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

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From: Folkert van Heusden
Date: Saturday, May 19, 2007 - 5:14 pm

> >> I do not see such on i386, so why for x86_64?

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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Messages in current thread:
[RFC] log out-of-virtual-memory events, Andrea Righi, (Thu May 17, 9:24 am)
Re: [RFC] log out-of-virtual-memory events, Rik van Riel, (Thu May 17, 11:22 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Jan Engelhardt, (Thu May 17, 11:28 pm)
Re: [RFC] log out-of-virtual-memory events, Andrea Righi, (Fri May 18, 12:50 am)
Re: [RFC] log out-of-virtual-memory events, Robin Holt, (Fri May 18, 2:16 am)
Re: [RFC] log out-of-virtual-memory events, Andrea Righi, (Fri May 18, 8:55 am)
Re: [RFC] log out-of-virtual-memory events, Andrea Righi, (Fri May 18, 9:05 am)
Re: [RFC] log out-of-virtual-memory events, Bernd Eckenfels, (Fri May 18, 9:34 am)
Re: [RFC] log out-of-virtual-memory events, Bernd Eckenfels, (Fri May 18, 9:36 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Jan Engelhardt, (Sat May 19, 12:46 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Sat May 19, 5:14 pm)
Re: [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Sat May 19, 5:15 pm)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Sun May 20, 4:21 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Stephen Hemminger, (Sun May 20, 9:08 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Sun May 20, 9:12 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Sun May 20, 1:55 pm)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Sun May 20, 2:20 pm)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Sun May 20, 2:23 pm)
Re: [PATCH 1/2] limit print_fatal_signal() rate, Andrea Righi, (Mon May 21, 3:44 am)
Re: [PATCH 2/2] log out-of-virtual-memory events, Andrea Righi, (Mon May 21, 3:48 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Mon May 21, 4:04 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Gábor Lénárt, (Mon May 21, 4:26 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Mon May 21, 5:47 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Mon May 21, 11:59 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Wed May 23, 11:45 am)
Re: [PATCH 1/2] limit print_fatal_signal() rate, Andrea Righi, (Thu May 24, 1:50 am)
Re: [PATCH 1/2] limit print_fatal_signal() rate, Ingo Molnar, (Thu May 24, 2:58 am)
Re: signals logged / [RFC] log out-of-virtual-memory events, Folkert van Heusden, (Sun Jun 10, 12:53 pm)