Re: UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9

2017-03-11 Thread Meelis Roos
t was > >> not there in 4.10: > >> > >> [ 14.820437] > >> ======================== > >> [ 14.820534] UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9 > >> [ 14.820594] signed integer overflow: > >> [ 14.82

Re: UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9

2017-03-10 Thread Dmitry Vyukov
the following UBSAN warning that was >>> not there in 4.10: >>> >>> [ 14.820437] >>> ============================ >>> [ 14.820534] UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9 >>> [ 14.820594

Re: UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9

2017-03-10 Thread Dmitry Vyukov
e following UBSAN warning that was >> not there in 4.10: >> >> [ 14.820437] >> ================ >> [ 14.820534] UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9 >> [ 14.82059

Re: UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9

2017-03-10 Thread Thomas Gleixner
: > > [ 14.820437] > ==== > [ 14.820534] UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9 > [ 14.820594] signed integer overflow: > [ 14.820645] 11567464533 + 3985952 cannot be represented in type 'long

UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9

2017-03-10 Thread Meelis Roos
: Undefined behaviour in kernel/time/tick-sched.c:600:9 [ 14.820594] signed integer overflow: [ 14.820645] 11567464533 + 3985952 cannot be represented in type 'long long int' [ 14.820722] CPU: 3 PID: 135 Comm: startpar Not tainted 4.11.0-rc1-00088-gec3b93a #61 [ 14.820793] Har

UBSAN: Undefined behaviour in kernel/time/tick-sched.c:600:9

2017-03-10 Thread Meelis Roos
This HP Netserver LH6000R, quad P3 Xeon. Trying 4.11.0-rc1-00088-gec3b93a I got the following UBSAN warning that was not there in 4.10: [ 14.820437] [ 14.820534] UBSAN: Undefined behaviour in kernel/time/tick