Because kenrel prctl implementation checks whether arg4 and arg5 are 0
for PR_MCE_KILL, qmeu-kvm should invoke prctl syscall as that.
Reported-by: Max Asbock <masbock@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Huang Ying <ying.huang@xxxxxxxxx>
---
qemu-kvm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/qemu-kvm.c
+++ b/qemu-kvm.c
@@ -1984,7 +1984,7 @@ int kvm_init_ap(void)
action.sa_flags = SA_SIGINFO;
action.sa_sigaction = (void (*)(int, siginfo_t*, void*))sigbus_handler;
sigaction(SIGBUS, &action, NULL);
- prctl(PR_MCE_KILL, 1, 1);
+ prctl(PR_MCE_KILL, 1, 1, 0, 0);
return 0;
}
--
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