Allow virtqemud read sgx_vepc devices #2392
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The commit addresses the following AVC denial:
type=AVC msg=audit(1729238705.963:170): avc: denied { read write } for pid=1681 comm="qemu-system-x86" name="sgx_vepc" dev="devtmpfs" ino=86 scontext=system_u:system_r:virtqemud_t:s0 tcontext=system_u:object_r:sgx_vepc_device_t:s0 tclass=chr_file permissive=1
type=AVC msg=audit(1729238705.963:170): avc: denied { open } for pid=1681 comm="qemu-system-x86" path="/dev/sgx_vepc" dev="devtmpfs" ino=86 scontext=system_u:system_r:virtqemud_t:s0 tcontext=system_u:object_r:sgx_vepc_device_t:s0 tclass=chr_file permissive=1
type=SYSCALL msg=audit(1729238705.963:170): arch=x86_64 syscall=openat success=yes exit=EBUSY a0=ffffff9c a1=5625f5cca88d a2=80002 a3=0 items=0 ppid=1 pid=1681 auid=4294967295 uid=107 gid=107 euid=107 suid=107 fsuid=107 egid=107 sgid=107 fsgid=107 tty=(none) ses=4294967295 comm=qemu-system-x86 exe=/usr/bin/qemu-system-x86_64 subj=system_u:system_r:virtqemud_t:s0 key=(null)
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The commit addresses the following AVC denial:
type=AVC msg=audit(1729238705.963:170): avc: denied { read write } for pid=1681 comm="qemu-system-x86" name="sgx_vepc" dev="devtmpfs" ino=86 scontext=system_u:system_r:virtqemud_t:s0 tcontext=system_u:object_r:sgx_vepc_device_t:s0 tclass=chr_file permissive=1 type=AVC msg=audit(1729238705.963:170): avc: denied { open } for pid=1681 comm="qemu-system-x86" path="/dev/sgx_vepc" dev="devtmpfs" ino=86 scontext=system_u:system_r:virtqemud_t:s0 tcontext=system_u:object_r:sgx_vepc_device_t:s0 tclass=chr_file permissive=1 type=SYSCALL msg=audit(1729238705.963:170): arch=x86_64 syscall=openat success=yes exit=EBUSY a0=ffffff9c a1=5625f5cca88d a2=80002 a3=0 items=0 ppid=1 pid=1681 auid=4294967295 uid=107 gid=107 euid=107 suid=107 fsuid=107 egid=107 sgid=107 fsgid=107 tty=(none) ses=4294967295 comm=qemu-system-x86 exe=/usr/bin/qemu-system-x86_64 subj=system_u:system_r:virtqemud_t:s0 key=(null)