lkml.org 
[lkml]   [2018]   [Dec]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [patch] futex: Cure exit race
    On Mon, Dec 10, 2018 at 10:16:03PM +0100, Thomas Gleixner wrote:
    >On Mon, 10 Dec 2018, Sasha Levin wrote:
    >> This commit has been processed because it contains a -stable tag.
    >> The stable tag indicates that it's relevant for the following trees: all
    >>
    >> The bot has tested the following trees: v4.19.8, v4.14.87, v4.9.144, v4.4.166, v3.18.128,
    >>
    >> v4.19.8: Build OK!
    >> v4.14.87: Build OK!
    >> v4.9.144: Build failed! Errors:
    >> kernel/futex.c:1186:28: error: ???uaddr??? undeclared (first use in this function)
    >>
    >> v4.4.166: Build failed! Errors:
    >> kernel/futex.c:1181:28: error: ???uaddr??? undeclared (first use in this function)
    >>
    >> v3.18.128: Build failed! Errors:
    >> kernel/futex.c:1103:28: error: ???uaddr??? undeclared (first use in this function)
    >>
    >> How should we proceed with this patch?
    >
    >I'll look into that once this is sorted... I so love these rotten kernels.

    It seems we need:

    734009e96d19 ("futex: Change locking rules")

    Which isn't trivial to backport.

    --
    Thanks,
    Sasha

    \
     
     \ /
      Last update: 2018-12-11 00:02    [W:4.030 / U:0.176 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site