sudo dtrace -n 'fbt::csblob_get_entitlements:entry { stack(8); ustack(8); }'
1 184611 csblob_get_entitlements:entry
kernel.development`IOUserClient::copyClientEntitlement(task*, char const*)+0x7f
kernel.development`identitysvc+0x54
kernel.development`unix_syscall64+0x2f8
kernel.development`hndl_unix_scall64+0x16
libsystem_kernel.dylib`__identitysvc+0xa
opendirectoryd`0x0000000104eef2cf+0x62
opendirectoryd`0x0000000104eed364+0x3b
libdispatch.dylib`_dispatch_call_block_and_release+0xc
libdispatch.dylib`_dispatch_client_callout+0x8
libdispatch.dylib`_dispatch_root_queue_drain+0x3ea
libdispatch.dylib`_dispatch_worker_thread2+0x5a
libsystem_pthread.dylib`_pthread_wqthread+0x26b
1 184611 csblob_get_entitlements:entry
AppleMobileFileIntegrity`loadEntitlementsFromSignature(OSDictionary**, cs_blob*, char const**)+0x4f
AppleMobileFileIntegrity`_vnode_check_signature(vnode*, label*, int, cs_blob*, unsigned int*, unsigned int*, int, char**, unsigned long*)+0x75
kernel.development`mac_vnode_check_signature+0xc5
kernel.development`ubc_cs_blob_add+0xb8
kernel.development`fcntl_nocancel+0x2d97
kernel.development`unix_syscall64+0x2f8
kernel.development`hndl_unix_scall64+0x16
libsystem_kernel.dylib`__fcntl+0xa
Security`SecCodeMapMemory+0xa1
CVMServer`cvmsCodeSignObjectFileImageFromElem+0x51c
CVMServer`cvmsServerElementBuild+0x192
CVMServer`__cvmsServInitializeConnection_block_invoke+0xa16
libxpc.dylib`_xpc_connection_call_event_handler+0x38
libxpc.dylib`_xpc_connection_mach_event+0x3a5
libdispatch.dylib`_dispatch_client_callout4+0x9
0 184611 csblob_get_entitlements:entry
kernel.development`csops_internal+0x5ad
kernel.development`unix_syscall64+0x2f8
kernel.development`hndl_unix_scall64+0x16
libsystem_kernel.dylib`csops_audittoken+0xa
Security`SecTaskLoadEntitlements+0x2a
Security`SecTaskCopyValueForEntitlement+0x3a
apsd`0x0000000101564ab2+0x8f
apsd`0x0000000101567830+0x116
apsd`0x000000010155e314+0x32
libxpc.dylib`_xpc_connection_call_event_handler+0x38
libxpc.dylib`_xpc_connection_mach_event+0x3a5
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