prctl(PR_SET_SYSCALL_USER_DISPATCH, PR_SYS_DISPATCH_EXCLUSIVE_ON, 0xdeadbeeffacefeed, 0, NULL) = -1 EINVAL (Invalid argument)
prctl(PR_SET_SYSCALL_USER_DISPATCH, PR_SYS_DISPATCH_INCLUSIVE_ON, 0xdeadbeeffacefeed, 0, NULL) = -1 EINVAL (Invalid argument)
prctl(PR_SET_SYSCALL_USER_DISPATCH, 0xffffffff00000000 /* PR_SYS_DISPATCH_??? */, 0x1, 0x1, 0x1) = -1 EINVAL (Invalid argument)
prctl(PR_SET_SYSCALL_USER_DISPATCH, PR_SYS_DISPATCH_OFF, 0, 0xdeadbeeffacefeee, 0xdeadbeeffacefeef) = -1 EINVAL (Invalid argument)
prctl(PR_SET_SYSCALL_USER_DISPATCH, 0x3 /* PR_SYS_DISPATCH_??? */, 0x1, 0x1, 0x7ffea71f49f7) = -1 EINVAL (Invalid argument)
+++ exited with 0 +++
