Re: UBSAN: Undefined behaviour in kernel/rcu/tree_plugin.h in 4.20-rc1

2018-11-14 Thread Paul E. McKenney
On Wed, Nov 14, 2018 at 03:43:05PM +0100, Christophe LEROY wrote: > > > Le 09/11/2018 à 21:10, Paul E. McKenney a écrit : > >On Fri, Nov 09, 2018 at 06:11:20PM +0100, Christophe LEROY wrote: > >>(Resending due to error in Paul's address) > >> > >>Paul > >> > >>I get the following UBSAN reports in

Re: UBSAN: Undefined behaviour in kernel/rcu/tree_plugin.h in 4.20-rc1

2018-11-14 Thread Christophe LEROY
Le 09/11/2018 à 21:10, Paul E. McKenney a écrit : On Fri, Nov 09, 2018 at 06:11:20PM +0100, Christophe LEROY wrote: (Resending due to error in Paul's address) Paul I get the following UBSAN reports in 4.20-rc1 on an MPC8321E (powerpc/book3s/32) I bisected it to 3e31009898699dfc ("rcu: Defe

Re: UBSAN: Undefined behaviour in kernel/rcu/tree_plugin.h in 4.20-rc1

2018-11-10 Thread Paul E. McKenney
On Fri, Nov 09, 2018 at 12:10:30PM -0800, Paul E. McKenney wrote: > On Fri, Nov 09, 2018 at 06:11:20PM +0100, Christophe LEROY wrote: > > (Resending due to error in Paul's address) > > > > Paul > > > > I get the following UBSAN reports in 4.20-rc1 on an MPC8321E > > (powerpc/book3s/32) > > > > I

Re: UBSAN: Undefined behaviour in kernel/rcu/tree_plugin.h in 4.20-rc1

2018-11-09 Thread Paul E. McKenney
On Fri, Nov 09, 2018 at 06:11:20PM +0100, Christophe LEROY wrote: > (Resending due to error in Paul's address) > > Paul > > I get the following UBSAN reports in 4.20-rc1 on an MPC8321E > (powerpc/book3s/32) > > I bisected it to 3e31009898699dfc ("rcu: Defer reporting RCU-preempt > quiescent stat

UBSAN: Undefined behaviour in kernel/rcu/tree_plugin.h in 4.20-rc1

2018-11-09 Thread Christophe LEROY
(Resending due to error in Paul's address) Paul I get the following UBSAN reports in 4.20-rc1 on an MPC8321E (powerpc/book3s/32) I bisected it to 3e31009898699dfc ("rcu: Defer reporting RCU-preempt quiescent states when disabled") Thanks Christophe [4.919995]

UBSAN: Undefined behaviour in kernel/rcu/tree_plugin.h in 4.20-rc1

2018-11-09 Thread Christophe LEROY
Paul, I get the following UBSAN reports in 4.20-rc1 on an MPC8321E (powerpc/book3s/32) I bisected it to 3e31009898699dfc ("rcu: Defer reporting RCU-preempt quiescent states when disabled") Thanks Christophe [4.919995] ===