platform_system_sepolicy/private/crash_dump.te

typeattribute crash_dump coredomain;

allow crash_dump {
  domain
  -apexd
  -bpfloader
  -crash_dump
  -init
  -kernel
  -keystore
  -llkd
  -logd
  -ueventd
  -vendor_init
  -vold
}:process { ptrace signal sigchld sigstop sigkill };
userdebug_or_eng(`
  allow crash_dump { llkd logd vold }:process { ptrace signal sigchld sigstop sigkill };
')

###
### neverallow assertions
###

# ptrace neverallow assertions are spread throughout the other policy
# files, so we avoid adding redundant assertions here

neverallow crash_dump {
  bpfloader
  init
  kernel
  keystore
  llkd
  userdebug_or_eng(`-llkd')
  logd
  userdebug_or_eng(`-logd')
  ueventd
  vendor_init
  vold
  userdebug_or_eng(`-vold')
}:process { signal sigstop sigkill };

neverallow crash_dump self:process ptrace;