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

[Folkert van Heusden <folkert@vanheusden.com>]

> >> I do not see such on i386, so why for x86_64?
> >So that you know that one of your programs crashed. That's a feature.
> This feature could be handy for i386 too.

Since 2.6.18.2 I use this patch. With 2.6.21.1 it still applies altough
with a small offsets. Works like a charm.


Signed-off by: Folkert van Heusden <folkert@vanheusden.com>

--- linux-2.6.18.2/kernel/signal.c      2006-11-04 02:33:58.000000000 +0100
+++ linux-2.6.18.2.new/kernel/signal.c  2006-11-17 15:59:13.000000000 +0100
@@ -706,6 +706,15 @@
        struct sigqueue * q = NULL;
        int ret = 0;

+       if (sig == SIGQUIT || sig == SIGILL  || sig == SIGTRAP ||
+           sig == SIGABRT || sig == SIGBUS  || sig == SIGFPE  ||
+           sig == SIGSEGV || sig == SIGXCPU || sig == SIGXFSZ ||
+           sig == SIGSYS  || sig == SIGSTKFLT)
+       {
+               printk(KERN_WARNING "Sig %d send 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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