Re: BUG: KCSAN: data-race in tick_nohz_next_event / tick_nohz_stop_tick

2020-12-07 Thread Marco Elver
On Sun, 6 Dec 2020 at 00:47, Thomas Gleixner wrote: > On Sat, Dec 05 2020 at 19:18, Thomas Gleixner wrote: > > On Fri, Dec 04 2020 at 20:53, Marco Elver wrote: > > It might be useful to find the actual variable, data member or whatever > > which is involved in the various reports and if there is

Re: BUG: KCSAN: data-race in tick_nohz_next_event / tick_nohz_stop_tick

2020-12-05 Thread Thomas Gleixner
On Sat, Dec 05 2020 at 19:18, Thomas Gleixner wrote: > On Fri, Dec 04 2020 at 20:53, Marco Elver wrote: > It might be useful to find the actual variable, data member or whatever > which is involved in the various reports and if there is a match then > the reports could be aggregated. The 3

Re: BUG: KCSAN: data-race in tick_nohz_next_event / tick_nohz_stop_tick

2020-12-05 Thread Thomas Gleixner
On Fri, Dec 04 2020 at 20:53, Marco Elver wrote: > On Fri, 4 Dec 2020 at 20:04, Naresh Kamboju wrote: >> LKFT started testing KCSAN enabled kernel from the linux next tree. >> Here we have found BUG: KCSAN: data-race in tick_nohz_next_event / >> tick_nohz_stop_tick >

Re: BUG: KCSAN: data-race in tick_nohz_next_event / tick_nohz_stop_tick

2020-12-04 Thread Marco Elver
On Fri, 4 Dec 2020 at 20:04, Naresh Kamboju wrote: > LKFT started testing KCSAN enabled kernel from the linux next tree. > Here we have found BUG: KCSAN: data-race in tick_nohz_next_event / > tick_nohz_stop_tick Thank you for looking into KCSAN. Would it be possible to collect thes

BUG: KCSAN: data-race in tick_nohz_next_event / tick_nohz_stop_tick

2020-12-04 Thread Naresh Kamboju
LKFT started testing KCSAN enabled kernel from the linux next tree. Here we have found BUG: KCSAN: data-race in tick_nohz_next_event / tick_nohz_stop_tick This report is from an x86_64 machine clang-11 linux next 20201201. Since we are running for the first time we do not call this regression