Have same issue, I get stuff like:
08-08 10:53:34.304 916 916 E audit : type=1400 audit(1565286814.289:11481): avc: denied { read } for pid=15300 comm="Thread-5" name="stat" dev="proc" ino=4026532108 scontext=u:r:untrusted_app:s0:c512,c768 tcontext=u:object_r:proc_stat:s0 tclass=file permissive=0 SEPF_SM-G950U1_8.0.0_0011 audit_filtered
08-08 10:53:34.304 916 916 E audit : type=1300 audit(1565286814.289:11481): arch=c00000b7 syscall=56 success=no exit=-13 a0=ffffff9c a1=718de0dd70 a2=0 a3=0 items=0 ppid=936 pid=15300 auid=4294967295 uid=10234 gid=10234 euid=10234 suid=10234 fsuid=10234 egid=10234 sgid=10234 fsgid=10234 tty=(none) ses=4294967295 comm="Thread-5" exe="/system/bin/app_process64" subj=u:r:untrusted_app:s0:c512,c768 key=(null)