Hung smbd sessions with robust mutexes for TDBs.(Similar to BUG 13267)

Hemanth Thummala hemanth.thummala at nutanix.com
Mon Mar 26 20:28:52 UTC 2018


Hi Jeremy,
No. We are not using this glibc version. 

Thanks,
Hemanth.
´╗┐On 26/03/18, 1:21 PM, "Jeremy Allison" <jra at samba.org> wrote:

    On Fri, Mar 23, 2018 at 06:05:25PM +0000, Hemanth Thummala via samba-technical wrote:
    > We came across a glibc issue with robust mutex handling.
    > https://urldefense.proofpoint.com/v2/url?u=https-3A__sourceware.org_bugzilla_show-5Fbug.cgi-3Fid-3D19402&d=DwIBAg&c=s883GpUCOChKOHiocYtGcg&r=upHhZKvLG1wGJVQsvdamubutehC8co9bx_lsVXPKCKw&m=4-VGOy3RjSZkg59uCCmvkDusxe-rYih7hdQ_NDBtpks&s=ROjl0qXu349JgbksdeWyOx4IfOfr9dtPoBtMYvjHLFo&e=
    > 
    > As per this, due to race in mutex unlock could lead to missed wakeups. But this race shouldn't have been affecting multiple smbds when each one is operating on different lists(hash chains).
    
    Are you running with this bugfix just in case ?
    



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