attached please find the kern.log kern.log (2.7 MB) the correspondent auto reset happened around 12:16pm to 12:17pm Aug. 27 (today). After this, it also auto reset at least one time in the afternoon.
Aug 27 12:15:30 agx kernel: [ 1126.430607] payload 00000000 execute 00100001
Aug 27 12:15:30 agx kernel: [ 1126.430610]
Aug 27 12:16:24 agx kernel: [ 1179.925109] nvgpu: 17000000.gv11b gk20a_fifo_handle_pbdma_intr_0:2722 [ERR] semaphore acquire timeout!
Aug 27 12:16:24 agx kernel: [ 1179.925313] nvgpu: 17000000.gv11b nvgpu_set_error_notifier_locked:137 [ERR] error notifier set to 24 for ch 509
Aug 27 12:17:26 agx kernel: [ 0.000000] Booting Linux on physical CPU 0x0
Aug 27 12:17:26 agx kernel: [ 0.000000] Linux version 4.9.140-tegra (buildbrain@mobile-u64-3193) (gcc version 7.3.1 20180425 [linaro-7.3-2018.05 re
vision d29120a424ecfbc167ef90065c0eeb7f91977701] (Linaro GCC 7.3-2018.05) ) #1 SMP PREEMPT Wed Apr 8 18:15:20 PDT 2020
Aug 27 12:17:26 agx kernel: [ 0.000000] Boot CPU: AArch64 Processor [4e0f0040]