helper_syscall x86_64: clear exception_is_int

The exception_is_int flag may be set on entry to helper_syscall,
e.g. after a prior interrupt that has returned, and processing
EXCP_SYSCALL as an interrupt causes it to fail so clear this flag.

Signed-off-by: Douglas Crosher <dtc-ubuntu@scieneer.com>
Message-Id: <a7dab33e-eda6-f988-52e9-f3d32db7538d@scieneer.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Douglas Crosher 2020-09-22 14:17:56 +10:00 committed by Paolo Bonzini
parent bfac6d1933
commit 56bf1c4985

View File

@ -975,6 +975,7 @@ void helper_syscall(CPUX86State *env, int next_eip_addend)
CPUState *cs = env_cpu(env);
cs->exception_index = EXCP_SYSCALL;
env->exception_is_int = 0;
env->exception_next_eip = env->eip + next_eip_addend;
cpu_loop_exit(cs);
}