IJ48288: DAEMON ASSERT (LK.ISLOCKEDWEAKOREXCLUSIVE()) || UXFERMMAPCOUNT > 0)

APAR status

• Closed as program error.

Error description

• Assert goes off when the temporary file is linked(created with
  O_TMPFILE and  linkat) and the inode data have to be evicted to
  accommodate AFM xattrs.
  

Local fix

• Nkne
  

Problem summary

• Assert goes off when the temporary file is linked(created with
  O_TMPFILE and  linkat) and the inode data have to be evicted to
  accommodate AFM xattrs.
  

Problem conclusion

• This problem is fixed in 5.1.2.13
  To see all Spectrum Scale APARs and their respective
  Fix solutions refer to page:
  https://public.dhe.ibm.com/storage/spectrumscale/spectrum_scale_
  apars.html
  
  Benefits of the solution:
  Fixed the code not to allocate data in the inode for the
  temporary file.
  
  Work around:
  None
  
  Problem trigger:
  Temporary file is linked(created with O_TMPFILE and  linkat)
  with data in inode on the AFM fileset
  
  Symptom:
  Crash
  
  Platforms affected:
  All Linux OS environments
  
  Functional Area affected:
  AFM
  
  Customer Impact:
  HIPER
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  SPEC SCALE STD

• Fixed component ID

  5737F33AP

Applicable component levels