Pass si_uid and si_pid to kill signals.

2024-08-02 16:04:41 +02:00
parent 7def7ce6e3
commit fcb2e2be3a
2 changed files with 53 additions and 12 deletions
@@ -13,7 +13,7 @@ use crate::{
    scheme::{self, FileHandle, KernelScheme},
    syscall::{
        self,
-        data::{GrantDesc, Map, PtraceEvent, SetSighandlerData, Stat},
+        data::{GrantDesc, Map, PtraceEvent, SenderInfo, SetSighandlerData, Stat},
        error::*,
        flag::*,
        usercopy::{UserSliceRo, UserSliceWo},
@@ -1466,6 +1466,14 @@ impl ContextHandle {
                Ok(mem::size_of::<usize>())
            }
            ContextHandle::Signal => {
+                let me = {
+                    let p = process::current()?;
+                    let p = p.read();
+                    SenderInfo {
+                        pid: p.pid.get().try_into().unwrap_or(0),
+                        ruid: p.ruid,
+                    }
+                };
                let sig = buf.read_u32()?;
                let mut killed_self = false;
                crate::syscall::process::send_signal(
@@ -1474,6 +1482,7 @@ impl ContextHandle {
                    KillMode::Idempotent,
                    false,
                    &mut killed_self,
+                    me,
                )?;
                if killed_self {
                    Err(Error::new(EINTR))