Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-22 Thread Sai Prakash Ranjan
On 2020-10-22 16:44, Suzuki Poulose wrote: On 10/22/20 12:07 PM, Sai Prakash Ranjan wrote: On 2020-10-22 14:57, Suzuki Poulose wrote: On 10/22/20 9:02 AM, Sai Prakash Ranjan wrote: On 2020-10-21 15:38, Suzuki Poulose wrote: On 10/21/20 8:29 AM, Sai Prakash Ranjan wrote: On 2020-10-20 21:40,

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-22 Thread Suzuki Poulose
On 10/22/20 12:07 PM, Sai Prakash Ranjan wrote: On 2020-10-22 14:57, Suzuki Poulose wrote: On 10/22/20 9:02 AM, Sai Prakash Ranjan wrote: On 2020-10-21 15:38, Suzuki Poulose wrote: On 10/21/20 8:29 AM, Sai Prakash Ranjan wrote: On 2020-10-20 21:40, Sai Prakash Ranjan wrote: On 2020-10-14

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-22 Thread Sai Prakash Ranjan
On 2020-10-22 14:57, Suzuki Poulose wrote: On 10/22/20 9:02 AM, Sai Prakash Ranjan wrote: On 2020-10-21 15:38, Suzuki Poulose wrote: On 10/21/20 8:29 AM, Sai Prakash Ranjan wrote: On 2020-10-20 21:40, Sai Prakash Ranjan wrote: On 2020-10-14 21:29, Sai Prakash Ranjan wrote: On 2020-10-14

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-22 Thread Suzuki Poulose
On 10/22/20 9:02 AM, Sai Prakash Ranjan wrote: On 2020-10-21 15:38, Suzuki Poulose wrote: On 10/21/20 8:29 AM, Sai Prakash Ranjan wrote: On 2020-10-20 21:40, Sai Prakash Ranjan wrote: On 2020-10-14 21:29, Sai Prakash Ranjan wrote: On 2020-10-14 18:46, Suzuki K Poulose wrote: On 10/14/2020

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-22 Thread Sai Prakash Ranjan
On 2020-10-21 15:38, Suzuki Poulose wrote: On 10/21/20 8:29 AM, Sai Prakash Ranjan wrote: On 2020-10-20 21:40, Sai Prakash Ranjan wrote: On 2020-10-14 21:29, Sai Prakash Ranjan wrote: On 2020-10-14 18:46, Suzuki K Poulose wrote: On 10/14/2020 10:36 AM, Sai Prakash Ranjan wrote: On

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-21 Thread Suzuki Poulose
On 10/21/20 8:29 AM, Sai Prakash Ranjan wrote: On 2020-10-20 21:40, Sai Prakash Ranjan wrote: On 2020-10-14 21:29, Sai Prakash Ranjan wrote: On 2020-10-14 18:46, Suzuki K Poulose wrote: On 10/14/2020 10:36 AM, Sai Prakash Ranjan wrote: On 2020-10-13 22:05, Suzuki K Poulose wrote: On

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-21 Thread Sai Prakash Ranjan
On 2020-10-20 21:40, Sai Prakash Ranjan wrote: On 2020-10-14 21:29, Sai Prakash Ranjan wrote: On 2020-10-14 18:46, Suzuki K Poulose wrote: On 10/14/2020 10:36 AM, Sai Prakash Ranjan wrote: On 2020-10-13 22:05, Suzuki K Poulose wrote: On 10/07/2020 02:00 PM, Sai Prakash Ranjan wrote: There

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-20 Thread Sai Prakash Ranjan
On 2020-10-14 21:29, Sai Prakash Ranjan wrote: On 2020-10-14 18:46, Suzuki K Poulose wrote: On 10/14/2020 10:36 AM, Sai Prakash Ranjan wrote: On 2020-10-13 22:05, Suzuki K Poulose wrote: On 10/07/2020 02:00 PM, Sai Prakash Ranjan wrote: There was a report of NULL pointer dereference in ETF

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-14 Thread Sai Prakash Ranjan
On 2020-10-14 18:46, Suzuki K Poulose wrote: On 10/14/2020 10:36 AM, Sai Prakash Ranjan wrote: On 2020-10-13 22:05, Suzuki K Poulose wrote: On 10/07/2020 02:00 PM, Sai Prakash Ranjan wrote: There was a report of NULL pointer dereference in ETF enable path for perf CS mode with PID monitoring.

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-14 Thread Suzuki K Poulose
On 10/14/2020 10:36 AM, Sai Prakash Ranjan wrote: On 2020-10-13 22:05, Suzuki K Poulose wrote: On 10/07/2020 02:00 PM, Sai Prakash Ranjan wrote: There was a report of NULL pointer dereference in ETF enable path for perf CS mode with PID monitoring. It is almost 100% reproducible when the

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-14 Thread Sai Prakash Ranjan
On 2020-10-13 22:05, Suzuki K Poulose wrote: On 10/07/2020 02:00 PM, Sai Prakash Ranjan wrote: There was a report of NULL pointer dereference in ETF enable path for perf CS mode with PID monitoring. It is almost 100% reproducible when the process to monitor is something very active such as

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-14 Thread Sai Prakash Ranjan
Hi Suzuki, On 2020-10-13 22:05, Suzuki K Poulose wrote: On 10/07/2020 02:00 PM, Sai Prakash Ranjan wrote: There was a report of NULL pointer dereference in ETF enable path for perf CS mode with PID monitoring. It is almost 100% reproducible when the process to monitor is something very active

Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-13 Thread Suzuki K Poulose
On 10/07/2020 02:00 PM, Sai Prakash Ranjan wrote: There was a report of NULL pointer dereference in ETF enable path for perf CS mode with PID monitoring. It is almost 100% reproducible when the process to monitor is something very active such as chrome and with ETF as the sink and not ETR.

[PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()

2020-10-07 Thread Sai Prakash Ranjan
There was a report of NULL pointer dereference in ETF enable path for perf CS mode with PID monitoring. It is almost 100% reproducible when the process to monitor is something very active such as chrome and with ETF as the sink and not ETR. Currently in a bid to find the pid, the owner is