Re: [Linux 5.2.x] /sys/kernel/debug/tracing/events/power/cpu_idle/id: BUG: kernel NULL pointer dereference, address: 0000000000000000

2019-08-12 Thread Matthew Garrett
On Mon, Aug 12, 2019 at 8:29 AM Steven Rostedt wrote: > From what I understand, Matthew's "lockdown" work is to prevent the > system from doing anything to see what is happening in the kernel. This > includes tracefs. This looks like it is working as designed. Oopsing the kernel isn't working

Re: [Linux 5.2.x] /sys/kernel/debug/tracing/events/power/cpu_idle/id: BUG: kernel NULL pointer dereference, address: 0000000000000000

2019-08-12 Thread Steven Rostedt
On Sun, 11 Aug 2019 17:33:26 +0200 Salvatore Bonaccorso wrote: > Thomas, > > On Sun, Aug 11, 2019 at 02:58:15PM +0200, Thomas Gleixner wrote: > > Salvatore, > > > > On Sun, 11 Aug 2019, Salvatore Bonaccorso wrote: > > > On Sun, Aug 11, 2019 at 08:22:35AM +0200, Thomas Gleixner wrote: > > >

Re: [Linux 5.2.x] /sys/kernel/debug/tracing/events/power/cpu_idle/id: BUG: kernel NULL pointer dereference, address: 0000000000000000

2019-08-11 Thread Salvatore Bonaccorso
Thomas, On Sun, Aug 11, 2019 at 02:58:15PM +0200, Thomas Gleixner wrote: > Salvatore, > > On Sun, 11 Aug 2019, Salvatore Bonaccorso wrote: > > On Sun, Aug 11, 2019 at 08:22:35AM +0200, Thomas Gleixner wrote: > > > On Sat, 10 Aug 2019, Paul Menzel wrote: > > > > For the record. It is also

Re: [Linux 5.2.x] /sys/kernel/debug/tracing/events/power/cpu_idle/id: BUG: kernel NULL pointer dereference, address: 0000000000000000

2019-08-11 Thread Thomas Gleixner
Salvatore, On Sun, 11 Aug 2019, Salvatore Bonaccorso wrote: > On Sun, Aug 11, 2019 at 08:22:35AM +0200, Thomas Gleixner wrote: > > On Sat, 10 Aug 2019, Paul Menzel wrote: > > > For the record. It is also reproducible with Linux 5.2.6, and trying to > > > print > > > the file contents with cat

Re: [Linux 5.2.x] /sys/kernel/debug/tracing/events/power/cpu_idle/id: BUG: kernel NULL pointer dereference, address: 0000000000000000

2019-08-11 Thread Salvatore Bonaccorso
hi, On Sun, Aug 11, 2019 at 08:22:35AM +0200, Thomas Gleixner wrote: > On Sat, 10 Aug 2019, Paul Menzel wrote: > > Cc+ Steven > > > [+ INTEL IDLE DRIVER] > > > > Dear Linux folks, > > > > > > On 10.08.19 20:28, Paul Menzel wrote: > > > > > On 10.08.19 19:31, Thomas Gleixner wrote: > > > >

Re: [Linux 5.2.x] /sys/kernel/debug/tracing/events/power/cpu_idle/id: BUG: kernel NULL pointer dereference, address: 0000000000000000

2019-08-11 Thread Thomas Gleixner
On Sat, 10 Aug 2019, Paul Menzel wrote: Cc+ Steven > [+ INTEL IDLE DRIVER] > > Dear Linux folks, > > > On 10.08.19 20:28, Paul Menzel wrote: > > > On 10.08.19 19:31, Thomas Gleixner wrote: > > > > > On Sat, 10 Aug 2019, Paul Menzel wrote: > > > > > > > > I have no idea, who to report this

Re: [Linux 5.2.x] /sys/kernel/debug/tracing/events/power/cpu_idle/id: BUG: kernel NULL pointer dereference, address: 0000000000000000

2019-08-10 Thread Paul Menzel
[+ INTEL IDLE DRIVER] Dear Linux folks, On 10.08.19 20:28, Paul Menzel wrote: On 10.08.19 19:31, Thomas Gleixner wrote: On Sat, 10 Aug 2019, Paul Menzel wrote: I have no idea, who to report this to, so I please refer me to the correct list. I have no idea yet either :) With Linux