tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: ad0b40fa944628d6f30b40266a599b285d70a266 commit: c6d308534aef6c99904bf5862066360ae067abc4 UBSAN: run-time undefined behavior sanity checker date: 10 days ago config: i386-randconfig-x0-01310609 (attached as .config) reproduce: git checkout c6d308534aef6c99904bf5862066360ae067abc4 # save the attached .config to linux build tree make ARCH=i386
All warnings (new ones prefixed by >>):
drivers/isdn/mISDN/dsp_blowfish.c: In function 'dsp_bf_init':
>> drivers/isdn/mISDN/dsp_blowfish.c:662:1: warning: the frame size of 1632
>> bytes is larger than 1024 bytes [-Wframe-larger-than=]
}
^
vim +662 drivers/isdn/mISDN/dsp_blowfish.c
960366cf Karsten Keil 2008-07-27 646 encrypt_block(P, S, data, data);
960366cf Karsten Keil 2008-07-27 647
960366cf Karsten Keil 2008-07-27 648 P[i] = data[0];
960366cf Karsten Keil 2008-07-27 649 P[i + 1] = data[1];
960366cf Karsten Keil 2008-07-27 650 }
960366cf Karsten Keil 2008-07-27 651
960366cf Karsten Keil 2008-07-27 652 for (i = 0; i < 4; i++) {
960366cf Karsten Keil 2008-07-27 653 for (j = 0, count = i * 256; j
< 256; j += 2, count += 2) {
960366cf Karsten Keil 2008-07-27 654 encrypt_block(P, S,
data, data);
960366cf Karsten Keil 2008-07-27 655
960366cf Karsten Keil 2008-07-27 656 S[count] = data[0];
960366cf Karsten Keil 2008-07-27 657 S[count + 1] = data[1];
960366cf Karsten Keil 2008-07-27 658 }
960366cf Karsten Keil 2008-07-27 659 }
960366cf Karsten Keil 2008-07-27 660
960366cf Karsten Keil 2008-07-27 661 return 0;
960366cf Karsten Keil 2008-07-27 @662 }
960366cf Karsten Keil 2008-07-27 663
960366cf Karsten Keil 2008-07-27 664
960366cf Karsten Keil 2008-07-27 665 /*
960366cf Karsten Keil 2008-07-27 666 * turn encryption off
960366cf Karsten Keil 2008-07-27 667 */
960366cf Karsten Keil 2008-07-27 668 void
960366cf Karsten Keil 2008-07-27 669 dsp_bf_cleanup(struct dsp *dsp)
960366cf Karsten Keil 2008-07-27 670 {
:::::: The code at line 662 was first introduced by commit
:::::: 960366cf8dbb3359afaca30cf7fdbf69a6d6dda7 Add mISDN DSP
:::::: TO: Karsten Keil <kk...@suse.de>
:::::: CC: Karsten Keil <kk...@suse.de>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
Description: Binary data
