search

AmpereComputing / ampere-lts-kernel

Linux 5.4 and 5.10 Longterm kernel (LTS) with Ampere patches
21 stars 17 forks source link

Nmi bt 5.15 #180

Closed bobolmw closed 1 year ago

bobolmw commented 1 year ago

should enable psedo-nmi first:

  1. set CONFIG_ARM64_PSEUDO_NMI=y
  2. add irqchip.gicv3_pseudo_nmi=1 in cmdline
  3. set CONFIG_LKDTM=y for test

boot system and run: echo HARDLOCKUP > /sys/kernel/debug/provoke-crash/DIRECT