# ============================================== # MTK Policy Rule # ============================================== # Purpose: aee_dumpstate set surfaceflinger property set_prop(dumpstate, debug_bq_dump_prop); # Purpose: access dev/aed0 allow dumpstate aed_device:chr_file { read getattr }; # Purpose: data/dumpsys/* allow dumpstate aee_dumpsys_data_file:dir { w_dir_perms }; allow dumpstate aee_dumpsys_data_file:file { create_file_perms }; # Purpose: data/aee_exp/* allow dumpstate aee_exp_data_file:dir { w_dir_perms }; allow dumpstate aee_exp_data_file:file { create_file_perms }; # Purpose: debugfs files allow dumpstate debugfs_binder:dir { read open }; allow dumpstate debugfs_binder:file { read open }; allow dumpstate debugfs_blockio:file { read open }; allow dumpstate debugfs_fb:dir search; allow dumpstate debugfs_fb:file { read open }; allow dumpstate debugfs_fuseio:dir search; allow dumpstate debugfs_fuseio:file { read open }; allow dumpstate debugfs_ged:dir search; allow dumpstate debugfs_ged:file { read open }; allow dumpstate debugfs_rcu:dir search; allow dumpstate debugfs_shrinker_debug:file { read open }; allow dumpstate debugfs_wakeup_sources:file { read open }; allow dumpstate debugfs_dmlog_debug:file { read open }; allow dumpstate debugfs_page_owner_slim_debug:file { read open }; allow dumpstate debugfs_ion_mm_heap:dir search; allow dumpstate debugfs_ion_mm_heap:file { read open }; allow dumpstate debugfs_ion_mm_heap:lnk_file read; allow dumpstate debugfs_cpuhvfs:dir search; allow dumpstate debugfs_cpuhvfs:file { read open }; allow dumpstate debugfs_vpu_device_dbg:file { read open }; # Purpose: /sys/kernel/ccci/md_chn allow dumpstate sysfs_ccci:dir search; allow dumpstate sysfs_ccci:file { read open }; # Purpose: leds status allow dumpstate sysfs_leds:lnk_file read; # Purpose: /sys/module/lowmemorykiller/parameters/adj allow dumpstate sysfs_lowmemorykiller:file { read open }; allow dumpstate sysfs_lowmemorykiller:dir search; # Purpose: /dev/block/mmcblk0p10 allow dumpstate expdb_block_device:blk_file { read write ioctl open }; #/data/anr/SF_RTT allow dumpstate sf_rtt_file:dir { search getattr }; # Data : 2017/03/22 # Operation : add fd use selinux rule # Purpose : type=1400 audit(0.0:81356): avc: denied { use } for path="/system/bin/linker" # dev="mmcblk0p26" ino=250 scontext=u:r:dumpstate:s0 # tcontext=u:r:aee_aed:s0 tclass=fd permissive=0 allow dumpstate crash_dump:fd use; allow dumpstate crash_dump:unix_stream_socket { read write ioctl connectto }; # private define # allow dumpstate config_gz:file read; allow dumpstate sysfs_leds:dir r_dir_perms; # Purpose: 01-01 08:30:57.260 3070 3070 W aee_dumpstate: type=1400 audit(0.0:13196): avc: denied # { read } for name="SF_dump" dev="dm-0" ino=352257 scontext=u:r:dumpstate:s0 tcontext=u:object_r: # sf_bqdump_data_file:s0 tclass=dir permissive=0 allow dumpstate sf_bqdump_data_file:dir r_dir_perms; allow dumpstate sf_bqdump_data_file:file r_file_perms; # Purpose: # 01-01 17:59:14.440 7664 7664 I aee_dumpstate: type=1400 audit(0.0:63497): # avc: denied { open } for path="/sys/kernel/debug/tracing/tracing_on" dev= # "debugfs" ino=2087 scontext=u:r:dumpstate:s0 tcontext=u:object_r: # tracing_shell_writable:s0 tclass=file permissive=1 allow dumpstate debugfs_tracing:file rw_file_perms; # Data : WK17.03 # Purpose: Allow to access gpu allow dumpstate gpu_device:dir search; # Purpose: Allow aee_dumpstate to invoke "lshal debug ", where is "ICameraProvider". allow