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boundary="===============8396241098239136806==" Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: --===============8396241098239136806== Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" --=-=-= Content-Type: text/plain On Mon, Mar 19 2018, kernel test robot wrote: > FYI, we noticed the following commit (built with gcc-6): > > commit: 184ecc5ceb379b43b29fc373f497fca88c73ad38 ("staging: lustre: allow monolithic builds") > https://git.kernel.org/cgit/linux/kernel/git/gregkh/staging.git staging-testing > > in testcase: trinity > with following parameters: > > runtime: 300s > > test-description: Trinity is a linux system call fuzz tester. > test-url: http://codemonkey.org.uk/projects/trinity/ > > > on test machine: qemu-system-i386 -enable-kvm -smp 2 -m 320M > > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): > > > +------------------------------------------+------------+------------+ > | | 26f7a294e5 | 184ecc5ceb | > +------------------------------------------+------------+------------+ > | boot_successes | 14 | 4 | > | boot_failures | 0 | 12 | > | BUG:unable_to_handle_kernel | 0 | 12 | > | Oops:#[##] | 0 | 12 | > | EIP:cfs_cpt_spread_node | 0 | 12 | > | Kernel_panic-not_syncing:Fatal_exception | 0 | 12 | > +------------------------------------------+------------+------------+ > > > > [ 123.548190] BUG: unable to handle kernel NULL pointer dereference at 00000008 > [ 123.551023] IP: cfs_cpt_spread_node+0x31/0x100 Thanks. This happens when both USERIO and LNET are built into the kernel drivers/staging/lustre/TODO says LNET_MINOR conflicts with USERIO_MINOR I'll add a Kconfig rule preventing them from being built together until this is resolved properly. I'll also lok into making the module init routine more robust. Thanks, NeilBrown --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEG8Yp69OQ2HB7X0l6Oeye3VZigbkFAlqwcyEACgkQOeye3VZi gbkyUQ//XbubyfP18/VpiEzZShQ4DgLWpoEgm8OZLrwggck9ds+vGYwdrwH35Mty hl11ec+ukQT+k5b3VKs/+ciS1K2qsfDRUpzbcTpGLEQFvtuVqoJkQz3IPCQuz2vG x4vLWV7fBuAeJSkg3AIBa/VSUmkBp/Q1qdHEzN8Cjh4sB/Mq77xFhw69yioACh1C x0IveurxurNlW5IiJbC3PW4w3S9BT+gIcYKwp1Gb++J2CdGos5p6+ZLZhmK1LzEp m0KeA/fnxWCj9Mo8Z8N2O33LE8aB0vMvnW/aAfcfhgiLVNMGk5DhmKgxsfEu7k8v 2TFgVTF67emaFFSFSQA152srWT3u/C1Ar/YWyAg8XvEN7xP4PTHiTBj3Od8Cztct 6mRQUSKVEzKNi/Us8epsYvc7VNBIT5mL36z1HDjwkyQjkUKSGxNQU7EBzKEtp8aS 5PRsp0RuYuFFsIsNEdqEjkEkFcVz570C1PhypX8Qo4mlG6azVOb7TlQ/Zk6ilCYG iZbbvJySBvrTbWQZdbMtqpeeJ0nuksN7S87eXLvOMPFztoSXh73HVuObU5n5TVOu BHFggfdbI2Hzpa6d8H5dYXbTY7iBj80ncCMlSa212KsyFTpVi/sMbUtZwJi5tJWM qQDR0OTODQu5f/z06V0t0UZvoSd6JHOHFoSJ8949TYJYNH9sIoI= =UnnV -----END PGP SIGNATURE----- --=-=-=-- --===============8396241098239136806== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel --===============8396241098239136806==--