a log message: 
+ [impact]
+ 
+ on systems with mmc device installed, systemd-gpt-auto-generator fails.
+ 
+ [test case]
+ 
+ on a system with mmc device installed, run systemd-gpt-auto-generator and check log for:
+ systemd-gpt-auto-generator[207]: Failed to dissect: Input/output error
+ 
+ [regression potential]
+ 
+ as this is related to boot, regressions might occur at boot, or while
+ modifying or configuring a boot loader.
+ 
+ [other info]
+ 
+ original description:
+ ---
+ 
+ 
+ If a device has an mmc installed, systemd-gpt-auto-generator will fail because of "special partition" (rpmb, boot) and record a log message:
  systemd-gpt-auto-generator[207]: Failed to dissect: Input/output error
  This issue was discussed here:  https://github.com/systemd/systemd/issues/5806
  and a fix is proposed for new systemd versions. Please include in bionic.

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https://bugs.launchpad.net/bugs/1783994

Title:
  systemd spams log with "Failed to dissect: Input/output error" on
  systems with mmc

Status in systemd:
  Fix Released
Status in systemd package in Ubuntu:
  Fix Released
Status in systemd source package in Bionic:
  In Progress

Bug description:
  [impact]

  on systems with mmc device installed, systemd-gpt-auto-generator
  fails.

  [test case]

  on a system with mmc device installed, run systemd-gpt-auto-generator and check log for:
  systemd-gpt-auto-generator[207]: Failed to dissect: Input/output error

  [regression potential]

  as this is related to boot, regressions might occur at boot, or while
  modifying or configuring a boot loader.

  [other info]

  original description:
  ---

  
  If a device has an mmc installed, systemd-gpt-auto-generator will fail because of "special partition" (rpmb, boot) and record a log message:
  systemd-gpt-auto-generator[207]: Failed to dissect: Input/output error
  This issue was discussed here:  https://github.com/systemd/systemd/issues/5806
  and a fix is proposed for new systemd versions. Please include in bionic.

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