dumpstate mtk_hal_camera:binder { call }; # Purpose: Allow aee_dumpstate to read /proc/slabinfo allow dumpstate proc_slabinfo:file r_file_perms; # Purpose: Allow aee_dumpstate to read /proc/zraminfo allow dumpstate proc_zraminfo:file r_file_perms; # Purpose: Allow aee_dumpstate to read /proc/gpulog allow dumpstate proc_gpulog:file r_file_perms; # Purpose: Allow aee_dumpstate to read /proc/sched_debug allow dumpstate proc_sched_debug:file r_file_perms; # Purpose: Allow aee_dumpstate to read /proc/chip/hw_ver allow dumpstate proc_chip:file r_file_perms; # Purpose: Allow aee_dumpstate to write /sys/devices/virtual/timed_output/vibrator/enable allow dumpstate sysfs_vibrator_setting:file write; # Purpose: Allow dumpstate to read /sys/kernel/debug/rcu/rcu_callback_log allow dumpstate debugfs_rcu:file r_file_perms; # Purpose: Allow dumpstate to read /proc/ufs_debug allow dumpstate proc_ufs_debug:file rw_file_perms; # Purpose: Allow dumpstate to read /proc/msdc_debug allow dumpstate proc_msdc_debug:file r_file_perms; # Purpose: Allow dumpstate to r/w /proc/pidmap allow dumpstate proc_pidmap:file rw_file_perms; # Purpose: Allow dumpstate to read /sys/power/vcorefs/vcore_debug allow dumpstate sysfs_vcore_debug:file r_file_perms; # Purpose: Allow dumpstate to read /data/anr/SF_RTT/rtt_dump.txt allow dumpstate sf_rtt_file:file r_file_perms; #Purpose: Allow dumpstate to read/write /sys/mtk_memcfg/slabtrace allow dumpstate proc_slabtrace:file r_file_perms; #Purpose: Allow dumpstate to read /proc/mtk_cmdq_debug/status allow dumpstate proc_cmdq_debug:file r_file_perms; #Purpose: Allow dumpstate to read /proc/cpuhvfs/dbg_repo allow dumpstate proc_dbg_repo:file r_file_perms; #Purpose: Allow dumpstate to read /proc/isp_p2/isp_p2_dump allow dumpstate proc_isp_p2_dump:file r_file_perms; #Purpose: Allow dumpstate to read /proc/isp_p2/isp_p2_kedump allow dumpstate proc_isp_p2_kedump:file r_file_perms; #Purpose: Allow dumpstate to read /proc/mali/memory_usage allow dumpstate proc_memory_usage:file r_file_perms; #Purpose: Allow dumpstate to read /proc/mtk_es_reg_dump allow dumpstate proc_mtk_es_reg_dump:file r_file_perms; #Purpose: Allow dumpstate to read /sys/power/mtkpasr/execstate allow dumpstate sysfs_execstate:file r_file_perms; allow dumpstate proc_isp_p2:dir r_dir_perms; allow dumpstate proc_isp_p2:file r_file_perms; # Date : W19.26 # Operation : Migration # Purpose : fix google dumpstate avc error in xTS allow dumpstate debugfs_mmc:dir search; allow dumpstate mnt_media_rw_file:dir getattr; # Date: 19/07/15 # Purpose: fix google dumpstate avc error in xTs allow dumpstate sysfs_devices_block:file r_file_perms; allow dumpstate proc_last_kmsg:file r_file_perms; # Date: 19/07/15 # Purpose: Allow dumpstate to read /sys/kernel/debug/kmemleak allow dumpstate debugfs_kmemleak:file r_file_perms; #Purpose: Allow dumpstate to read /sys/class/misc/adsp/adsp_last_log allow dumpstate sysfs_adsp:file r_file_perms; #Purpose: Allow dumpstate to read /sys/kernel/debug/smi_mon allow dumpstate debugfs_smi_mon:file r_file_perms; # MTEE Trusty allow dumpstate mtee_trusty_file:file rw_file_perms; # 09-05 15:58:31.552000 9693 9693 W df : type=1400 audit(0.0:990): # avc: denied { search } for name="expand" dev="tmpfs" ino=10779 scontext=u:r:dumpstate:s0 # tcontext=u:object_r:mnt_expand_file:s0 tclass=dir permissive=0 allow dumpstate mnt_expand_file:dir { search getattr }; #Purpose: Allow dumpstate to read /dev/usb-ffs allow dumpstate functionfs:file { getattr };