Re: signals logged / [RFC] log out-of-virtual-memory events

[Folkert van Heusden]

> >> >+    {
> >> if (sig_fatal(t, sig)) {
> >> >+            printk(KERN_WARNING "Sig %d send to %d owned by %d.%d 
> >(%s)\n",
> >> s/send/sent/;
> >> >+            sig, t -> pid, t -> uid, t -> gid, t -> comm);
> >> t->pid, t->uid, t->gid, t->comm);
> >
> 
> Gargh ... why does this want to be in the *kernel*'s logs? In any case, can
> you please make this KERN_INFO (or lower) instead of KERN_WARNING.

Description:
This patch adds code to the signal-sender making it log a message when
an unhandled fatal signal will be delivered.

Signed-of by: Folkert van Heusden <folkert@xxxxxxxxxxxxxx

--- kernel/signal.c.org	2007-05-20 22:47:13.000000000 +0200
+++ kernel/signal.c	2007-05-21 14:46:05.000000000 +0200
@@ -739,6 +739,12 @@
 	struct sigqueue * q = NULL;
 	int ret = 0;
 
+	/* unhandled fatal signals are logged */
+	if (sig_fatal(t, sig)) {
+		printk(KERN_INFO "Sig %d sent to %d owned by %d.%d (%s)\n",
+		sig, t->pid, t->uid, t->gid, t->comm);
+	}
+
 	/*
 	 * fast-pathed signals for kernel-internal things like SIGSTOP
 	 * or SIGKILL.


Folkert van Heusden

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