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Christophe Leroy b7984d4617 crypto: talitos - fix ablkcipher for CONFIG_VMAP_STACK 
commit 1bea445b0a upstream.

[    2.364486] WARNING: CPU: 0 PID: 60 at ./arch/powerpc/include/asm/io.h:837 dma_nommu_map_page+0x44/0xd4
[    2.373579] CPU: 0 PID: 60 Comm: cryptomgr_test Tainted: G        W         4.20.0-rc5-00560-g6bfb52e23a00-dirty #531
[    2.384740] NIP:  c000c540 LR: c000c584 CTR: 00000000
[    2.389743] REGS: c95abab0 TRAP: 0700   Tainted: G        W          (4.20.0-rc5-00560-g6bfb52e23a00-dirty)
[    2.400042] MSR:  00029032 <EE,ME,IR,DR,RI>  CR: 24042204  XER: 00000000
[    2.406669]
[    2.406669] GPR00: c02f2244 c95abb60 c6262990 c95abd80 0000256a 00000001 00000001 00000001
[    2.406669] GPR08: 00000000 00002000 00000010 00000010 24042202 00000000 00000100 c95abd88
[    2.406669] GPR16: 00000000 c05569d4 00000001 00000010 c95abc88 c0615664 00000004 00000000
[    2.406669] GPR24: 00000010 c95abc88 c95abc88 00000000 c61ae210 c7ff6d40 c61ae210 00003d68
[    2.441559] NIP [c000c540] dma_nommu_map_page+0x44/0xd4
[    2.446720] LR [c000c584] dma_nommu_map_page+0x88/0xd4
[    2.451762] Call Trace:
[    2.454195] [c95abb60] [82000808] 0x82000808 (unreliable)
[    2.459572] [c95abb80] [c02f2244] talitos_edesc_alloc+0xbc/0x3c8
[    2.465493] [c95abbb0] [c02f2600] ablkcipher_edesc_alloc+0x4c/0x5c
[    2.471606] [c95abbd0] [c02f4ed0] ablkcipher_encrypt+0x20/0x64
[    2.477389] [c95abbe0] [c02023b0] __test_skcipher+0x4bc/0xa08
[    2.483049] [c95abe00] [c0204b60] test_skcipher+0x2c/0xcc
[    2.488385] [c95abe20] [c0204c48] alg_test_skcipher+0x48/0xbc
[    2.494064] [c95abe40] [c0205cec] alg_test+0x164/0x2e8
[    2.499142] [c95abf00] [c0200dec] cryptomgr_test+0x48/0x50
[    2.504558] [c95abf10] [c0039ff4] kthread+0xe4/0x110
[    2.509471] [c95abf40] [c000e1d0] ret_from_kernel_thread+0x14/0x1c
[    2.515532] Instruction dump:
[    2.518468] 7c7e1b78 7c9d2378 7cbf2b78 41820054 3d20c076 8089c200 3d20c076 7c84e850
[    2.526127] 8129c204 7c842e70 7f844840 419c0008 <0fe00000> 2f9e0000 54847022 7c84fa14
[    2.533960] ---[ end trace bf78d94af73fe3b8 ]---
[    2.539123] talitos ff020000.crypto: master data transfer error
[    2.544775] talitos ff020000.crypto: TEA error: ISR 0x20000000_00000040
[    2.551625] alg: skcipher: encryption failed on test 1 for ecb-aes-talitos: ret=22

IV cannot be on stack when CONFIG_VMAP_STACK is selected because the stack
cannot be DMA mapped anymore.

This patch copies the IV into the extended descriptor.

Fixes: 4de9d0b547 ("crypto: talitos - Add ablkcipher algorithms")
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2019-01-22 21:09:51 +01:00
arch arm64: Don't trap host pointer auth use to EL2 2019-01-22 21:09:47 +01:00
block block: mq-deadline: Fix write completion handling 2019-01-13 09:24:05 +01:00
certs export.h: remove VMLINUX_SYMBOL() and VMLINUX_SYMBOL_STR() 2018-08-22 23:21:44 +09:00
crypto crypto: authenc - fix parsing key with misaligned rta_len 2019-01-22 21:09:50 +01:00
Documentation x86/speculation/l1tf: Drop the swap storage limit restriction when l1tf=off 2019-01-09 17:45:54 +01:00
drivers crypto: talitos - fix ablkcipher for CONFIG_VMAP_STACK 2019-01-22 21:09:51 +01:00
firmware kbuild: remove all dummy assignments to obj- 2017-11-18 11:46:06 +09:00
fs Btrfs: use nofs context when initializing security xattrs to avoid deadlock 2019-01-16 22:03:27 +01:00
include IN_BADCLASS: fix macro to actually work 2019-01-22 21:09:49 +01:00
init psi: fix reference to kernel commandline enable 2018-12-14 15:05:45 -08:00
ipc ipc: IPCMNI limit check for semmni 2018-10-31 08:54:14 -07:00
kernel fork, memcg: fix cached_stacks case 2019-01-16 22:03:23 +01:00
lib lib: fix build failure in CONFIG_DEBUG_VIRTUAL test 2019-01-13 09:24:09 +01:00
LICENSES This is a fairly typical cycle for documentation. There's some welcome 2018-10-24 18:01:11 +01:00
mm mm: page_mapped: don't assume compound page is huge or THP 2019-01-16 22:03:26 +01:00
net smc: move unhash as early as possible in smc_release() 2019-01-22 21:09:50 +01:00
samples VFIO updates for v4.20 2018-10-31 11:01:38 -07:00
scripts x86, modpost: Replace last remnants of RETPOLINE with CONFIG_RETPOLINE 2019-01-16 22:03:21 +01:00
security selinux: policydb - fix byte order and alignment issues 2019-01-13 09:24:06 +01:00
sound ALSA: hda/realtek - Disable headset Mic VREF for headset mode of ALC225 2019-01-16 22:03:21 +01:00
tools selftests: Fix test errors related to lib.mk khdr target 2019-01-13 09:24:09 +01:00
usr initramfs: move gen_initramfs_list.sh from scripts/ to usr/ 2018-08-22 23:21:44 +09:00
virt KVM: arm/arm64: vgic: Fix off-by-one bug in vgic_get_irq() 2019-01-09 17:46:04 +01:00
.clang-format page cache: Convert find_get_pages_contig to XArray 2018-10-21 10:46:34 -04:00
.cocciconfig scripts: add Linux .cocciconfig for coccinelle 2016-07-22 12:13:39 +02:00
.get_maintainer.ignore Add hch to .get_maintainer.ignore 2015-08-21 14:30:10 -07:00
.gitattributes .gitattributes: set git diff driver for C source code files 2016-10-07 18:46:30 -07:00
.gitignore Kbuild updates for v4.17 (2nd) 2018-04-15 17:21:30 -07:00
.mailmap mailmap: Update email for Punit Agrawal 2018-11-05 10:02:11 +00:00
COPYING COPYING: use the new text with points to the license files 2018-03-23 12:41:45 -06:00
CREDITS MAINTAINERS: update entry for MMP platform 2018-12-03 12:39:57 -08:00
Kbuild Kbuild updates for v4.15 2017-11-17 17:45:29 -08:00
Kconfig kconfig: move the "Executable file formats" menu to fs/Kconfig.binfmt 2018-08-02 08:06:55 +09:00
MAINTAINERS Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-12-21 14:21:17 -08:00
Makefile Linux 4.20.3 2019-01-16 22:03:27 +01:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

README 

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.