[Kernel GRSecurity] Error on boot

Discuss usability issues, general maintenance, and general support issues for a grsecurity-enabled system.

Re: [Kernel GRSecurity] Error on boot

Postby PaX Team » Thu Feb 23, 2017 5:58 pm

which kernel/grsec is this? also the full log (including the backtrace) would be useful.
PaX Team
 
Posts: 2310
Joined: Mon Mar 18, 2002 4:35 pm

Re: [Kernel GRSecurity] Error on boot

Postby spender » Thu Feb 23, 2017 6:55 pm

You can boot the system with "pax_size_overflow_report_only" on the kernel commandline.

-Brad
spender
 
Posts: 2185
Joined: Wed Feb 20, 2002 8:00 pm

Re: [Kernel GRSecurity] Error on boot

Postby ephox » Thu Feb 23, 2017 7:05 pm

Hi,

Could you please apply this patch and send me the result from dmesg?
Code: Select all
--- drivers/md/bitmap.c.orig    2017-02-24 00:00:03.922434066 +0100
+++ drivers/md/bitmap.c 2017-02-24 00:01:04.950434888 +0100
@@ -158,6 +158,7 @@
                    || test_bit(Faulty, &rdev->flags))
                        continue;
 
+               printk(KERN_ERR "PAX: offset: %llx, index: %lx\n", offset, index);
                target = offset + index * (PAGE_SIZE/512);
 
                if (sync_page_io(rdev, target,
ephox
 
Posts: 134
Joined: Tue Mar 20, 2012 4:36 pm


Return to grsecurity support

cron