What is the meaning of “avc: denied { read } for name…” line in logcat? [duplicate]
问题 This question already has answers here : SElinux Android message interpretation (2 answers) Closed 2 years ago . I am wondering about avc: denied messages in my logcat . W/RenderThread: type=1400 audit(0.0:631436): avc: denied { read } for name="perf_ioctl" dev="proc" ino=4026533695 scontext=u:r:untrusted_app_25:s0:c512,c768 tcontext=u:object_r:proc:s0 tclass=file permissive=0 What is the meaning of this? 回答1: It's depends of SELinux restrictions. You cannot do so much to avpoid it. In easy