File Descriptor leak in winbind causes samba/winbind authentication to fail after sometime.

Solution Verified - Updated -

Issue

  • File Descriptor leak in winbind causes samba/winbind authentication to fail after sometime. While running winbind, it is observed that number of sockets under /proc/<PID of winbind>/fd directory increased from 7 to ~207 till the program failed.

Environment

  • Red Hat Enterprise Linux 6.1 (kernel-2.6.32-131.0.15.el6.x86_64)
  • samba-winbind-3.5.6-86.el6.x86_64
  • samba-client-3.5.6-86.el6.x86_64

  • samba-winbind-clients-3.5.6-86.el6.x86_64

  • samba-3.5.6-86.el6.x86_64

  • samba-common-3.5.6-86.el6.x86_64

  • Red Hat Enterprise Linux 5 (kernel-2.6.18-164.el5)

  • samba3x-3.5.4-0.83.el5_7.2

  • samba3x-common-3.5.4-0.83.el5_7.2

  • samba3x-winbind-3.5.4-0.83.el5_7.2

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