* Re: [patch] futex: Cure exit race [not found] ` <20181210210920.75EBD20672@mail.kernel.org> @ 2018-12-10 21:16 ` Thomas Gleixner 2018-12-10 23:01 ` Sasha Levin 0 siblings, 1 reply; 3+ messages in thread From: Thomas Gleixner @ 2018-12-10 21:16 UTC (permalink / raw) To: Sasha Levin; +Cc: LKML, stable 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. Thanks, tglx ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [patch] futex: Cure exit race 2018-12-10 21:16 ` [patch] futex: Cure exit race Thomas Gleixner @ 2018-12-10 23:01 ` Sasha Levin 2018-12-11 10:29 ` Thomas Gleixner 0 siblings, 1 reply; 3+ messages in thread From: Sasha Levin @ 2018-12-10 23:01 UTC (permalink / raw) To: Thomas Gleixner; +Cc: LKML, stable 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 ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [patch] futex: Cure exit race 2018-12-10 23:01 ` Sasha Levin @ 2018-12-11 10:29 ` Thomas Gleixner 0 siblings, 0 replies; 3+ messages in thread From: Thomas Gleixner @ 2018-12-11 10:29 UTC (permalink / raw) To: Sasha Levin; +Cc: LKML, stable On Mon, 10 Dec 2018, Sasha Levin wrote: > On Mon, Dec 10, 2018 at 10:16:03PM +0100, Thomas Gleixner wrote: > > On Mon, 10 Dec 2018, Sasha Levin wrote: > > > 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. It's simpler to backport the fix. I'll look at that once we agreed on the final solution. Thanks, tglx ^ permalink raw reply [flat|nested] 3+ messages in thread
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[not found] ` <20181210210920.75EBD20672@mail.kernel.org>
2018-12-10 21:16 ` [patch] futex: Cure exit race Thomas Gleixner
2018-12-10 23:01 ` Sasha Levin
2018-12-11 10:29 ` Thomas Gleixner
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