test code
from "sgx_sys.edl" import *;
sgx_libc = { git =
"https://github.com/apache/teaclave-sgx-sdk.git" }
sgx_urts = { git =
"https://github.com/apache/teaclave-sgx-sdk.git" }
use sgx_libc::ocall::sched_getaffinity;
use sgx_libc::cpu_set_t;
const MAX_CPUS: usize = 64 * 1024;
let mut buf = [0; MAX_CPUS / 8];
unsafe {
sched_getaffinity(0, buf.len(), &mut buf as *mut _ as *mut
cpu_set_t)
};
`
Crash stack
`
(gdb) bt
#0 __memset_avx2_erms () at
../sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S:145
#1 0x00007ffff7ae5ff7 in __GI___sched_getaffinity_new (pid=<optimized
out>, cpusetsize=<optimized out>, cpuset=<optimized out>) at
../sysdeps/unix/sysv/linux/sched_getaffinity.c:41
#2 0x00005555555582c6 in u_sched_getaffinity_ocall ()
#3 0x0000555555556528 in Enclave_u_sched_getaffinity_ocall ()
#4 0x00007ffff7fb85cf in CEnclave::ocall(unsigned int, _ocall_table_t const*,
void*) () from /usr/lib/x86_64-linux-gnu/libsgx_urts.so
#5 0x00007ffff7fb5916 in stack_sticker () from
/usr/lib/x86_64-linux-gnu/libsgx_urts.so
#6 0x00007ffff6821acb in __morestack ()
#7 0x00007ffff6821acb in __morestack ()
#8 0x00007ffff6808dcd in u_sched_getaffinity_ocall ()
#9 0x00007ffff681582d in sgx_libc::linux::x86_64::ocall::sched_getaffinity ()
#10 0x00007ffff680ffde in say_something ()
#11 0x00007ffff680316f in sgx_say_something ()
#12 0x00007ffff680a643 in do_ecall ()
#13 0x00007ffff6821725 in enter_enclave ()
#14 0x00007ffff682193f in enclave_entry ()
#15 0x00007ffff7fb5845 in __morestack () from
/usr/lib/x86_64-linux-gnu/libsgx_urts.so
#16 0x0000000000000000 in ?? ()
You can view, comment on, or merge this pull request online at:
https://github.com/apache/incubator-teaclave-sgx-sdk/pull/320
-- Commit Summary --
* bug fix
-- File Changes --
M edl/sgx_sys.edl (4)
M sgx_edl/edl/sgx_sys.edl (4)
-- Patch Links --
https://github.com/apache/incubator-teaclave-sgx-sdk/pull/320.patch
https://github.com/apache/incubator-teaclave-sgx-sdk/pull/320.diff
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