// SPDX-License-Identifier: GPL-2.0 /* Converted from tools/testing/selftests/bpf/verifier/cgroup_inv_retcode.c */ #include <linux/bpf.h> #include <bpf/bpf_helpers.h> #include "bpf_misc.h" SEC("cgroup/sock") __description("bpf_exit with invalid return code. test1") __failure __msg("smin=0 smax=4294967295 should have been in [0, 1]") __naked void with_invalid_return_code_test1(void) { asm volatile (" \ r0 = *(u32*)(r1 + 0); \ exit; \ " ::: __clobber_all); } SEC("cgroup/sock") __description("bpf_exit with invalid return code. test2") __success __naked void with_invalid_return_code_test2(void) { asm volatile (" \ r0 = *(u32*)(r1 + 0); \ r0 &= 1; \ exit; \ " ::: __clobber_all); } SEC("cgroup/sock") __description("bpf_exit with invalid return code. test3") __failure __msg("smin=0 smax=3 should have been in [0, 1]") __naked void with_invalid_return_code_test3(void) { asm volatile (" \ r0 = *(u32*)(r1 + 0); \ r0 &= 3; \ exit; \ " ::: __clobber_all); } SEC("cgroup/sock") __description("bpf_exit with invalid return code. test4") __success __naked void with_invalid_return_code_test4(void) { asm volatile (" \ r0 = 1; \ exit; \ " ::: __clobber_all); } SEC("cgroup/sock") __description("bpf_exit with invalid return code. test5") __failure __msg("smin=2 smax=2 should have been in [0, 1]") __naked void with_invalid_return_code_test5(void) { asm volatile (" \ r0 = 2; \ exit; \ " ::: __clobber_all); } SEC("cgroup/sock") __description("bpf_exit with invalid return code. test6") __failure __msg("R0 is not a known value (ctx)") __naked void with_invalid_return_code_test6(void) { asm volatile (" \ r0 = r1; \ exit; \ " ::: __clobber_all); } SEC("cgroup/sock") __description("bpf_exit with invalid return code. test7") __failure __msg("R0 has unknown scalar value should have been in [0, 1]") __naked void with_invalid_return_code_test7(void) { asm volatile (" \ r0 = *(u32*)(r1 + 0); \ r2 = *(u32*)(r1 + 4); \ r0 *= r2; \ exit; \ " ::: __clobber_all); } char _license[] SEC("license") = "GPL";